| CONDENSED MATTER PHYSICS Soft Materials & Complex Fluids
Premelting in Bulk Crystals
Senior Collaborators outside Yodh group:
Peter Collings, Swarthmore College
Papers:
Alsayed, A.M., Islam, M.F., Zhang, J., Collings, P.J., Yodh, A.G., Premelting at defects within bulk colloidal crystals. Science 309, 1207-1210, (2005).
Melting of Layered Phases of Rods in Temperature Sensitive Polymer Solutions
Senior Collaborators outside Yodh group:
Paper:
Alsayed, A.M., Dogic, Z., and Yodh, A.G., Melting of lamellar phases in temperature sensitive colloid-polymer suspensions. Physical Review Letters 93, 057801-1-057801-4 (2004).
Capillary Interactions Between Anisotropic Colloidal Particles
Senior Collaborators outside Yodh group:
J.C. Loudet (Univ. of Bordeaux, France), B. Pouligny
Paper:
Loudet, J.C., Alsayed, A.M., Zhang, J., and Yodh, A.G., Capillary interactions between anisotropic colloidal particles. Physical Review Letters 94, 018301-1-018301-4 (2005).
Loudet J.C., Yodh A.G., Pouligny B., Wetting and contact lines of micrometer-sized ellipsoids, Physical Review Letters 97 (1): Art. No. 018304 (2006).
Biopolymers in Anistropic (Nematic) Fluids
Senior Collaborators outside Yodh group:
Dennis Discher, Randy Kamien, Paul Janmey, Tom Lubensky, Penn
Papers:
Dogic, Z., Zhang, J., Lau, A.W.C., Aranda-Espinoza, H., Dalhaimer, P., Discher, D.E., Janmey, P.A., Kamien, R.D., Lubensky, T.C., and Yodh, A.G., Elongation and fluctuations of semi-flexible polymers in a nematic solvent. Physical Review Letters 92, 125503-1-125503-4 (2004).
Mechanical Responses of Soft Materials: Macro- and Microrheology
Senior Collaborators outside Yodh group:
Dave Weitz, Havard University; John Crocker, Penn; Tom Lubensky, Penn
Papers:
Crocker, J.C., Valentine, M.T., Weeks, E.R., Gisler, T., Kaplan, P.D., Yodh, A.G., and Weitz, D.A., Two-point microrheology of inhomogeneous soft materials, Physical Review Letters 85, 888-891 (2000).
Chen, D.T., Weeks, E.R., Crocker, J.C., Islam, M.F., Verma, R., Gruber, J., Levine, A.J., Lubensky, T.C., and Yodh, A.G., Rheological microscopy: local properties from microrheology, Physical Review Letters 90, 108301-1-108301-4 (2003).
Entropy-driven Colloidal Interactions and Self-Assembly (Background)
Colloidal Interactions
Senior Collaborators outside Yodh group:
Dave Pine, New York University; Tom Lubensky, Penn; Phil Nelson, Penn; John Crocker, Penn
Papers:
Dinsmore, A.D., Yodh, A.G., and Pine, D.J., Entropic control of particle motion using passive surface microstructures, Nature 383, 239-242 (1996).
Dinsmore, A.D., Wong, D.T., Nelson, P., and Yodh, A.G., Hard spheres in vesicles: curvature-induced forces and particle-induced curvature, Physical Review Letters 80, 409-412 (1998).
Verma, R., Crocker, J.C., Lubensky, T.C., and Yodh, A.G., Entropic colloidal interactions in concentrated DNA solutions, Physical Review Letters 81, 4004-4007 (1998).
Crocker, J.C., Matteo, J.A., Dinsmore, A.D., and Yodh, A.G., Entropic attraction and repulsion in binary colloids probed with a line optical tweezer, Physical Review Letters 82, 4352-4355 (1999).
Verma, R., Crocker, J.C., Lubensky, T.C., and Yodh, A.G., Attractions between hard colloidal spheres in semi-flexible polymer solutions, Macromolecules 33 , 177-186 (2000).
Owen, R.J., Crocker, J.C., Verma, R., and Yodh, A.G., Measurement of long-range steric repulsions between microspheres due to adsorbed polymer, Physical Review E 64, 011401-1--011401-6 (2001).
Yodh, A.G., Lin, K-H., Crocker, J.C., Dinsmore, A.D., Verma, R., and Kaplan, P.D., Entropically driven self-assembly and interaction in suspension, The Philosophical Transactions of the Royal Society of London A 359, 921-937 (2001).
Lin, K-H., Crocker, J.C., Zeri, A.C., and Yodh, A.G., Colloidal interactions in suspensions of rods, Physical Review Letters 87, 088301-1 - 088301-4 (2001).
Lau, A.W.C., Lin, K-H., and Yodh, A.G., Entropic interactions in suspensions of semi-flexible rods: short-range effects of flexibility, Physical Review E 66, 020401-1-020401-4 (2002).
Self-Assembly of Colloidal Particles (Entropy-driven & Beyond)
Senior Collaborators outside Yodh group:
Tom Lubensky, Penn; Dave Pine, New York University; Dave Weitz, Harvard University; Wilson Poon, University of Edinburgh; Patrick Warren, Unilever Research; Paul Heiney, Penn; Pierre Wiltzius, University of Illinois; John Crocker, Penn; Peter Collings, Swarthmore
Papers:
M. F. Islam, M. Nobili, Fangfu Ye, T. C. Lubensky, and A. G. Yodh, Cracks and Topological Defects in Lyotropic Nematic Gels, Physical Review Letters 95, 148301 (2005)
Kaplan, P.D., Rouke, J.L., Yodh, A.G., and Pine, D.J., Entropically driven surface phase separation in binary colloidal mixtures, Physical Review Letters 72, 582-585 (1994).
Dinsmore, A.D., Yodh, A.G., and Pine, D.J., Phase-diagrams of nearly hard-sphere binary colloids, Physical Review E 52, 4045-4057 (1995).
Dinsmore, A.D., Yodh, A.G., and Pine, D.J., Entropic control of particle motion using passive surface microstructures, Nature 383, 239-242 (1996).
Dinsmore, A.D., Warren, P.B., Poon, W.C.K., and Yodh, A.G., Fluid-solid transitions on walls in binary hard-sphere mixtures, Europhysics Letters 40, 337-342 (1997).
Dinsmore, A.D., Crocker, J.C., and Yodh, A.G., Self-assembly of colloidal crystals, Current Opinion in Colloid & Interface Science 3, 5-11 (1998).
Dinsmore, A.D., and Yodh, A.G., Entropic confinement of colloidal spheres in corners on silicon substrates, Langmuir 1999, 314-316 (1999).
Lin, K-H., Crocker, J.C., Prasad, V., Schofield, A., Weitz, D.A., Lubensky, T.C., and Yodh, A.G., Entropically driven colloidal crystallization on patterned surfaces, Physical Review Letters 85, 1770-1773 (2000).
Yodh, A.G., Lin, K-H., Crocker, J.C., Dinsmore, A.D., Verma, R., and Kaplan, P.D., Entropically driven self-assembly and interaction in suspension, The Philosophical Transactions of the Royal Society of London A 359, 921-937 (2001).
Mach, P., Wiltzius, P., Megens, M., Weitz, D.A., Lin, K.-H., Lubensky, T.C., Yodh, A.G., Electro-optic response and switchable Bragg diffraction for liquid crystal in colloid-templated materials, Physical Review E 65, 031720-1-031720-3 (2002).
Mach, P., Wiltzius, P., Megens, M., Weitz, D.A., Lin, K.-H, Lubensky, T.C., Yodh, A.G., Switchable Bragg Diffraction from Liquid Crystal in Colloid-Templated Structures, Europhysics Letters 58, 679-685 (2002).
Zhang, J., Alsayed, A., Lin, K.H., Sanyal, S., Zhang, F., Pao, W.-J., Balagurusamy, V.S.K., Heiney, P.A., and Yodh, A.G., Template-directed convective assembly of three dimensional face-centered-cubic colloidal crystals, Applied Physics Letters 81, 3176-3178 (2002).
Islam, M.F., Lin, K.H., Lacoste, D., Lubensky, T.C., and Yodh, A.G., Field-induced structures in miscible ferrofluid suspensions with and without latex spheres, Physical Review E 67, 021402-1-021402-8 (2003).
Alsayed, A.M., Islam, M.F., Zhang, J., Collings, P.J., Yodh, A.G., Premelting at defects within bulk colloidal crystals. Science 309, 1207-1210, (2005).
Carbon Nanotubes
Solubilization of Single-Wall Carbon Nanotubes in Aqueous Suspensions
Senior Collaborators outside Yodh group:
Alan (Charlie) Johnson, Penn
Paper:
Islam, M.F., Rojas, E., Bergey, D.M., Johnson, A.T., and Yodh, A.G., High weight fraction surfactant solubilization of single-wall carbon nanotubes in water, Nano Letters 3, 269-273 (2003).
Johnston, D.E., Islam, M.F., Yodh, A.G., and Johnson, A.T., Electronic devices based on purified carbon nanotubes grown by high-pressure decomposition of carbonmonoxide. Nature Materials 4, 589-592 (2005).
Nematic Nanotube Gels
Senior Collaborators outside Yodh group:
Tom Lubensky, Penn, Maurizio Nobili (Montpellier)
Papers:
M. F. Islam, M. Nobili, Fangfu Ye, T. C. Lubensky, and A. G. Yodh, Cracks and Topological Defects in Lyotropic Nematic Gels, Physical Review Letters 95, 148301 (2005)
Islam, M.F., Alsayed, A.M., Dogic, Z., Zhang, J., Lubensky, T.C., and Yodh, A.G., Nematic nanotube gels. Physical Review Letters 92, 088303-1-088303-4 (2004).
Optical Properties and Anistropy of Single-wall Carbon Nanotubes
Senior Collaborators outside Yodh group:
Jay Kikkawa, Penn; Charlie Kane, Penn
Papers:
Islam, M.F., Milkie, D.E., Kane, C.L., Yodh, A.G., and Kikkawa, J.M., Direct measurement of the polarized absorption cross section of single-wall carbon nanotubes. Physical Review Letters 93, 037404-1-037404-4 (2004).
Islam MF, Milkie DE, Torrens ON, Yodh AG, Kikkawa JM
Magnetic heterogeneity and alignment of single wall carbon nanotubes
Physical Review B, Rapid Communications 71 (20): Article # 201401 (2005)
Structure and Rheology of Single-wall Carbon Nanotube Suspensions
Senior Collaborators outside Yodh group:
Karen Winey, Penn; Jack Fischer, Penn; Paul Jamney, Penn; Paul Heiney, Penn, B. Hammouda (NIST)
Papers:
Zhou, W., Islam, M.F., Wang, H.-W, Ho, D.L., Yodh, A.G., Winey, K.I., and Fischer, J.E., Small angle neutron scattering from single-wall carbon nanotube suspensions: evidence of isolated rigid rods and rod networks. Chemical Physics Letters 384, 185-189 (2004).
Hough, L.A. , Islam, M.F., Janmey, P.A., and Yodh, A.G., Viscoelasticity of single wall carbon nanotube suspensions. Physical Review Letters 93, 168102-1168102-4 (2004).
Hough L.A., Islam M.F., Hammouda B., Yodh A.G., Heiney P.A., Structure of semidilute single-wall carbon nanotube suspensions and gels, Nano Letters 6 (2): 313-317 (2006).
Single wall carbon nanotube epoxy composites
Senior Collaborators outside Yodh group:
Jay Kikkawa, Penn
Papers:
M. B. Bryning, D. E. Milkie, M. F. Islam, J. M. Kikkawa, and A. G. Yodh, Thermal conductivity and interfacial resistance in single-wall carbon nanotube epoxy composites, Applied Physics Letters 87, 161909 (2005)
Bryning, M.B., Islam, M.F., Kikkawa, J.M., and Yodh, A.G., Very low conductivity threshold in bulk isotropic single-walled carbon nanotube-epoxy composites. Advanced Materials 17, 1186-1191 (2005).
Hard Surfaces & Interfaces
Senior Collaborators outside Yodh group:
Maria Tamargo, CCNY; Robin Hochstrasser, Penn; Bill Theis, Naval Research Lab, China Lake, CA; M.A. Kahn, APA Optics
Papers:
Yeganeh, M.S., Qi, J., Yodh, A.G., Tamargo, M.C., Interface quantum well states observed by three-wave mixing in ZnSe/GaAs heterostructures, Physical Review Letters 68, 3761-3764 (1992).
Yodh, A.G., and Tom, H.W.K., Picosecond linear vibrational spectroscopy of CO adsorbed on Cu (111) by phase-sensitive polarization modulation, Physical Review B 45, 14302-14307 (1992).
Yeganeh, M.S., Qi, J., Culver, J.P. and Yodh, A.G., Tamargo, M.C., Interference in reflected second-harmonic generation from thin nonlinear films, Physical Review B 46, 1603-1610 (1992).
Owrutsky, J.C., Culver, J.P., Li, M., Kim, R., Sarisky, M.J., Yegeneh, M.S., Yodh, A.G., Hochstrasser, R.M., Femtosecond coherent transient infrared spectroscopy of CO on Cu (111), Journal of Chemistry and Physics 97, 4421-4427 (1992).
Yeganeh, M.S., Qi, J., Yodh, A.G., and Tamargo, M.C., Influence of heterointerface atomic structure and defects on second-harmonic generation, Physical Review Letters 69, 3579-3582 (1992).
Li, M., Owrutsky, J., Sarisky, M., Culver, J.P., Yodh, A., and Hochstrasser, R.M., Vibrational and rotational relaxation times of solvated molecular ions, Journal of Chemistry & Physics 98, 5499-5507 (1993).
Yeganeh, M.S., Qi, J., Yodh, A.G., and Tamargo, M.C., Interfacial electronic trap lifetimes studied by the photomodulation of second-harmonic generation processes, Journal of the Optical Society of America B 10, 2093-2099 (1993).
Qi, J., Yeganeh, M.S., Koltover, I., Yodh, A.G., and Theis, W.M., Depletion-electric-field-induced changes in second-harmonic generation from GaAs, Physical Review Letters 71, 633-636 (1993).
Culver, J.P., Li, M., Jahn, L.G., Hochstrasser, and Yodh, A.G., Vibrational response of surface adsorbates to femtosecond substrate heating, Chemical Physical Letters 214, 431-437 (1993).
Yeganeh, M.S., Qi, J., Culver, J.P., and Yodh, A.G., Three-wave-mixing spectroscopy of ZnSe/GaAs (001) heterointerfaces, Physical Review B 49, 11196-11209 (1994).
Talaat, H., Elissa, L., Negm, S., Burstein, E., Yeganeh, M.S., and Yodh, A.G., Light scattering studies of ZnSe/GaAs heterostructures, J. Vac. Sci. Technol. B 12, 2598-2604 (1994).
Culver, J.P., Li, M., Jahn, L.G., Hochstrasser, R.M., and Yodh, A.G., Femtosecond photoprocesses: adsorbate infrared spectral response following visible pulse metal substrate excitation, in Laser Spectroscopy and Photochemistry on Metal Surfaces , Ho, W., and Dai, H-L., eds, World Scientific Publishing Co., Singapore, 542-589 (1995).
Qi, J., Angerer, M.S., Yeganeh, M.S., Yodh, A.G., and Theis, W.M., Transverse diffusion of minority carriers confined near the GaAs surface plane, Physical Review B 51, 13533-13537 (1995).
Qi, J., Angerer, W., Yeganeh, M.S., Yodh, A.G., and Theis, W.M., Observation of midgap interface states in buried metal/GaAs junctions, Physical Review Letters 75, 3174-3177 (1995).
Culver, J.P., Li, M., Sun, Z.-J., Hochstrasser, R.M., and Yodh, A.G., Temperature-dependent coupling of low frequency adsorbate vibrations to metal substrate electrons. Chemical Physics 205, 159-166 (1996).
Qi, J., Angerer, W., Yeganeh, M.S., Yodh, A.G., Theis, W.M., Midgap states observed by nonlinear optical spectroscopy of metal: GaAs junctions, Applied Surface Science 104/105, 188-195 (1996).
Culver, J.P., Li, M., Hochstrasser, R.M., and Yodh, A.G., Vibrational dynamics of low frequency (<100 cm -1 ) adsorbate motions, Surface Science 368, 9-19 (1996).
Angerer, W.E., Yang, N., Yodh, A.G., Khan, M.A., and Sun, C.J., Ultrafast second-harmonic generation spectroscopy of GaN thin films on sapphire, Physical Review B 59 , 2932-2946 (1999).
Yang, N., Angerer, W.E., and Yodh, A.G., Second harmonic microscopy of
single micron-size particles on a substrate, Physical Review A 64,
045801-1-045801-4 (2001).
Yang, N., Angerer, W.E., and Yodh, A.G., Angle-resolved
second-harmonic light scattering from colloidal particles, Physical
Review Letters 87, 103902-1-103902-4 (2001).
BIOMEDICAL OPTICS
Spectroscopy and Imaging with Diffusing Light
Senior Collaborators outside Yodh group:
Dave Pine (New York University), Britton Chance (Penn), Larry Campbell ( Hobart Williams College ), Peter Collings ( Swarthmore College), Holger Stark (University of Konstanz), Tom Lubensky (Penn), Deva Pattanayak (Vishay Intertechnology), Qing Zhu (University of Connecticut), V. Tuchin (Saratov State University), D. Zimnikov (Saratov State University), J. Ripoll (Institute of Electronic Structure & Lasers - FORTH), M. Nieto-Vesperinas (Universidad Autonoma de Madrid), B. Tromberg (University of California at Irvine), Simon Arridge (University College London), Martin Schwieger (University College London), Diederik Wiersma (University of Florence), J.C. Chou (HUP)
Papers:
Yodh, A.G., Kaplan, P.D., and Pine, D.J., Pulsed diffusing-wave spectroscopy: high resolution through nonlinear optical gating, Physical Review B 42, 4744-4747 (1990).
Yodh, A.G., Georgiades, N., and Pine, D.J., Diffusing-wave interferometry, Optics Communications 83, 56-59 (1991).
Yodh, A.G., Pine, D.J., Kaplan, P.D., Kao, M.H., and Georgiades, N., Speckle fluctuations and their use as probes of dense random media, Mol. Cryst. Liq. Cryst. Sci. Technol. Sec. B 3, 149-160 (1992).
O'Leary, M.A., Boas, D.A., Chance, B., and Yodh, A.G., Refraction of diffuse photon density waves, Physical Review Letters 69, 2658-2661 (1992).
Boas, D.A., O'Leary, M.A., Chance, B., and Yodh, A.G., Scattering and wavelength transduction of diffuse photon density waves, Physical Review E, Rapid Communications 47, R2999-R3002 (1993).
Kaplan, P.D, Kao, M.S., Yodh, A.G., and Pine, D.J., Geometric constraints for the design of diffusing-wave spectroscopy experiments, Applied Optics 32, 3828-3836, (1993).
O'Leary, M.A., Boas, D.A., Chance, B., and Yodh, A.G., Re-radiation and imaging of diffuse photon density waves using fluorescent inhomogeneities, Journal of Luminescence 60&61, 281-286 (1994).
Boas, D.A., O'Leary, M.A., Chance, B., Yodh, A.G., Scattering of diffuse photon density waves by spherical inhomogeneities within turbid media: analytic solution and applications, Proceedings of the National Academy of Sciences USA 91, 4887-4891 (1994).
Kaplan, P.D., Dinsmore, A.D., Yodh, A.G., and Pine, D.J., Diffuse-transmission spectroscopy: a structural probe of opaque colloidal mixtures, Physical Review E 50, 4827-4835 (1994).
Pine, D.J., Weitz, D.A., Zhu, J.X., Durian, D.J., Yodh, A.G., and Kao, M., Diffusing-wave spectroscopy and interferometry, Macromolecular Symposia 79, 31-44 (1994).
O'Leary, M.A., Boas, D.A., Chance, B., and Yodh, A.G., Experimental images of heterogeneous turbid media by frequency-domain diffusing-photon tomography, Optics Letters 20, 426-428 (1995).
Yodh, A., and Chance, B., Spectroscopy and imaging with diffusing light, Physics Today 48, 34-40 (1995).
Boas, D.A., Campbell , L.E., and Yodh, A.G., Scattering and imaging with diffusing temporal field correlations, Physical Review Letters 75, 1855-1858 (1995).
O'Leary, M.A., Boas, D.A., Li, X.D, Chance, B., and Yodh, A.G., Fluorescence lifetime imaging in turbid media, Optics Letters 21, 158-160 (1996).
Li, X.D., O'Leary, M.A., Boas, D.A., Chance, B. and Yodh, A.G., Fluorescent diffuse photon density waves in homogeneous and heterogeneous turbid media: analytic solutions and applications, Applied Optics 35, 3746-3758 (1996).
Kao, M.H., Jester, K.A., Yodh, A.G., and Collings, P.J., Observation of light diffusion and correlation transport in nematic liquid crystals, Physical Review Letters 77, 2233-2236 (1996).
Boas, D.A., O'Leary, M.A., Chance, B., Yodh, A.G., Detection and characterization of optical inhomogeneities with diffuse photon density waves: a signal-to-noise analysis, Applied Optics 36, 75-92 (1997).
Stark, H., Kao, M.H., Jester, K.A., Lubensky, T.C., and Yodh, A.G., Light diffusion and diffusing-wave spectroscopy in nematic liquid crystals, Journal of the Optical Society of America A 14, 156-178 (1997).
Boas, D.A., and Yodh, A.G., Spatially varying dynamical properties of turbid media probed with diffusing temporal light correlation , Journal of the Optical Society of America A 14, 192-215 (1997).
Li, X.D., Durduran, T., Yodh, A.G., Chance, B., and Pattanayak, D.N., Diffraction tomography for biochemical imaging with diffuse-photon density waves, Optics Letters 22, 573-575 (1997).
Durduran, T., Yodh, A.G., Chance, B., and Boas, D.A., Does the photon-diffusion coefficient depend on absorption? Journal of the Optical Society of America 14, 3358-3364 (1997).
Li, X., Chance, B., and Yodh, A.G., Fluorescent heterogeneities in turbid media: limits for dectection, characterization, and comparison with absorption, Applied Optics 37, 6833-6844 (1998).
Ntziachristos, V., Ma, X.H., Yodh, A.G., and Chance, B., Multi-channel photon counting instrument for spatially resolved near infrared spectroscopy, Review of Scientific Instruments 70, 193-201 (1999).
Durduran, T., Culver, J.P., Holboke, M.J., Li, X.D., Zubkov, L., Chance, B., Pattanayak, D.N., and Yodh, A.G., Algorithms for 3D localization and imaging using near-field diffraction tomography with diffuse light, Optics Express 4 , 247-262 (1999).
Pattanayak, D.N., and Yodh, A.G., Diffuse optical 3D-slice imaging of bounded turbid media using a new integro-differential equation, Optics Express 4 , 231-240 (1999).
Zhu, Q., Durduran, T., Ntziachristos, V., Holboke, M., and Yodh, A.G., Imager that combines near-infrared diffusive light and ultrasound, Optics Letters 24 , 1050-1052 (1999).
Ntziachristos, V., Chance, B., and Yodh, A.G., Differential diffuse optical tomography, Optics Express 5 , 230-242 (1999).
Zimnyakov, D.A., Tuchin, V.V., Yodh, A.G., Characteristic scales of optical field depolarization and decorrelation for multiple scattering media and tissues , Journal of Biomedical Optics 4 , 157-163 (1999).
Li, X., Pattanayak, D.N., Durduran, T., Culver, J.P., Chance, B., and Yodh, A.G., Near-field tomography with diffuse photon density waves, Physical Review E 61, 4295-4309 (2000).
Yodh, A.G., and Tromberg, B.J., Celebrating Britton Chance, Journal of Biomedical Optics 5, 115-118 (2000).
Intes, X., Chance, B., Holboke, M.J., and Yodh, A.G., Interfering diffusive photon-density waves with an absorbing-fluorescent inhomogeneity, Optics Express 8, 223-231 (2001).
Ripoll, J., Ntziachristos, V., Culver, J.P., Pattanayak, D.N., Yodh, A.G., and Nieto-Vesperinas, M., Recovery of optical parameters in multiple-layered diffusive media: theory and experiments, Journal of the Optical Society of America A 18, 821-830 (2001).
Culver, J.P., Ntziachristos, V., Holboke, M.J., and Yodh, A.G., Optimization of optode arrangements for diffuse optical tomography: a singular value analysis, Optics Letters 26, 701-703 (2001).
Ntziachristos, V., Hielscher, A.H., Yodh, A.G., and Chance, B., Diffuse optical tomography of highly heterogeneous media, IEEE Transactions on Medical Imaging 20, 470-478 (2001).
Ripoll, J., Ntziachristos, V., Culver, J.P., Yodh, A.G., and Nieto-Vesperinas, M., The Kirchhoff approximation in diffusive media with arbitrary geometry, Proceedings of Spie - the International Society for Optical Engineering , 4431, 134-140 (2001).
Intes, X., Ntziachristos, V., Culver, J.P., Yodh, A.G., and Chance, B., Projection access order in algebraic reconstruction technique for diffuse optical tomography, Phys. Med. Biol. 47, N1-N10 (2002).
Culver, J.P., Choe, R., Holboke, M.J., Zubkov, L., Durduran, T., Slemp, A., Ntziachristos, V., Pattanayak, D.N., Chance, B., and Yodh, A.G., Three-dimensional diffuse optical tomography in the plane parallel transmission geometry: Evaluation of a hybrid frequency domain/continuous wave clinical system for breast imaging, Medical Physics 30, 235-247 (2003).
Yodh, A.G., Boas, D.A., Functional imaging with diffusing light, in Biomedical Photonics Handbook , Vo-Dinh, T., Ed., CRC Press: Boca Raton. p. 21-1-21-45, (2003).
Corlu, A., Durduran, T., Choe, R., Schweiger, M., Hillman, E.M.C., Arridge, S.R., and Yodh, A.G., Uniqueness and wavelength optimization in continuous-wave multi-spectral diffuse optical tomography . Optics Letters 28, 2339-2341 (2003).
Corlu, A., Choe, R., Durduran, T., Lee, K., Schweiger, M., Arridge, S.R., Hillman, E.M.C., and Yodh, A.G., Diffuse optical tomography with spectral constraints and wavelength optimization. Applied Optics 44, 2082-2093 (2005).
Durduran T, Choe R, Yu GQ, Zhou C, Tchou JC, Czerniecki BJ, Yodh AG, Diffuse optical measurement of blood flow in breast tumors, Optics Letters 30 (21): 2915-2917 (2005).
Functional Imaging and Spectroscopy of Brain, Breast and Muscle
Senior Collaborators outside Yodh group:
Britton Chance (Penn), Larry Campbell (Hobart Williams College), Mitch Schnall (Hospital at the University of Pennsylvania (HUP)), Bruce Tromberg (University of California at Irvine), Joel Greenberg (Hospital at the University of Pennsylvania (HUP)), Joe Friedberg (Hospital at the University of Pennsylvania (HUP)), Chandra (Sandy) Sehgal (Hospital at the University of Pennsylvania (HUP)), Theresa Busch (Hospital at the University of Pennsylvania (HUP)), Tim Zhu (Hospital at the University of Pennsylvania (HUP)), Chandrakala (Kala) Menon (Hospital at the University of Pennsylvania (HUP)), Don Buerk (Hospital at the University of Pennsylvania (HUP)), Doug Fraker (Hospital at the University of Pennsylvania (HUP)), Mark Burnett (Hospital at the University of Pennsylvania (HUP)), John Detre (Hospital at the University of Pennsylvania (HUP)), Shoko Nioka (Johnson Foundation, HUP/Penn), Simon Arridge (University College London), Brian Czerniecki (Hospital at the University of Pennsylvania (HUP)), Angela DeMichele (Hospital at the University of Pennsylvania (HUP)) , Mark Rosen (Hospital at the University of Pennsylvania (HUP)), J. Ripoll (Institute of Electronic Structure & Lasers - FORTH), Tom Floyd (Hospital at the University of Pennsylvania (HUP)), Emile Mohler III (Hospital at the University of Pennsylvania (HUP)), Harry Quon (Hospital at the University of Pennsylvania (HUP)), Diego Contreras ( Hospital at the University of Pennsylvania (HUP)), Leif Finkel (Penn), Mary Putt (Hospital at the University of Pennsylvania (HUP)), Nimi Ramanujam (Duke University), Robert (Bob) Rogers (University of Delaware), Brian Salzberg (Hospital at the University of Pennsylvania (HUP))
Papers:
Durduran T, Choe R, Yu GQ, Zhou C, Tchou JC, Czerniecki BJ, Yodh AG, Diffuse optical measurement of blood flow in breast tumors, Optics Letters 30 (21): 2915-2917 (2005).
Liu, H., Boas, D.A., Zhang, Y., Yodh, A.G., and Chance, B., Determination of optical properties and blood oxygenation in tissue using continuous NIR light, Phys. Med. Biol 40, 1983-1993 (1995).
Boas, D.A., Meglinsky, I.V., Zemany, L., Campbell, L.E., Chance, B., and Yodh, A.G., Diffusion of temporal field correlation with selected applications, In Tuchin, V., ed, SPIE Coherence-Domain Methods in Biomedical Optics , 2732, 34-36 (1996).
Danen, R.M., Wang, Y., Li, X.D., Thayer, W.S., and Yodh, A.G., Regional imager for low-resolution functional imaging of the brain with diffusing near-infrared light, Photochemistry and Photobiology . 67, 33-40 (1998).
Yodh, A.G., Scattered light detects cancer, Physics World 11, 28 (1998).
Ntziachristos, V., Yodh, A.G., Schnall, M., and Chance, B., Concurrent MRI and diffuse optical tomography of breast after indocyanine green enhancement, Proceedings of the National Academy of Sciences USA 97 , 2767-2772 (2000).
Holboke, M.J., Tromberg, B.J., Li, X., Shah, N., Fishkin, J., Kidney, D., Butler, J., Chance, B., and Yodh, A.G., Three-dimensional diffuse optical mammography with ultrasound localization in a human subject, Journal of Biomedical Optics 5, 237-247 (2000).
Cheung, C., Culver, J.P., Takahashi, K., Greenberg, J.H., Yodh, A.G., In vivo cerebrovascular measurement combining diffuse near-infrared absorption and correlation spectroscopies, Physics in Medicine and Biology 46, 2053-2065 (2001).
Ntziachristos, V., Yodh, A.G., Schnall, M.D., and Chance, B., MRI-guided diffuse optical spectroscopy of malignant and benign breast lesions, Neoplasia 4, 347-354 (2002).
Durduran, T., Choe, R., Culver, J.P., Zubkov, L., Holboke, M.J., Giammarco, J., Chance, B., and Yodh, A.G., Bulk optical properties of healthy female breast tissue, Physics in Medicine and Biology 47, 2847-2861 (2002).
Yodh, A.G., Cheung, C., Culver, J.P., Durduran, T., Greenberg, J.H., Takahashi, K., and Furuya, D., In vivo diffuse optical spectroscopy and imaging of blood dynamics in brain, in Proceedings of the XV International Conference on Laser Spectroscopy , Snowbird, Utah, June 10-15, 2001, Chu, S., Vuletic, V., Kerman, A.J., and Chin, C., eds., World Scientific, River Edge, NJ (2002).
Culver, J.P., Furuya, D., Durduran, T., Cheung, C, Greenberg, J.H., and Yodh, A.G., Diffuse optical measurement of hemoglobin and cerebral blood flow in rat brain during hypercapnia, hypoxia and cardiac arrest, Adv. Exp. Med. Biol . 510, 293-298 (2003).
Yu, G., Durduran, T., Furuya, D., Greenberg, J., Yodh, A.G., Frequency domain multiplexing system for in vivo measurement of rapid cerebral hemodynamics, Applied Optics-OT 42, 2931-2939 (2003).
Culver, J.P., Furuya, D., Durduran, T., Cheung, C., Greenberg, J.H., and Yodh, A.G., Diffuse optical tomography of cerebral blood flow, oxygenation, and metabolism in rat during focal ischemia . Journal of Cerebral Blood Flow and Metabolism 23, 911-924 (2003).
Friedberg, J.F., Skema, C., Burdick, J., Yodh, A.G., Carr, S.R., Culver, J.P., A novel technique for light delivery through branched or bent anatomic structures. Journal of Thoracic and Cardiovascular Surgery 126, 1963-1967 (2003).
Yu, G., Durduran, T., Busch, T.M., Wang, H.-W., Zhou, C., Saunders, H.M., Sehgal, C.M., and Yodh, A.G., Non-invasive monitoring hemodynamic responses in RIF tumors during and after PDT, in Proc. SPIE, SPIE Photonics West 4952, 131-139, San Jose, CA (2003).
Choe, R., Durduran, T., Yu, G., Nijland, M.J.M., Chance, B., Yodh A.G., and Ramanujam, N., Transabdominal near infrared oximetry of hypoxic stress in the fetal sheep brain in utero . Proceedings of National Academy of Sciences USA 100, 12950-12954 (2003).
Menon, C., Polin, G.M., Prabakaran, I., Hsi, A., Cheung, C., Culver, J.P., Pingpank, J.F., Sehgal, C.S., Yodh, A.G., Buerk, D.G., and Fraker, D.L., An integrated approach to measuring tumor oxygen status using human melanoma xenografts as a model. Cancer Research 63, 7232-7240 (2003).
Intes, X., Ripoll, J., Chen, Y., Nioka, S., Yodh, A.G., and Chance, B., In vivo continuous-wave optical breast imaging enhanced with Indocyanine Green. Medical Physics 30, 1039-1047 (2003).
Durduran, T., Burnett, M.G., Yu, G., Zhou, C., Furuya, D., Yodh, A.G., Detre, J.A., and Greenberg, J.H., Spatiotemporal quantification of cerebral blood flow during functional activation in rat somatosensory cortex using laser-speckle flowmetry. Journal of Cerebral Blood Flow and Metabolism 24, 518-525 (2004).
Bednov, A., Ulyanov, S., Cheung, C., and Yodh, A.G., Correlation properties of multiple scattered light: implication to coherent diagnostics of burned skin. Journal of Biomedical Optics 9, 347-352 (2004).
Durduran, T., Yu, G., Zhou, C., Detre, J., Greenberg, J., Burnett, M.G., Yodh, A.G., Diffuse optical measurement of blood flow, blood oxygenation and metabolism in human brain during sensorimotor cortex activation. Optics Letters 29, 1766-1768 (2004).
Fisher, J.A.N., Civillico, E.F., Contreras, D., and Yodh, A.G., In vivo
fluorescence microscopy of neuronal activity in three dimensions by use
of voltage-sensitive dyes, Optics Letters 29, 71-73 (2004).
Yu, G., Durduran, T., Lech, G., Zhou, C., Chance, B., Mohler III, E.R., and Yodh, A.G., Time-dependent blood flow and oxygenation in human skeletal muscle measured with noninvasive near-infrared diffuse optical spectroscopies. Journal of Biomedical Optics 10, 024027-1-024027-12 (2005).
Choe, R., Corlu, A., Lee, K., Durduran, T., Konecky, S.D., Grosicka-Koptyra, M., Arridge, S.R., Czerniecki, B.J., Fraker, D.L., DeMichele, A., Chance, B., Rosen, M.A., and Yodh, A.G., Diffuse optical tomography of breast cancer during neoadjuvant chemotherapy: A case study with comparison to MRI. Medical Physics 32, 1128-1139 (2005)
Jonathan A.N. Fisher, Brian M. Salzberg and Arjun G. Yodh, Near infrared two-photon excitation cross-sections of voltage-sensitive dyes, Journal of Neuroscience Methods 148 (1) 94-102, 2005.
Zhou C., Yu G.Q., Furuya D., Greenberg J.H., Yodh A.G., Durduran T., Diffuse optical correlation tomography of cerebral blood flow during cortical spreading depression in rat brain, Optics Express 14 (3): 1125-1144 (2006).
Breast Cancer Imaging and Spectroscopy
Senior Collaborators outside Yodh group:
Britton Chance (Penn), Bruce Tromberg (University of California at Irvine), Doug Fraker (Hospital at the University of Pennsylvania (HUP)), Simon Arridge (University College London), Brian Czerniecki (Hospital at the University of Pennsylvania (HUP)), Angela DeMichele (Hospital at the University of Pennsylvania (HUP)) , Mark Rosen (Hospital at the University of Pennsylvania (HUP)), J. Ripoll (Institute of Electronic Structure & Lasers - FORTH), Shoko Nioka (Johnson Foundation HUP/Penn), Mitch Schnall (Hospital at the University of Pennsylvania (HUP), J.C. Chou (HUP)
Papers:
Durduran T, Choe R, Yu GQ, Zhou C, Tchou JC, Czerniecki BJ, Yodh AG, Diffuse optical measurement of blood flow in breast tumors, Optics Letters 30 (21): 2915-2917 (2005).
Ntziachristos, V., Yodh, A.G., Schnall, M., and Chance, B., Concurrent MRI and diffuse optical tomography of breast after indocyanine green enhancement, Proceedings of the National Academy of Sciences USA 97 , 2767-2772 (2000).
Holboke, M.J., Tromberg, B.J., Li, X., Shah, N., Fishkin, J., Kidney, D., Butler, J., Chance, B., and Yodh, A.G., Three-dimensional diffuse optical mammography with ultrasound localization in a human subject, Journal of Biomedical Optics 5, 237-247 (2000).
Ntziachristos, V., Yodh, A.G., Schnall, M.D., and Chance, B., MRI-guided diffuse optical spectroscopy of malignant and benign breast lesions, Neoplasia 4, 347-354 (2002).
Durduran, T., Choe, R., Culver, J.P., Zubkov, L., Holboke, M.J., Giammarco, J., Chance, B., and Yodh, A.G., Bulk optical properties of healthy female breast tissue, Physics in Medicine and Biology 47, 2847-2861 (2002).
Intes, X., Ripoll, J., Chen, Y., Nioka, S., Yodh, A.G., and Chance, B., In vivo continuous-wave optical breast imaging enhanced with Indocyanine Green. Medical Physics 30, 1039-1047 (2003).
Choe, R., Corlu, A., Lee, K., Durduran, T., Konecky, S.D., Grosicka-Koptyra, M., Arridge, S.R., Czerniecki, B.J., Fraker, D.L., DeMichele, A., Chance, B., Rosen, M.A., and Yodh, A.G., Diffuse optical tomography of breast cancer during neoadjuvant chemotherapy: A case study with comparison to MRI. Medical Physics 32, 1128-1139 (2005).
Durduran T, Choe R, Yu GQ, Zhou C, Tchou JC, Czerniecki BJ, Yodh AG, Diffuse optical measurement of blood flow in breast tumors, Optics Letters 30 (21): 2915-2917 (2005).
Functional Imaging in Brain (Diffuse Optical Methods)
Senior Collaborators outside Yodh group:
Joel Greenberg (Hospital at the University of Pennsylvania (HUP)), Mark Burnett (Hospital at the University of Pennsylvania (HUP)), John Detre (Hospital at the University of Pennsylvania (HUP)), Britton Chance (Penn), Nimi Ramanujam (Duke University)
Papers:
Danen, R.M., Wang, Y., Li, X.D., Thayer, W.S., and Yodh, A.G., Regional imager for low-resolution functional imaging of the brain with diffusing near-infrared light, Photochemistry and Photobiology . 67, 33-40 (1998).
Cheung, C., Culver, J.P., Takahashi, K., Greenberg, J.H., Yodh, A.G., In vivo cerebrovascular measurement combining diffuse near-infrared absorption and correlation spectroscopies, Physics in Medicine and Biology 46, 2053-2065 (2001).
Yodh, A.G., Cheung, C., Culver, J.P., Durduran, T., Greenberg, J.H., Takahashi, K., and Furuya, D., In vivo diffuse optical spectroscopy and imaging of blood dynamics in brain, in Proceedings of the XV International Conference on Laser Spectroscopy , Snowbird, Utah, June 10-15, 2001, Chu, S., Vuletic, V., Kerman, A.J., and Chin, C., eds., World Scientific, River Edge, NJ (2002).
Culver, J.P., Furuya, D., Durduran, T., Cheung, C, Greenberg, J.H., and Yodh, A.G., Diffuse optical measurement of hemoglobin and cerebral blood flow in rat brain during hypercapnia, hypoxia and cardiac arrest, Adv. Exp. Med. Biol . 510, 293-298 (2003).
Yu, G., Durduran, T., Furuya, D., Greenberg, J., Yodh, A.G., Frequency domain multiplexing system for in vivo measurement of rapid cerebral hemodynamics, Applied Optics-OT 42, 2931-2939 (2003).
Culver, J.P., Furuya, D., Durduran, T., Cheung, C., Greenberg, J.H., and Yodh, A.G., Diffuse optical tomography of cerebral blood flow, oxygenation, and metabolism in rat during focal ischemia . Journal of Cerebral Blood Flow and Metabolism 23, 911-924 (2003).
Choe, R., Durduran, T., Yu, G., Nijland, M.J.M., Chance, B., Yodh A.G., and Ramanujam, N., Transabdominal near infrared oximetry of hypoxic stress in the fetal sheep brain in utero . Proceedings of National Academy of Sciences USA 100, 12950-12954 (2003).
Durduran, T., Burnett, M.G., Yu, G., Zhou, C., Furuya, D., Yodh, A.G., Detre, J.A., and Greenberg, J.H., Spatiotemporal quantification of cerebral blood flow during functional activation in rat somatosensory cortex using laser-speckle flowmetry. Journal of Cerebral Blood Flow and Metabolism 24, 518-525 (2004).
Durduran, T., Yu, G., Zhou, C., Detre, J., Greenberg, J., Burnett, M.G., Yodh, A.G., Diffuse optical measurement of blood flow, blood oxygenation and metabolism in human brain during sensorimotor cortex activation. Optics Letters 29, 1766-1768 (2004).
Zhou C., Yu G.Q., Furuya D., Greenberg J.H., Yodh A.G., Durduran T., Diffuse optical correlation tomography of cerebral blood flow during cortical spreading depression in rat brain, Optics Express 14 (3): 1125-1144 (2006).
Direct Optical Microscopy of Neural Activity in Animal Brain
Senior Collaborators outside Yodh group:
Diego Contreras ( Hospital at the University of Pennsylvania (HUP)), Leif Finkel (Penn), Robert (Bob) Rogers (University of Delaware), Brian Salzberg (Hospital at the University of Pennsylvania (HUP)) , Joel Greenberg (Hospital at the University of Pennsylvania (HUP)), Mark Burnett (Hospital at the University of Pennsylvania (HUP)), John Detre (Hospital at the University of Pennsylvania (HUP)).
Papers:
Durduran, T., Burnett, M.G., Yu, G., Zhou, C., Furuya, D., Yodh, A.G., Detre, J.A., and Greenberg, J.H., Spatiotemporal quantification of cerebral blood flow during functional activation in rat somatosensory cortex using laser-speckle flowmetry. Journal of Cerebral Blood Flow and Metabolism 24, 518-525 (2004).
Fisher, J.A.N., Civillico, E.F., Contreras, D., and Yodh, A.G., In vivo fluorescence microscopy of neuronal activity in three dimensions by use of voltage-sensitive dyes, Optics Letters 29, 71-73 (2004).
Jonathan A.N. Fisher, Brian M. Salzberg and Arjun G. Yodh, Near infrared two-photon excitation cross-sections of voltage-sensitive dyes, Journal of Neuroscience Methods 148 (1) 94-102, 2005.
Fisher J.A.N., Marchenko V.A., Yodh A.G., Rogers R.F., Spatiotemporal activity patterns during respiratory rhythmogenesis in the rat ventrolateral medulla, Journal of Neurophysiology 95 (3): 1982-1991 (2006).
Diffuse Optical Monitoring of Muscle
Senior Collaborators outside Yodh group:
Britton Chance (Penn), Tom Floyd (Hospital at the University of Pennsylvania (HUP)), Emile Mohler III (Hospital at the University of Pennsylvania (HUP)).
Papers:
Yu, G., Durduran, T., Lech, G., Zhou, C., Chance, B., Mohler III, E.R., and Yodh, A.G., Time-dependent blood flow and oxygenation in human skeletal muscle measured with noninvasive near-infrared diffuse optical spectroscopies. Journal of Biomedical Optics 10, 024027-1-024027-12 (2005).
Photodynamic Therapy
Senior Collaborators outside Yodh group:
Tim Zhu (Hospital of the University of Pennsylvania (HUP)), Doug Fraker (Hospital of the University of Pennsylvania (HUP)), Steve Hahn (Hospital of the University of Pennsylvania (HUP)), Eli Glatstein (Hospital of the University of Pennsylvania (HUP)), Theresa Busch (Hospital of the University of Pennsylvania (HUP)), Mary Putt (Hospital of the University of Pennsylvania (HUP)), Chandra (Sandy) Sehgal (Hospital of the University of Pennsylvania (HUP)), Chandrakala (Kala) Menon, Hospital at the (University of Pennsylvania (HUP)), Jared Finlay (HUP), Bruce Malkowicz (HUP), R. Mick (HUP), J. Metz (HUP)
Papers:
Vulcan, T.G., Zhu, T.C., Rodriguez, C.E., Hsi, A., Fraker, D.L., Baas, P., Murrer, L.H.P., Starr, W.M., Glatstein, E., Yodh, A.G., and Hahn, S.M., Comparison between isotropic and non-isotropic dosimetry systems during intraperitoneal photodynamic therapy, Lasers in Surgery and Medicine 26 , 292-301 (2000).
Griffin, G.M., Zhu, T., Solonenko, M., Del Piero, F., Kapakin, A., Busch, T., Yodh, A.G., Polin, G., Bauer, T., Fraker, D., and Hahn, S.M., Preclinical evaluation of motexafin lutetium-mediated intraperitoneal photodynamic therapy in a canine model, Clinical Cancer Research 7, 374-381 (2001).
Solonenko, M., Cheung, R., Busch, T.M., Kachur, A., Griffin, G.M., Vulcan, T., Zhu, T.C., Wang, H-W., Hahn, S., and Yodh, A.G., In-vivo reflectance measurement of optical properties, blood oxygenation and motexafin lutetium uptake in canine large bowels, kidneys and prostates, Phys. Med. Biol . 47, 857-873 (2002).
Cheung, R., Solonenko, M., Busch, T.M., Del Piero, F., Putt, M.P., Hahn, S.M., and Yodh, A.G., Correlation of in-vivo photosensitizer fluorescence and photodynamic-therapy-induced depth of necrosis in a murine tumor model, Journal of Biomedical Optics 8, 248-252 (2003).
Wang, H.-W., Zhu, T.C., Solonenko, M., Han, S.M., Metz, J.M., Dimofte, A., Miles, J., and Yodh, A.G., In-vivo measurements of penetration depth, oxygenation, and drug concentration using broadband absorption spectroscopy in human tissues before and after photodynamic therapy. Proceedings of the SPIE - The International Society for Optical Engineering , 4952, 68-75 (2003).
Wang, H.-W., Putt, M.E., Emanuele, M.J., Shin, D.E., Glatstein, E., Yodh, A.G., and Busch, T.M., Treatment-induced changes in tumor oxygenation predict photodynamic therapy outcome. Cancer Research 64, 7553-7561 (2004).
Wang, H.-W., Zhu, T.C., Putt, M., Solonenko, M., Metz, J., Dimofte, A., Mile, J., Fraker, D., Glatstein, E., Hahn, S.M., and Yodh, A.G., Broadband reflectance measurements of light penetration, blood oxygenation, hemoglobin concentration, and drug concentration in human intraperitoneal tissues before and after photodynamic therapy. Journal of Biomedical Optics 10, 014004-1-014004-13 (2005).
Yu, G., Durduran, T., Zhou, C., Wang, H.-W., Putt, M.E., Saunders, H.M., Sehgal, C.M., Glatstein, E., Yodh, A.G., and Busch, T.M., Noninvasive monitoring of murine tumor blood flow during and after photodynamic therapy provides early assessment of therapeutic efficacy. Clinical Cancer Research 11, 3543-3552 (2005).
Hahn S.M., Fraker D.L., Mick R., Metz J., Busch T.M., Smith D., Zhu T., Rodriguez C., Dimofte A., Spitz F., Putt M., Rubin S.C., Menon C., Wang H.W., Shin D., Yodh A., Glatstein E., A phase II trial of intraperitoneal photodynamic therapy for patients with peritoneal carcinomatosis and sarcomatosis, Clinical Cancer Research 12 (8): 2517-2525 (2006).
Du K.L., Mick R., Busch T., Zhu T.C., Finlay J.C., Yu G., Yodh A.G., Malkowicz S.B., Smith D., Whittington R., Stripp D., Hahn S.M., Preliminary results of interstitial motexafin lutetium-mediated PDT for prostate cancer, Lasers in Surgery and Medicine 38 (5): 427-434 (2006).
ATOMIC, MOLECULAR & OPTICAL SCIENCES
Optical Sciences
Advanced Microscopies and Microscopy-based techniques
Senior Collaborators outside Yodh group:
Tom Lubensky, Penn; Dave Weitz, Harvard; Andy W.C. Lau, Florida Atlantic University; Diego Contreras, Penn; Paul Janmey, Penn; Dennis Discher, Penn; Randy Kamien, Penn; Peter Collings, Swarthmore
Papers:
Verma, R., Crocker, J.C., Lubensky, T.C., and Yodh, A.G., Entropic colloidal interactions in concentrated DNA solutions, Physical Review Letters 81, 4004-4007 (1998).
Crocker, J.C., Matteo, J.A., Dinsmore, A.D., and Yodh, A.G., Entropic attraction and repulsion in binary colloids probed with a line optical tweezer, Physical Review Letters 82, 4352-4355 (1999).
Verma, R., Crocker, J.C., Lubensky, T.C., and Yodh, A.G., Attractions between hard colloidal spheres in semi-flexible polymer solutions, Macromolecules 33, 177-186 (2000).
Crocker, J.C., Valentine, M.T., Weeks, E.R., Gisler, T., Kaplan, P.D., Yodh, A.G., and Weitz, D.A., Two-point microrheology of inhomogeneous soft materials, Physical Review Letters 85, 888-891 (2000).
Lin, K-H., Crocker, J.C., Prasad, V., Schofield, A., Weitz, D.A., Lubensky, T.C., and Yodh, A.G., Entropically driven colloidal crystallization on patterned surfaces, Physical Review Letters 85, 1770-1773 (2000).
Yodh, A.G., Lin, K-H., Crocker, J.C., Dinsmore, A.D., Verma, R., and Kaplan, P.D., Entropically driven self-assembly and interaction in suspension, The Philosophical Transactions of the Royal Society of London A 359, 921-937 (2001).
Yang, N., Angerer, W.E., and Yodh, A.G., Second harmonic microscopy of single micron-size particles on a substrate, Physical Review A 64, 045801-1-045801-4 (2001).
Owen, R.J., Crocker, J.C., Verma, R., and Yodh, A.G., Measurement of long-range steric repulsions between microspheres due to adsorbed polymer, Physical Review E 64, 011401-1--011401-6 (2001).
Lin, K-H., Crocker, J.C., Zeri, A.C., and Yodh, A.G., Colloidal interactions in suspensions of rods, Physical Review Letters 87, 088301-1-088301-4 (2001).
Lau, A.W.C., Lin, K-H., and Yodh, A.G., Entropic interactions in suspensions of semi-flexible rods: short-range effects of flexibility, Physical Review E 66, 020401-1-020401-4 (2002).
Chen, D.T., Weeks, E.R., Crocker, J.C., Islam, M.F., Verma, R., Gruber, J., Levine, A.J., Lubensky, T.C., and Yodh, A.G., Rheological microscopy: local properties from microrheology, Physical Review Letters 90, 108301-1-108301-4 (2003).
Fisher, J.A.N., Civillico, E.F., Contreras, D., and Yodh, A.G., In vivo fluorescence microscopy of neuronal activity in three dimensions by use of voltage-sensitive dyes, Optics Letters 29, 71-73 (2004).
Dogic, Z., Zhang, J., Lau, A.W.C., Aranda-Espinoza, H., Dalhaimer, P., Discher, D.E., Janmey, P.A., Kamien, R.D., Lubensky, T.C., and Yodh, A.G., Elongation and fluctuations of semi-flexible polymers in a nematic solvent. Physical Review Letters 92, 125503-1-125503-4 (2004).
Alsayed, A.M., Islam, M.F., Zhang, J., Collings, P.J., Yodh, A.G., Premelting at defects within bulk colloidal crystals. Science 309, 1207-1210, (2005).
Jonathan A.N. Fisher, Brian M. Salzberg and Arjun G. Yodh, Near infrared two-photon excitation cross-sections of voltage-sensitive dyes, Journal of Neuroscience Methods 148 (1) 94-102, 2005.
Scattering (Visible Light, X-Ray, Neutron)
Senior Collaborators outside Yodh group:
Pierre Wiltzius, University of Illinois; Dave Weitz, Harvard; Tom Lubensky, Penn; Paul Heiney, Penn; Karen Winey, Penn; Jack Fischer, Penn
Papers:
Mach, P., Wiltzius, P., Megens, M., Weitz, D.A., Lin, K.-H., Lubensky, T.C., Yodh, A.G., Electro-optic response and switchable Bragg diffraction for liquid crystal in colloid-templated materials, Physical Review E 65, 031720-1-031720-3 (2002).
Mach, P., Wiltzius, P., Megens, M., Weitz, D.A., Lin, K.-H, Lubensky, T.C., Yodh, A.G., Switchable Bragg Diffraction from Liquid Crystal in Colloid-Templated Structures, Europhysics Letters 58, 679-685 (2002).
Zhang, J., Alsayed, A., Lin, K.H., Sanyal, S., Zhang, F., Pao, W.-J., Balagurusamy, V.S.K., Heiney, P.A., and Yodh, A.G., Template-directed convective assembly of three dimensional face-centered-cubic colloidal crystals, Applied Physics Letters 81, 3176-3178 (2002).
Zhou, W., Islam, M.F., Wang, H.-W, Ho, D.L., Yodh, A.G., Winey, K.I., and Fischer, J.E., Small angle neutron scattering from single-wall carbon nanotube suspensions: evidence of isolated rigid rods and rod networks. Chemical Physics Letters 384, 185-189 (2004).
Diffusing Light Optics / Transport in Highly Scattering Materials
Senior Collaborators outside Yodh group:
Dave Pine, New York University; Britton Chance, Penn; Larry Campbell, Hobart and William Smith Colleges; Peter Collings, Swarthmore College; Holger Stark, University of Konstanz, Germany; Tom Lubensky, Penn; Deva Pattanayak, Vishay Intertechnology, Inc.; Qing Zhu, University of Connecticut; Jorge Ripoll, Inst. of Electronic Structure & Laser - FORTH; M. Nieto-Vesperinas, Universidad Autonoma de Madrid; Bruce Tromberg, University of California, Irvine; Simon Arridge, University College London; Martin Schwieger, University College London; Mitch Schnall, Hospital of the University of Pennsylvania; Tim Zhu, Hospital of the University of Pennsylvania; Eli Glatstein, Hospital of the University of Pennsylvania; Steve Hahn, Hospital of the University of Pennsylvania; Doug Fraker, Hospital of the University of Pennsylvania; Joel Greenberg, Hospital of the University of Pennsylvania; Joe Friedberg, Hospital of the University of Pennsylvania; Chandrakala (Kala) Menon, Hospital of the University of Pennsylvania; Don Buerk, Hospital of the University of Pennsylvania; Chandra (Sandy) Sehgal, Hospital of the University of Pennsylvania; Mark Burnett, Hospital of the University of Pennsylvania; John Detre, Hospital of the University of Pennsylvania; Nimmi Ramanujam, Duke University; Diederik Wiersma, University of Florence; Tom Floyd, Hospital of the University of Pennsylvania; Emile Mohler, Hospital of the University of Pennsylvania; Harry Quon, Hospital of the University of Pennsylvania; Brian Czerniecki, Hospital at the University of Pennsylvania; Angela DeMichele, Hospital at the University of Pennsylvania; Mark Rosen, Hospital at the University of Pennsylvania.
Papers:
Yodh, A.G., Kaplan, P.D., and Pine, D.J., Pulsed diffusing-wave spectroscopy: high resolution through nonlinear optical gating, Physical Review B 42, 4744-4747 (1990).
Yodh, A.G., Georgiades, N., and Pine, D.J., Diffusing-wave interferometry, Optics Communications 83, 56-59 (1991).
Yodh, A.G., Pine, D.J., Kaplan, P.D., Kao, M.H., and Georgiades, N., Speckle fluctuations and their use as probes of dense random media, Mol. Cryst. Liq. Cryst. Sci. Technol. Sec. B 3, 149-160 (1992).
O'Leary, M.A., Boas, D.A., Chance, B., and Yodh, A.G., Refraction of diffuse photon density waves, Physical Review Letters 69, 2658-2661 (1992).
Boas, D.A., O'Leary, M.A., Chance, B., and Yodh, A.G., Scattering and wavelength transduction of diffuse photon density waves, Physical Review E, Rapid Communications 47, R2999-R3002 (1993).
Kaplan, P.D, Kao, M.S., Yodh, A.G., and Pine, D.J., Geometric constraints for the design of diffusing-wave spectroscopy experiments, Applied Optics 32, 3828-3836, (1993).
O'Leary, M.A., Boas, D.A., Chance, B., and Yodh, A.G., Re-radiation and imaging of diffuse photon density waves using fluorescent inhomogeneities, Journal of Luminescence 60&61, 281-286 (1994).
Boas, D.A., O'Leary, M.A., Chance, B., Yodh, A.G., Scattering of diffuse photon density waves by spherical inhomogeneities within turbid media: analytic solution and applications, Proceedings of the National Academy of Sciences USA 91, 4887-4891 (1994).
Kaplan, P.D., Dinsmore, A.D., Yodh, A.G., and Pine, D.J., Diffuse-transmission spectroscopy: a structural probe of opaque colloidal mixtures, Physical Review E 50, 4827-4835 (1994).
O'Leary, M.A., Boas, D.A., Chance, B., and Yodh, A.G., Experimental images of heterogeneous turbid media by frequency-domain diffusing-photon tomography, Optics Letters 20, 426-428 (1995).
Yodh, A., and Chance, B., Spectroscopy and imaging with diffusing light, Physics Today 48, 34-40 (1995).
Boas, D.A., Campbell , L.E., and Yodh, A.G., Scattering and imaging with diffusing temporal field correlations, Physical Review Letters 75, 1855-1858 (1995).
O'Leary, M.A., Boas, D.A., Li, X.D, Chance, B., and Yodh, A.G., Fluorescence lifetime imaging in turbid media, Optics Letters 21, 158-160 (1996).
Li, X.D., O'Leary, M.A., Boas, D.A., Chance, B. and Yodh, A.G., Fluorescent diffuse photon density waves in homogeneous and heterogeneous turbid media: analytic solutions and applications, Applied Optics 35, 3746-3758 (1996).
Kao, M.H., Jester, K.A., Yodh, A.G., and Collings, P.J., Observation of light diffusion and correlation transport in nematic liquid crystals, Physical Review Letters 77, 2233-2236 (1996).
Boas, D.A., O'Leary, M.A., Chance, B., Yodh, A.G., Detection and characterization of optical inhomogeneities with diffuse photon density waves: a signal-to-noise analysis, Applied Optics 36, 75-92 (1997).
Stark, H., Kao, M.H., Jester, K.A., Lubensky, T.C., and Yodh, A.G., Light diffusion and diffusing-wave spectroscopy in nematic liquid crystals, Journal of the Optical Society of America A 14, 156-178 (1997).
Boas, D.A., and Yodh, A.G., Spatially varying dynamical properties of turbid media probed with diffusing temporal light correlation, Journal of the Optical Society of America A 14, 192-215 (1997).
Li, X.D., Durduran, T., Yodh, A.G., Chance, B., and Pattanayak, D.N., Diffraction tomography for biochemical imaging with diffuse-photon density waves, Optics Letters 22, 573-575 (1997).
Durduran, T., Yodh, A.G., Chance, B., and Boas, D.A., Does the photon-diffusion coefficient depend on absorption? Journal of the Optical Society of America 14, 3358-3364 (1997).
Li, X., Chance, B., and Yodh, A.G., Fluorescent heterogeneities in turbid media: limits for dectection, characterization, and comparison with absorption, Applied Optics 37, 6833-6844 (1998).
Durduran, T., Culver, J.P., Holboke, M.J., Li, X.D., Zubkov, L., Chance, B., Pattanayak, D.N., and Yodh, A.G., Algorithms for 3D localization and imaging using near-field diffraction tomography with diffuse light, Optics Express 4, 247-262 (1999).
Pattanayak, D.N., and Yodh, A.G., Diffuse optical 3D-slice imaging of bounded turbid media using a new integro-differential equation, Optics Express 4, 231-240 (1999).
Zhu, Q., Durduran, T., Ntziachristos, V., Holboke, M., and Yodh, A.G., Imager that combines near-infrared diffusive light and ultrasound, Optics Letters 24, 1050-1052 (1999).
Ntziachristos, V., Chance, B., and Yodh, A.G., Differential diffuse optical tomography, Optics Express 5, 230-242 (1999).
Ntziachristos, V., Yodh, A.G., Schnall, M., and Chance, B., Concurrent MRI and diffuse optical tomography of breast after indocyanine green enhancement, Proceedings of the National Academy of Sciences USA 97, 2767-2772 (2000).
Vulcan, T.G., Zhu, T.C., Rodriguez, C.E., Hsi, A., Fraker, D.L., Baas, P., Murrer, L.H.P., Starr, W.M., Glatstein, E., Yodh, A.G., and Hahn, S.M., Comparison between isotropic and non-isotropic dosimetry systems during intraperitoneal photodynamic therapy, Lasers in Surgery and Medicine 26, 292-301 (2000).
Li, X., Pattanayak, D.N., Durduran, T., Culver, J.P., Chance, B., and Yodh, A.G., Near-field tomography with diffuse photon density waves, Physical Review E 61, 4295-4309 (2000).
Holboke, M.J., Tromberg, B.J., Li, X., Shah, N., Fishkin, J., Kidney, D., Butler, J., Chance, B., and Yodh, A.G., Three-dimensional diffuse optical mammography with ultrasound localization in a human subject, Journal of Biomedical Optics 5, 237-247 (2000).
Ripoll, J., Ntziachristos, V., Culver, J.P., Pattanayak, D.N., Yodh, A.G., and Nieto-Vesperinas, M., Recovery of optical parameters in multiple-layered diffusive media: theory and experiments, Journal of the Optical Society of America A 18, 821-830 (2001).
Culver, J.P., Ntziachristos, V., Holboke, M.J., and Yodh, A.G., Optimization of optode arrangements for diffuse optical tomography: a singular value analysis, Optics Letters 26, 701-703 (2001).
Cheung, C., Culver, J.P., Takahashi, K., Greenberg, J.H., Yodh, A.G., In vivo cerebrovascular measurement combining diffuse near-infrared absorption and correlation spectroscopies, Physics in Medicine and Biology 46, 2053-2065 (2001).
Ripoll, J., Ntziachristos, V., Culver, J.P., Yodh, A.G., and Nieto-Vesperinas, M., The Kirchhoff approximation in diffusive media with arbitrary geometry, Proceedings of Spie - the International Society for Optical Engineering, 4431, 134-140 (2001).
Durduran, T., Choe, R., Culver, J.P., Zubkov, L., Holboke, M.J., Giammarco, J., Chance, B., and Yodh, A.G., Bulk optical properties of healthy female breast tissue, Physics in Medicine and Biology 47, 2847-2861 (2002).
Culver, J.P., Furuya, D., Durduran, T., Cheung, C, Greenberg, J.H., and Yodh, A.G., Diffuse optical measurement of hemoglobin and cerebral blood flow in rat brain during hypercapnia, hypoxia and cardiac arrest, Adv. Exp. Med. Biol. 510, 293-298 (2003).
Culver, J.P., Choe, R., Holboke, M.J., Zubkov, L., Durduran, T., Slemp, A., Ntziachristos, V., Pattanayak, D.N., Chance, B., and Yodh, A.G., Three-dimensional diffuse optical tomography in the plane parallel transmission geometry: Evaluation of a hybrid frequency domain/continuous wave clinical system for breast imaging, Medical Physics 30, 235-247 (2003).
Yodh, A.G., Boas, D.A., Functional imaging with diffusing light, in Biomedical Photonics Handbook, Vo-Dinh, T., Ed., CRC Press: Boca Raton. p. 21-1-21-45, (2003).
Yu, G., Durduran, T., Furuya, D., Greenberg, J., Yodh, A.G., Frequency domain multiplexing system for in vivo measurement of rapid cerebral hemodynamics, Applied Optics-OT 42, 2931-2939 (2003).
Culver, J.P., Furuya, D., Durduran, T., Cheung, C., Greenberg, J.H., and Yodh, A.G., Diffuse optical tomography of cerebral blood flow, oxygenation, and metabolism in rat during focal ischemia. Journal of Cerebral Blood Flow and Metabolism 23, 911-924 (2003).
Friedberg, J.F., Skema, C., Burdick, J., Yodh, A.G., Carr, S.R., Culver, J.P., A novel technique for light delivery through branched or bent anatomic structures. Journal of Thoracic and Cardiovascular Surgery 126, 1963-1967 (2003).
Choe, R., Durduran, T., Yu, G., Nijland, M.J.M., Chance, B., Yodh A.G., and Ramanujam, N., Transabdominal near infrared oximetry of hypoxic stress in the fetal sheep brain in utero. Proceedings of National Academy of Sciences USA 100, 12950-12954 (2003).
Corlu, A., Durduran, T., Choe, R., Schweiger, M., Hillman, E.M.C., Arridge, S.R., and Yodh, A.G., Uniqueness and wavelength optimization in continuous-wave multi-spectral diffuse optical tomography. Optics Letters 28, 2339-2341 (2003).
Menon, C., Polin, G.M., Prabakaran, I., Hsi, A., Cheung, C., Culver, J.P., Pingpank, J.F., Sehgal, C.S., Yodh, A.G., Buerk, D.G., and Fraker, D.L., An integrated approach to measuring tumor oxygen status using human melanoma xenografts as a model. Cancer Research 63, 7232-7240 (2003).
Sapienza, R., Mujumdar, S., Cheung, C., Yodh, A.G., and Wiersma, D., Anisotropic weak localization of light. Physical Review Letters 92, 033903-1-033903-4 (2004).
Durduran, T., Burnett, M.G., Yu, G., Zhou, C., Furuya, D., Yodh, A.G., Detre, J.A., and Greenberg, J.H., Spatiotemporal quantification of cerebral blood flow during functional activation in rat somatosensory cortex using laser-speckle flowmetry. Journal of Cerebral Blood Flow and Metabolism 24, 518-525 (2004).
Durduran, T., Yu, G., Zhou, C., Detre, J., Greenberg, J., Burnett, M.G., Yodh, A.G., Diffuse optical measurement of blood flow, blood oxygenation and metabolism in human brain during sensorimotor cortex activation. Optics Letters 29, 1766-1768 (2004).
Nonlinear Optics and Coherent Transients (Photon Echoes)
Senior Collaborators outside Yodh group:
Tom Mossberg, University of Oregon; Nils Carlson, OCG Ventures; Maria Tamargo, CCNY; Bill Theis, Naval Research Lab, China Lake, CA; M. A. (Asif) Kahn, APA Optics.
Papers:
Carlson, N.W., Yodh, A.G., and Mossberg, T.W., Standing-wave-induced backward photon echoes in gases, Physical Review Letters 51, 35-38 (1983).
Bai, Y.S., Yodh, A.G., and Mossberg, T.W., Time reversal of optical nutation signals, Physical Review A 34, 1222-1227 (1986).
Yeganeh, M.S., Qi, J., Culver, J.P. and Yodh, A.G., Tamargo, M.C., Interference in reflected second-harmonic generation from thin nonlinear films, Physical Review B 46, 1603-1610 (1992).
Yeganeh, M.S., Qi, J., Yodh, A.G., and Tamargo, M.C., Interfacial electronic trap lifetimes studied by the photomodulation of second-harmonic generation processes, Journal of the Optical Society of America B 10, 2093-2099 (1993).
Qi, J., Yeganeh, M.S., Koltover, I., Yodh, A.G., and Theis, W.M., Depletion-electric-field-induced changes in second-harmonic generation from GaAs, Physical Review Letters 71, 633-636 (1993).
Yeganeh, M.S., Qi, J., Culver, J.P., and Yodh, A.G., Three-wave-mixing spectroscopy of ZnSe/GaAs (001) heterointerfaces, Physical Review B 49, 11196-11209 (1994).
Qi, J., Angerer, M.S., Yeganeh, M.S., Yodh, A.G., and Theis, W.M., Transverse diffusion of minority carriers confined near the GaAs surface plane, Physical Review B 51, 13533-13537 (1995).
Qi, J., Angerer, W., Yeganeh, M.S., Yodh, A.G., and Theis, W.M., Observation of midgap interface states in buried metal/GaAs junctions, Physical Review Letters 75, 3174-3177 (1995).
Angerer, W.E., Yang, N., Yodh, A.G., Khan, M.A., and Sun, C.J., Ultrafast second-harmonic generation spectroscopy of GaN thin films on sapphire, Physical Review B 59, 2932-2946 (1999).
Yang, N., Angerer, W.E., and Yodh, A.G., Angle-resolved second-harmonic light scattering from colloidal particles, Physical Review Letters 87, 103902-1-103902-4 (2001).
Optical Information Storage
Senior Collaborators outside Yodh group:
Tom Mossberg, University of Oregon; Nils Carlson, OCG Ventures; Lewis Rothberg, University of Rochester; Harry Tom, University of California, Riverside
Papers:
Carlson, N.W., Rothberg, L.J., Yodh, A.G., Babbitt, W.R., and Mossberg, T.W., Storage and time reversal of light pulses using photon echoes, Optics Letters 8, 483-485 (1983).
Yodh, A.G., Bai, Y., Golub, J.E., and Mossberg, T.W., Grazing-incidence dye lasers with and without intracavity lenses: a comparative study, Applied Optics 23, 2040-2042 (1984).
Yodh, A.G., Tom, H.W.K., Aumiller, G.D., and Miranda, R.S., Generation of tunable mid-infrared picosecond pulses at 76 MHz, Journal of the Optical Society of America B 8, 1663-1667 (1991).
Atomic and Molecular Physics (Spectroscopy, etc.)
Senior Collaborators outside Yodh group:
Tom Mossberg, University of Oregon; Nils Carlson, OCG Ventures; John Thomas, Duke University; Steven Chu, LBL/University of California, Berkeley; Allen Mills, University of California, Riverside; Ken Nagamine, KEK/University of Tokyo; Robin Hochstrasser, Penn; Jay Kikkawa, Penn
Papers:
Yodh, A.G., Golub, J., Carlson, N.W., and Mossberg, T.W., Optically inhibited collisional dephasing, Physical Review Letters 53, 659-662 (1984).
Yodh, A.G., Golub, J., and Mossberg, T.W. Collisional relaxation of excited-state Zeeman coherences in atomic ytterbium vapor, Physical Review A 32, 844-853 (1985).
Bai, Y.S., Yodh, A.G., and Mossberg, T.W., Selective excitation of dressed atomic states using phase-controlled optical fields, Physics Review Letters 55, 1277-1280 (1985).
Bai, Y.S., Yodh, A.G., and Mossberg, T.W., Resonance fluorescence during phase-controlled transient excitation, Physics Letters 111A, 291-293 (1985).
Lu, N., Berman, P. Yodh, A.G., Bai, Y.S., and Mossberg, T.W., Transient probe spectra in strongly driven atoms and their dependence on initial atomic conditions, Physical Review A 33, 3956-3969 (1986).
Yodh, A.G., Mossberg, T.W., Thomas, J.E., Multipole-specific, model-independent, velocity-change spectra of collisionally perturbed 3P1-state 174Yb atoms, Physical Review A 34, 5150-5153 (1986).
Chu , S., Mills, A.P. Jr., Yodh, A.G., Nagamine, K., Miyake, Y., Kuga, T., Laser excitation of the muonium 1S-2S transition, Physical Review Letters 60, 101-104 (1988).
Yodh, A.G., and Tom, H.W.K., Picosecond linear vibrational spectroscopy of CO adsorbed on Cu (111) by phase-sensitive polarization modulation, Physical Review B 45, 14302-14307 (1992).
Owrutsky, J.C., Culver, J.P., Li, M., Kim, R., Sarisky, M.J., Yegeneh, M.S., Yodh, A.G., Hochstrasser, R.M., Femtosecond coherent transient infrared spectroscopy of CO on Cu (111), Journal of Chemistry and Physics 97, 4421-4427 (1992).
Culver, J.P., Li, M., Sun, Z.-J., Hochstrasser, R.M., and Yodh, A.G., Temperature-dependent coupling of low frequency adsorbate vibrations to metal substrate electrons. Chemical Physics 205, 159-166 (1996).
Culver, J.P., Li, M., Hochstrasser, R.M., and Yodh, A.G., Vibrational dynamics of low frequency (<100 cm-1) adsorbate motions, Surface Science 368, 9-19 (1996).
Islam, M.F., Milkie, D.E., Kane, C.L., Yodh, A.G., and Kikkawa, J.M., Direct measurement of the polarized absorption cross section of single-wall carbon nanotubes. Physical Review Letters 93, 037404-1-037404-4 (2004).
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