2025

X-ray diffraction reveals the consequences of strong deformation in thin smectic films: dilation and chevron formation, J.d.D. Niyonzima, H. Jeridi, L. Essaoui, C. Tosarelli, A. Vlad, A. Coati, S. Royer, I. Trimaille, M. Goldman, B. Gallas, D. Constantin, D. Babonneau, Y. Garreau, B. Croset, S. Kralj, R.D. Kamien, and E. Lacaze, Phys. Rev. Lett. 134 (2025) 018101.

2024

Dislocations and Fibrations: The Topological Structure of Knotted Smectic Defects, P.G. Severino, R.D. Kamien, and B. Bode submitted (2024).
Director Response of Liquid Crystals in Spatially Varying Magnetic Fields with Antagonistic Anchoring Conditions, Z. Liu, Y. Zagzag, R.D. Kamien, and C.O. Osuji, ACS Applied Materials & Interfaces 16 (2024) 70130 doi.org/10.1021/acsami.4c17546.
You Have to Grow Wefts to Fold Them, L. Niu, G. Dion, and R.D. Kamien to appear in Proc. Natl. Acad. Sci. (2024).
Knitting on Helicoid Scaffolds, L. Niu, R. Rimerman, T. Baugh, C. Amanatides, R.D. Kamien, and G. Dion, Bridges 2024 Conference Proceedings (2024) 409.
Escape from the Second Dimension: A Topological Distinction Between Edge and Screw Dislocations, P.G. Severino and R.D. Kamien, Phys. Rev. E 109 (2024) L012701.

2023

A Bouquet for Apollonius: Focal Conics in Sessile Cholesteric Droplets, R.D. Kamien, Yu. Nastishin, and B. Pansu, Proc. Natl. Acad. Sci. 120 (2023) e2311957120.
What Promotes Smectic Order: Applying Mean Field Theory to the Ends, D.A. King and R.D. Kamien, Phys. Rev. E 107 (2023) 064702.
Helfrich-Hurault elastic instabilities driven by geometrical frustration, C. Blanc, G. Durey, R.D. Kamien, T. Lopez-Leon, M.O. Lavrentovich, and L. Tran, Rev. Mod. Phys. 95 (2023) 015004.
Natural Shaping of Acellular Dermal Matrices for Implant-based Breast Reconstruction via Expansile Kirigami, Y.-J. Lee, S. Kanchwala, H. Cho, J.C. Jolly, E. Jablonka, M. Tanis, R.D. Kamien, and S. Yang, Adv. Mater. 35 (2023) 2208088.

2022

Truss-Bot: Modeling, Design, and Control of a Compliant, Helical Truss of Tetrahedral Modules, Y. Qin, L. Ting, C. Saven, Y. Amemiya, M. Tanis, R.D. Kamien, and C. Sung, 2022 International Conference on Robotics and Automation (ICRA) (2022) 4218.
Entanglements and Whitehead Products: Generalizing Kleman's Construction to Higher-Dimensional Defects, G.P. Alexander and R.D. Kamien, Liquid Crystals Reviews 10 (2022) 91.
The Topological Origin of the Peierls-Nabarro Barrier, B.J. Hocking, H.S. Ansell, R.D. Kamien, and T. Machon, Proc. Roy. Soc. A 478 (2022) 20210725.
Ratchetlike motion of helical bilayers induced by boundary constraints, M. Tanaka, X. Wang, C.K. Mishra, J. Cai, J. Feng, R.D. Kamien, and A.G. Yodh, Phys. Rev. E 106 (2022) L012605.

2021

Geometric modeling of complex knitting stitches using a bicontinuous surface and its offsets, P. Wadekar, C.E. Amanatides, L. Kapllani, G. Dion, R.D. Kamien, and D. Breen, Comput. Aided Geom. Des. 89 (2021) 102024.
Twisted loxodromes in spindle-shaped polymer nematics, H.S. Ansell and R.D. Kamien, Soft Matter 17 (2021) 7076.
Liquid Crystal Films as Active Substrates for Nanoparticle Control, I. Gharbi, V. Palacio-Betancur, H. Ayeb, D. Demaille, J.J. de Pablo, R.D. Kamien, and E. Lacaze, ACS Applied Nano Materials 4 (2021) 6700.

2020

Geodesic Fibrations and Packing Rules for Diabolic Domains, R.D. Kamien and T. Machon, Proc. Natl. Acad. Sci. 117 (2020) 24102.
Modelling Textile Structures Using Bicontinuous Surfaces, C.E. Knittel, M. Tanis, A.L. Stoltzfus, T. Castle, R.D. Kamien, and G. Dion, Journal of Mathematics and the Arts 14 (2020) 331.
Geometric modeling of knitted fabrics using helicoid scaffolds, P. Wadekar, P. Goel, C.E. Amanatides, G. Dion, R.D. Kamien, and D. Breen, J. Eng. Fibers. Fabr. 15 (2020) 1.
Gnomonious Projections for Bend-Free Textures: Thoughts on the Splay-Twist Phase N. Chaturvedi and R.D. Kamien, Proc. R. Soc. A 476 (2020) 20190824.
Keeping it Together: Interleaved Kirigami Extension Assembly, X. Wang, S.D. Guest, and R.D. Kamien, Phys. Rev. X 10 (2020) 011013.

2019

Threading the spindle: a geometric study of chiral liquid crystal polymer microparticles H.S. Ansell, D.S. Kim, R.D. Kamien, E. Katifori, and T. Lopez-Leon, Phys. Rev. Lett. 123 (2019) 157801.
Mechanisms to Splay-Bend Nematic Phases, N. Chaturvedi and R.D. Kamien, Phys. Rev. E 100 (2019) 022704.
Aspects of Defect Topology in Smectic Liquid Crystals, T. Machon, H. Aharoni, Y. Hu, and R.D. Kamien, Commun. Math. Phys. 372 (2019) 525.

2018

Shaping Nanoparticle Fingerprints at the Interface of Cholesteric Droplets, L. Tran, H.-N. Kim, N. Li, S. Yang, K.J. Stebe, R.D. Kamien, and M.F. Haase, Sci. Adv. 4 (2018) eaat8597.
Aspects of Nucleation on Curved and Flat Surfaces, E.M. Horsley, M.O. Lavrentovich, and R.D. Kamien, J. Chem. Phys. 148 (2018) 234701.
Universal Inverse Design of Surfaces with Thin Nematic Elastomer Sheets, H. Aharoni, Y. Xia, X. Zhang, R.D. Kamien, and S. Yang, Proc. Natl. Acad. Sci. 115 (2018) 7206.
Edges Impose Planar Alignment in Nematic Monolayers by Directing Cell Elongation and Enhancing Migration, N. Bade, R.D. Kamien, R.K. Assoian, and K.J. Stebe, Soft Matter 14 (2018) 6867.
Gaussian Curvature Directs Stress Fiber Orientation and Cell Migration, N. Bade, T. Xu, R.D. Kamien, R.K. Assoian, and K.J. Stebe, Biophys. J. 114 (2018) 1467.
Elastocapillary Driven Assembly of Particles at Free-standing Smectic-A Films, M.A. Gharbi, D.A. Beller, N. Sharifi-Mood, R. Gupta, R.D. Kamien, S. Yang, K.J. Stebe, Langmuir 34 (2018) 2006.
Colloidal Transport within Nematic Liquid Crystals with Arrays of Obstacles, K. Chen, O.J. Gebhardt, R. Devendra, G. Drazer, R.D.Kamien, D.H. Reich, and R.L. Leheny, Soft Matter 14 (2018) 83.

2017

Contact Topology and the Structure and Dynamics of Cholesterics, T. Machon, New J. Phys. 19 (2017) 113030.
Cell and Stress Fiber Alignment are Differentially Controlled by Curvature and Rho Activation, N.D. Bade, R.D. Kamien, R.K. Assoian, and K.J. Stebe, Sci. Adv. 3 (2017) e1700150.
The Smectic Order of Wrinkles, H. Aharoni, D.V. Todorova, O. Albarrán, L. Goehring, R.D. Kamien, and E. Katifori, Nat. Commun. 8 (2017) 15809.
Straight Round the Twist: Frustration and Chirality in Smectics-A, E.A. Matsumoto, R.D. Kamien, and G.P. Alexander, Interface Focus 7 (2017) 20160118.
Deposition and Drying Dynamics of Liquid Crystal Droplets, Z.S. Davidson, Y. Huang, A. Gross, A. Martinez, T. Still, C. Zhou, P.J. Collings, R.D. Kamien, and A.G. Yodh, Nat. Commun. 8 (2017) 15642.
Achiral Symmetry Breaking and Positive Gaussian Modulus Lead to Scalloped Colloidal Membranes, T. Gibaud, C.N. Kaplan, P. Sharma, A. Ward, M.J. Zakhary, R. Oldenbourg, R.D. Kamien, T.R. Powers, R.B. Meyer, and Z. Dogic, Proc. Natl. Acad. Sci. 114 (2017) E3376.
Composite Dislocations in Smectic Liquid Crystals, H. Aharoni, T. Machon, and R.D. Kamien, Phys. Rev. Lett. 118 (2017) 257801.
A change in stripes for cholesteric shells via anchoring in moderation, L. Tran, M.O. Lavrentovich, G. Durey, A. Darmon, M.F. Haase, N. Li, D. Lee, K.J. Stebe, R.D. Kamien, and T. Lopez-Leon, Phys. Rev. X 7 (2017) 041029.
Topography-guided Buckling of Swollen Polymer Bilayer Films and Resulting Three Dimensional Structures, J. Jeong, Y. Cho, S.Y. Lee, X. Gong, R.D. Kamien, S. Yang, and A.G. Yodh, Soft Matter 13 (2017) 956.

2016

Guided Folding of Nematic Liquid Crystal Elastomer Sheets into 3D via Patterned 1D Micro-Channels, Y. Xia, G. Cedillo Servin, R.D. Kamien, and S. Yang, Adv. Mater. 28 (2016) 9637.
Programmable Kiri-kirigami Metamaterials, Y. Tang, G. Lin, S. Yang, Y.K. Yi, R.D. Kamien, and J. Yin, Adv. Mater. (2016) 1604262.
Additive Lattice Kirigami, T. Castle, D.M. Sussman, M. Tanis, and R.D. Kamien, Sci. Adv. 2 (2016) e1601258.
Better Actuation Through Chemistry: Using Surface Coatings to Create Uniform Director Fields in Nematic Liquid Crystal Elastomers, Y. Xia, E. Lee, H. Hu, M.A. Gharbi, D.A. Beller, E.-K. Fleischmann, R.D. Kamien, R. Zentel, and S. Yang, ACS Appl. Mater. Interfaces 8 (2016) 12466.
The Topology of Dislocations in Smectic Liquid Crystals, R.D. Kamien and R.A. Mosna, New. J. Phys. 18 (2016) 053012.
First-order Patterning Transitions on a Sphere as a Route to Cell Morphology, M.O. Lavrentovich, E.M. Horsley, A. Radja, A.M. Sweeney, and R.D. Kamien, Proc. Natl. Acad. Sci. 113 (2016) 5189.
The Weirdest Martensite: Smectic Liquid Crystal Microstructure and Weyl-Poincaré Invariance, D.B. Liarte, M. Bierbaum, R.A. Mosna, R.D. Kamien, and J.P. Sethna, Phys. Rev. Lett. 116 (2016) 147802. Selected as an Editor's Suggestion.
Around the Corner: Colloidal Assembly and Wiring in Groovy Nematic Cells, Y. Luo, F. Serra, D.A. Beller, M.A. Gharbi, N. Li, S. Yang, R.D. Kamien, and K.J. Stebe, Phys. Rev. E 93 (2016) 032705.
Lassoing Saddle-Splay and the Geometrical Control of Topological Defects, L. Tran, M.O. Lavrentovich, D.A. Beller, N. Li, K.J. Stebe, and R.D. Kamien, Proc. Natl. Acad. Sci. 113 (2016) 7106.
Fine Golden Rings: Tunable Surface Plasmon Resonance From Assembled Nanorods in Topological Defects of Liquid Crystals, E. Lee, Y. Xia, R.C. Ferrier, Jr., H.-N. Kim, M.A. Gharbi, K.J. Stebe, R.D. Kamien, R.J. Composto, and S. Yang, Adv. Mater. 28 (2016) 2731.

2015

Smectic Gardening on Curved Landscapes, M.A. Gharbi, I.B. Liu, Y. Luo, F. Serra, N.D. Bade, H.-N. Kim, Y. Xia, R.D. Kamien, S. Yang, and K.J. Stebe, Langmuir 31 (2015) 11135.
Algorithmic Lattice Kirigami: A Route to Pluripotent Materials, D.M. Sussman, Y. Cho, T. Castle, X. Gong, E. Jung, S. Yang, and R.D. Kamien, Proc. Natl. Acad. Sci. 112 (2015) 7449.
Elastocapillary Interactions on Nematic Films, I.B. Liu, M.A. Gharbi, V.L. Ngo, R.D. Kamien, S. Yang, and K.J. Stebe, Proc. Natl. Acad. Sci. 112 (2015) 6336.
Synergistic assembly of nanoparticles in smectic liquid crystals, A. Honglawan, D.S. Kim, D.A. Beller, D.K. Yoon, M.A. Gharbi, K.J. Stebe, R.D. Kamien, and S. Yang, Soft Matter 11 (2015) 7367.
Direct Mapping of Local Director Field of Nematic Liquid Crystals at the Nanoscale, Y. Xia, F. Serra, R.D. Kamien, K.J. Stebe, and S. Yang, Proc. Natl. Acad. Sci. 112 (2015) 15291.
One-step Assembly of a (reconfigurable) Smectic Liquid Crystal 'Compound Eye' on a Curved Interface, F. Serra, M.A. Gharbi, I. Liu, Y. Luo, N. Bade, R.D. Kamien, S. Yang, and K.J. Stebe, Adv. Opt. Mater. 3 (2015) 1287.
Shape-controlled orientation and assembly of colloids with sharp edges in nematic liquid crystals, D.A. Beller, M.A. Gharbi, and I. Liu, Soft Matter 11 (2015) 1078.

2014

Making the Cut: Lattice Kirigami Rules, T. Castle, Y. Cho, X. Gong, E. Jung, D.M. Sussman, S. Yang, and R.D. Kamien, Phys. Rev. Lett. 113 (2014) 245502.
Geometry of the Cholesteric Phase, D.A. Beller, T. Machon, S. Čopar, D.M. Sussman, G.P. Alexander, R.D. Kamien, and R.A. Mosna, Phys. Rev. X 4 (2014) 031050.
Elasticity-Dependent Self-Assembly of Micro-Templated Chromonic Liquid Crystal Films, M.A. Lohr, M. Cavallaro, Jr., D.A. Beller, K.J. Stebe, R.D. Kamien, P.J. Collings, and A.G. Yodh, Soft Matter 10 (2014) 3477.
Saddle-splay Screening and Chiral Symmetry Breaking in Toroidal Nematics, V. Koning, B.C. van Zuiden, R.D. Kamien, and V. Vitelli, Soft Matter 10 (2014) 4192.

2013

Focal Conic Flower Textures at Curved interfaces, D.A. Beller, M.A. Gharbi, A. Honglawan, K.J. Stebe, S. Yang, and R.D. Kamien, Phys. Rev. X 3 (2013) 041026. See accompanying Physics Synopsis.
Spherical Foams in Flat Space, C.D. Modes and R.D. Kamien, Soft Matter 9 (2013) 11078.
Exploiting Imperfections in the Bulk to Direct Assembly of Surface Colloids, M. Cavallaro, Jr., M.A. Gharbi, D.A. Beller, S. Čopar, Z. Shi, T. Baumgart, S. Yang, R.D. Kamien and K.J. Stebe, Proc. Natl. Acad. Sci. 110 (2013) 18804.
Ring Around the Colloid, M. Cavallaro, Jr., M.A. Gharbi, D.A. Beller, S. Čopar, Z. Shi, R.D. Kamien, S. Yang, T. Baumgart, and K.J. Stebe, Soft Matter, 9 (2013) 9099.
Singular Values, Nematic Disclinations, and Emergent Biaxiality, S. Čopar, M.R. Dennis, R.D. Kamien, and S. Žumer, Phys. Rev. E 87 (2013) 050504(R) Rapid Communication.
Generating the Hopf Fibration Experimentally in Nematic Liquid Crystals, B.G. Chen, P.J. Ackerman, G.P. Alexander, R.D. Kamien, and I.I. Smalyukh, Phys. Rev. Lett. 110 (2013) 237801.
Micro-Bullet Assembly: Interactions of Oriented Dipoles in Confined Nematic Liquid Crystal, M.A. Gharbi, M. Cavallaro, Jr., G. Wu, D.A. Beller, R.D. Kamien, S. Yang, and K.J. Stebe, Liquid Crystals 40 (2013) 1619.
Topographically-Induced Hierarchical Assembly and Geometrical Transformation of Focal Conic Domain Arrays in Smectic Liquid Crystals, A. Honglawan, D.A. Beller, M. Cavallaro, Jr., R.D. Kamien, K.J. Stebe, and S. Yang, Proc. Natl. Acad. Sci. 110 (2013) 34.
Topological Colloids, B. Senyuk, Q. Liu, S. He, R.D. Kamien, R.B. Kusner, T.C. Lubensky, and I.I. Smalyukh, Nature 493 (2013) 205.

2012

Patterns on a Roll: A Method of Continuous Feed Nanoprinting, E.A. Matsumoto and R.D. Kamien, Soft Matter 8 (2012) 11038.
Breaking the Rules for Topological Defects: Smectic Order on Conical Substrates, R.A. Mosna, D.A. Beller, and R.D. Kamien, Phys. Rev. E 86 (2012) 011707.
Conformal Smectics and their Many Metrics, G.P. Alexander, R.D. Kamien, and R.A. Mosna, Phys. Rev. E 85 (2012) 050701(R) Rapid Communication.
Smectic Pores and Defect Cores, E.A. Matsumoto, C.D. Santangelo, and R.D. Kamien, Interface Focus 2 (2012) 617.
Disclination Loops, Point Defects, and All That in Nematic Liquid Crystals, G.P. Alexander, B.G. Chen, E.A. Matsumoto, and R.D. Kamien, Rev. Mod. Phys. 84 (2012) 497.
Developed Smectics: When Exact Solutions Agree, G.P. Alexander, C.D. Santangelo, and R.D. Kamien, Phys. Rev. Lett. 108 (2012) 047802.

2011

Pillar Assisted Epitaxial Assembly of Toric Focal Conic Domains of Smectic-A Liquid Crystals, A. Honglawan, D.A. Beller, M. Cavallaro, R.D. Kamien, K.J. Stebe, and S. Yang, Adv. Mater. 23 (2011) 5519.
Knot Your Simple Defect Lines?, R.D. Kamien, Science 333 (2011) 46 .
From Lumps to Lattices: Crystallized Clots Made Simple, P. Ziherl and R.D. Kamien, J. Phys. Chem. B 115 (2011) 7200 .
Solution of the Roth-Marques-Durian rotational abrasion model, B.G. Chen, Phys. Rev. E 83 (2011) 031304 .

2010

Minimal resonances in annular non-Euclidean strips, B.G. Chen and C.D. Santangelo, Phys. Rev. E 82 (2010) 056601.
The Power of Poincaré: Elucidating the Hidden Symmetries in Focal Conic Domains, G.P. Alexander, B.G. Chen, E.A. Matsumoto, and R.D. Kamien, Phys. Rev. Lett. 104 (2010) 257802.
Helical Packings and Phase Transformations of Soft Spheres in Cylinders, M.A. Lohr, A.M. Alsayed, B.G. Chen, Z. Zhang, R.D. Kamien, and A.G. Yodh, Phys. Rev. E 81 (2010) 040401(R) Rapid Communication.
Curvature-driven Molecular Demixing in the Budding and Breakup of Mixed Component Worm-like Micelles, S.M. Loverde, V. Ortiz, R.D. Kamien, M.L. Klein, and D.E. Discher, Soft Matter 6 (2010) 1419.

2009

Helical Nanofilaments and the High Chirality Limit of Smectics-A, E.A. Matsumoto, G.P. Alexander, and R.D. Kamien, Phys. Rev. Lett. 103 (2009) 257804. Also appears in the Virtual Journal of Nanoscale Science and Technology
Extrinsic Curvature, Geometric Optics, and Lamellar Order on Curved Substrates, R.D. Kamien, D.R. Nelson, C.D. Santangelo, and V. Vitelli, Phys. Rev. E 80 (2009) 051703. Also appears in the Virtual Journal of Nanoscale Science and Technology
Topological Defects in Gravitational Lensing Shear Fields, V. Vitelli, B. Jain, and R.D. Kamien, Journal of Cosmology and Astroparticle Physics 09 (2009) 034.
Symmetry Breaking in Smectics and Surface Models of Their Singularities, B.G. Chen, G.P. Alexander, and R.D. Kamien, Proc. Natl. Acad. Sci. 106 (2009) 15577.
Elastic Instability Triggered Pattern Formation, E.A. Matsumoto and R.D. Kamien, Phys. Rev. E 80 (2009) 021604. Also appears in the Virtual Journal of Nanoscale Science and Technology
Nematic Films and Radially Anisotropic Delaunay Surfaces, B.G. Chen and R.D. Kamien, Eur. Phys. J. E 28 (2009) 315.

2008

Geometrical Frustration in Two Dimensions: Idealizations and Realizations of a Hard Disc Fluid in Negative Curvature, C.D. Modes and R.D. Kamien, Phys. Rev. E 77 (2008) 041125. Also appears in the Virtual Journal of Biological Physics Research
One-step Nanoscale Assembly of Complex Structures via Harnessing of an Elastic Instability, Y. Zhang, E.A. Matsumoto, A. Peter, P.-C. Lin, R.D. Kamien, and S. Yang, Nano Letters 8 (2008) 1192.

2007

Hard Discs on the Hyperbolic Plane, C.D. Modes and R.D. Kamien, Phys. Rev. Lett. 99 (2007) 235701.
Geometric Theory of Columnar Phases on Curved Substrates, C.D. Santangelo, V. Vitelli, R.D. Kamien, and D.R. Nelson, Phys. Rev. Lett. 99 (2007) 017801. Selected as an Editor's Suggestion. Also appears in the Virtual Journal of Nanoscale Science and Technology
Better Geometry Through Chemistry, R.D. Kamien, Science 315 (2007) 1083.
Why is Random Close Packing Reproducible?, R.D. Kamien and A.J. Liu, Phys. Rev. Lett. 99 (2007) 155501. See the commentary by Daan Frenkel at the Journal Club for Condensed Matter Physics.
Helical Tubes in Crowded Environments, Y. Snir and R.D. Kamien, Phys. Rev. E 75 (2007) 051114. Also appears in the Virtual Journal of Nanoscale Science and Technology and in the Virtual Journal of Biological Physics Research
Soft Spheres Make More Mesophases, M.A. Glaser, G.M. Grason, R.D. Kamien, A. Košmrj, C.D. Santangelo, and P. Ziherl, Europhys. Lett. 78 (2007) 46004.
Ordered Phases of Diblock Copolymers in Selective Solvent, G.M. Grason, J. Chem. Phys. 126 (2007) 114904.
Entropic Attraction and Ordering, R.D. Kamien, in Soft Matter, Volume 3, Colloidal Order: Entropic and Surface Forces, ed. by G. Gompper and M. Schick (Wiley-VCH, Weinheim, 2007) 1.
Triply-Periodic Smectics, C.D. Santangelo and R.D. Kamien, Phys. Rev. E 75 (2007) 011702.

2006

Bubble Kinetics in a Steady-State Column of Aqueous Foam, K. Feitosa, O.L. Halt, R.D. Kamien, and D.J. Durian, Europhys. Lett. 76 (2006) 683.
The Packing of Soft Materials: Molecular Asymmetry, Geometric Frustration and Optimal Lattices in Block Copolymer Melts, G.M. Grason, Phys. Rep. 433 (2006) 1.
Geometry and the Nonlinear Elasticity of Defects in Smectic Liquid Crystals, C.D. Santangelo, Liquid Crystals Today, 15 (2006) 11.
Undulated Cylinders of Charged Diblock Copolymers, G.M. Grason and C.D. Santangelo, Euro. Phys. J. E 20 (2006) 335.
Smectic Liquid Crystals: Materials with One-Dimensional, Periodic Order, R.D. Kamien and C.D. Santangelo, Geometriae Dedicata 120 (2006) 229.
Counterion Densities at Intermediate Coupling, C.D. Santangelo, Phys. Rev. E 73 (2006) 041512. Also appears in the Virtual Journal of Biological Physics Research
Elliptic Phases: A Study of the Nonlinear Elasticity of Twist-Grain Boundaries, C.D. Santangelo and R.D. Kamien, Phys. Rev. Lett. 96 (2006) 137801.
Geometry of Proteins: Hydrogen Bonding, Sterics and Marginally Compact Tubes, J.R. Banavar, M. Cieplak, A. Flammini, T.X. Hoang, R.D. Kamien, T. Lezon, D. Marenduzzo, A. Maritan, F. Seno, Y. Snir, and A. Trovato, Phys. Rev. E 73 (2006) 031921. Also appears in the Virtual Journal of Biological Physics Research

2005

Curvature and Topology in Smectic-A Liquid Crystals, C.D. Santangelo and R.D. Kamien, Proc. R. Soc. A 461 (2005) 2911.
Dynamics of Shallow Impact Cratering, M.A. Ambroso, R.D. Kamien, and D.J. Durian, Phys. Rev. E 72 (2005) 041305.
Self-Consistent Field Theory of Multiply-Branched Block Copolymer Melts, G.M. Grason and R.D. Kamien, Phys. Rev. E 71 (2005) 051801. Also appears in the Virtual Journal of Nanoscale Science and Technology
Entropically Driven Helix Formation, Y. Snir and R.D. Kamien, Science 307 (2005) 1067.

2004

Interfaces in Diblocks: A Study of Miktoarm Star Copolymers, G.M. Grason and R.D. Kamien, Macromolecules 37 (2004) 7371.
Towards Precision Micelles, D.E. Discher and R.D. Kamien, Nature 430 (2004) 519.
The Foam Analogy: From Phases to Elasticity, W. Kung, P. Ziherl, and R.D. Kamien, J. Col. Int. Sci. 275 (2004) 539.
Elongation and Fluctuations of Semi-flexible Polymers in a Nematic Solvent, Z. Dogic, J. Zhang, A.W.C. Lau, H. Aranda-Espinoza, P. Dalhaimer, D.E. Discher, P.A. Janmey, R.D. Kamien, T.C. Lubensky, and A.G. Yodh, Phys. Rev. Lett. 92 (2004) 125503.

2003

Smectic Blue Phases: Layered Systems with High Intrinsic Curvature, B.A. DiDonna and R.D. Kamien, Phys. Rev. E 68 (2003) 041703.
Topological Constraints at the Theta Point: Closed Loops at Two Loops, W. Kung and R.D. Kamien, Europhys. Lett. 64 (2003) 323.
A Geometric Theory of Diblock Copolymer Phases, G.M. Grason, B.A. DiDonna and R.D. Kamien, Phys. Rev. Lett. 91 (2003) 058304. Also appears in the Virtual Journal of Nanoscale Science and Technology
Bogomol'nyi, Prasad and Sommerfield Configurations in Smectics, C.D. Santangelo and R.D. Kamien, Phys. Rev. Lett. 91 (2003) 045506.
Topology from the Bottom Up, R.D. Kamien. Science 299 (2003) 1671.

2002

Smectic Phases with Cubic Symmetry: The Splay Analog of the Blue Phase, B.A. DiDonna and R.D. Kamien. Phys. Rev. Lett. 89 (2002) 215504.
The Geometry of Soft Materials: A Primer, R.D. Kamien. Rev. Mod. Phys. 74 (2002) 953.
Nonlinear Effects in the TGB_A Phase, I. Bluestein and R.D. Kamien. Europhys. Lett. 59 (2002) 68.
The Foam Analogy in Charged Colloidal Crystals, W. Kung, P. Ziherl and R.D. Kamien. Phys. Rev. E 65 (2002) 050401(R) Rapid Communication.

2001

Maximizing Entropy by Minimizing Area: Towards a New Principle of Self-Organization, P. Ziherl and R.D. Kamien. J. Phys. Chem. B 105 (2001) 10147.
Dislocation Geometry in the TGB_A Phase: Linear Theory, I. Bluestein, R.D. Kamien and T.C. Lubensky. Phys. Rev. E 63 (2001) 061702.
Order and Frustration in Chiral Liquid Crystals, R.D. Kamien and J.V. Selinger. J. Phys. Cond. Mat. 13 (2001) R1.
Decomposition of the Height Function of Scherk's First Surface, R.D. Kamien. Appl. Math. Lett. 14 (2001) 797.

2000

Soap Froths and Crystal Structures, P. Ziherl and R.D. Kamien. Phys. Rev. Lett. 85 (2000) 3528.
Self-Assembly in Vivo, S. Fraden and R.D. Kamien. Biophys. J. 78 (2000) 2189.
Chiral Twisting of a Smectic-A Liquid Crystal, M.S. Spector, S.K. Prasad, B.T. Weslowski, R.D. Kamien, J.V. Selinger, B.R. Ratna and R. Shashidar. Phys. Rev. E 61 (2000) 3977.
Boundary Effects in Chiral Polymer Hexatics, R.D. Kamien and A.J. Levine. Phys. Rev. Lett. 84 (2000) 3109.
Poisson Bracket Formulation of Nematic Polymer Dynamics, R.D. Kamien. Phys. Rev. E 61 (2000) 2888.

1999

Molecular Chirality and Chiral Parameters, A.B. Harris, R.D. Kamien and T.C. Lubensky. Rev. Mod. Phys. 71 (1999) 1745.
Polymer Shape Anisotropy and the Depletion Interaction, M. Triantafillou and R.D. Kamien. Phys. Rev. E 59 (1999) 5621.
Minimal Surfaces, Screw Dislocations, and Twist Grain Boundaries, R.D. Kamien and T.C. Lubensky. Phys. Rev. Lett. 82 (1999) 2892.

1998

Force-Free Configurations of Vortices in High-Temperature Superconductors near the Melting Transition, R.D. Kamien Phys. Rev. B 58 (1998) 8218.
Structure and Dynamics of Electrorheological Fluids, J.E. Martin, J. Odinek, T.C. Halsey and R.D. Kamien. Phys. Rev. E 57 (1998) 756.
Elasticity Theory of a Twisted Stack of Plates, C.S. O'Hern, R.D. Kamien, T.C. Lubensky and P. Nelson. Eur. Phys. J. B 1 (1998) 95.
Local Writhing Dynamics, R.D. Kamien. Eur. Phys. J. B 1 (1998) 1.

1997

Self-Avoiding Walks with Writhe, J. David Moroz and R.D. Kamien. Nucl. Phys. B 506 (1997) 695.
Determining the Anchoring Strength of a Capillary Using Topological Defects, R.D. Kamien and T.R. Powers. Liq. Cryst. 23 (1997) 213. See our poster [ps,pdf].
Smectic Order in Double-Twist Cylinders, R.D. Kamien. J. Phys. II France 7 (1997) 743.
Direct Determination of DNA Twist-Stretch Coupling, R.D. Kamien, T.C. Lubensky, P. Nelson and C.S. O'Hern. Europhys. Lett. 38 (1997) 237.
On the Microscopic Origin of Cholesteric Pitch, A.B. Harris, R.D. Kamien and T.C. Lubensky. Phys. Rev. Lett. 78 (1997) 1476; 2867.

Conference Proceedings

Colloidal Inclusions in Liquid Crystals, R.D. Kamien Enrico Fermi Summer School on Soft Matter Assembly (2015).

Chiral Interactions and Structures, R.D. Kamien. Mol. Cryst. Liq. Cryst. 358 (2001) 97.

Chiral Mesophases of DNA, R.D. Kamien. International Journal of Engineering Science 38 (2000) 1025.

Weak Chirality in Ordered DNA Phases, R.D. Kamien, Mol. Cryst. Liq. Cryst. 299 (1997) 265.

This work has been or is supported, in part, through the Simons Foundation, the Charles E. Kaufman Foundation a supporting organization of The Pittsburgh Foundation, the ACS Petroleum Research Fund, the Advanced Functional Fabrics of America Grant W15QKN-16-3-0001, and the National Science Foundation Through Grants DMR-9732963, INT-9910017, DMR-0102459, DMR-0129804, DMR-0520020, DMR-0547230, CMMI-0900468, DMR-1120901, DMR-1262047, EFRI-1331583, and DMR-1720530.

Last modified 3 Janauary 2025