Gareth Alexander - Publications

Affiliations: 
University of Pennsylvania, Philadelphia, PA, United States 

24 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2023 Pollard J, Alexander GP. Contact Topology and the Classification of Disclination Lines in Cholesteric Liquid Crystals. Physical Review Letters. 130: 228102. PMID 37327447 DOI: 10.1103/PhysRevLett.130.228102  0.378
2020 Alexander GP, Machon T. A Björling representation for Jacobi fields on minimal surfaces and soap film instabilities. Proceedings. Mathematical, Physical, and Engineering Sciences. 476: 20190903. PMID 32831587 DOI: 10.1098/Rspa.2019.0903  0.735
2020 Binysh J, Pollard J, Alexander GP. Geometry of Bend: Singular Lines and Defects in Twist-Bend Nematics. Physical Review Letters. 125: 047801. PMID 32794804 DOI: 10.1103/PhysRevLett.125.047801  0.421
2020 Binysh J, Kos Ž, Čopar S, Ravnik M, Alexander GP. Three-Dimensional Active Defect Loops. Physical Review Letters. 124: 088001. PMID 32167362 DOI: 10.1103/Physrevlett.124.088001  0.696
2019 Pollard J, Posnjak G, Čopar S, Muševič I, Alexander GP. Point Defects, Topological Chirality, and Singularity Theory in Cholesteric Liquid-Crystal Droplets Physical Review X. 9. DOI: 10.1103/Physrevx.9.021004  0.743
2018 Machon T, Alexander GP. Woven Nematic Defects, Skyrmions, and the Abelian Sandpile Model. Physical Review Letters. 121: 237801. PMID 30576189 DOI: 10.1103/Physrevlett.121.237801  0.764
2017 Matsumoto EA, Kamien RD, Alexander GP. Straight round the twist: frustration and chirality in smectics-A. Interface Focus. 7: 20160118. PMID 28630669 DOI: 10.1098/Rsfs.2016.0118  0.788
2017 Whitfield CA, Adhyapak TC, Tiribocchi A, Alexander GP, Marenduzzo D, Ramaswamy S. Hydrodynamic instabilities in active cholesteric liquid crystals. The European Physical Journal. E, Soft Matter. 40: 50. PMID 28429181 DOI: 10.1140/epje/i2017-11536-2  0.302
2016 Machon T, Alexander GP. Global defect topology in nematic liquid crystals. Proceedings. Mathematical, Physical, and Engineering Sciences / the Royal Society. 472: 20160265. PMID 27493576 DOI: 10.1098/Rspa.2016.0265  0.77
2016 Machon T, Alexander GP, Goldstein RE, Pesci AI. Instabilities and Solitons in Minimal Strips. Physical Review Letters. 117: 017801. PMID 27419593 DOI: 10.1103/Physrevlett.117.017801  0.762
2015 Khoromskaia D, Alexander GP. Motility of active fluid drops on surfaces. Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics. 92: 062311. PMID 26764696 DOI: 10.1103/PhysRevE.92.062311  0.308
2014 Machon T, Alexander GP. Knotted defects in nematic liquid crystals. Physical Review Letters. 113: 027801. PMID 25062237 DOI: 10.1103/Physrevlett.113.027801  0.77
2013 Chen BG, Ackerman PJ, Alexander GP, Kamien RD, Smalyukh II. Generating the Hopf fibration experimentally in nematic liquid crystals. Physical Review Letters. 110: 237801. PMID 25167530 DOI: 10.1103/Physrevlett.110.237801  0.78
2013 Machon T, Alexander GP. Knots and nonorientable surfaces in chiral nematics. Proceedings of the National Academy of Sciences of the United States of America. 110: 14174-9. PMID 23940365 DOI: 10.1073/pnas.1308225110  0.773
2013 Chen BGG, Ackerman PJ, Alexander GP, Kamien RD, Smalyukh II. Generating the hopf fibration experimentally in nematic liquid crystals Physical Review Letters. 110. DOI: 10.1103/PhysRevLett.110.237801  0.696
2012 Alexander GP, Kamien RD, Mosna RA. Conformal smectics and their many metrics. Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics. 85: 050701. PMID 23004696 DOI: 10.1103/Physreve.85.050701  0.653
2012 Dierking I, Ravnik M, Lark E, Healey J, Alexander GP, Yeomans JM. Anisotropy in the annihilation dynamics of umbilic defects in nematic liquid crystals. Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics. 85: 021703. PMID 22463227 DOI: 10.1103/PhysRevE.85.021703  0.331
2012 Alexander GP, Kamien RD, Santangelo CD. Developed smectics: when exact solutions agree. Physical Review Letters. 108: 047802. PMID 22400890 DOI: 10.1103/Physrevlett.108.047802  0.72
2012 Alexander GP, Kamien RD, Santangelo CD. Developed smectics: When exact solutions agree Physical Review Letters. 108. DOI: 10.1103/PhysRevLett.108.047802  0.672
2012 Alexander GP, Kamien RD, Mosna RA. Conformal smectics and their many metrics Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 85. DOI: 10.1103/PhysRevE.85.050701  0.6
2010 Alexander GP, Chen BG, Matsumoto EA, Kamien RD. Power of the Poincaré group: elucidating the hidden symmetries in focal conic domains. Physical Review Letters. 104: 257802. PMID 20867415 DOI: 10.1103/Physrevlett.104.257802  0.758
2009 Matsumoto EA, Alexander GP, Kamien RD. Helical nanofilaments and the high chirality limit of smectics A. Physical Review Letters. 103: 257804. PMID 20366290 DOI: 10.1103/Physrevlett.103.257804  0.781
2009 Chen BG, Alexander GP, Kamien RD. Symmetry breaking in smectics and surface models of their singularities. Proceedings of the National Academy of Sciences of the United States of America. 106: 15577-82. PMID 19717435 DOI: 10.1073/Pnas.0905242106  0.775
2007 Alexander GP, Yeomans JM. Flexoelectric blue phases. Physical Review Letters. 99: 067801. PMID 17930865 DOI: 10.1103/PhysRevLett.99.067801  0.346
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