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Thermotropic Liquid-Crystalline and Light-Emitting Properties of Bis(4-aalkoxyphenyl) Viologen Bis(triflimide) Salts.
Bhowmik PK, Al-Karawi MKM, Killarney ST, Dizon EJ, Chang A, Kim J, Chen SL, Principe RCG, Ho A, Han H, Mandal HD, Cortez RG, Gutierrez B, Mendez K, Sharpnack L, Agra-Kooijman DM, Fisch MR, Kumar S. Bhowmik PK, et al. Among authors: kumar s. Molecules. 2020 May 23;25(10):2435. doi: 10.3390/molecules25102435. Molecules. 2020. PMID: 32456122 Free PMC article.
Origin of weak layer contraction in de Vries smectic liquid crystals.
Agra-Kooijman DM, Yoon H, Dey S, Kumar S. Agra-Kooijman DM, et al. Among authors: kumar s. Phys Rev E Stat Nonlin Soft Matter Phys. 2014 Mar;89(3):032506. doi: 10.1103/PhysRevE.89.032506. Epub 2014 Mar 21. Phys Rev E Stat Nonlin Soft Matter Phys. 2014. PMID: 24730863
Reversible Isothermal Twist-Bend Nematic-Nematic Phase Transition Driven by the Photoisomerization of an Azobenzene-Based Nonsymmetric Liquid Crystal Dimer.
Paterson DA, Xiang J, Singh G, Walker R, Agra-Kooijman DM, Martı́nez-Felipe A, Gao M, Storey JM, Kumar S, Lavrentovich OD, Imrie CT. Paterson DA, et al. Among authors: kumar s. J Am Chem Soc. 2016 Apr 27;138(16):5283-9. doi: 10.1021/jacs.5b13331. Epub 2016 Apr 19. J Am Chem Soc. 2016. PMID: 27015140
Columnar molecular aggregation in the aqueous solutions of disodium cromoglycate.
Agra-Kooijman DM, Singh G, Lorenz A, Collings PJ, Kitzerow HS, Kumar S. Agra-Kooijman DM, et al. Among authors: kumar s. Phys Rev E Stat Nonlin Soft Matter Phys. 2014 Jun;89(6):062504. doi: 10.1103/PhysRevE.89.062504. Epub 2014 Jun 12. Phys Rev E Stat Nonlin Soft Matter Phys. 2014. PMID: 25019802 Free article.
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