Thursday, 24 October 2019

Publications

Authors Name Title Journal name Vol no Page no Year DOI Affiliated to CeNS
V. V. Mohanan, Balaram Pradhan, Vimala Sridurai, C. V. Yelamaggad, A. S. Achal Kumar and Geetha G. Nair Giant enhancement and facile tuning of photoluminescence in a soft anisotropic magneto-gel Nanoscale 10 15686–15695 2018 DOI Yes
V Sridurai, M Mathews, CV Yelamaggad, Geetha G.Nair Electrically Tunable Soft Photonic Gel Formed by Blue Phase Liquid Crystal for switchable Color-Reflecting Mirror ACS applied materials & interfaces 9 39569 - 39575 2017 DOI  Yes
V Jayalakshmi, G Hegde, Geetha G.Nair and S. Krishna Prasad Role of the order parameter, electric field, and geometric confinement on the dynamics of the photoinduced Nematic-Isotropic transition Liquid Crystals 21 1036(01 - 09) 2017 DOI  Yes
L. Zhang, L. Wang, U. S. Hiremath, H. K. Bisoyi, G. G. Nair, C. V. Yelamaggad, A. M. Urbas, T. J. Bunning, Q. Li Dynamic Orthogonal Switching of a Thermoresponsive Self-Organized Helical Superstructure Advanced Materials 29:24 1700676 2017 DOI Yes
Vimala, S., Nair, G.G., Prasad, S.K., Veerabhadraswamy, B.N. and Hiremath, U.S. Diminished Splay Stiffening in Weak Gels of Calamitic-Bent-Core Nematic Composites JOURNAL OF PHYSICAL CHEMISTRY B 120(9) 2596-2603 2016 DOI  Yes
Padmini, V., Babu, P.N., Nair, G.G., Rao, D.S.S. and Yelamaggad, C.V. Optically Biaxial, Re-entrant and Frustrated Mesophases in Chiral, Non-symmetric Liquid Crystal Dimers and Binary Mixtures CHEMISTRY-AN ASIAN JOURNAL 11(20) 2897-2910 2016 DOI  Yes
Uma S. Hiremath, Geetha G. Nair & D. S. Shankar Rao Supramolecular non-symmetric dimers derived from cholesterol: synthesis and phase transitional properties Liquid Crystals 43:6 711-728 2016 DOI Yes
Pradhan, B., Vaisakh, V.M., Nair, G.G., Rao, D.S.S., Prasad, S.K. and Sudhakar, A.A. Effect of Atomic-Scale Differences on the Self-Assembly of Thiophene-based Polycatenars in Liquid Crystalline and Organogel States CHEMISTRY-A EUROPEAN JOURNAL 22(49) 17843-17856 2016 DOI  Yes
Vimala, S., Sathya, S.M., Nair, G.G., Prasad, S.K. and Yelamaggad, C.V. Photo-driven change in the polar environment tunes gelation in a nematic liquid crystal JOURNAL OF MATERIALS CHEMISTRY C 4(47) 11313-11320 2016 DOI  Yes
Madhuri, P.L., Prasad, S.K. and Nair, G.G. Influence of polymer stabilization on the dielectric relaxations of an antiferroelectric liquid crystal RSC ADVANCES 4(7) 3121-3130 2014 DOI  Yes
Vimala, S., Nair, G.G., Prasad, S.K., Hiremath, U.S. and Yelamaggad, C.V. Influence of polarization-tilt coupling on the ferroelectric properties of smectic gels SOFT MATTER 10(32) 5905-5915 2014 DOI  Yes
Bhargavi, R., Nair, G.G., Prasad, S.K., Majumdar, R. and Bag, B.G. A charge transfer complex nematic liquid crystalline gel with high electrical conductivity JOURNAL OF APPLIED PHYSICS 116(15)   2014 DOI  Yes
Hareesh, K., Ranganathaiah, C., Ramya, P., Bhargavi, R., Nair, G.G., Sangappa and Sanjeev, G. Variation of lexan polycarbonate properties by electron beam JOURNAL OF APPLIED POLYMER SCIENCE 127(3) 2010-2018 2013 DOI  Yes
Bhargavi, R., Nair, G.G. and Prasad, S.K. Anchoring Transition Induced by Gelation in a Liquid Crystal System CHEMPHYSCHEM 14(2) 331-337 2013 DOI  Yes
Hareesh, K., Sen, P., Bhat, R., Bhargavi, R., Nair, G.G., Sangappa and Sanjeev, G. Proton and alpha particle induced changes in thermal and mechanical properties of Lexan polycarbonate VACUUM 91 1-6 2013 DOI  Yes
Hiremath, U.S., Menezes, H.M., Nair, G.G., Rao, D.S.S. and Prasad, S.K. Observation of a chiral smectic C phase over a wide thermal range with novel phase sequences in rigid, bulky chiral dimers JOURNAL OF MATERIALS CHEMISTRY C 1(36) 5799-5806 2013 DOI  Yes
Nair, G.G. and Bhargavi, R. Anomalously Large Bend Elastic Constant and Faster Electro-optic Response in Soft Glassy Gels Formed by a Dipeptide LIQUID CRYSTALS AND RELATED MATERIALS II 181-182 14-21 2012 DOI  Yes
Bhargavi, R., Nair, G.G., Prasad, S.K., Prabhu, R. and Yelamaggad, C.V. Anomalously large bend elastic constant and faster electro-optic response in anisotropic gels formed by a dipeptide JOURNAL OF APPLIED PHYSICS 109(8)   2011 DOI  Yes
Bhargavi, R., Nair, G.G., Prasad, S.K., Kumar, N. and Sundaresan, A. Enhanced Frank elasticity and storage modulus in a diamagnetic liquid crystalline ferrogel SOFT MATTER 7(21) 10151-10161 2011 DOI  Yes
Nair, G.G., Prasad, S.K., Bhargavi, R., Jayalakshmi, V., Shanker, G. and Yelamaggad, C.V. Soft Glass Rheology in Liquid Crystalline Gels Formed by a Monodisperse Dipeptide JOURNAL OF PHYSICAL CHEMISTRY B 114(2) 697-704 2010 DOI  Yes
Sridevi, S., Prasad, S.K., Nair, G.G., D'Britto, V. and Prasad, B.L.V. Enhancement of anisotropic conductivity, elastic, and dielectric constants in a liquid crystal-gold nanorod system APPLIED PHYSICS LETTERS 97(15)   2010 DOI  Yes
Nair, G.G., Prasad, S.K., Jayalakshmi, V., Shanker, G. and Yelamaggad, C.V. Fast Responding Robust Nematic Liquid Crystalline Gels Formed by a Monodisperse Dipeptide: Electro-Optic and Rheological Studies JOURNAL OF PHYSICAL CHEMISTRY B 113(19) 6647-6651 2009 DOI  Yes
Yelamaggad, C.V., Tamilenthi, V.P., Rao, D.S.S., Nair, G.G. and Prasad, S.K. A new thermotropic reentrant behaviour in a chiral liquid crystal dimer: the occurrence of SmA-SmA(b)-SmA phase sequence JOURNAL OF MATERIALS CHEMISTRY 19(19) 2906-2908 2009 DOI  Yes
Jayalakshmi, V., Hegde, G., Nair, G.G. and Prasad, S.K. Photo-controlled conformation-assisted permanent optical storage device employing a polymer network liquid crystal PHYSICAL CHEMISTRY CHEMICAL PHYSICS 11(30) 6450-6454 2009 DOI  Yes
S Krishna Prasad, D S Shankar Rao, Geetha G Nair Liquid crystalline phase transitions in confined geometries Journal of the Indian Institute of Science 89:2 211-227 2009 DOI Yes
Prasad, S.K., Nair, G.G. and Rao, D.S.S. Photoinduced phase transitions LIQUID CRYSTALS 36 6-7 2009 DOI  Yes
Sridevi, S., Prasad, S.K. and Nair, G.G. Electric-field-dictated phase diagram and accelerated dynamics of a reentrant nematic liquid crystal under photostimulation PHYSICAL REVIEW E 80(2)   2009 DOI  Yes
Yelamaggad, C.V., Shashikala, I.S., Tamilenthi, V.P., Rao, D.S.S., Nair, G.G. and Prasad, S.K. Optically biaxial interdigitated smectic A phase: liquid crystalline dimeric bidentate ligands and their metal complexes JOURNAL OF MATERIALS CHEMISTRY 18(18) 2096-2103 2008 DOI  Yes
A. Jákli, M. Chambers, J. Harden, M. Madhabi, R. Teeling, J. Kim, Q. Li, G. G. Nair, N. Éber, K. Fodor-Csorba, J. T. Gleeson, S. Sprunt Extraordinary properties of nematic phases of bent-core liquid crystals Emerging Liquid Crystal Technologies III 6911   2008 DOI Yes
Prasad, S.K., Nair, G.G. and Jayalakshmi, V. Electric-field-assisted acceleration of the photostimulated nematic-isotropic transition ADVANCED MATERIALS 20(7) 1363+ 2008 DOI  Yes
Nair, G.G., Bailey, C.A., Taushanoff, S., Fodor-Csorba, K., Vajda, A., Varga, Z., Bota, A. and Jakli, A. Electrically tunable color by using mixtures of bent-core and rod-shaped molecules ADVANCED MATERIALS 20(16) 3138-3142 2008 DOI  Yes
Prasad, S.K., Nair, G.G. and Hegde, G. Nonequilibrium liquid crystalline layered phase stabilized by light JOURNAL OF PHYSICAL CHEMISTRY B 111(2) 345-350 2007 DOI  Yes
V. Jayalakshmi, Geetha G. Nair, and S. Krishna Prasad Kinetics of the thermal back relaxation time of the photoinduced nematic-isotropic transition Physical Review E 75:031710   2007 DOI Yes
Jayalakshmi, V., Nair, G.G. and Prasad, S.K. Effect of aerosil dispersions on the photoinduced nematic-isotropic transition JOURNAL OF PHYSICS-CONDENSED MATTER 19(22)   2007 DOI  Yes
Prasad, S.K., Nair, G.G., Hegde, G. and Jayalakshmi, V. Evidence of wormlike micellar behavior in chromonic liquid crystals: Rheological, X-ray, and dielectric studies JOURNAL OF PHYSICAL CHEMISTRY B 111(33) 9741-9746 2007 DOI  Yes
Nair, G., Hegde, G., Prasad, S., Lobo, C. and Negi, Y. Photoinduced effects in the vicinity of the smectic-A-smectic-C-A(*) transition: Polarization, tilt angle, and response time studies PHYSICAL REVIEW E 73(1, 1)   2006 DOI  Yes
Nair, G.G., Hegde, G., Prasad, S.K. and Negi, Y.S. Investigations of the opto-dielectric effects in the vicinity of the smectic-A-smectic-C-A(*) transition JOURNAL OF PHYSICS-CONDENSED MATTER 18(41) 9415-9425 2006 DOI  Yes
Yelamaggad, C.V., Shashikala, I.S., Rao, D.S.S., Nair, G.G. and Prasad, S.K. The biaxial smectic (SmAb) phase in nonsymmetric liquid crystal dimers comprising two rodlike anisometric segments: an unusual behavior JOURNAL OF MATERIALS CHEMISTRY 16(42) 4099-4102 2006 DOI  Yes
Prasad, S.K., Sandhya, K.L., Nair, G.G., Hiremath, U.S., Yelamaggad, C.V. and Sampath, S. Electrical conductivity and dielectric constant measurements of liquid crystal-gold nanoparticle composites LIQUID CRYSTALS 33(10) 1121-1125 2006 DOI  Yes
Yelamaggad, C.V., Shashikala, I.S., Nair, G.G., Rao, D.S.S. and Prasad, S.K. Nonsymmetrical five-ring achira banana-shaped liquid crystals comprising salicylaldimine mesogenic segment   9 612-616 2006 DOI  Yes
Hegde, G., Nair, G., Prasad, S. and Yelamaggad, C. A photodriven dual-frequency addressable optical device JOURNAL OF APPLIED PHYSICS 97(9)   2005 DOI  Yes
S. Krishna prasad, Geetha G. Nair, Gurumurthy Hegde, K. L. Sandhya, D. S. Shankar Rao, Chethan V. Lobo & C. V. Yelamaggad Photoinduced effects in nematic liquid crystals Phase Transitions 78:6 443-455 2005 DOI Yes
Prasad, S., Nair, G., Rao, D., Lobo, C., Shashikala, I. and Yelamaggad, C. Biaxial nematic and smectic A phases in a "peelable banana-shaped" moleculet MOLECULAR CRYSTALS AND LIQUID CRYSTALS 437 1455+ 2005 DOI  Yes
S. Krishna Prasad, Geetha G. Nair, K. L. Sandhya & D. S. Shankar Rao Photoinduced Phase Transitions in Liquid Crystalline Systems Molecular Crystals and Liquid Crystals 436:1 83/[1037]-105/[1059] 2005 DOI Yes
Prasad, S., Nair, G. and Hegde, G. Dynamic self-assembly of the liquid-crystalline smectic A phase ADVANCED MATERIALS 17(17) 2086+ 2005 DOI  Yes
Prasad, S., Nair, G., Sandhya, K. and Rao, D. Photoinduced phase transitions in liquid crystalline systems CURRENT SCIENCE 86(6) 815-823 2005 DOI  Yes
Nair, G., Prasad, S. and Hegde, G. Influence of a long-chain alkane on the photoinduced nematic-isotropic transition PHYSICAL REVIEW E 69(2, 1)   2004 DOI Yes
Channabasaveshwar, V., Prasad, Y., Nair, G., Shashikala, I., Rao, D., Lobo, C. and Chandrasekhar, S. A low-molar-mass, monodispersive, bent-rod dimer exhibiting biaxial nematic and smectic a phases ANGEWANDTE CHEMIE-INTERNATIONAL EDITION 43(26) 3429-3432 2004 DOI  Yes
Prasad, S., Nair, G., Hegde, G., Hiremath, U. and Yelamaggad, C. Polymer network as a template for control of photoconductivity of a liquid crystal semiconductor LIQUID CRYSTALS 31(9) 1265-1270 2004 DOI  Yes
Jakli, A., Nair, G., Sawade, H. and Heppke, G. A bent-shape liquid crystal compound with antiferroelectric triclinic-monoclinic phase transition LIQUID CRYSTALS 30(3) 265-271 2003 DOI  Yes
Antal Jákli, Daniel Krüerke, and Geetha G. Nair Liquid crystal fibers of bent-core molecules Physical Review E 67:051702   2003 DOI Yes
Yelamaggad, C., Mathews, M., Hiremath, U., Nair, G., Rao, D. and Prasad, S. Synthesis and thermal behaviour of salicylaldimine-based liquid crystalline symmetrical dimers LIQUID CRYSTALS 30(8) 899-907 2003 DOI  Yes
Sandhya, K., Prasad, S., Nair, G. and Prasad, V. Photoconductivity measurements in the discotic columnar phase of a few anthraquinone derivatives MOLECULAR CRYSTALS AND LIQUID CRYSTALS 396(1) 113-119 2003 DOI  Yes
Nair, G., Rao, D., Prasad, S., Chandrasekhar, S. and Kumar, S. Electrooptic and viewing angle characteristics of a display device employing a discotic nematic liquid crystal MOLECULAR CRYSTALS AND LIQUID CRYSTALS 397(2) 545-552 2003 DOI  Yes
Sandhya, K., Prasad, S. and Nair, G. Enhanced dynamic response of the photoinduced nematic-isotropic transition in a polymer matrix APPLIED PHYSICS LETTERS 83(13) 2707-2709 2003 DOI  Yes
Prasad, S., Sandhya, K., Nair, G., Hiremath, U. and Yelamaggad, C. Spacer parity dependence of photoinduced effects in liquid-crystalline dimers JOURNAL OF APPLIED PHYSICS 92(2) 838-841 2002 DOI  Yes
Rauch, S., Bault, P., Sawade, H., Heppke, G., Nair, G. and Jakli, A. Ferroelectric-chiral-antiferroelectric-racemic liquid crystal phase transition of bent-shape molecules PHYSICAL REVIEW E 66(2, 1)   2002 DOI  Yes
Yelamaggad, C., Nagamani, S., Nair, G., Rao, D., Prasad, S. and Jakli, A. Achiral banana-shaped mesogenic bidentate ligands and their Cu(II) and Pd(II) complexes LIQUID CRYSTALS 29(9) 1181-1185 2002 DOI  Yes
Jakli, A., Nair, G., Abeygunarartna, S., Sun, R., Lee, C. and Chien, L. Surface effects on liquid crystals of bent-shaped molecules FERROELECTRICS 276 135-146 2002 DOI  Yes
Nair, G., Prasad, S. and Yelamaggad, C. Effect of electric field on the TGBC* phase FERROELECTRICS 277 431-438 2002 DOI  Yes
Sandhya, K., Nair, G., Prasad, S., Hiremath, U. and Yelamaggad, C. Anomalous increase of photocurrent anisotropy in a liquid crystalline binary mixture JOURNAL OF APPLIED PHYSICS 92(12) 6987-6989 2002 DOI  Yes
Prasad, S. and Nair, G. Effects of photo-controlled nanophase segregation in a re-entrant nematic liquid crystal ADVANCED MATERIALS 13(1) 40+ 2001 DOI  Yes
Jakli, A., Nair, G., Lee, C. and Chien, L. Electro-disclinic effect in tilted smectic phases of banana-shaped liquid crystal materials LIQUID CRYSTALS 28(4) 489-494 2001 DOI  Yes
Jakli, A., Nair, G., Lee, C., Sun, R. and Chien, L. Macroscopic chirality of a liquid crystal from nonchiral molecules PHYSICAL REVIEW E 63(6, 1)   2001 DOI  Yes
K. L. Sandhya, Geetha G. Nair, S. Krishna Prasad & Anjuli Khandelwal Dynamics of the two-dimensional melting transition of a liquid crystal confined in Anopore membranes Liquid Crystals 28:12 1847-1853 2001 DOI Yes
Nair, G., Prasad, S., Hiremath, U. and Yelamaggad, C. Effect of light on the polarization of a banana-shaped achiral compound doped with a photoactive azobenzene material JOURNAL OF APPLIED PHYSICS 90(1) 48-52 2001 DOI  Yes
Yelamaggad, C., Nagamani, S., Hiremath, U. and Nair, G. Cholesterol-based dimeric liquid crystals: synthesis and mesomorphic behaviour LIQUID CRYSTALS 28(7) 1009-1015 2001 DOI  Yes
Rao, D., Nair, G., Prasad, S., Nagamani, S. and Yelamaggad, C. Experimental studies on the B-7 phase of a banana-shaped achiral mesogen LIQUID CRYSTALS 28(8) 1239-1243 2001 DOI  Yes
Sandhya, K., Prasad, S. and Nair, G. Photoinduced nematic-isotropic phase transition: A case for the random-field Ising model PHYSICAL REVIEW E 64(4, 1)   2001 DOI  Yes
Nair, G., Prasad, S. and Yelamaggad, C. Opto-dielectric effect on a nematic liquid crystal doped with a photoactive azo mesogen JOURNAL OF APPLIED PHYSICS 87(5) 2084-2089 2000 DOI  Yes
Prasad, S. and Nair, G. First observation of a photo-induced transition to a more ordered phase in a system exhibiting reentrant nematic - Smectic A phase sequence MOLECULAR CRYSTALS AND LIQUID CRYSTALS 350:1 79-86 2000 DOI  Yes
Prasad, S. and Nair, G. Investigations of the non-linear dielectric response in the smectic C*, smectic I* and smectic F* phases of a chiral liquid crystal MOLECULAR CRYSTALS AND LIQUID CRYSTALS 350 199-206 2000 DOI  Yes
Janossy, I., Jakli, A., Nair, G., Raina, K. and Kosa, T. Optical control of the alignment of a liquid crystal in the smectic A phase MOLECULAR CRYSTALS AND LIQUID CRYSTALS SCIENCE AND TECHNOLOGY SECTION A-MOLECULAR CRYSTALS AND LIQUID CRYSTALS 329(2) 1119+ 1999 DOI  Yes
Prasad, S., Nair, G. and Rao, D. Non-linear dielectric response of a ferroelectric liquid crystal LIQUID CRYSTALS 26(11) 1587-1590 1999 DOI  Yes
Chandrasekhar, S., Nair, G., Rao, D., Prasad, S., Praefcke, K. and Blunk, D. Schlieren textures in free-standing nematic films: evidence of biaxiality LIQUID CRYSTALS 24(1) 67-70 1998 DOI  Yes
Nair, G. Square-grid patterns in a twist grain boundary phase CURRENT SCIENCE 74(2) 98-99 1998    Yes
Prasad, S., Nair, G. and Kant, R. Dielectric investigations of the dynamics of the hexatic-hexatic transition in a chiral liquid crystal PHYSICAL REVIEW E 57 1789-1792 1998 DOI  Yes
Kasthuraiah, N., Sadashiva, B., Krishnaprasad, S. and Nair, G. Synthesis and mesomorphic properties of some esters of trans-4-n-alkoxycinnamic and trans-4-n-alkoxy-alpha-methylcinnamic acids exhibiting ferroelectric and antiferroelectric phases LIQUID CRYSTALS 24(5) 639-645 1998 DOI  Yes
Chandrasekhar, S., Nair, G., Rao, D., Prasad, S., Praefcke, K. and Blunk, D. A thermotropic biaxial nematic liquid crystal CURRENT SCIENCE 75(10) 1042-1046 1998 DOI  Yes
Nair, G.G., Prasad, S.K., Kumar, S. and Manickam, M. Dielectric Studies on Strongly Polar Discotic Liquid Crystals MOLECULAR CRYSTALS AND LIQUID CRYSTALS SCIENCE AND TECHNOLOGY SECTION A-MOLECULAR CRYSTALS AND LIQUID CRYSTALS 319 89-99 1998 DOI  Yes
Kasthuraiah, N., Sadashiva, B., Krishnaprasad, S. and Nair, G. Ferroelectric and antiferroelectric liquid crystalline phases in some pyridine carboxylic acid derivatives JOURNAL OF MATERIALS CHEMISTRY 6(10) 1619-1625 1996 DOI  Yes
S. Chandrasekhar, Geetha G. Nair, K. Praefcke & D. Singer Schlieren Textures in Biaxial Nematic Liquid Crystals Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 288:1 7-14 1996 DOI Yes
Prasad, S., Nair, G. and Chandrasekhar, S. Observation of a smectic C* smectic I* critical point in a binary system using polarisation measurements JOURNAL OF MATERIALS CHEMISTRY 5(12) 2253-2256 1995 DOI  
S. Krishna Prasad, Geetha G. Nair, S. Chandrasekhar & J. W. Goodby Pressure Induced Twist Grain Boundary Phase Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 260:1 387-394 1995 DOI Yes
Geetha G. Nair, S. Krishna Prasad & S. Chandrasekhar Measurements of Pitch of a Ferroelectric Liquid Crystal at High Pressures Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 263:1 311-323 1995 DOI Yes
S. Krishna Prasad, Geetha G. Nair and S. Chandrasekhar Observation of a smectic C*-smectic I* critical point in a binary system using polarisation measurements Journal of Materials Chemistry 5:12 2253-2256 1995 DOI Yes
PRASAD, S., VN, RAJA, GG, NAIR and GOODBY, J. PHASE-DIAGRAM INVOLVING THE TWIST GRAIN-BOUNDARY PHASE IN THE VICINITY OF A VIRTUAL CHOLESTERIC-SMECTIC A-SMECTIC C-ASTERISK POINT MOLECULAR CRYSTALS AND LIQUID CRYSTALS SCIENCE AND TECHNOLOGY SECTION A-MOLECULAR CRYSTALS AND LIQUID CRYSTALS 250 239-245 1994 DOI