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Meher, Preethi KRS and Janolin, Pierre-Eymeric and Guiblin, Nicolas and Paramesh, Gadige and Varma, KBR (2012) High Temperature Phase Transition Studies and Dielectric Properties of Sr2SbMnO6. In: 56th DAE-Solid State Physics Symposium (SSPS), DEC 19-23, 2011 , SRM Univ, Kattankulathur, INDIA, pp. 137-138.
Paramesh, Gadige and Varma, KBR (2012) Nonlinear Refraction and Two-Photon Absorption in Dense 2Bi(2)O(3)-B2O3 Glasses. In: 56th DAE-Solid State Physics Symposium (SSPS), DEC 19-23, 2011 , SRM Univ, Kattankulathur, INDIA, pp. 603-604.
Kumar, Sunil and Ochoa, DA and Garcia, JE and Varma, KBR (2013) Nonlinear dielectric response of BaBi4Ti4O15 ceramics. In: 57th DAE Solid State Physics Symposium, 3–7 December 2012, Indian Institute of Technology, Bombay, Mumbai, India, pp. 998-999.
Meher, Preethi KRS and Varma, KBR (2008) Ferroic properties of (BiFeO3)n.Bi4Ti3O12 (n=5). In: UNSPECIFIED, 2008.
Karthik, C and Varma, KBR (2007) Evolution of nanocrystalline BaBi2Nb2O9 in Li2B4O7 BaO-Bi(2)O3-Nb2O5 glass system. In: 15th International Symposium on Non-Oxide Glasses and New Optical Glasses, APR 10-14, 2006, Indian Inst Sci, Bangalore, INDIA,.
Thomas, P and Varughese, KT and Dwarakanath, K and Varma, KBR (2007) Dielectric behaviour of CCTO/PVDF composite. In: International Conference on Polymeric Materials in Power Engineering (ICPMPE-2007), 2007.
Majhi, Koushik and Prakash, Shri B and Kumar, Suneel and Varma, KBR (2007) Giant dielectric constant and dielectric relaxation in Sr2SbMnO6 ceramics. In: National Seminar on Electroceramics (NSE-2007), 5-6, Nov. 2007.
Thomas, P and Sathapathy, LN and Dwarakanath, K and Varma, KBR (2007) Miorwave processing of giant dielectric CaCu3Ti4O12 Ceramics. In: IUMRS-ICAM 2007, 8-13, October 2007 .
Neelam, K and Krupanidhi, SB and Varma, KBR (2007) Optical properties of Bi2VO5.5 thin films on platinized silicon measured by spectroscopic ellipsometry. In: IUMRS-ICAM 2007 , 8-13, October 2007 .
Neelam, K and Krupanidhi, SB and Varma, KBR (2007) Structural, dielectric and ferroelectric properties of Bismuth vanadate thin films grown by pulsed laser Deposition on {(200) Pt/TiO2/SiO2/Si} substrates. In: National Seminar on Electroceramics (NSE-2007) , 5-6, Nov. 2007.
Varma, KBR and Shankar, MV (2002) Structural and dielectric characteristics of Bi2O3-TiO2-SrB4O7 glasses. In: 10th IEEE International Symposium on Applications of Ferroelectrics (ISAF 96), 18-21 Aug 1996, East Brunswick, NJ , USA.
Selvarajan, A and Varma, KBR (1996) Growth and characterization of single crystal cored fibers of organic nonlinear optical materials. In: Conference on Photopolymer Device Physics, Chemistry, and Applications III, AUG 07, 1996, DENVER.
Shankar, MV and Varma, KBR (1996) Structural and dielectric characteristics of 0.50 $Bi_2O_3$ - 0.25 $V_2O_5$ - 0.25 $SrB_4O_7$ glass-ceramic. In: Tenth IEEE International Symposium on Applications of Ferroelectrics, 1996. ISAF '96, 18-21 August, East Brunswick,USA, Vol.2, 817 -820.
Prasad, KVR and Varma, KBR (1994) Dielectric and domain structural properties of $Bi_2Ge_xV_{1-x}O_{5.5-x/2}$ single crystals. In: 8th IUPAP International Meeting on Ferroelectricity: IMF-8, 8-13 Aug. 1993, Gaithersburg, MD, USA, pp. 205-210.
Prasad, KVR and Satyalakshmi, KM and Varma, KBR and Mallya, RM and Hegde, MS (1994) Structure and ferroelectric properties of $Bi_2VO_{5.5}$ thin films by laser deposition. In: 8th IUPAP International Meeting on Ferroelectricity: IMF-8, 8-13 Aug. 1993, Gaithersburg, MD, USA, pp. 61-66.
Dhavala, L and Bhimireddi, R and Muthukumar V, S and Kollipara, VS and Varma, KBR (2023) Exceptional dielectric and varistor properties of Sr, Zn and Sn co-doped calcium copper titanate ceramics. In: RSC Advances, 13 (16). pp. 10476-10487.
Bharadwaj, PSJ and Kollipara, VS and Varma, KBR (2021) Ferromagnetic evolution in Nd3+, Ti4+ co-doped antiferromagnetic YFeO3. In: Materials Research Bulletin, 141 .
Bharadwaj, PSJ and Kundu, S and Kollipara, VS and Varma, KBR (2020) Structural, optical and magnetic properties of Sm3+ doped yttrium orthoferrite (YFeO3) obtained by sol-gel synthesis route. In: Journal of Physics Condensed Matter, 32 (3).
Bharadwaj, PSJ and Kundu, S and Kollipara, VS and Varma, KBR (2020) Synergistic effect of trivalent (Gd3+, Sm3+) and high-valent (Ti4+) co-doping on antiferromagnetic YFeO3. In: RSC Advances, 10 (37). pp. 22183-22195.
Bhimireddi, Rajasekhar and Shet, Tukaram and Varma, KBR (2019) Polymer composite of poly (vinylidene fluoride)-2-methyl-4-nitroaniline via hot-pressing technique; structural, optical and electrical properties. In: MATERIALS RESEARCH EXPRESS, 6 (7).
Sadhu, Sai Pavan Prashanth and Rath, Martando and Posam, Saikiran and Muthukumar, Sai and Rao, MS Ramachandra and Varma, KBR (2018) Large nonlinear refraction in pulsed laser deposited BCZT thin films on quartz substrates. In: JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS, 35 (10). pp. 2625-2632.
Barman, Nabadyuti and Varma, KBR (2017) Enhanced non-linear current-voltage response of Te-doped calcium copper titanate ceramics. In: Ceramics International, 43 (8). pp. 6363-6370. ISSN 02728842
Sadhu, Sai Pavan Prashanth and Shet, Tukaram and Abhijit, BK and Pradhan, Akash and Molli, Muralikrishna and Muthukumar, Sai V and Varma, KBR (2017) Linear and nonlinear optical properties of Tellurium Vanadate (Te2V2O9). In: OPTICAL MATERIALS, 69 . pp. 128-133.
Barman, Nabadyuti and Tripathi, Shalini and Ravishankar, N and Varma, KBR (2016) Centrosymmetric tetragonal tellurium doped calcium copper titanate and its dielectric tunability. In: SOLID STATE COMMUNICATIONS, 241 . pp. 7-13.
Shet, Tukaram and Varma, KBR (2016) Dielectric, piezoelectric and ferroelectric anisotropy in grain oriented Aurivillius phase Sr2Bi4Ti5O18 processed by the reactive templated technique. In: FERROELECTRICS, 502 (1). pp. 87-100.
Shet, Tukaram and Bhimireddi, Rajasekhar and Varma, KBR (2016) Grain size-dependent dielectric, piezoelectric and ferroelectric properties of Sr2Bi4Ti5O18 ceramics. In: JOURNAL OF MATERIALS SCIENCE, 51 (20). pp. 9253-9266.
Narayanachari, KVLV and Chandrasekar, Hareesh and Banerjee, Amiya and Varma, KBR and Ranjan, Rajeev and Bhat, Navakanta and Raghavan, Srinivasan (2016) Growth stress induced tunability of dielectric permittivity in thin films. In: JOURNAL OF APPLIED PHYSICS, 119 (1).
Madolappa, Shivanand and Kundu, Swarup and Bhimireddi, Rajasekhar and Varma, KBR (2016) Improved electrical characteristics of Pr-doped BiFeO3 ceramics prepared by sol-gel route. In: MATERIALS RESEARCH EXPRESS, 3 (6).
Kundu, Swarup and Bhimireddi, Rajasekhar and Mishra, Kavita and Rai, SB and Varma, KBR (2016) Investigations into the structural and down-shifting and up-conversion luminescence properties of Ba2Na1-3xErxNb5O15 (0 <= x <= 0.06) nanocrystalline phosphor synthesized via sol-gel route. In: MATERIALS RESEARCH EXPRESS, 2 (10).
Madolappa, Shivanand and Anupama, AV and Jaschin, PW and Varma, KBR and Sahoo, B (2016) Magnetic and ferroelectric characteristics of Gd3+ and Ti4+ co-doped BiFeO3 ceramics. In: BULLETIN OF MATERIALS SCIENCE, 39 (2). pp. 593-601.
Tukaram, Shet and Bhimireddi, Rajasekhar and Varma, KBR (2016) Nano/micro Sr2Bi4Ti5O18 crystallites: Size dependent structural, second harmonic and piezoelectric properties. In: MATERIALS SCIENCE AND ENGINEERING B-ADVANCED FUNCTIONAL SOLID-STATE MATERIALS, 211 . pp. 101-109.
Raj, Justin C and Paramesh, G and Prakash, Shri B and Meher, Preethi KRS and Varma, KBR (2016) Origin of giant dielectric constant and conductivity behavior in Zn1-xMgxO (0 <= x <= 0.1) ceramics. In: MATERIALS RESEARCH BULLETIN, 74 . pp. 1-8.
Shet, Tukaram and Varma, KBR (2016) Reversible phase transition and relaxor behavior in Te2V2O9 single crystals grown by Czochralski technique. In: JOURNAL OF CRYSTAL GROWTH, 449 . pp. 57-61.
Jaschin, PW and Varma, KBR (2016) Structural evolution and second harmonic properties of lithium niobate-tantalate nanocrystals embedded in a borate glass. In: JOURNAL OF NON-CRYSTALLINE SOLIDS, 434 . pp. 41-52.
Jaschin, PW and Varma, KBR (2016) Structural evolution and second harmonic properties of lithium niobate-tantalate nanocrystals embedded in a borate glass. In: JOURNAL OF NON-CRYSTALLINE SOLIDS, 434 . pp. 41-52.
Praveena, K and Bharathi, P and Liu, Hsiang-Lin and Varma, KBR (2016) Structural, multiferroic properties and enhanced magnetoelectric coupling in Sm1-xCaxFeO3. In: CERAMICS INTERNATIONAL, 42 (12). pp. 13572-13585.
Sunkara, Satyendar and Munichandraiah, N and Varma, KBR and Shivashankar, SA (2016) A sonochemical approach for the synthesis of thermally stable mesoporous microspheres of TiO2 for use as high performance anodes for Li-ion batteries. In: NEW JOURNAL OF CHEMISTRY, 40 (8). pp. 7197-7203.
Kaur, Ramanpreet and Ponraj, Bharathi and Swain, Diptikanta and Varma, KBR and Row, Tayur N Guru (2015) Anomalous Dielectric Features and Structural Implications in Gallic Acid-lsoniazid Cocrystal Mediated by Lattice Water. In: CRYSTAL GROWTH & DESIGN, 15 (9). pp. 4171-4176.
Ahlawat, Anju and Satapathy, S and Phase, DM and Varma, KBR and Gupta, PK (2015) Effect of Fe doping on the magnetic ordering temperature of ErMnO3. In: APPLIED PHYSICS LETTERS, 106 (25).
Bharathi, P and Thomas, P and Varma, KBR (2015) Piezoelectric properties of individual nanocrystallites of Ba0.85Ca0.15Zr0.1Ti0.9O3 obtained by oxalate precursor route. In: JOURNAL OF MATERIALS CHEMISTRY C, 3 (18). pp. 4762-4770.
Jaschin, PW and Varma, KBR (2015) Pyroelectric and second harmonic responses from LiTaO3 nanocrystallites evolved in a Li2O-B2O3-Ta2O5 glass system. In: CRYSTENGCOMM, 17 (11). pp. 2327-2335.
Jaschin, PW and Varma, KBR (2015) Rapid and facile one-step synthesis of LiTaO3 nanorods. In: CRYSTENGCOMM, 17 (25). pp. 4642-4646.
Kushwaha, HS and Parmesh, Gadige and Vaish, Rahul and Varma, KBR (2015) TiO2 microcrystallized glass plate mediated photocatalytic degradation of estrogenic pollutant in water. In: JOURNAL OF NON-CRYSTALLINE SOLIDS, 408 . pp. 13-17.
Patel, Satyanarayan and Chauhan, Aditya and Kundu, Swarup and Madhar, Niyaz Ahamad and Ilahi, Bouraoui and Vaish, Rahul and Varma, KBR (2015) Tuning of dielectric, pyroelectric and ferroelectric properties of 0.715Bi(0.5)Na(0.5)TiO(3)-0.065BaTiO(3)-0.22SrTiO(3) ceramic by internal clamping. In: AIP ADVANCES, 5 (8).
Bharathi, P and Varma, KBR (2014) Effect of the Addition of B2O3 on the Density, Microstructure, Dielectric, Piezoelectric and Ferroelectric Properties of K0.5Na0.5NbO3 Ceramics. In: JOURNAL OF ELECTRONIC MATERIALS, 43 (2). pp. 493-505.
Tukaram, Shet and Varma, KBR (2014) Effect of ultrasonic treatment on surface crystallization of calcium bismuth borate glasses. In: PHYSICS AND CHEMISTRY OF GLASSES-EUROPEAN JOURNAL OF GLASS SCIENCE AND TECHNOLOGY PART B, 55 (2). pp. 103-110.
Praveena, K and Varma, KBR (2014) Enhanced electric field tunable magnetic properties of lead-free Na0.5Bi0.5TiO3-MnFe2O4 multiferroic composites. In: JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS, 25 (12). pp. 5403-5409.
Kundu, Swarup and Varma, KBR (2014) Evolution of Nanocrystalline Ba2NaNb5O15 in 2BaO-0.5Na(2)O-2.5Nb(2)O(5)-4.5B(2)O(3) Glass System and Its Refractive Index and Band Gap Tunability. In: CRYSTAL GROWTH & DESIGN, 14 (2). pp. 585-592.
Thomas, P and Ravindran, Ernest RS and Varma, KBR (2014) Fabrication and characterization of poly(methyl methacrylate)/CaCu3Ti4O12 composites. In: POLYMER ENGINEERING AND SCIENCE, 54 (3). pp. 551-558.
Praveena, K and Varma, KBR (2014) Ferroelectric and optical properties of Ba5Li2Ti2Nb8O30 ceramics potential for memory applications. In: JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS, 25 (7). pp. 3103-3108.
Bharathi, P and Varma, KBR (2014) Grain and the concomitant ferroelectric domain size dependent physical properties of Ba0.85Ca0.15Zr0.1Ti0.9O3 ceramics fabricated using powders derived from oxalate precursor route. In: JOURNAL OF APPLIED PHYSICS, 116 (16).
Praveena, K and Varma, KBR (2014) Improved magneto-electric response in Na0.5Bi0.5TiO3-MnFe2O4 composites. In: JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS, 25 (1). pp. 111-116.
Kumar, Sunil and Varma, KBR (2014) Relaxor behaviour in BaBi4Ti4O15 ceramics fabricated using the powders obtained by mechanochemically assisted synthesis route. In: BULLETIN OF MATERIALS SCIENCE, 37 (6). pp. 1233-1241.
Thomas, P and Ravindran, Ernest RS and Varma, KBR (2014) Structural, thermal and electrical properties of poly(methyl methacrylate)/CaCu3Ti4O12 composite sheets fabricated via melt mixing. In: JOURNAL OF THERMAL ANALYSIS AND CALORIMETRY, 115 (2). pp. 1311-1319.
Majhi, Koushik and Vaish, Rahul and Paramesh, Gadige and Varma, KBR (2013) Electrical transport characteristics of ZnO-Bi2O3-B2O3 glasses. In: IONICS, 19 (1). pp. 99-104.
Paramesh, Gadige and Varma, KBR (2013) Mechanical properties of glasses and TiO2 nanocrystal glass composites in BaO-TiO2-B2O3 system. In: JOURNAL OF NON-CRYSTALLINE SOLIDS, 380 . pp. 128-134.
Meher, Preethi KRS and Vaish, Rahul and Hou, J and Krsmanovic, Dalibor and Kumar, RV and Varma, KBR (2013) Structural and relaxor characteristics of Ca0.18Sr0.226Ba0.594Nb2O6. In: INTERNATIONAL JOURNAL OF MATERIALS RESEARCH, 104 (2). pp. 168-174.
Kundu, Swarup and Varma, KBR (2013) Synthesis, structural and optical properties of nanocrystalline Ba2NaNb5O15. In: CRYSTENGCOMM, 15 (44). pp. 8887-8893.
Raj, Justin C and Bharathi, P and Varma, KBR (2012) Simple coating technique for 2-dimensional zinc oxide nanostructure. In: CRYSTAL RESEARCH AND TECHNOLOGY, 47 (6). pp. 630-634.
Vaish, Rahul and Varma, KBR (2012) Fabrication of Transparent BaNaB9O15 Glass-Microcrystal Composites. In: JOURNAL OF ELECTRONIC MATERIALS, 41 (7). pp. 1996-2000.
Paramesh, Gadige and Kumari, Neelam and Krupanidhi, SB and Varma, KBR (2012) Large nonlinear refraction and two photon absorption in ferroelectric Bi2VO5.5 thin films. In: OPTICAL MATERIALS, 34 (11). pp. 1822-1825.
Kumar, Sunil and Kundu, Swarup and Ochoa, DA and Garcia, JE and Varma, KBR (2012) Raman scattering, microstructural and dielectric studies on Ba1-xCaxBi4Ti4O15 ceramics. In: MATERIALS CHEMISTRY AND PHYSICS, 136 (2-3). pp. 680-687.
Meher, Preethi KRS and Bogicevic, Christine and Janolin, Pierre-Eymeric and Varma, KBR (2012) Synthesis dependent characteristics of Sr1-xMnxTiO3 (x=0.03, 0.05, 0.07 and 0.09). In: JOURNAL OF SOLID STATE CHEMISTRY, 192 . pp. 296-304.
Raj, Justin C and Kundu, Swarup and Varma, KBR (2011) Investigation of dielectric, piezoelectric and ferroelectric properties of b-axis grown triglycine sulphate single crystal. In: Applied Physics A: Materials Science & Processing, 105 (4). pp. 1025-1031.
Ahamad, Niyaz M and Vaish, Rahul and Varma, KBR (2011) Calorimetric studies on 2TeO(2)-V2O5 glasses. In: Journal of Thermal Analysis and Calorimetry, 105 (1). pp. 239-243.
Satapathy, S and Pawar, Santosh and Gupta, PK and Varma, KBR (2011) Effect of annealing on phase transition in poly(vinylidene fluoride) films prepared using polar solvent. In: Bulletin of Materials Science, 34 (4). pp. 727-733.
Kumar, Sunil and Varma, KBR (2011) Crystal structure and electrical properties of CaNaBi2Nb3O12 ceramics. In: Journal of Materials Science , 46 (8). pp. 2606-2610.
Paramesh, G and Vaish, Rahul and Varma, KBR (2011) Electrical transport properties of 0.5Li(2)O-0.5M(2)O-2B(2)O(3) (M = Li, Na and K) glasses. In: Journal of Non-Crystalline Solids, 357 (5). pp. 1479-1484.
Vaish, Rahul and Varma, KBR (2011) Linear optical properties of BaNaB9O15, BaLiB9O15 and SrLiB9O15 glasses. In: Journal of Non-Crystalline Solids, 357 (5). pp. 1485-1487.
Kumar, Sunil and Varma, KBR (2011) Dielectric relaxation in bismuth layer-structured BaBi4Ti4O15 ferroelectric ceramics. In: Current Applied Physics, 11 (2). pp. 203-210.
Vaish, Rahul and Varma, KBR (2011) Electrical Relaxation and Transport in 0.5Cs(2)O-0.5Li(2)O-3B(2)O(3) Glasses. In: IEEE Transactions on Dielectrics and Electrical Insulation, 18 (1). pp. 155-161.
Satapathy, S and Verma, Prabha and Gupta, PK and Mukherjee, Chandrachur and Sathe, VG and Varma, KBR (2011) Structural, dielectric and ferroelectric properties of multilayer lithium tantalate thin films prepared by sol-gel technique. In: Thin Solid Films, 519 (6). pp. 1803-1808.
Raj, Justin C and Joshi, RK and Varma, KBR (2011) Synthesis from zinc oxalate, growth mechanism and optical properties of ZnO nano/micro structures. In: Crystal Research and Technology, 46 (11). pp. 1181-1188.
Raj, Justin C and Varma, KBR (2010) Synthesis and electrical properties of the (PVA)(0.7)(Kl)(0.3)center dot xH(2)SO(4) (0 <= x <= 5) polymer electrolytes and their performance in a primary Zn/MnO2 battery. In: Electrochimica Acta, 56 (2). pp. 649-656.
Meher, Preethi KRS and Savinov, M and Kamba, S and Goian, V and Varma, KBR (2010) Structure, dielectric, and magnetic properties of Sr2TiMnO6 ceramics. In: Journal of Applied Physics, 108 (9).
Kumari, Neelam and Krupanidhi, SB and Varma, KBR (2010) Structural, optical and electrical characteristics of transparent bismuth vanadate films deposited on indium tin oxide coated glass substrates. In: Journal of Materials Science: Materials in Electronics, 21 (11). pp. 1107-1114.
Thomas, P and Satapathy, S and Dwarakanath, KS and Varma, KBR (2010) Dielectric properties of poly(vinylidene luoride)/CaCu3Ti4O12 nanocrystal composite thick films. In: Express Polymer Letters, 4 (10). pp. 632-643.
Kumar, Sunil and Varma, KBR (2010) Structural, dielectric and ferroelectric properties of four-layer Aurivillius phase Na0.5La0.5Bi4Ti4O15. In: Materials Science and Engineering B, 172 (2). pp. 177-182.
Hou, Jungang and Vaish, Rahul and Qu, Yuanfang and Krsmanovic, Dalibor and Varma, KBR and Kumar, RV (2010) Dielectric, pyroelectric and ferroelectric properties of Bi4Ti2.98Nb0.01Ta0.01O12 ceramics. In: Materials Chemistry and Physics, 121 (1-2). pp. 32-36.
Hou, Jungang and Vaish, Rahul and Qu, Yuanfang and Krsmanovic, Dalibor and Varma, KBR and Kumar, RV (2010) Dielectric relaxation and electrical conductivity in Bi5NbO10 oxygen ion conductors prepared by a modified sol–gel process. In: Journal of Power Sources, 195 (9). pp. 2613-2618.
Hou, JG and Qu, YF and Vaish, R and Varma, KBR and Krsmanovic, D and Kumar, RV (2010) Crystallographic Evolution, Dielectric, and Piezoelectric Properties of Bi4Ti3O12:W/Cr Ceramics. In: Journal of the American Ceramic Society, 93 (5). pp. 1414-1421.
Kumari, Neelam and Krupanidhi, SB and Varma, KBR (2010) Spectroscopic ellipsometry investigations of the optical properties of manganese doped bismuth vanadate thin films. In: Materials Research Bulletin, 45 (4). pp. 464-473.
Ahamad, Niyaz M and Varma, KBR (2010) Dielectric properties of (100-x)Li2B4O7-x(Ba5Li2Ti2Nb8O30) glasses and glass nanocrystal composites. In: Materials Science and Engineering B, 167 (3). pp. 193-201.
Thomas, P and Varughese, KT and Dwarakanath, K and Varma, KBR (2010) Dielectric properties of Poly(vinylidene fluoride)/CaCu3Ti4O12 composites. In: Composites Science and Technology, 70 (3). pp. 539-545.
Kumar, Sunil and Varma, KBR (2010) Dielectric, Ferroelectric and Relaxor Behavior of BaLaxBi4-xTi4O15 Ceramics. In: Advanced Science Letters, 3 (1). pp. 20-27.
Paramesh, G and Meher, Preethi KRS and Ahmed, Niyaz M and Varma, KBR (2010) Dielectric and Impedance Studies on 0.5Li(2)O-0.5K(2)O-2B(2)O(3) Glasses. In: Integrated Ferroelectrics, 118 . pp. 95-105.
Ahamad, Niyaz M and Varma, KBR (2010) Structural and optical properties of (100-x)Li2B4O7 center dot x(Ba5Li2Ti2Nb8O30) glasses and glass nanocrystal composites. In: Dalton Transactions (2003), 39 (19). pp. 4624-4630.
Vaish, Rahul and Varma, KBR (2009) Low loss and frequency (1 kHz-1 MHz) independent dielectric characteristics of 3BaO-3TiO(2)-B2O3 glasses. In: Journal of applied physics, 106 (11).
Majhi, Koushik and Varma, KBR (2009) Crystallization kinetics of SrBi2B2O7 glasses by non-isothermal methods. In: Journal of Thermal Analysis and Calorimetry, 98 (3). pp. 731-736.
Baral, Antara and Varma, KBR (2009) Low temperature molten-salt synthesis of nanocrystalline cubic Sr2SbMnO6. In: Journal of solid state chemistry, 182 (12). pp. 3282-3288.
Singh, Satyendra and Kumari, Neelam and Varma, KBR and Krupanidhi, SB (2009) Synthesis, Structural Characterization and Formation Mechanism of Ferroelectric Bismuth Vanadate Nanotubes. In: Journal of Nanoscience and Nanotechnology, 9 (11). pp. 6549-6553.
Majhi, Koushik and Varma, KBR (2009) Structural, dielectric, impedance and optical properties of CaBi2B2O7 glasses and glass-nanocrystal composites. In: Materials Chemistry and Physics, 117 (2-3). pp. 494-499.
Thomas, P and Dwarakanath, K and Varma, KBR (2009) In situ synthesis and characterization of polyaniline-CaCu3Ti4O12 nanocrystal composites. In: Synthetic Metals, 159 (19-20). pp. 2128-2134.
Majhi, Koushik and Varma, KBR and Rao, KJ (2009) Possible mechanism of charge transport and dielectric relaxation in SrO-Bi2O3-B2O3 glasses. In: Journal of applied physics, 106 (8). 084106-1-084106-8.
Venkataraman, B Harihara and Fujiwara, T and Varma, KBR and Komatsu, T (2009) Influence of Sm2O3 doping on formation and structure of SrBi2Nb2O9 nanocrystals in lithium borate glasses. In: Materials Chemistry and Physics, 117 (1). pp. 244-249.
Vaish, Rahul and Varma, KBR (2009) Crystallization Kinetics and Electrical Relaxation of BaO-0.5Li(2)O-4.5B(2)O(3) Glasses. In: Journal of the American Ceramic Society, 92 (9). pp. 1993-1998.
Vaish, Rahul and Varma, KBR (2009) Dielectric properties of Li2O-3B(2)O(3) glasses. In: Journal of Applied Physics, 106 (6). 064106-1.
Vaish, Rahul and Varma, KBR (2009) Thermal Characteristics of SrO-2B(2)O(3) Glasses. In: Advanced Science Letters, 2 (3). pp. 319-323.
Ahamad, Niyaz M and Varma, KBR (2009) Optical Properties of Nanocrystalline Potassium Lithium Niobate in the Glass System (100-x) TeO2-x(1.5K(2)O-Li2O-2.5Nb(2)O(5)). In: Journal of Nanoscience and Nanotechnology, 9 (8). pp. 4910-4917.
Varma, KBR and Vaish, Rahul (2009) Thermal properties of 3BaO–3TiO2–B2O3 glasses. In: Philosophical Magazine, 89 (19). pp. 1555-1564.
Kumar, Sunil and Varma, KBR (2009) Influence of lanthanum doping on the dielectric, ferroelectric and relaxor behaviour of barium bismuth titanate ceramics. In: Journal of Physics D: Applied Physics, 42 (7). pp. 1-9.
Satapathy, S and Gupta, PK and Varma, KBR (2009) Enhancement of nonvolatile polarization and pyroelectric sensitivity in lithium tantalate (LT)/poly(vinylidene fluoride) (PVDF) nanocomposite. In: Journal Of Physics D-Applied Physics, 42 (5). 055402-1-055402-6.
Meher, Preethi KRS and Varma, KBR (2009) Colossal dielectric behavior of semiconducting $Sr_{2}TiMnO_{6}$ ceramics. In: Journal Of Applied Physics, 105 (3).
Meher, Preethi KRS and Varma, KBR (2009) Colossal dielectric behavior of semiconducting Sr2TiMnO6 ceramics. In: Journal Of Applied Physics, 105 (3). 034113-1.
Vaish, Rahul and Varma, KBR (2009) Influence of seeding on crystallization behaviour of BaNaB9O15 glasses. In: Bulletin of Materials Science, 32 (1). pp. 93-98.
Vaish, Rahul and Varma, KBR (2009) The glass transition and crystallization kinetic studies on BaNaB9O15 glasses. In: Journal of Physics D: Applied Physics, 42 (1).
Majhi, Koushik and Varma, KBR (2009) Crystallization kinetic studies of CaBi2B2O7 glasses by non-isothermal methods. In: Journal of Materials Science, 44 (2). pp. 385-391.
Thomas, P and Dwarakanath, K and Varma, KBR and Kutty, TRN (2009) Synthesis of nanoparticles of the giant dielectric material, CaCu3Ti4O12 from a precursor route. In: Journal Of Thermal Analysis And Calorimetry, 95 (1). pp. 267-272.
Preethi Meher, KRS and Varma, KBR (2009) Bi4Ti3O12–5BiFeO3 Aurivillius intergrowth: Structural and ferroelectric properties. In: Journal of Applied Physics, 106 (12). p. 124103.
Vaish, Rahul and Varma, KBR (2009) Dielectric Relaxation in SrLiB9O15 Glasses. In: Journal of the Electrochemical Society, 156 (3). G17-G21.
Vaish, Rahul and Varma, KBR (2009) Dielectric properties of Li2O–3B2O3 glasses. In: Journal of Applied Physics, 106 (6). 064106-064106.
Vaish, Rahul and Varma, KBR (2009) Low loss and frequency (1 kHz–1 MHz) independent dielectric characteristics of 3BaO–3TiO2–B2O3 glasses. In: Journal of Applied Physics, 106 (11). p. 114109.
Vaish, Rahul and Varma, KBR (2009) Thermal properties of 3BaO-3TiO(2)-B2O3 glasses. In: Philosophical Magazine, 89 (19). pp. 1555-1564.
Vaish, Rahul and Varma, KBR (2008) Crystallisation kinetics of SrLiB9O15 glasses by differential thermal analysis. In: Physics and Chemistry of Glasses - European Journal of Glass Science and Technology Part B, 49 (6). pp. 334-338.
Karthik, C and Varma, KBR (2008) Dielectric and pyroelectric anisotropy in melt-quenched $BaBi_2(Nb-1 (-) V-x(x))O-9 ceramics. In: Materials Research Bulletin, 43 (11). pp. 3026-3036.
Prakash, B Shri and Varma, KBR (2008) Molten Salt Synthesis of Nanocrystalline Phase of High Dielectric Constant Material $CaCu_{3}Ti_{4}O_{12}$. In: Journal Of Nanoscience And Nanotechnology, 8 (11). pp. 5762-5769.
Majhi, Koushik and Varma, KBR (2008) Structural, dielectric and optical properties of transparent glasses and glass-ceramics of $SrBi_2B_2O_7$. In: Journal of Non-Crystalline Solids, 354 (40-41). pp. 4543-4549.
Thomas, P and Dwarakanath, K and Varma, KBR and Kutty, TRN (2008) Nanoparticles of the giant dielectric material, CaCu3Ti4O12 from a precursor route. In: Journal of Physics and Chemistry of Solids, 69 (10). pp. 2594-2604.
Kumar, Sunil and Varma, KBR (2008) Relaxor behavior of $BaBi_4Ti_3Fe_{0.5}Nb_{0.5}O_{15}$ceramics. In: Solid State Communications, 147 (11-12). pp. 457-460.
Kumari, Neelam and Varma, KBR and Krupanidhi, SB (2008) Structural, optical and ac conduction properties of Bi2V1�xNbxO5.5 (0�x�0.4)thin films fabricated by pulsed laser deposition technique. In: Materials Science and Engineering: B, 153 (1-3). pp. 36-46.
Das, Kaushik and Karthik, C and Varma, KBR and Ramamurty, U (2008) Nano- and micro-indentation studies on lithium borate-barium bismuth niobate glasses. In: Journal of Non-Crystalline Solids, 354 (32). pp. 3793-3798.
Vaish, Rahul and Varma, KBR (2008) The dielectric and electrical conductivity characteristics of $BaNaB_{9}O_{15}$ glasses. In: Journal Of Physics D: Applied Physics, 41 . 165401(1)-165401(6).
Prakash, Shri B and Varma, KBR (2008) Effect of sintering conditions on the microstructural, dielectric,ferroelectric and varistor properties of $CaCu_3Ti_4O_{12}$ and $La_{2/3}Cu_3Ti_4O_{12}$ ceramics belonging to the high and low dielectric constant members of $ACu_3M_4O_{12}$ (A = alkali, alkaline-earth metal,rare-earth metal or vacancy, M = transition metal) family of oxides. In: Physica B: Condensed Matter, 403 (13-16). pp. 2246-2254.
Shylaja, S and Mahendra, KN and Varma, KBR and Narasimhamurthy, T and Rathore, RS (2008) Hydrogen-bonded sheets in 2-(2-aminophenyl)-1H-benzimidazol-3-ium dihydrogen phosphate. In: Acta Crystallographica Section C, 64 (7). pp. 361-363.
Kumari, N and Krupanidhi, SB and Varma, KBR (2008) Structural, ferroelectric and optical properties of Bi2VO5.5 thin films deposited on platinized silicon {(100) Pt/TiO2/SiO2/Si} substrates. In: Applied Physics A: Materials Science & Processing, 91 (4). pp. 693-699.
Vaish, Rahul and Varma, KBR (2008) Effect of Ultrasonic Treatment on the Crystallization Kinetic Parameters of $BaNaB_9O_{15}$ Glasses. In: Journal of the American Ceramic Society, 91 (6). pp. 1952-1957.
Kumar, Sunil and Varma, KBR (2008) Structural and dielectric properties of $Bi_4Ti_2Nb_{0.5}Fe_{0.5}O_{12}$ ceramics. In: Solid State Communications, 146 (3-4). pp. 137-142.
Prakash, Shri B. and Varma, KBR and Michau, Dominique and Maglione, Mario (2008) Deposition and dielectric properties of $CaCu_3Ti_4O_{12}$ thin films deposited on $Pt/Ti/SiO_2/Si$ substrates using radio frequency magnetron sputtering. In: Thin Solid Films, 516 (10). pp. 2874-2880.
Thomas, P and Sathapathy, LN and Dwarakanath, K and Varma, KBR (2007) Microwave synthesis and sintering characteristics of $CaCu_3Ti_4O_1_2$. In: Bulletin of Material Science, 30 (6). pp. 567-570.
Majhi, Koushik and Prakash, Shri B and Varma, KBR (2007) Extreme values of relative permittivity and dielectric relaxation in $Sr_2SbMnO_6$ ceramics. In: Journal of Physics D: Applied Physics, 40 . pp. 7128-7235.
Vaish, Rahul and Varma, KBR (2007) Glass transition and crystallization kinetics of $CsLiB_6O_{10}$ glasses by differential scanning calorimetry. In: Journal of Crystal Growth, 307 (2). pp. 477-482.
Shri Prakash, B and Varma, KBR (2007) The influence of the segregation of Cu-rich phase on the microstructural and impedance characteristics of $CaCu_3Ti_4O_{12}$ ceramics. In: Journal of Materials Science, 42 (17). pp. 7467-7477.
Karthik, C and Varma, KBR (2007) Dielectric and pyroelectric anisotropy in the melt-quenched barium bismuth niobate ceramics. In: Journal of Electroceramics, 18 (3-4). pp. 347-353.
Prakash, B Shri and Varma, KBR (2007) Effect of the addition of B2O3 and BaO-B2O3-SiO2 glasses on the microstructure and dielectric properties of giant dielectric constant material CaCu3Ti4O12. In: Journal of Solid State Chemistry, 180 (6). pp. 1918-1927.
Ahamad, Niyaz M and Mizuno, Shintaro and Komatsu, Takayuki and Varma, KBR (2007) Nanocrystalline patterning of $K_3Li_2Nb_5O_{15}$ on $TeO_2$ glasses by an excimer laser. In: Journal of Crystal Growth, 304 (1). pp. 270-274.
Prakash, B Shri and Varma, KBR (2007) Influence of sintering conditions and doping on the dielectric relaxation originating from the surface layer effects in CaCu3Ti4O12 ceramics. In: Journal of Physics and Chemistry of Solids, 68 (4). pp. 490-502.
Kumari, Neelam and Krupanidhi, SB and Varma, KBR (2007) Dielectric, impedance and ferroelectric characteristics of c-oriented bismuth vanadate films grown by pulsed laser deposition. In: Materials Science and Engineering: B, 138 (1). pp. 22-30.
Karthik, C and Varma, KBR (2007) Thermal, Structural, Optical, and Dielectric Properties of $(100-x)Li_2B_4O_7 - x(BaO-Bi_2O_3-Nb_2O_5)$ Glasses and Glass-Nanocrystal Composites. In: Journal of Nanoscience and Nanotechnology, 7 (3). pp. 1006-1013.
Prakash, Shri B and Varma, KBR (2007) Ferroelectriclike and pyroelectric behavior of $CaCu_3Ti_4O_{12}$ ceramics. In: Applied Physics Letters, 90 (8). 082903:1-3.
Prakash, Shri B and Varma, KBR (2007) Ferro electriclike and pyroelectric behavior of CaCu3Ti4O12 ceramics. In: Applied Physics Letters, 90 (8). 082903-082903.
Karthik, C and Varma, KBR and Maglione, Mario and Etourneau, J (2007) Relaxor characteristics of layered Ba1-(3/2)xLaxBi2Nb2O9 ceramics. In: Journal of Applied Physics, 101 (1). 014106 -014106.
Karthik, C and Varma, KBR (2006) Dielectric and AC conductivity behavior of $BaBi_2Nb_2O_9$ ceramics. In: Journal of Physics and Chemistry of Solids, 67 (12). pp. 2437-2441.
Shri Prakash, B and Varma, KBR (2006) Microstructural and dielectric properties of donor doped $(La^{3+})CaCu_3Ti_4O_{12}$ ceramics. In: Journal of Materials Science: Materials in Electronics, 17 (11). pp. 899-907.
Venkataraman, Harihara B and Varma, KBR (2006) Structural and optical properties of $(100-x)(Li_2B_4O_7)-x(SrO-Bi_2O_3-0.7Nb_2O_5-0.3V_2O_5)$ glasses and glass nanocrystal composites. In: Optical Materials, 28 (12). pp. 1423-1431.
Karthik, C and Ravishankar, N and Maglione, Mario and Vondermuhll, R and Etourneau, J and Varma, KBR (2006) Relaxor behavior of $K_{0.5}La_{0.5}Bi_2Ta_2O_9$ ceramics. In: Solid State Communications, 139 (6). pp. 268-272.
Venkataraman, Harihara B and Varma, KBR (2006) Structural, Dielectric, Pyroelectric and Ferroelectric Properties of Glass Nano Composite: Lithium Borate-Strontium Bismuth Vanadium Niobate. In: Ferroelectrics Letters, 33 (3-4). pp. 39-56.
Satapathy, S and Varma, KBR (2006) Orientated nano grain growth and effect of annealing on grain size in $LiTaO{_3}$ thin films deposited by solgel technique. In: Journal Of Crystal Growth, 291 (1). pp. 232-238.
Venkataraman, Harihara B and Varma, KBR (2006) Electrical properties of $SrBi_2(Nb_0_._7V_0_._3)_2O_9_-_{\delta}$ in the $SrO–Bi_2O_3–0.7Nb_2O_5–0.3V_2O_5–Li_2B_4O_7$ glass system. In: Journal of Non-Crystalline Solids, 352 (6-7). pp. 695-699.
Karthik, C and Varma, KBR (2006) Influence of vanadium doping on the processing temperature and dielectric properties of barium bismuth niobate ceramics. In: Materials Science and Engineering: B, 129 (1-3). pp. 245-250.
Kumari, Neelam and Parui, Jayanta and Varma, KBR and Krupanidhi, SB (2006) CV studies on metal-ferroelectric bismuth vanadate $(Bi{_2}VO{_5}.{_5})$ semiconductor structure. In: Solid State Communications, 137 (10). pp. 566-569.
Kumari, Neelam and Parui, Jayanta and Varma, KBR and Krupanidhi, SB (2006) C–V studies on metal–ferroelectric bismuth vanadate $(Bi_2VO_{5.5})$–semiconductor structure. In: Solid State Communications, 137 (10). pp. 566-569.
Karthik, C and Ravishankar, N and Varma, KBR and Maglione, Mario and Vondermuhll, R and Etourneau, J (2006) Relaxor behavior of K0.5La0.5Bi2Nb2O9 ceramics. In: Applied Physics Letters, 89 (4). 042905-042905.
Rai, RN and Varma, KBR (2005) Growth and characterization of single crystal of pentachloropyridine. In: Journal of Crystal Growth, 285 (1&2). pp. 111-116.
Venkataraman, BH and Varma, KBR and Rodriguez, V and Maglione, M and Etourneau, J (2005) Optical diffraction of second harmonic generation in SrBi2(Nb0.7V0.3)(2)O-9 in the SrO-Bi2O3-0.7Nb(2)O(5)-0.3V(2)O(5)-Li2B4O7 glass system. In: Synthetic Metals, 155 (2). pp. 434-438.
Venkataraman, Harihara B and Varma, KBR and Rodriguez, Vincent and Maglione, Mario and Etourneau, J (2005) Optical diffraction of second harmonic generation in $SrBi_2(Nb_{0.7}V_{0.3})_2O_9$ in the $SrO-Bi_2O_3-0.7Nb_2O_5-0.3V_2O_5–Li_2B_4O_7$ glass system. In: Synthetic Metals, 155 (2). pp. 434-438.
Venkataraman, Harihara B and Varma, KBR (2005) The influence of microscopic parameters on the ionic conductivity of $SrBi_{2}(Nb_{1-x}V_{x})_{2}O_{9-\delta}(0 \leq x \leq 0.3)$ ceramics. In: Journal of Physics and Chemistry of Solids, 66 (10). pp. 1640-1646.
Venkataraman, Harihara B and Prasad, Syam N and Varma, KBR and Rodriguez, Vincent and Maglione, Mario and Vondermuhll, R and Etourneau, J (2005) Optical diffraction of second-harmonic signals in the $LiBO_{2}-Nb_{2}O_{5}$ glasses induced by self-organized $LiNbO_{3}$ crystallites. In: Applied Physics Letters, 87 (9).
Prasad, Syam N and Varma, KBR (2005) Evolution of ferroelectric $LiMO_{3}$ phase in a reactive glass matrix $(LiBO_{2}-Nb_{2}O_{5})$. In: Journal of Non-crystalline Solids, 351 (16-17). pp. 1455-1465.
Venkataraman, BH and Varma, KBR (2005) Microstructural, dielectric, impedance and electric modulus studies on vanadium-doped and pure strontium bismuth niobate $(SrBi_{2}Nb_{2}O_{9})$ ceramics. In: Journal of Materials Science: Materials in Electronics, 16 (6). pp. 335-344.
Venkataraman, BH and Varma, KBR (2005) Microstructural, dielectric, impedance and electric modulus studies on vanadium—doped and pure strontium bismuth niobate $(SrBi_2Nb_2O_9)$ ceramics. In: Journal of Materials Science: Materials in Electronics, 16 (6). pp. 335-344.
Venkataraman, Harihara B and Varma, KBR (2005) Frequency Dependent Dielectric Characteristics of Undoped and Vanadium-Doped $SrBi_{2}Nb_{2}O_{9}$ Ferroelectric Ceramics: A Comparative Study. In: Ferroelectrics, 324 . pp. 121-132.
Venkataraman, Harihara B and Varma, KBR (2005) The Microstructural, Dielectric, Pyroelectric and Ferroelectric Properties of $SrBi_{2}(Nb_{1-x}V_{x})_{2}O_{9}(0 \leq x \leq 0.3)$ Ceramics. In: Ferroelectrics, 315 . pp. 45-60.
Venkataraman, Harihara B and Prasad, Syam N and Varma, KBR and Rodriguez, Vincent and Maglione, Mario and Vondermuhll, R and Etourneau, J (2005) Optical diffraction of second-harmonic signals in the LiBO2-Nb2O5 glasses induced by self-organized LiNbO3 crystallites. In: Applied Physics Letters, 87 (9). 091113-091113.
Karthik, C and Ravishankar, N and Varma, KBR (2005) Structural and Dielectric Properties of $SrBi_{2-x}Pb_{x}Nb_{2}O_{9-x/2}(0 \leq x \leq 2)$. In: Ferroelectrics, 324 . pp. 113-119.
Venkataraman, Harihara B and Varma, KBR (2004) Frequency-dependent dielectric characteristics of ferroelectric $SrBi_2Nb_2O_9$ ceramics. In: Solid State Ionics, 167 (1-2). pp. 197-202.
Mukherjee, Pratap and Varma, KBR (2004) Crystallization and Physical Properties of LiTaO3 in a Reactive Glass Matrix (LiBO2-Ta2O5). In: Ferroelectrics, 306 . pp. 129-143.
Karthik, C and Ravishankar, N and Varma, KBR (2004) Transmission electron microscopy study of domain structures in ferroelectric SrBi2Nb2O9 ceramics. In: MRS Proceedings, 839 .
Venkataraman, BH and Varma, KBR (2003) Grain orientation and anisotropy in the physical properties of $SrBi_2(Nb_{1-x}V_x )_2O_9$ $(0 \leq x \leq 0.3)$ ceramics. In: Journal of Materials Science, 38 (24). pp. 4895-4903.
Venkataraman, Harihara B and Varma, KBR (2003) Impedance and dielectric studies of ferroelectric $SrBi_2Nb_2O_9$ ceramics. In: Journal of Physics and Chemistry of Solids, 64 (11). pp. 2105-2112.
Prasad, Syam N and Varma, KBR (2003) Crystallisation, dielectric, polar and optical characteristics of $Li_2B_4O_7-SrO-Bi_2O_3-Nb_2O_5$ glasses and glass nanocomposites. In: Physics and Chemistry of Glasses, 44 (5). pp. 365-375.
Prasad, Syam N and Varma, KBR and Takahashi, Y and Benino, Y and Fujiwara, T and Komatsu, T (2003) Evolution and characterization of fluorite-like nano-$SrBi_2Nb_2O_9$ phase in the $SrO-Bi_2O_3-Nb_2O_5-Li_2B_4O_7$ glass system. In: Journal of Solid State Chemistry, 173 (1). pp. 209-215.
Prasad, Syam N and Varma, KBR (2003) Structural and dielectric properties of ferroelectric $Sr_1_-_xBa_xBi_2(Nb_0_._5Ta_0_._5)_2O_9$ and $Sr_0_._5Ba_0_._5Bi_2(Nb_1_-_yTa_y)_2O_9$ ceramics. In: Materials Research Bulletin, 38 (2). pp. 195-206.
Sandhya, KY and Pillai, CKS and Kumar, KS and Varma, KBR (2002) Structural and dielectric studies on poly(l-lithocholic acid). In: Journal of Polymer Materials, 19 (3). pp. 303-308.
Murugan, Senthil G and Varma, KBR (2002) Microstructural, dielectric, pyroelectric and ferroelectric studies on partially grain-oriented SrBi2Ta2O9 ceramics. In: Journal of Electroceramics, 8 (1). pp. 37-48.
Rai, RN and Rai, US and Varma, KBR (2002) Thermal, miscibility gap and microstructural studies of organic analog of metal-nonmetal system: p-dibromobenzene-succinonitrile. In: Thermochimica Acta, 387 (2). pp. 101-107.
Prasad, Syam N and Varma, KBR (2002) Nanocrystallization of $SrBi_2Nb_2O_9$ from glasses in the system $Li_2B_4O_7-SrO-Bi_2O_3-Nb_2O_5$. In: Materials Science and Engineering B, 90 (3). pp. 246-253.
Murugan, GS and Varma, KBR (2002) Structural, thermal, dielectric and optical properties of $Li_2B_4O_7.SrBi_2Ta_2O_9$ glasses. In: Physics and Chemistry of Glasses, 43 (1). pp. 47-51.
Takahashi, Y and Benino, Y and Fujiwara, T and Varma, KBR and Komatsu, T (2002) New transparent crystallized glasses with optical nonlinear LiBGeO4 crystals. In: Nippon Seramikkusu Kyokai Gakujutsu Ronbunshi / Journal of the Ceramic Society of Japan, 110 (1). pp. 22-26.
Prasad, NS and Subbanna, GN and Varma, KBR (2002) Evolution of ferroelectric SrBi2Nb2O9 phase in the Li2B4O7-SrO-Bi2O3-Nb2O5 glass system. In: Ferroelectrics, 281 . 135-150 .
Murugan, Senthil G and Varma, KBR (2002) Lithium borate-strontium bismuth tantalate glass nanocomposite: a novel material for nonlinear optic and ferroelectric applications. In: Journal of Materials Chemistry, 12 (5). pp. 1426-1436.
Murugan, Senthil G and Varma, KBR (2002) Pyroelectric, ferroelectric and optical properties of glass nanocomposite: Lithium borate-bismuth tungstate. In: Ferroelectrics, 266 (1). pp. 259-275.
Prasad, Syam N and Varma, KBR (2001) Phase Evolution, Characterization, and Impedance Spectroscopic Analysis of Nanocrystalline $SrBi_2Nb_2O_9$ in Glassy $Li_2B_4O_7$ Matrix. In: Journal of Nanoscience and Nanotechnology, 1 (4). pp. 425-432.
Rai, RN and Panchapagesan, TS and Varma, KBR (2001) Microstructural and dielectric properties of hot-pressed organic composite: benzil-4-aminobenzophenone. In: Journal Of Materials Science-Materials In Electronics, 12 (9). pp. 505-509.
Prasad, Syam N and Varma, KBR and Lang, Sidney B (2001) Dielectric anomaly in strontium borate-bismuth vanadate glass nanocomposite. In: Journal of Physics and Chemistry of Solids, 62 (7). pp. 1299-1311.
Murugan, Senthil G and Varma, KBR and Takahashi, Yoshihiro and Komatsu, Takayuki (2001) Nonlinear-optic and ferroelectric behavior of lithium borate–strontium bismuth tantalate glass–ceramic composite. In: Applied Physics Letters, 78 (25). pp. 4019-4021.
Prasad, N Syam and Varma, KBR (2001) Dielectric, structural and ferroelectric properties of strontium borate glasses containing nanocrystalline bismuth vanadate. In: Journal of Materials Chemistry, 11 (7). pp. 1912-1918.
Rai, RN and Varma, KBR (2001) Thermal and dielectric studies on binary organic system: benzil–m-nitroaniline. In: Materials Letters, 48 (6). pp. 356-361.
Murugan, Senthil G and Varma, KBR (2001) Characterization of lithium borate–bismuth tungstate glasses and glass-ceramics by impedance spectroscopy. In: Solid State Ionics, 139 (1-2). pp. 105-112.
Murugan, G Senthil and Varma, KBR (2001) Dielectric, linear and non-linear optical properties of lithium borate±bismuth tungstate glasses and glass-ceramics. In: Journal of Non-Crystalline Solids, 279 (1). pp. 1-13.
Prasad, Syam N and Subbanna, GN and Varma, KBR (2001) Glass nanocomposite of strontium bismuth niobate and lithium borate: structural and dielectric investigations. In: Materials Letters, 47 (1-2). pp. 11-19.
Thirumal, M and Murugan, Senthil G and Varma, KBR and Ganguli, AK (2000) Ba3ZnTa2-xNbxO9 and Ba3MgT2-xNbxO9: synthesis, structural and dielectric studies. In: Materials Research Bulletin, 35 (14-15). pp. 2423-2430.
Rai, RN and Varma, KBR (2000) Phase diagram and dielectric studies of binary organic materials. In: Materials Letters, 44 (5). pp. 284-293.
Ramaswamy, P and Seetharamu, S and Varma, KBR and Raman, N and Rao, KJ (2000) Thermomechanical fatigue characterization of zirconia (8%y2o3- zro2) and mullite thermal barrier coatings on diesel engine components: effect of coatings on engine performance. In: Proceedings of the Institution of Mechanical Engineers Part C Journal of Mechanical Engineering Science, 214 (5). pp. 729-742.
Shantha, K and Varma, KBR (1999) Diffused phase transition in fine-grained bismuth vanadate ceramics. In: Journal of Materials Research, 14 (12). pp. 4651-4656.
Murugan, Senthil G and Varma, KBR (1999) Structural, dielectric and optical properties of lithium borate-bismuth tungstate glass-ceramicsc. In: Materials Research Bulletin, 34 (14-15). pp. 2201-2213.
Ramaswamy, P and Seetharamu, S and Varma, KBR and Rao, KJ (1999) Thermal barrier coating application of zircon sand. In: Journal of Thermal Spray Technology, 8 (3). 447-453 .
Shantha, K and Varma, KBR (1999) Preparation and characterization of nanocrystalline powders of bismuth vanadate. In: Materials Science and Engineering B, 60 (1). 66-75 .
Shankar, MV and Varma, KBR (1999) Dielectric and optical properties of surface crystallized $TeO_{2}-LiNbO_{3}$ glasses. In: Journal of Non-Crystalline Solids, 243 (2-3). pp. 192-203.
Shantha, K and Varma, KBR (1999) Dielectric, piezoelectric, and pyroelectric anisotropy in KCL- modified grain-oriented bismuth vanadate ceramics. In: Journal of Materials Research, 14 (2). pp. 476-486.
Shankar, MV and Varma, KBR (1999) Structural dielectric and optical properties of SrB4O7-BaO-TiO2 glasses. In: Physics and Chemistry of Glasses, 40 (1). pp. 44-47.
Sooryanarayana, K and Row, Guru TN and Varma, KBR (1999) Structural phase transitions in Bi2V1-xGexO5.5-x/2 (x=0.2, 0.4, and 0.6) single crystals: X-ray crystallographic study. In: Materials Research Bulletin, 34 (3). pp. 425-432.
Shantha, K and Subbanna, GN and Varma, KBR (1999) Mechanically activated synthesis of nanocrystalline powders of ferroelectric bismuth vanadate. In: Journal of Solid State Chemistry, 142 (1). pp. 41-47.
Murugan, G Senthil and Subbanna, GN and Varma, KBR (1999) Anomalous Dielectric Behaviour in Melt Quenched Lithium Borate Glasses. In: Ferroelectrics Letters Section, 26 (1-2). pp. 1-16.
Ramaswamy, Parvati and Seetharamu, S and Rao, KJ and Varma, KBR (1999) Evaluation of CaO-CeO2-partially stabilized zirconia thermal barrier coatings. In: Ceramics International, 25 (4). pp. 317-324.
Murugan, Senthil G and Subbanna, GN and Varma, KBR (1999) Nanocrystallization of ferroelectric bismuth tungstate in lithium borate glass matrix. In: Journal of Materials Science Letters, 18 (20). pp. 1687-1690.
Shankar, MV and Varma, KBR (1998) Crystallization, dielectric and optical studies on strontium tetraborate glasses containing bismuth titanate. In: Materials Research Bulletin, 33 (12). pp. 1769-1782.
Sooryanarayana, K and Row, TNG and Somashekar, R and Varma, KBR (1998) Influence of inherent strain on the curie temperature of rare earth ion-doped bismuth vanadate. In: Bulletin of Materials Science, 21 (6). pp. 499-502.
Ramaswamy, P and Seetharamu, S and Rao, KJ and Varma, KBR (1998) Thermal shock characteristics of plasma sprayed mullite coatings. In: Journal of Thermal Spray Technology, 07 (04). pp. 497-504.
Shankar, MV and Varma, KBR (1998) Crystallization of ferroelectric bismuth vanadate in $Bi_2O_3-V_2O_5-SrB_4O_7$ glasses. In: Journal of Non-Crystalline Solids, 226 (1-2). pp. 145-154.
Sooryanarayana, K and Row, TNG and Varma, KBR (1997) Crystal structure of ferroelectric $Bi_2VO_5_._5$. In: Materials Research Bulletin, 32 (12). pp. 1651-1656.
Shantha, K and Varma, KBR (1997) Fabrication and Characterization of Grain-Oriented Bismuth Vanadate Ceramic. In: Materials Research Bulletin, 32 (11). pp. 1581-1591.
Shantha, K and Varma, KBR (1997) Frequency dependence of the dielectric properties of ferroelectric Bi2VO5.5 ceramics. In: Solid State Ionics, 99 (3-4). pp. 225-231.
Shantha, K and Varma, KBR (1997) Microstructural and dielectric properties of KCl-added bismuth vanadate ceramics. In: Journal of Materials Chemistry, 7 (8). pp. 1565-1571.
Shankar, MV and Varma, KBR (1997) Piezoelectrically stimulated dielectric dispersion in KAP single crystals. In: Materials Chemistry and Physics, 49 (1). pp. 78-82.
Ramasesha, SK and Singh, AK and Varma, KBR (1997) Effect of pressure on dielectric and ferroelectric properties of bismuth vanadate. In: Materials Chemistry and Physics, 48 (2). pp. 136-139.
Shankar, MV and Varma, KBR and Bailey, RT and Cruickshank, FR and Pugh, D and Sherwood, JN (1997) Dielectric dispersion and piezoelectric resonance in an organic electro-optic crystal: $(-)-2- \alpha-$methylbenzylamino-5-nitropyridine. In: Journal of Applied Physics, 81 (5). pp. 2370-2374.
Shantha, K and Philip, S and Varma, KBR (1997) Effect of KCl addition on the microstructural and dielectric properties of bismuth vanadate ceramics. In: Materials Chemistry and Physics, 48 (1). pp. 48-51.
Ramaswamy, Parvati and Seetharamu, S and Varma, KBR and Rao, KJ (1997) Al2O3---ZrO2 composite coatings for thermal-barrier applications. In: Composites Science and Technology, 57 (1). pp. 81-89.
Ramaswamy, Parvati and Seetharamu, S and Varma, KBR and Rao, KJ (1996) A simple method for the preparation of plasma-sprayable powders based on ZrO2. In: Journal of Materials Science (full set), 31 (23). pp. 6325-6332.
Shankar, MV and Varma, KBR (1996) Dielectric dispersion and piezoelectric resonance in benzil single crystals grown by Bridgman-Stockbarger technique. In: Bulletin of Materials Science, 19 (5). pp. 791-798.
Varma, KBR and Prasad, KVR (1996) Structural and dielectric properties of Bi2NbxVi−xO5.5 ceramics. In: Journal of Materials Research, 11 (9). 2288-2292 .
Varma, KBR and Prasad, KVR (1996) Structural and dielectric properties of Bi2NbxV1-xO5.5 ceramics. In: Journal of Materials Research, 11 (9). pp. 2288-2292.
Shankar, MV and Varma, KBR (1996) Dielectric and optical characteristics of strontium tetraborate glasses. In: Journal of Materials Science Letters, 15 (10). pp. 858-860.
Varma, KBR and Shankar, MV and Subbanna, GN (1996) Structural and Dielectric Charactersics of Strontium Tetraborate-Bismuth Vanadate Glass-Ceramics. In: Materials Research Bulletin, 31 (5). pp. 475-482.
Viswanathan, M and Thutupalli, GKM and Varma, KBR (1996) Structural and optical properties of RF sputtered Bi2VO5.5 thin films. In: Solid State Communications, 98 (6). 535-538 .
Shankar, MV and Varma, KBR (1996) Piezoelectric resonance in KAP single crystals. In: Ferroelectrics Letters Section, 21 (1-2). pp. 55-59.
Prasad, KVR and Varma, KBR (1995) High-temperature X-ray structural, thermal and dielectric characteristics of ferroelectric $Bi_2VO_{5.5}$. In: Journal of Materials Science, 30 (24). pp. 6345-6349.
Shankar, MV and Subbanna, GN and Varma, KBR (1995) SrB4O7:Bi2VO5.5 - A novel nanocomposite. In: Bulletin of Materials Science, 18 (7). pp. 931-936.
Satyalakshmi, KM and Varma, KBR and Hegde, MS (1995) Ferroelectric properties of Bi2VO5.5 thin films on LaAlO3 and SiO2/Si substrates with LaNiO3 base electrode. In: Journal of Applied Physics, 78 (2). pp. 1160-1164.
Balasubramanian, R and Varma, KBR and Selvarajan, A (1995) Growth and characterization of single crystal cored fibers (SCCF) of novel nonlinear organic optical materials. In: Journal of Crystal Growth, 151 (1-2). pp. 140-144.
Ganguli, AK and Jayadevan, KP and Subbanna, GN and Varma, KBR (1995) Preparation and dielectric properties of zinc and cadmium doped barium tantalates, Ba3Zn1?xCdxTa2O9. In: Solid State Communications, 94 (1). pp. 13-16.
Prasad, KVR and Varma, KBR (1994) Dielectric, thermal and pyroelectric properties of ferroelectric bismuth vanadate single crystals. In: Materials Chemistry and Physics, 38 (4). pp. 406-410.
Prasad, KVR and Raju, AR and Varma, KBR (1994) Grain size effects on the dielectric properties of ferroelectric $Bi_2VO_{5.5}$ ceramics. In: Journal of Materials Science, 29 (10). pp. 2691-2696.
Prasad, KVR and Varma, KBR (1994) Domain structure of $Bi_2Ge_xV_{1-x}O_{5.5-x/2}$ single crystals. In: Journal of Materials Science Letters, 13 (3). pp. 215-218.
Bailey, RT and Bourhill, GH and Cruickshank, FR and Pugh, D and Sherwood, JN and Simpson, GS and Varma, KBR (1994) Linear electro‐optic dispersion in (‐)‐2‐(α‐methylbenzylamino)‐5‐nitropyridine single crystals. In: Journal of Applied Physics, 75 (1). pp. 489-492.
Beesabathina, Prasad D and Riba, Salmanca L and Hegde, MS and Satyalakshmi, KM and Prasad, KVR and Varma, KBR (1994) Microstructural Studies of Ferroelectric Bi2VO5.5 Thin Films With LaNiO3 Electrodes. In: MRS Proceedings, 341 .
Prasad, KVR and Raju, AR and Varma, KBR and Satyalakshmi, KM and Mallya, RM and Hegde, MS (1993) Growth and ferroelectric properties of Bi2VO5.5 thin films with metallic LaNiO3 electrodes. In: Applied Physics Letters, 63 (14). 1898 -1900.
Prasad, KVR and Varma, KBR and Raju, AR and Satyalakshmi, KM and Mallya, RM and Hegde, MS (1993) Growth and ferroelectric properties of $Bi_2VO_{5.5}$ thin films with metallic $LaNiO_3$ electrodes. In: Applied Physics Letters, 63 (14). pp. 1898-1900.
Prasad, KVR and Varma, KBR (1991) Pyroelectric properties of Bi2VO5.5 ceramic. In: Journal of Physics D: Applied Physics, 24 (10). pp. 1858-1860.
Prasad, KVR and Philip, S and Varma, KBR (1991) Effect of V2O5 on the Surface and Structural Characteristics of Potassium Lithium Niobate. In: Journal of Materials Science Letters, 10 (17). pp. 1019-1022.
Prasad, KVR and Philip, S and Varma, KBR (1991) Effect of $V_20_5$ on the surface and structural characteristics of potassium lithium niobate. In: Journal of Materials Science Letters, 10 (17). pp. 1019-1022.
Varma, KBR and Prasad, KVR (1990) The effect of $CrO_4\hspace{2mm}^{2-}$ ions on the electro-optic properties of KDP single crystals. In: Journal of Physics D: Applied Physics, 23 (12). pp. 1723-1726.
Varma, KBR (1990) Morphology and dielectric properties of fish scales. In: Current Science, 59 (8). pp. 420-422.
Varma, KBR and Subbanna, GN and Row, Guru TN and Rao, CNR (1990) Synthesis and characterization of layered bismuth vanadates. In: Journal of Materials Research, 5 (11). pp. 2718-2722.
Varma, KBR and Subbanna, GN and Ramakrishnan, TV and Rao, CNR (1989) Dielectric properties of glasses prepared by quenching melts of superconducting Bi‐Ca‐Sr‐Cu‐O cuprates. In: Applied Physics Letters, 55 (1). pp. 75-77.
Varma, KBR and Raychaudhuri, AK (1989) Pyroelectric and dielectric properties of potassium hydrogen phthalate single crystals. In: Journal of Physics D: Applied Physics, 22 (6). pp. 809-811.
Varma, KBR and Subbanna, GN and Rao, CNR and Ramakrishnan, TV (1989) Novel dielectric properties of glasses prepared by quenching melts of Bisingle bondCasingle bondSrsingle bondCusingle bondO cuprates. In: Physica C: Superconductivity, 162-16 (PART 2). pp. 891-892.
Varma, KBR and Rao, KJ and Rao, CNR (1989) Novel features of rapidly quenched melts of Bi2(Ca,Sr) 3Cu2O8+δ. In: Applied Physics Letters, 54 (1). pp. 69-71.
Rao, KJ and Varma, KBR and Raju, AR (1988) Light element ceramics. In: Sadhana, 13 (1&2). pp. 73-95.
Varma, KBR and Raju, AR and Rao, KJ (1988) Physico-chemical properties of pure and x-ray irradiated single crystals of KAP. In: Crystal Research and Technology, 23 (2). pp. 185-193.
Ananthraj, S and Varma, KBR and Rao, KJ (1988) Electrical properties of silver pyrophosphate glass. In: Solid State Ionics, 27 (1-2). pp. 5-9.
Varma, KBR (1987) Twin roller quenching technique and preparation of glasses of high melting ionic solids. In: Bulletin of Materials Science, 9 (1). pp. 1-5.
Ananthraj, S and Varma, KBR and Rao, KJ (1986) Thermal Properties of Silver Pyrophosphate - Anomalously High Glass Heat Capacities. In: Materials Research Bulletin, 21 (11). pp. 1369-1374.
Varma, KBR and Harshavardhana, KS and Rao, KJ and Rao, CNR (1985) Ferroelectric-Like Dielectric Aanomaly in RF-Sputtered Amorphous $LiNbO_3$ Films. In: Materials Research Bulletin, 20 (3). pp. 315-320.
Sharma, V and Varma, KBR and Shukla, AK (1995) Structural and Dielectric-Properties Of A Novel BI2O3-(1-X)WO3-XCUO Solid-Solution. In: Bulletin of Materials Science, 18 (5). 631-636 .
Prasad, KVR and Subbanna , GN and Varma, KBR (1994) Characterization of coprecipitated ferroelectric Bi2 VO5·5. In: Bulletin of materials science, 17 (3). 299 -306 .
Bailey, RT and Bourhill, GH and Cruickshank, FR and Pugh, D and Sherwood, JN and Simpson, GS and Varma, KBR (1992) Linear electro-optic effect and temperature coefficient of birefringence in 4-nitro-4script-methylbenzylidene aniline single crystals. In: Journal of Applied Physics, 71 (4). pp. 2012-2014.
