Group Members
Photo Gallery



  1. Aging and memory effect in magnetoelectric gallium ferrite single crystals, V. Singh, S. Mukherjee, A Garg, Rajeev Gupta, submitted  (2014).
  2. Enhanced Ferroelectricity in La and Ni co–doped BiFeO3 Thin Films, S. S. Rajput, R. Katoch, K. K. Sahoo, G. N. Sharma, S. K. Singh, Rajeev Gupta and A. Garg, submitted  (2014).
  3. Phase stability of silver particles embedded calcium phosphate bioceramics, B. Singh, S. Kumar, N. Saha, B. Basu and Rajeev Gupta , submitted  (2014).
  4. Suppresion of Grain Boundary Relaxation upon Zr doping in Bismuth ferrite thin films,  S Mukherjee, Rajeev Gupta and A. Garg, Journal of Applied Physics, 115, 204102 (2014). 
  5. Phonons and magnetic excitation correlations in weak ferromagnetic YCrO3 ,  Y. Sharma, S. Sahoo, W. Perez, S. Mukherjee, Rajeev Gupta, A. Garg, R. Chatterjee and R. S. Katiyar, Journal of Applied Physics, 115, 183907 (2014). 
  6. Light Induced degradation of Amorphous Silicon containing Nano-crystalline Silicon, N. P. Reddy, Rajeev Gupta and S. C. Agarwal, AIP Advances, 4, 047124 (2014). 
  7. Large Ferroelectric Polarization of Chemical Solution Processed BiFeO3-PbTiO3 Thin Films,  R. Katoch, Rajeev Gupta, A Garg, Solid State Communications, 177, 103 (2014). 
  8. Structure and properties of magnetoelectric gallium ferrite: A brief review, A. Roy, S. Mukherjee, Rajeev Gupta, R Prasad, and A Garg, Ferroelectrics, Accepted (2014).
  9. Ionic conductivity studies of Silver, Potassium and Magnesium doped Hydroxyapatites, B Singh, B Basu, Rajeev Gupta,  International Journal of Applied Ceramic Technology, Accepted (2014)


  1. Room Temperature Nanoscale Ferroelectricity in Magnetoelectric GaFeO3 Epitaxial Thin Films, S Mukherjee, A Roy, S Auluck, R. Prasad, Rajeev Gupta and A. Garg, Phys. Rev. Lett. 111, 087601 (2013). 
  2. Temperature dependent impedance spectroscopic study in gallium ferrite single crystals. S Mukherjee, Rajeev Gupta and A. Garg,AIP Advances, 3 (5) , 052115 (2013).  
  3. Durability of Rewritable Phase-change GST Memory Devices, N. P. Reddy, R Gupta, S C Agarwal,  Pramana,  80 (6) , 1065 (2013).
  4. Electrical conduction and Meyer–Neldel Rule in nanocrystalline silicon thin films,  N. Parvathala Reddy, Rajeev Gupta, S.C. Agarwal,  Journal of Non-crystalline Solids, 364, 69 (2013).
  5. Enhanced ionic conduction in hydroxyapatites, B Singh, S Kumar, B Basu, Rajeev Gupta, Materials Letters, 95, 100 (2013) 



  1. Effects of site disorder, off-stoichiometry and epitaxial strain on the optical properties of magnetoelectric gallium ferrite, A Roy, S Mukherjee, S Sarkar, S Auluck, R Prasad, R Gupta and A Garg,  Journal of Physics-Condensed Matter, 24  (2012)
  2. Spin glass-like phase below ∼210 K in magnetoelectric gallium ferrite, S Mukherjee, A Garg, and Rajeev Gupta, Appl. Phys. Lett. 100,112904 (2012)
  3. Compositional dependence of structural parameters, polyhedral distortion and magnetic properties of gallium ferrite,  S. Mukherjee, Rajeev Gupta, A. Garg, Solid State Communications, 152, 1181 (2012)
  4. Multiferroic Memories, A Roy, Rajeev Gupta, A. Garg,  Advances in Condensed Matter Physics DOI: 92629010.1155/2012/926290 (2012) 


  1. Probing magnetoelastic coupling and structural changes in magnetoelectric gallium ferrite S. Mukherjee, A. Garg, Rajeev Gupta, J. of Phys. Cond. Matt. 23, 445403 (2011)
  2. An investigation in InGaO(3)(ZnO)(m) pellets as cause of variability in thin film transistor characteristics, S Adhikari, R Gupta, A  Garg, and Deepak, Bulletin of Materials Science, 34,  447 (2011).  
  3. Electronic structure, Born effective charges and spontaneous polarization in magnetoelectric gallium ferrite, A Roy, S Mukherjee, R Gupta, S Auluck, R Prasad and A Garg, Journal of Physics-Condensed Matter, 23, (2011).

  4. In vitro biocompatibility and antimicrobial activity of wet chemically prepared Ca(10-x)Ag(x)(PO(4))(6)(OH)(2) (0.0 <= x <= 0.5) hydroxyapatites, B Singh, A K Dubey, S Kumar, N Saha, B Basu, and R. Gupta, Materials Science & Engineering C-Materials for Biological Applications, 31 , 1320 (2011). 

  5. Potential fluctuations in phase change memory materials, C Bapanayya, R. Gupta, and  S C Agarwal, Philosophical Magazine Letters, 91, 134 (2011). 


  1. Influence of Zr doping on the structure and ferroelectric properties of BiFeO3 Thin Films, S Mukherjee, Rajeev Gupta and A. Garg, Journal of Applied Physics, 107,  123535 (2010). 
  2. Structural, optical and secondary electron emission properties of diamond like carbon thin films deposited by pulsed-DC plasma CVD technique, D.K. Rai, D. Datta, S. K. Ram, S. Sarkar, P. Biswas, Rajeev Gupta and S. Kumar, Solid State Sciences, 12, 1449 (2010). 


  1. Suppression of Jahn-Teller distortion by chromium and magnesium doping in spinel LiMn2O4: A first-principles study, G Singh, S. L. Gupta, R. Prasad, S. Auluck, Rajeev Gupta and Anjan Sil,   Journal of Physics and Chemistry of Solids, 70, 1200 (2009).
  2. Ellipsometric studies of diamond like carbon films prepared by PECVD using pulsed DC power supply D. K. Rai, Debjit Datta, Rajeev Gupta and S Kumar,  Physica Status Solidi (c), 5, 1198 (2008).
  3. Surface optic phonons in cylindrical and rectangular cross-sectional semiconducting nanowires,  Q. Xiong, R. Gupta, J. Wang, G. D. Mahan and P. C. Eklund, Solid State Phenomena 121-123, 955 (2007).  
  4. Field- and pressure-induced phases in Sr4Ru3O10: A spectroscopic investigation, R. Gupta, M. Kim, H. Barath, S. L. Cooper and G. Cao, Phys. Rev. Lett. 96, 067004 (2006).   
  5. Spectroscopic study of the field- and pressure-induced phases of the bilayered ruthenate Ca3Ru2O7, J. F. Karpus, C. S. Snow, R. Gupta, H. Barath, S. L. Cooper and G. Cao,  Phys. Rev. B 73, 134407 (2006). 
  6. Raman Scattering Studies of Field-Induced Melting of the Orbital-Ordered State of Ca3Ru2O7, J. F. Karpus, R. Gupta, H. Barath, S. L. Cooper and G. Cao, Physica B 359, 1234 (2005). 
  7. Magnetic Field-Induced Orbital and Magnetic Phases in Ca3Ru2O7J. F. Karpus, R. Gupta, H. Barath, S. L. Cooper and G. Cao, Phys. Rev. Lett. 93, 167205 (2004). 
  8. Heterodyne detected transient gratings in supercooled molecular liquids: a phenomenological theory, R.M. Pick, C. Dreyfus, A. Azzimani, R. Gupta, R. Torre, A. Taschin and T. Franosch, The European Physical Journal B 3, 169 (2004). 


  1. Surface Optical Phonons in GaP nanowires, Rajeev Gupta, Q. Xiong, G. D. Mahan and P. C. Eklund, Nano Lett. 3, 1745 (2003).  
  2. Raman Spectroscopy and Structure of Crystalline Gallium Phosphide Nanowires, Q. Xiong, R. Gupta, K. W. Adu, E. C. Dickey, G. D. Lian, D. Tham J. E. Fischer, and P. C. Eklund, J. Nanosci. and Nanotech. 3, 335 (2003).  
  3. Optical phonons in polar semiconductor nanowires G. D. Mahan, R. Gupta, Q. Xiong, K.W. Adu and P. C. Eklund, Phys. Rev. B 68, 073402 (2003).
  4. Chemically Doped Double-Walled Carbon Nanotubes: Cylindrical Molecular Capacitors, G. Chen, S. Bandow, E. R. Margine, C. Nisoli, A. Kolmogorov, V. H. Crespi, R. Gupta, G. U. Sumanasekera, S. Iijima and P. C. Eklund, Phys. Rev. Lett. 90, 257403 (2003).
  5. Laser-induced Fano resonance scattering in silicon nanowires, Rajeev Gupta, Q. Xiong, C. K. Adu, U. J. Kim and P. C. Eklund, Nano Lett. 3, 627 (2003). 
  6. Radial and tangential vibrational modes of HiPco-derived carbon nanotubes under pressure, U. D. Venkateswaran, Marie-Eve Gosselin, B. Postek, D. Masica, G. Chen, R.Gupta, and P.C. Eklund, Phys. Stat. Sol. B 235, 364 (2003).
  7. Raman-active modes of single-walled carbon nanotubes derived from the gas-phase decomposition of CO (HiPco Process), G. Chen, G. U. Sumanasekera, B. K. Pradhan, R. Gupta, P. C. Eklund, M. J. Bronikowski and R. E. Smalley, J. of Nanosci. and Nanotech. 2, 621 (2002).
  8. Diameter-selective Resonant Raman scattering in double-wall carbon nanotubes, S. Bandow, G. Chen, G. U. Sumanasekera, R. Gupta, M. Yudasaka, S. Iijima and P. C. Eklund, Phys. Rev. B 66, 075416 (2002).
  9. Comment on J. Chem. Phys. 114, 7124 (2001). C. Dreyfus, Rajeev Gupta, B. Bonello, C. Bousquet, A. Taschin, M. Ricci and G. PratesiJ. Chem. Phys. 116, 7323 (2002).
  10. Brillouin scattering study of inorganic glassforming liquids, C. Dreyfus, S. Murugavel, Rajeev Gupta, M. Massot, R. M. Pick and H. Z. Cummins Phil. Mag. 82, 263 (2002).
  11. Temperature dependence of Infrared and Raman modes in polymeric RbC60. C. S. Sundar, Rajeev Gupta, M. Premila, A. Bharathi, Y. Hariharan and A. K. Sood, J. Phys. Chem. Solids 63, 1639 (2002).
  12. Raman study of stochiometric and Zn doped Fe3O4, Rajeev Gupta, A. K. Sood, P. Metcalf and J. M. Honig, Phys. Rev. B 65, 104430 (2002).
  13. Raman scattering in charge ordered Pr0.63Ca0.37MnO3 : Anomalous temperature dependence of linewidth, Rajeev Gupta, G. V. Pai, A. K. Sood, T. V. Ramakrishnan and C. N. R. Rao, Europhys. Lett. 58, 778 (2002).
  14. Temperature dependent electron paramagnetic resonance studies of charge ordered Nd0.5Ca0.5MnO3, J. P. Joshi, Rajeev Gupta, S. V. Bhat, A. K. Sood, A. R. Raju and C. N. R. Rao, Phys. Rev. B 65, 024410 (2002), cond-mat 0010202.
  15. Origin of the unusual dependence of Raman D band on excitation wavelength in graphite-like materials, A. K. Sood, Rajeev Gupta and S. A. Asher, J. App. Phys. 90, 4494 (2001).
  16. Electron paramagnetic Resonance study of Pr0.6Ca0.4MnO3 across the charge ordering transition, Rajeev Gupta, J. P. Joshi, S. V. Bhat, A. K. Sood and C. N. R. Rao, J. Phys.: Condens. Matter 12, 6919-6926 (2000).
  17. Electronic Raman Scattering from La0.7Sr0.3MnO3 exhibiting giant magnetoresistance, Rajeev Gupta, A.K. Sood, R. Mahesh and C.N.R. Rao, Phys. Rev. B 54, 14899-14902 (1996).

For list of publications along with citation data, see ResearcherID C-8262-2012


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This site was last updated  01/08/2014