Department of Physics

Indian Institute Of Technology Madras , Chennai

Research Group

Alternative Energy and NanoTechnology

Alternative Energy and NanoTechnology

Atomic & Molecular Physics

Atomic & Molecular Physics

Dielectric Materials & Microwave Physics

Dielectric Materials & Microwave Physics
+1 Members

Dynamics Systems, Quantum Dynamics & Statistical Physics

Dynamics Systems, Quantum Dynamics & Statistical Physics
+1 Members

Environmental Physics

Environmental Physics

Experimental Condensed Matter Physics

Experimental Condensed Matter Physics

Experimental High Energy Physics

Experimental High Energy Physics
+1 Members

Gravity & Cosmology

Gravity & Cosmology

Low Dimensional Materials

Low Dimensional Materials

Low Temperature Physics

Low Temperature Physics
+2 Members

Magnetism and Magnetic Materials

Magnetism and Magnetic Materials
+1 Members

Measurement Tech.

Measurement Tech.

Molecular electronic & Instr.

Molecular electronic & Instr.

Multi Functional Materials

Multi Functional Materials

Nanomaterials

Nanomaterials

Nuclear Physics

Nuclear Physics

Optics & Photonics

Optics & Photonics
+2 Members

Outreach

Outreach/Demo activities

Quantum Information

Quantum Information

Soft Condensed Matter & Biological Physics

Soft Condensed Matter & Biological Physics
+2 Members

Theoretical Condensed Matter & Many Body Physics

Theoretical Condensed Matter & Many Body Physics

Theoretical High Energy Physics

Theoretical High Energy Physics
+1 Members

Thin Films

Thin Films

Recent Publications

# Titles Authors Journal Year
1291 Effects of oxygen annealing on the physical properties and surface microstructures of La0.8Ba0.2MnO3 films P. Murugavel, J. H. Lee, K.-B Lee, J. H. Park, J.-S. Chung, J.-G. Yoon and T. W. Noh J. Phys. D: Appl. Phys. 35, 3166 (2002).

2002
1292 Theoretical and experimental studies on photophysical parameters of DBPI by using transient grating technique R. J. Rajesh , P. B. Bisht Chem. Phys. Letters357, 420-425 (2002).

2002
1293 Atmospheric Turbulence studies using Twyman-Green Interferometer P.Arulmozhivarman, N.Manivannan and A.R.Ganesan J. of the Instrument Soc. of India 32 ,1 59-65 (2002)

2002
1294 Magnetic properties of Er2Mn3Si5 R. Nirmala, V. Sankaranarayanan, K. Sethupathi, A. V. Morozkin, Z. Chu, W. B. Yelon, S. K. Malik, Y. Yamamoto and H. Hori Journal of Alloys and Compounds, 347 9-13 (2002)

2002
1295 Electrical transport and magnetic ordering in R2Ti3Ge4 (R = Dy, Ho and Er) compounds R. Nirmala, V. Sankaranarayanan, K. Sethupathi, A. V. Morozkin, T. Geethakumary and Y. Hariharan Pramana – Journal of Physics 58 1101-1104 (2002)

2002
1296 Magnetic Structure of Tb2Mn3Si5 R. Nirmala, A. V. Morozkin, M. Hofmann, V. Sankaranarayanan, K. Sethupathi, Y. Yamamoto and H. Hori Journal of Alloys and Compounds 335 43-47 (2002)

2002
1297 New materials for Magnetic refrigerator Applications R. Nirmala, V. Sankaranarayanan, K. Sethupathi and A.V. Morozkin Key Engineering Materials 227 113-118 (2002)

2002
1298 Electronic phase transitions and magnetoresistance in a new bilayer manganate, Ca2.5Sr0.5GaMn2O8 P.D. Battle, S. Blundell, P.N. Santhosh, M.J. Rosseinsky, and C. Steer J.Phys.Cond.Matter., 14 13569 (2002)

2002
1299 Verwey transition under oxygen loading in REBaFe2O5+w,(RE = Nd and Sm) P. Karen, P.M.Woodward, P.N. Santhosh, T. Vogt, P.W. Stephens and S. Pagola J.Solid State Chem., 167 (2002)

2002
1300 Effect of Al, Cu, Ga and Nb additions on the magnetic and microstructural features of sintered NdFeB 25. S. Pandian, V. Chandrasekharan, G. Markandeyulu, K. J. L. Iyer and K. V. S. Rama Rao J. Appl. Phys., 92 6082 – 6096 (2002)

2002
1301 A study of ferroelectric thin films deposited on a LaNiO3 barrier electrode by nebulized spray pyrolysis P. Murugavel, Rajat Sharma, A. R. Raju and C. N. R. Rao J. Phys. D: Appl. Phys., 33, 906 (2000)

2000
1302 Magnetic excitations in charge-ordered Nd0.5Ca0.5MnO3 : A Brillouin scattering study P. Murugavel, Chandrabhas Narayana, Ajay K. Sood, Sachin Parashar, A. R. Raju and C. N. R. Rao Euro Phys. Lett., 52, 461 (2000).

2000
1303 A Brillouin scattering study of the quasi-one-dimensional blue bronze, K0.3MoO3 P. Murugavel, Chandrabhas Narayana, Ajay K. Sood and C. N. R. Rao J. Phys. C: Condens. Matter. 12, L225 (2000).

2000
1304 Brillouin Scattering from C70 and C60 films: A comparative study of elastic properties P. Murugavel, Chandrabhas Narayana, A. Govindaraj, Ajay K. Sood and C. N. R. Rao Chem. Phys. Lett., 331, 149 (2000).

2000
1305 Transport anomalies and marginal Fermi liquid effects at a quantum critical point D. Belitz, T.R. Kirkpatrick, R. Narayanan and T. Vojta Phys. Rev. Lett. 85, 4602, (2000).

2000
1306 Phase separation over an extended compositional range: Studies of the Ca1-xBixMnO3(x , 0.25) Phase diagram, P.N. Santhosh, J. Goldberger, P. M.Woodward, T. Vogt, W. Lee and A. Epstein Phys.Rev. Cond.Matter., B62 14928 (2000)

2000
1307 Effect of cation size and disorder on the structure and properties of the rare earth cobaltates,Ln0.5A0.5CoO3 (Ln = Rare Earth, A = Sr, Ba) P.V. Vanitha, Anthony Arulraj, P.N. Santhosh, and C. N. R. Rao Chem.Mater., 12 1666 (2000)

2000
1308 On the critical behavior of disordered quantum magnets: The relevance of rare regions R. Narayanan, T. Vojta, D. Belitz, and T.R. Kirkpatrick Phys. Rev. Lett. 82, 5132 (1999).

1999
1309 Influence of rare regions on magnetic quantum phase transitions R. Narayanan, T. Vojta, D. Belitz, and T.R. Kirkpatrick Phys. Rev. B. 60, 10150, (1999).

1999
1310 Effects of rare regions on magnetic quantum phase transitions R. Narayanan, T. Vojta, D. Belitz, and T.R. Kirkpatrick, Ann Phys. 8, 185, (1999).

1999
1311 Quantum critical behavior of itinerant ferromagnets T. Vojta, D. Belitz, T.R. Kirkpatrick and R. Narayanan Ann. Phys. 8, 593, (1999).

1999
1312 Charge ordering in electron-doped manganates P.N. Santhosh, Arulraj A, Vanitha P. V., Singh R.S., Sooryanarayana K, Rao C.N. R J.Phys.:Cond.Matter., 11 L27 (1999)

1999
1313 Synthesis and current-voltage characterization of tin dioxide varistors Kale A.S, Seal S, Date S.K, Santhosh P.N, Barve R.N Journal of Vac. Sci. & Tech. A, 17(4) 1196-1200 (1999)

1999
1314 Effect of the cation size disorder on charge ordering in rare-earth manganates Vanitha P.V., Santhosh P.N, Singh R.S, Rao C.N. R, Attfield J.P Phys. Rev. Cond. Mater., B59 13539 (1999)

1999
1315 Preparation and characterization of sub-micron spherical particles of Al2O3, SiO2 and mullite P. Murugavel, M. Kalaiselvam, M. K. Renganathan, A. R. Raju Mater. Chem. Phys., 53, 247 (1998).

1998
1316 Crystalline alumina films prepared by nebulized spray pyrolysis P. Murugavel, Benedict Ita and A. R. Raju Bull. Mater. Sci., 107 (1998).

1998
1317 Charge-ordering in manganates Rao C.N.R, Arulraj A, Santhosh P.N, Cheetham A.K Chem.Mater., 10 2714 (1998)

1998
1318 Evolution of the cluster glass system La0.5Sr0.5CoO3 Anil, Kumar P. S.; Nair, Santhosh P. N.; Alias, Joy P.; Date S. K. J. Mater. Chem. 8 2245 (1998)

1998
1319 Charge ordering in the rare-earth manganates: the origin of the extraordinary sensitivity to the average radius of the A-site cations, < rA>., Arulraj A, Santhosh P.N, Gopalan R.S, Guha A, Raychaudhuri A.K, Kumar N, Rao C. N. R. J. Phys.:Condensed Matter., 10 8497 (1998)

1998
1320 Effect of internal pressure on charge-ordered rare earth manganates Rao C. N. R, Santhosh P.N, Singh R.S, Arulraj A J.Solid State Chem.,135 169 (1998)

1998