Department of Physics

Indian Institute Of Technology Madras , Chennai

Recent Publications

# Titles Authors Journal Year
1351 Effect of rare earth ion substitution on the magnetic and transport properties of Pr0.7RE0.04Sr0.26MnO3 (RE = Er3+, Tb3+, and Ho3+) N. Rama, J.B. Philipp, M. Opel, A. Erb, V. Sankaranarayanan, R. Gross, and M.S. Ramachandra Rao European Physics Journal B 38, 553-557 (2004).

2004
1352 Study of magnetic properties of A2B'NbO6 (A=Ba,Sr,BaSr; and B'=Fe and Mn) double perovskites N. Rama, J.B. Philipp, M. Opel, K. Chandrasekaran, V. Sankaranarayanan, R. Gross, and M.S. Ramachandra Rao J Journal of Applied Physics. 95, 7528-7530 (2004).

2004
1353 Magnetism of R2Ti3Ge4(R=Sc, Gd, Tb,, Dy, Ho and Er) R. Nirmala, V. Sankaranarayanan, K. Sethupathi. G. Rangarajan, A.V. Morozkin, C. Kundaliya Darshan S.K. Malik Journal of Applied Physics, 95, 7079-7081 (2004).

2004
1354 Structural, electrical and magnetic properties of Ho0.85Tb0.15Fe2Bx J. Arout Chelvane and G. Markandeyulu J. Magn. Magn. Mater., 281, 1-5 (2004)

2004
1355 Magnetic and electrical properties of Ho0.85Tb0.15Fe2-xMnx [0, 0.5, 1.0, 1.5] J. Arout Chelvane, S. Kasiviswanathan, and G. Markandeyulu J. Magn. Magn. Mater., 277, 175 – 180 (2004)

2004
1356 Effect of Co, Dy and Ga on the magnetic properties and the microstructure of powder metallurgically processed Nd-Fe-B magnets. S. Pandian, V. Chandrasekaran, G. Markandeyulu, K. J. L. Iyer and K. V. S. Rama Rao J. Alloys and Compounds., 364, 295 – 303 (2004)

2004
1357 Magnetic properties of ball-milled TbFe2 and TbFe2-B J. Arout Chelvane, S. Kasiviswanathan, M. V. Rao and G. Markandeyulu Bull. Mater. Sci., 27, 169 – 173 (2004)

2004
1358 Structural and magnetic properties of ErPrFe17-xMx [M = Ga, Si; x = 0 – 3.5] J. C. Ingersoll, G. Markandeyulu, V. S. Murthy and K. V. S. Rama Rao J. Alloys and Compounds., 354 29-34 (2004)

2004
1359 Origin of metal-insulator transition temperature enhancement in under-doped lanthanum manganite films P. Murugavel, J.H. Lee, J.-G. Yoon, J.S. Chung, M. Heu, S. Yoon and T. W. Noh Appl. Phys. Lett. 82, 1908 (2003).

2003
1360 Magnetic properties of lanthanum orthoferrite fine powders prepared by different chemical routes Benedict Ita, P. Murugavel, V. Ponnambalam and A.R. Raju Proc. Indian Acad. Sci. (Chem. Sci.), 115, 519 (2003).

2003
1361 Transport anomalies and marginal Fermi-liquid effects at a quantum critical point D. Belitz, S. L. Sessions, T. R. Kirkpatrick, R. Narayanan and T. Vojta International Journal of Modern Physics B 17, 5041 (2003).

2003
1362 Cavity quantum electrodynamic effects and control of radiative rate of 9-amino acridine hydrochloride hydrate P. Sandeep , Prem B. Bisht Chem. Phys. Letters 371, 327-332 (2003).

2003
1363 Electrospinning of continous aligned fibers Bibekananda sundaray, Subramanian V., Natarajan T.S., Rong-Zeng Xiang, Chia-Cheng Chang and Wun-Shain Fann Appl.Phys. Lett., 84, 1222-1224.

2003
1364 Raman scattering study of Nd1-xSrxMnO3 (x = 0.3, 0.5) K-Y Choi, P. Lemmens, G. Guentherodt, M. Pattabiraman, G. Rangarajan, V. P. Gnezdilov, G. Balakrishnan, D. McK Paul and M. R. Lees J. Phys. Condens. Matter 15, 3333 (2003)

2003
1365 Electronic structure and magnetism in half-Heusler compounds B. R. K. Nanda and I. Dasgupta J. Phys.: Condens. Matter

Volume: 15 Page: 7307 DOI: doi:10.1088/0953-8984/15/43/014

2003
1366 Magnetism in RMn4Al8 (R = Sc; Sm, Tb, Dy and Ho) compounds: possible role of Mn R. Nirmala, V. Sankaranarayanan, K. Sethupathi, T. Geethakumary, M.C. Valsakumar, Y. Hariharan, A.V. Morozkin Physica B 329-333, 673-74 (2003)

2003
1367 Structural and magnetic properties of (Sm1-xPrx)2Fe27.5Ti1.5 [x = 0.2, 0.5, 0.8, 1.0] and their nitrides 24. V. R. Shah, G. Markandeyulu, K. V. S. Rama Rao, M. Q. Huang, K. Sirisha and M. E. McHenry J. Alloys and Compounds, 352 6-15 (2003)

2003
1368 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
1369 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
1370 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
1371 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
1372 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
1373 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
1374 New materials for Magnetic refrigerator Applications R. Nirmala, V. Sankaranarayanan, K. Sethupathi and A.V. Morozkin Key Engineering Materials 227 113-118 (2002)

2002
1375 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
1376 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
1377 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
1378 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
1379 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
1380 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