Department of Physics

Indian Institute Of Technology Madras , Chennai

Recent Publications

# Titles Authors Journal Year
1381 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
1382 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
1383 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
1384 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
1385 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
1386 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
1387 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
1388 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
1389 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
1390 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
1391 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
1392 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
1393 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
1394 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
1395 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
1396 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
1397 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
1398 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
1399 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
1400 New materials for Magnetic refrigerator Applications R. Nirmala, V. Sankaranarayanan, K. Sethupathi and A.V. Morozkin Key Engineering Materials 227 113-118 (2002)

2002
1401 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
1402 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
1403 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
1404 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
1405 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
1406 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
1407 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
1408 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
1409 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
1410 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