Items where Author is "Suryanarayanan, R."

Article

Radheep, D. Mohan ; Sarkar, P. ; Arumugam, S. ; Suryanarayanan, R. ; Mandal, P. (2014) Critical end point of the first-order ferromagnetic transition in a Sm_0.55(Sr_0.5Ca_0.5)_0.45MnO₃ single crystal Journal of Magnetism and Magnetic Materials, 365 . pp. 51-55. ISSN 0304-8853

Saha, Surajit ; Ghalsasi, Pallavi ; Muthu, D. V. S. ; Singh, Surjeet ; Suryanarayanan, R. ; Revcolevschi, A. ; Sood, A. K. (2012) Phonon anomalies and structural transition in spin-ice Dy₂Ti₂O₇: a simultaneous pressure - and temperature-dependent Raman study Journal of Raman Spectroscopy . No pp. given. ISSN 0377-0486

Mishra, A. K. ; Poswal, H. K. ; Sharma, Surinder M. ; Saha, Surajit ; Muthu, D. V. S. ; Singh, Surjeet ; Suryanarayanan, R. ; Revcolevschi, A. ; Sood, A. K. (2012) The study of pressure induced structural phase transition in spin-frustrated Yb₂Ti₂O₇ pyrochlore Journal of Applied Physics, 111 (3). pp. 033509_1-033509_6. ISSN 0021-8979

Saha, Surajit ; Prusty, Sudakshina ; Singh, Surjeet ; Suryanarayanan, R. ; Revcolevschi, A. ; Sood, A. K. (2011) Anomalous temperature dependence of phonons and photoluminescence bands in pyrochlore Er₂Ti₂O₇: signatures of structural deformation at 130 K Journal of Physics: Condensed Matter, 23 (44). pp. 445402-445408. ISSN 0953-8984

Saha, Surajit ; Prusty, Sudakshina ; Singh, Surjeet ; Suryanarayanan, R. ; Revcolevschi, A. ; Sood, A. K. (2011) Pyrochlore "dynamic spin-ice" Pr₂Sn₂O₇ and monoclinic Pr₂Ti₂O₇: a comparative temperature-dependent Raman study Journal of Solid State Chemistry, 184 (8). pp. 2204-2208. ISSN 0022-4596

Kamaraju, N. ; Kumar, Sunil ; Saha, Surajit ; Singh, Surjeet ; Suryanarayanan, R. ; Revcolevschi, A. ; Sood, A. K. (2011) Coherent phonons in pyrochlore titanates A₂Ti₂O₇ (A= Dy, Gd, Tb): a phase transition in Dy₂Ti₂O₇ at 110 K Physical Review B: Condensed Matter and Materials Physics, 83 (13). pp. 134104 _1-134104 _6. ISSN 1098-0121

Scott, Paul R. ; Midgley, A. ; Musaev, O. ; Muthu, D. V. S. ; Singh, S. ; Suryanarayanan, R. ; Revcolevschi, A. ; Sood, A. K. ; Kruger, M. B. (2011) High-pressure synchrotron X-ray diffraction study of the pyrochlores: Ho₂Ti₂O₇, Y₂Ti₂O₇ and Tb₂Ti₂O₇ High Pressure Research, 31 (1). pp. 219-227. ISSN 0895-7959

Saha, Surajit ; Prusty, Sudakshina ; Singh, Surjeet ; Suryanarayanan, R. ; Revcolevschi, A. ; Sood, A. K. (2011) Tuning of phonon anharmonicity in pyrochlore titanates: temperature-dependent Raman studies of Sm₂Ti_2-xZr_xO₇ (x=0, ½, ¾, and 2) and stuffed spin-ice Ho_2+xTi_2-xO_7-x/2 (x=0, ⅓, and ⅔) Journal of Raman Spectroscopy, 43 (4). pp. 549-555. ISSN 0377-0486

Saha, Surajit ; Muthu, D. V. S. ; Singh, Surjeet ; Dkhil, B. ; Suryanarayanan, R. ; Dhalenne, G. ; Poswal, H. K. ; Karmakar, S. ; Sharma, Surinder M. ; Revcolevschi, A. ; Sood, A. K. (2009) Low-temperature and high-pressure Raman and X-ray studies of pyrochlore Tb₂Ti₂O₇: phonon anomalies and possible phase transition Physical Review B: Condensed Matter and Materials Physics, 79 (13). pp. 134112 _1-134112 _9. ISSN 1098-0121

Saha, Surajit ; Singh, Surjeet ; Dkhil, B. ; Dhar, S. ; Suryanarayanan, R. ; Dhalenne, G. ; Revcolevschi, A. ; Sood, A. K. (2008) Temperature-dependent Raman and X-ray studies of the spin-ice pyrochlore Dy₂Ti₂O₇ and non-magnetic pyrochlore Lu₂Ti₂O₇ Physical Review B: Condensed Matter and Materials Physics, 78 (21). pp. 214102_1-214102_10. ISSN 1098-0121

Singh, Surjeet ; Saha, Surajit ; Dhar, S. K. ; Suryanarayanan, R. ; Sood, A. K. ; Revcolevschi, A. (2008) Manifestation of geometric frustration on magnetic and thermodynamic properties of the pyrochlores Sm₂X₂O₇ (X=Ti,Zr) Physical Review B: Condensed Matter and Materials Physics, 77 (5). pp. 054408_1-054408_7. ISSN 1098-0121

Singh, Surjeet ; Suryanarayanan, R. ; Tackett, R. ; Lawes, G. ; Sood, A. K. ; Berthet, P. ; Revcolevschi, A. (2008) Ordered spin-ice state in the geometrically frustrated metallic ferromagnet Sm₂Mo₂O₇ Physical Review B: Condensed Matter and Materials Physics, 77 (2). pp. 020406_1-020406_4. ISSN 1098-0121

Saha, Surajit ; Muthu, D. V. S. ; Pascanut, C. ; Dragoe, N. ; Suryanarayanan, R. ; Dhalenne, G. ; Revcolevschi, A. ; Karmakar, Sukanta ; Sharma, Surinder M. ; Sood, A. K. (2006) High-pressure Raman and X-ray study of the spin-frustrated pyrochlore Gd₂Ti₂O₇ Physical Review B: Condensed Matter and Materials Physics, 74 (6). pp. 064109_1-064109_7. ISSN 1098-0121