Browse by Fellow

Kulkarni, P. D. ; Banerjee, S. S. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. McK. ; Ramakrishnan, S. ; Grover, A. K. (2011) Crossover from paramagnetic compressed flux regime to diamagnetic pinned vortex lattice in a single crystal of cubic Ca₃Rh₄Sn₁₃ Physical Review B, 84 (1). 014501_1-014501_9. ISSN 0163-1829

Anand, V. K. ; Hossain, Z. ; Ramakrishnan, S. (2011) Antiferromagnetic ordering below 1.7 K in PrIr₂Ge₂ Journal of Alloys and Compounds, 509 (5). pp. 1436-1439. ISSN 0925-8388

Naren, H. R. ; Thamizhavel, Arumugam ; Ramakrishan, S. (2011) The effect of chemical substitution in Rh₁₇S₁₅ Journal of Physics: Condensed Matter, 23 (5). No pp. given. ISSN 0953-8984

Venkatesh, S. ; Vaidya, Ulhas ; Rakhecha, Veer Chand ; Ramakrishnan, S. ; Grover, A. K. (2010) Magnetic response in the vicinity of magnetic compensation: a case study in spin ferromagnetic Sm_1−xGd_xAl₂ intermetallic alloys Journal of Physics: Condensed Matter, 22 (49). 496002_1-496002_9. ISSN 0953-8984

Naren, H. R. ; Tamizhavel, Arumugam ; Nigam, A. K. ; Ramakrishan, S. (2010) Suppression of electron correlations in the superconducting alloys of Rh_17-xIr_xS₁₅ Physica C: Superconductivity, 470 (17-18). pp. 682-684. ISSN 0921-4534

Uhlarz, M. ; Ignatchik, O. ; Wosnitza, J. ; Naren, H. R. ; Thamizhavel, A. ; Ramakrishnan, S. (2010) Superconducting phase diagram of Rh₁₇S₁₅ Journal of Low Temperature Physics, 159 (1-2). pp. 176-179. ISSN 0022-2291

Mohan, Shyam ; Sinha, Jaivardhan ; Banerjee, S. S. ; Sood, A. K. ; Ramakrishnan, S. ; Grover, A. K. (2009) Large low-frequency fluctuations in the velocity of a driven vortex lattice in a single crystal of 2H-NbSe₂ superconductor Physical Review Letters, 103 (16). pp. 167001-167004. ISSN 0031-9007

Inamdar, Manjusha ; Thamizhavel, A. ; Ramakrishnan, S. (2009) Anisotropic magnetism in PrCrSb₃ and NdCrSb₃ Journal of Alloys and Compounds, 480 (1). pp. 28-30. ISSN 0925-8388

Ramakrishnan, S. ; Naren, H. R. ; Thamizhavel, A. ; Nigam, A. K. (2009) Superconductivity in highly correlated Rh₁₇S₁₅ Journal of Alloys and Compounds, 480 (1). pp. 25-27. ISSN 0925-8388

Kulkarni, P. D. ; Venkatesh, S. ; Thamizhavel, A. ; Rakhecha, V. C. ; Ramakrishnan, S. ; Grover, A. K. (2009) Exchange bias and its phase reversal in zero magnetization admixed rare-earth intermetallics IEEE Transactions on Magnetics, 45 (7). pp. 2902-2906. ISSN 0018-9464

Kulkarni, P. D. ; Thamizhavel, A. ; Rakhecha, V. C. ; Nigam, A. K. ; Paulose, P. L. ; Ramakrishnan, S. ; Grover, A. K. (2009) Magnetic compensation phenomenon and the sign reversal in the exchange bias field in a single crystal of Nd_0.75Ho_0.25Al₂ EPL: Europhysics Letters, 86 (4). 47003 _1-47003_6. ISSN 0295-5075

Kulkarni, Prasanna D. ; Vaidya, U. V. ; Rakhecha, V. C. ; Thamizhavel, A. ; Dhar, S. K. ; Nigam, A. K. ; Ramakrishnan, S. ; Grover, A. K. (2009) Novel features in a spin-ferromagnet alloy Nd_0.75Gd_0.25Rh₃B₂ Journal of Physics: Conference Series, 150 (4). No pp. given. ISSN 1742-6588

Pal, D. ; Ramakrishnan, S. ; Grover, A. K. ; Yamamoto, E. ; Haga, Y. ; Hedo, M. ; Inada, Y. ; Onuki, Y. (2009) Anomalous magnetic response of CeRu₂ Journal of Physics: Conference Series, 150 (5). 052206_1-052206_4. ISSN 1742-6588

Inamdar, Manjusha ; Ramakrishnan, S. ; Thamizhavel, A. ; Nigam, A. K. (2009) Interplay of 3d and 4f magnetism in RCrSb₃ Journal of Physics: Conference Series, 150 (4). No pp. given. ISSN 1742-6588

Kulkarni, Prasanna D. ; Thamizhavel, A. ; Rakhecha, V. C. ; Nigam, A. K. ; Paulose, P. L. ; Ramakrishnan, S. ; Grover, A. K. (2009) Magnetic, transport and thermal studies in the zero magnetization alloy Nd_0.75Ho_0.25Al₂ Journal of Physics: Conference Series, 150 (4). No. pp given. ISSN 1742-6588

Das, Pradip ; Tomy, C. V. ; Takeya, H. ; Ramakrishnan, S. ; Grover, A. K. (2009) Peak effect phenomena, surface superconductivity and paramagnetic Meissner effect in a spherical single crystal of niobium Journal of Physics: Conference Series, 150 (5). 052041_1-052041_4. ISSN 1742-6588

Naren, H. R. ; Tamizhavel, A. ; Ramakrishnan, S. ; Nigam, A. K. (2009) Strongly correlated superconductivity in Rh₁₇S₁₅ Journal of Physics: Conference Series, 150 (5). 052184_1-052184_5. ISSN 1742-6588

Das, Pradip ; Tomy, C. V. ; Takeya, H. ; Ramakrishnan, S. ; Grover, A. K. (2009) Thermo-magnetic history effects in the vortex state of YNi₂B₂C superconductor Journal of Physics: Conference Series, 150 (5). 052042_1-052042_4. ISSN 1742-6588

Naren, H. R. ; Tamizhavel, A. ; Ramakrishnan, S. ; Grover, A. K. (2009) Vortex phase diagram in weakly pinned Rh₁₇S₁₅ Journal of Physics: Conference Series, 150 (5). 052183_1-052183_4. ISSN 1742-6588

Das, Pradip ; Tomy, C. V. ; Banerjee, S. S. ; Takeya, H. ; Ramakrishnan, S. ; Grover, A. K. (2008) Surface superconductivity, positive field cooled magnetization, and peak-effect phenomenon observed in a spherical single crystal of niobium Physical Review B, 78 (21). pp. 214504-214510. ISSN 0163-1829

Jaiswal-Nagar, D. ; Isshiki, T. ; Kimura, N. ; Aoki, H. ; Takeya, H. ; Ramakrishnan, S. ; Grover, A. K. (2008) Anisotropy in spatial order-disorder transformations and the vortex lattice symmetry transition in YNi₂B₂C and LuNi₂B₂C EPL: Europhysics Letters, 84 (6). 67004_1-67004_6. ISSN 0295-5075

Inamdar, Manjusha ; Thamizhavel, A. ; Ramakrishnan, S. (2008) Anisotropic magnetic behavior in CeCrSb₃ Journal of Magnetism and Magnetic Materials, 320 (21). pp. 2766-2769. ISSN 0304-8853

Isshiki, T. ; Kimura, N. ; Aoki, H. ; Terashima, T. ; Uji, S. ; Yamauchi, K. ; Harima, H. ; Jaiswal-Nagar, D. ; Ramakrishnan, S. ; Grover, A. K. (2008) de Haas-van Alphen effect in the mixed state of LuNi₂B₂C: anisotropy and field dependence of the damping due to superconductivity Physical Review B, 78 (13). 134528 -134539. ISSN 0163-1829

Kulkarni, Prasanna D. ; Vaidya, U. V. ; Rakhecha, V. C. ; Thamizhavel, A. ; Dhar, S. K. ; Nigam, A. K. ; Ramakrishnan, S. ; Grover, A. K. (2008) Repeated magnetic compensation behavior in the rare-earth alloy Nd_0.75Gd_0.25Rh₃B₂ with hexagonal structure and planar anisotropy Physical Review B, 78 (6). 064426-064431. ISSN 0163-1829

Inamdar, Manjusha ; Thamizhavel, A. ; Ramakrishnan, S. (2008) Anisotropic magnetism in NdCrSb₃ Journal of Physics: Condensed Matter, 20 (29). 295226_1-295226_4. ISSN 0953-8984

Singh, Yogesh ; Ramakrishnan, S. (2008) Crystal growth and ambient and high pressure study of the re-entrant superconductor Tm₂Fe₃Si₅ Journal of Physics: Condensed Matter, 20 (23). p. 235243. ISSN 0953-8984

Inamdar, Manjusha ; Thamizhavel, A. ; Ramakrishnan, S. (2008) Anisotropic magnetism in PrCrSb₃: bulk properties of single crystals Physical Review B: Condensed Matter and Materials Physics, 77 (13). 132410_1-132410_4. ISSN 1098-0121

Inamdar, Manjusha ; Ramakrishnan, S. (2008) Kondo effect in the charge-density-wave state of Lu_5-xYb_xIr₄Si₁₀ Physical Review B: Condensed Matter and Materials Physics, 77 (11). 113103_1-113103_4. ISSN 1098-0121

Naren, H. R. ; Thamizhavel, A. ; Nigam, A. K. ; Ramakrishnan, S. (2008) Strongly correlated superconductivity in Rh₁₇S₁₅ Physical Review Letters, 100 (2). 026404_1-026404_4. ISSN 0031-9007

Thakur, A. D. ; Pal, D. ; Higgins, M. J. ; Ramakrishnan, S. ; Grover, A. K. (2007) Scan rate dependence of magnetization hysteresis in weakly pinned crystals of 2H-NbSe₂ and Ca₃Rh₄Sn₁₃: a vibrating sample magnetometer study Physica C: Superconductivity, 466 (1-2). pp. 181-189. ISSN 0921-4534

Nagar, D. Jaiswal ; Isshiki, T. ; Kimura, N. ; Aoki, H. ; Ramakrishnan, S. ; Grover, A. K. (2007) Angular dependent study of the peak effect phenomenon in a weakly pinned single crystal of LuNi₂B₂C Physica C: Superconductivity, 460-462 (2). pp. 1215-1217. ISSN 0921-4534

Thakur, A. D. ; Pal, D. ; Higgins, M. J. ; Ramakrishnan, S. ; Grover, A. K. (2007) Modulations in the dynamical response across the phase coexistence region in a weakly pinned crystal of 2H-NbSe₂ Physica C: Superconductivity, 460-462 (2). pp. 1259-1261. ISSN 0921-4534

Vaidya, U. V. ; Rakhecha, V. C. ; Sumithra, S. ; Ramakrishnan, S. ; Grover, A. K. (2007) Field and sample history dependence of the compensation temperature in Sm_0.97Gd_0.03Al₂ Journal of Magnetism and Magnetic Materials, 310 (2). pp. 1761-1763. ISSN 0304-8853

Ramakrishnan, S. ; Mydosh, J. A. (2007) Multiple phase transitions in rare earth R₅T₄M₁₀ (T=Rh, Ir and M=Si,Ge,Sn) Journal of Magnetism and Magnetic Materials, 310 (2). pp. 207-213. ISSN 0304-8853

Jaiswal-Nagar, D. ; Thakur, A. D. ; Ramakrishnan, S. ; Grover, A. K. ; Pal, D. ; Takeya, H. (2006) Flux jumps, second magnetization peak anomaly, and the peak effect phenomenon in single crystals of YNi₂B₂C and LuNi₂B₂C Physical Review B: Condensed Matter and Materials Physics, 74 (18). 184514_1-184514_11. ISSN 1098-0121

Kini, N. S. ; Strydom, A. M. ; Jeevan, H. S. ; Geibel, C. ; Ramakrishnan, S. (2006) Transport and thermal properties of weakly ferromagnetic Sr₂IrO₄ Journal of Physics: Condensed Matter, 18 (35). pp. 8205-8216. ISSN 0953-8984

Sarkar, S. ; Thakur, A. D. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. McK. ; Ramakrishnan, S. ; Grover, A. K. (2006) Critical points in the Bragg glass phase of a weakly pinned crystal of Ca₃Rh₄Sn₁₃ Pramana - Journal of Physics, 66 (1). pp. 193-207. ISSN 0304-4289

Thakur, A. D. ; Banerjee, S. S. ; Higgins, M. J. ; Ramakrishnan, S. ; Grover, A. K. (2006) Effect of pinning and driving force on the metastability effects in weakly pinned superconductors and the determination of spinodal line pertaining to order-disorder transition Pramana - Journal of Physics, 66 (1). pp. 159-177. ISSN 0304-4289

Sarkar, S. ; Tomy, C. V. ; Thakur, A. D. ; Balakrishnan, G. ; Paul, D. McK. ; Ramakrishnan, S. ; Grover, A. K. (2006) Pulverization of the flux line lattice, the phase coexistence and the spinodal temperature of the order-disorder transition in a weakly pinned crystal of Yb₃Rh₄Sn₁₃ Pramana - Journal of Physics, 66 (1). pp. 179-192. ISSN 0304-4289

Jaiswal-nagar, D. ; Pal, D. ; Eskildsen, M. R. ; Canfield, P. C. ; Takeya, H. ; Ramakrishnan, S. ; Grover, A. K. (2006) Vortex phase diagram studies in the weakly pinned single crystals of YNi₂B₂C and LuNi₂B₂C Pramana - Journal of Physics, 66 (1). pp. 113-129. ISSN 0304-4289

Thakur, A. D. ; Rao, T. V. Chandrasekhar ; Uji, S. ; Terashima, T. ; Higgins, M. J. ; Ramakrishnan, S. ; Grover, A. K. (2006) Evolution in split-peak structure across the peak effect region in single crystals of 2H-NbSe₂ Journal of the Physical Society of Japan, 75 . 074718-074726. ISSN 0031-9015

Thakur, A. D. ; Banerjee, S. S. ; Higgins, M. J. ; Ramakrishnan, S. ; Grover, A. K. (2005) Exploring metastability via third harmonic measurements in single crystals of 2H-NbSe₂ showing an anomalous peak effect Physical Review B, 72 (13). pp. 134524-134529. ISSN 0163-1829

Singh, Yogesh ; Ramakrishnan, S. (2005) Destruction of charge density wave (CDW) ordering and enhancement of T_C in the alloy system Lu₅Ir₄Si(_1-xGe_x)₁₀ Physica B: Condensed Matter, 359-361 . pp. 494-496. ISSN 0921-4526

Kini, N. S. ; Bentien, A. ; Ramakrishnan, S. ; Geibel, C. (2005) Specific heat and transport study of the co-existence of charge-density-wave and weak ferromagnetism in BaIrO₃ Physica B: Condensed Matter, 359-361 . pp. 1264-1266. ISSN 0921-4526

Jaiswal-Nagar, D. ; Thakur, A. D. ; Eskildsen, M. R. ; Canfield, P. C. ; Yusuf, S. M. ; Ramakrishnan, S. ; Grover, A. K. (2005) dHvA oscillations, upper critical field and the peak effect studies in a single crystal of LuNi₂B₂C Physica B: Condensed Matter, 359-361 . pp. 476-478. ISSN 0921-4526

Hossain, Z. ; Schmidt, M. ; Schnelle, W. ; Jeevan, H. S. ; Geibel, C. ; Ramakrishnan, S. ; Mydosh, J. A. ; Grin, Y. (2005) Coexistence of magnetic order and charge density wave in a Kondo lattice: Yb₅Ir₄Si₁₀ Physical Review B: Condensed Matter and Materials Physics, 71 (6). 060406_1-060406_6. ISSN 1098-0121

Singh, Yogesh ; Pal, Dilip ; Ramakrishnan, S. ; Awasthi, A. M. ; Malik, S. K. (2005) Phase transitions in Lu₂Ir₃Si₅ Physical Review B, 71 (4). 045109_1-045109_6. ISSN 0163-1829

Ramakrishnan, S. (2005) Multiple phase transitions in rare earth RE₅T₄M₁₀ (T=Rh, Ir and M=Si, Ge, Sn) Current Science, 88 (1). pp. 96-101. ISSN 0011-3891

Thamizhavel, Arumugam ; Nakashima, Hiroshi ; Shiromoto, Tomoyuki ; Obiraki, Yoshiko ; Matsuda, Tatsuma D. ; Haga, Yoshinori ; Ramakrishnan, Srinivasan ; Takeuchi, Tetsuya ; Settai, Rikio ; Onuki, Yoshichika (2005) Magnetic properties of an antiferromagnet CePdSb₃ Journal of the Physical Society of Japan, 74 . pp. 2617-2621. ISSN 0031-9015

Raychaudhuri, P. ; Jaiswal-Nagar, D. ; Sheet, Goutam ; Ramakrishnan, S. ; Takeya, H. (2004) Evidence of gap anisotropy in superconducting YNi₂B₂C using directional point-contact spectroscopy Physical Review Letters, 93 (15). 156802_1-156802_4. ISSN 0031-9007

Singh, Yogesh ; Pal, D. ; Ramakrishnan, S. (2004) Low-temperature studies of the magnetic and superconducting properties of the R₂Ir₃Si₅ (R=Y,La,Ce-Nd,Gd-Tm) system Physical Review B: Condensed Matter and Materials Physics, 70 (6). 064403_1-064403_8. ISSN 1098-0121

Singh, Yogesh ; Ramakrishnan, S. (2004) Magnetic ordering and superconductivity in the R₂Ir₃Ge₅(R=Y, La, Ce-Nd, Gd-Tm, Lu) system Physical Review B: Condensed Matter and Materials Physics, 69 (17). 174423_1-174423_13. ISSN 1098-0121

Mazumdar, Chandan ; Nagarajan, R. ; Nigam, A. K. ; Ghosh, K. ; Ramakrishnan, S. ; Gupta, L. C. ; Padalia, B. D. (2003) Double magnetic transition and anomalous magnetoresistance in Er₂Ni₃Si₅ Physica B: Condensed Matter, 339 (4). pp. 216-220. ISSN 0921-4526

Ramakrishnan, S. ; Patil, N. G. ; Nieuwenhuys, G. J. ; Mydosh, J. A. (2003) Multiple magnetic transitions in single-crystal Gd₅Rh₄Ge₁₀ Physical Review B: Condensed Matter and Materials Physics, 68 (9). 094420_1-094420_5. ISSN 1098-0121

Singh, Yogesh ; Ramakrishnan, S. (2003) Physical properties of the Kondo-lattice compound Yb₂Ir₃Ge₅ Physical Review B: Condensed Matter and Materials Physics, 68 (5). 054419_1-054419_5. ISSN 1098-0121

Taniguchi, Toshifumi ; Hashimoto, Keiji ; Takaishi, Toyohisa ; Tabata, Yoshikazu ; Kawarazaki, Shuzo ; Ramakrishnan, S. (2003) Anisotropic resistive transition in the superconductor CeRu₃B₂ Physica C: Superconductivity, 388-389 . pp. 203-204. ISSN 0921-4534

Tabata, Yoshikazu ; Watanabe, Kenji ; Ohoyama, Kenji ; Yamaguchi, Yasuo ; Ishizuka, Mamoru ; Okada, Kazuhiro ; Taniguchi, Toshifumi ; Takeuchi, Tetsuya ; Ramakrishnan, S. ; Kawarazaki, Shuzo (2003) Localized electron nature of the antiferromagnetism of (CePd₃)₈Ge: response to hydrostatic pressure and neutron diffraction Journal of the Physical Society of Japan, 72 . pp. 2091-2096. ISSN 0031-9015

Kirita, Shingo ; Thamizhavel, Arumugam ; Takeuchi, Tetsuya ; Tabata, Kanehito ; Kobayashi, Tatsuo C. ; Galatanu, Andrei ; Yamamoto, Etsuji ; Setta, Rikio ; Ramakrishnan, Srinivasan ; Onuki, Yoshichika (2003) Magnetic properties and a change of the electrical resistivity under pressure in CePtGe₂ Journal of the Physical Society of Japan, 72 . pp. 2338-2343. ISSN 0031-9015

Singh, Yogesh ; Ramakrishnan, S. ; Hossain, Z. ; Geibel, C. (2002) Antiferromagnetic ordering in the Kondo lattice system Yb₂Fe₃Si₅ Physical Review B: Condensed Matter and Materials Physics, 66 (1). 014415_1-014415_5. ISSN 1098-0121

Sarkar, S. ; Ramakrishnan, S. ; Grover, A. K. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. M. (2002) Comparison of thermomagnetic history effects in weakly pinned single crystals of R₃Rh₄Sn₁₃ (R = Yb, Ca) Pramana-Journal of Physics, 58 (5-6). pp. 979-983. ISSN 0304-4289

Ramakrishnan, S. (2002) Novel charge density wave transition in crystals of R₅Ir₄Si₁₀ Pramana - Journal of Physics, 58 (5-6). pp. 827-837. ISSN 0304-4289

Tulapurkar, A. A. ; Grover, A. K. ; Ramakrishnan, S. ; Niazi, A. ; Rastogi, A. K. (2002) Peak effect studies in single crystals CeRu₂ and 2H-NbS₂ Pramana - Journal of Physics, 58 (5-6). pp. 975-978. ISSN 0304-4289

Tomy, C. V. ; Pal, D. ; Banerjee, S. S. ; Ramakrishnan, S. ; Grover, A. K. ; Bhattacharya, S. ; Higgins, M. J. ; Balakrishnan, G. ; Paul, McK (2002) Study of the peak effect phenomenon in single crystals of 2H-NbSe₂ Pramana - Journal of Physics, 58 (5-6). pp. 925-935. ISSN 0304-4289

Pal, D. ; Ramakrishnan, S. ; Grover, A. K. ; Dasgupta, D. ; Sarma, Bimal K. (2002) A study of the plasticity in the vortex matter across the second magnetization peak in a YBCO crystal via measurements of minor hysteresis loops Pramana - Journal of Physics, 58 (5-6). pp. 937-947. ISSN 0304-4289

Galli, F. ; Feyerherm, R. ; Hendrikx, R. W. A. ; Dudzik, E. ; Nieuwenhuys, G. J. ; Ramakrishnan, S. ; Brown, S. D. ; van Smaalen, S. ; Mydosh, J. A. (2002) Coexistence of charge density wave and antiferromagnetism in Er₅Ir₄Si₁₀ Journal of Physics: Condensed Matter, 14 (20). pp. 5067-5075. ISSN 0953-8984

Pal, D. ; Ramakrishnan, S. ; Grover, A. K. ; Higgins, M. J. ; Chandran, Mahesh (2002) Modulation in the non-uniformity of the vortex state across the peak effect: evidence via the magnetic quadrupole moment in a very clean crystal of 2H-NbSe₂ for H∥c Physica C: Superconductivity, 369 (1-4). pp. 200-208. ISSN 0921-4534

Tulapurkar, A. A. ; Grover, A. K. ; Ramakrishnan, S. ; Niazi, A. ; Rastogi, A. K. (2002) Peak effect studies in 2H-NbS₂ Physica B: Condensed Matter, 312-313 . pp. 118-119. ISSN 0921-4526

Jaiswal, Deepshika ; Tulapurkar, A. A. ; Ramakrishnan, S. ; Grover, A. K. ; Nieuwenhuys, G. J. ; Mydosh, J. A. (2002) Superconducting parameters of a CDW compound Lu₅Ir₄Si₁₀ Physica B: Condensed Matter, 312-313 . pp. 142-144. ISSN 0921-4526

Tomy, C. V. ; Sarkar, S. ; Ramakrishnan, S. ; Grover, A. K. ; Balakrishnan, G. ; Paul, D. McK. (2002) Vortex phase diagrams in R₃Rh₄Sn₁₃ (R=Yb,Ca) Physica B: Condensed Matter, 312-31 . pp. 145-147. ISSN 0921-4526

Pal, D. ; Ramakrishnan, S. ; Grover, A. K. (2002) Reply to "comment on 'Study of the multicritical point in the vortex phase diagram (H||c) of a weakly pinned crystal of YBa₂Cu₃O_7-δ' " Physical Review B, 65 (9). 096502-096503. ISSN 0163-1829

Pal, D. ; Sarkar, S. ; Tulapurkar, A. ; Ramakrishnan, S. ; Grover, A. K. ; Ravikumar, G. ; Dasgupta, D. ; Sarma, Bimal K. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. Mck (2002) Comparison of the history effects in magnetization in weakly pinned crystals of high T_c and low T_c superconductors Superconductor Science and Technology, 15 (2). p. 254. ISSN 0953-2048

Pal, D. ; Ramakrishnan, S. ; Grover, A. K. ; Dasgupta, D. ; Sarma, Bimal K. (2002) Vortex phase diagram of a weakly pinned YBa₂Cu₃O_7-δ crystal for H || c Superconductor Science and Technology, 15 (2). p. 258. ISSN 0953-2048

Sarkar, S. ; Pal, D. ; Paulose, P. L. ; Ramakrishnan, S. ; Grover, A. K. ; Tomy, C. V. ; Dasgupta, D. ; Sarma, Bimal K. ; Balakrishnan, G. ; Paul, D. McK. (2001) Multiple magnetization peaks in weakly pinned Ca₃Rh₄Sn₁₃ and YBa₂Cu₃O_7-δ Physical Review B, 64 (14). 144510 -144515. ISSN 0163-1829

Ramakrishnan, S. ; Patil, N. G. ; Chinchure, Aravind D. ; Marathe, V. R. (2001) Magnetism and crystal-field effects in the R₂Rh₃Si₅ (R=La, Ce, Pr, Nd, Tb, Gd, Dy, Er, Ho, and Tm) system Physical Review B: Condensed Matter and Materials Physics, 64 (6). 064514_1-064514_11. ISSN 1098-0121

Sarkar, S. ; Paulose, P. L. ; Ramakrishnan, S. ; Grover, A. K. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. McK. (2001) The second magnetization peak and the peak effect phenomenon in the superconductor Ca₃Rh₄Sn₁₃ Physica C: Superconductivity, 356 (3). pp. 181-191. ISSN 0921-4534

Banerjee, S. S. ; Grover, A. K. ; Higgins, M. J. ; Menon, Gutam I. ; Mishra, P. K. ; Pal, D. ; Ramakrishnan, S. ; Rao, T. V. Chandrasekhar ; Ravikumar, G. ; Sahni, V. C. ; Sarkar, S. ; Tomy, C. V. (2001) Disordered type-II superconductors: a universal phase diagram for low-T_c systems Physica C: Superconductivity, 355 (1-2). pp. 39-50. ISSN 0921-4534

Tulapurkar, A. A. ; Heidarian, D. ; Sarkar, S. ; Ramakrishnan, S. ; Grover, A. K. ; Yamamoto, E. ; Haga, Y. ; Hedo, M. ; Inada, Y. ; Onuki, Y. (2001) Elucidation of the stable vortex state across the peak effect region in CeRu₂ Physica C: Superconductivity, 355 (1-2). pp. 59-64. ISSN 0921-4534

Tomuta, D. G. ; Ramakrishnan, S. ; Nieuwenhuys, G. J. ; Mydosh, J. A. (2001) The magnetic susceptibility, specific heat and dielectric constant of hexagonal YMnO₃, LuMnO₃ and ScMnO₃ Journal of Physics: Condensed Matter, 13 (20). p. 4543. ISSN 0953-8984

Ramakrishnan, S. ; Patil, N. G. ; Kang, W. ; Ha, Heon Ick ; Yaung-Soo, Kim ; Takeuchi, T. ; Miyako, Y. ; Menovsky, A. A. ; Nieuwenhuys, G. J. ; Mydosh, J. A. (2001) Magnetism of Nd³⁺ ions in Nd₅Rh₄Sn₁₀ Physical Review B: Condensed Matter and Materials Physics, 63 (18). 184402_1-184402_7. ISSN 1098-0121

Pal, D. ; Ramakrishnan, S. ; Grover, A. K. ; Dasgupta, D. ; Sarma, Bimal K. (2001) Study of the multicritical point in the vortex phase diagram (H||c) of a weakly pinned crystal of YBa₂Cu₃O_7-δ Physical Review B, 63 (13). pp. 132505-132508. ISSN 0163-1829

Ravikumar, G. ; Sahni, V. C. ; Grover, A. K. ; Ramakrishnan, S. ; Gammel, P. L. ; Bishop, D. J. ; Bucher, E. ; Higgins, M. J. ; Bhattacharya, S. (2000) Stable and metastable vortex states and the first-order transition across the peak-effect region in weakly pinned 2H-NbSe₂ Physical Review B, 63 (2). 024505 -024512. ISSN 0163-1829

Galli, F. ; Feyerherm, R. ; Hendrikx, R. W. A. ; Ramakrishnan, S. ; Nieuwenhuys, G. J. ; Mydosh, J. A. (2000) Magnetic structure of the Er³⁺ moments in the charge-density-wave compound Er₅Ir₄Si₁₀ Physical Review B: Condensed Matter and Materials Physics, 62 (21). pp. 13840-13843. ISSN 1098-0121

Mishra, P. K. ; Ravikumar, G. ; Rao, T. V. Chandrasekhar ; Sahni, V. C. ; Banerjee, S. S. ; Ramakrishnan, S. ; Grover, A. K. ; Higgins, M. J. (2000) Surface barrier effect and the crossover in magnetization relaxation in 2H-NbSe₂ Physica C: Superconductivity, 340 (1). pp. 65-70. ISSN 0921-4534

Banerjee, S. S. ; Ramakrishnan, S. ; Grover, A. K. ; Ravikumar, G. ; Mishra, P. K. ; Sahni, V. C. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. Mck. ; Gammel, P. L. ; Bishop, D. J. ; Bucher, E. ; Higgins, M. J. ; Bhattacharya, S. (2000) Peak effect, plateau effect, and fishtail anomaly: the reentrant amorphization of vortex matter in 2H-NbSe₂ Physical Review B, 62 (17). pp. 11838-11845. ISSN 0163-1829

Sarkar, S. ; Banerjee, S. S. ; Grover, A. K. ; Ramakrishnan, S. ; Bhattacharya, S. ; Ravikumar, G. ; Mishra, P. K. ; Sahni, V. C. ; Tomy, C. V. ; Paul, D. Mck. ; Balakrishnan, G. ; Higgins, M. J. (2000) Elucidation of amorphization of flux line lattice in Yb₃Rh₄Sn₁₃ Physica C: Superconductivity, 341-348 (2). pp. 1055-1056. ISSN 0921-4534

Sarkar, S. ; Banerjee, S. S. ; Grover, A. K. ; Ramakrishnan, S. ; Bhattacharya, S. ; Ravikumar, G. ; Mishra, P. K. ; Sahni, V. C. ; Tomy, C. V. ; Paul, D. Mck. ; Balakrishnan, G. ; Higgins, M. J. (2000) Peak effect in Ca₃Rh₄Sn₁₃: vortex phase diagram and evidences for stepwise amorphization of flux line lattice Physica C: Superconductivity, 341-348 (2). pp. 1085-1086. ISSN 0921-4534

Pal, D. ; Dasgupta, D. ; Sarma, Bimal K. ; Bhattacharya, S. ; Ramakrishnan, S. ; Grover, A. K. (2000) Amorphization of vortex matter and indication of a reentrant peak effect in YBa₂Cu₃O_7-δ Physical Review B, 62 (10). pp. 6699-6707. ISSN 0163-1829

Galli, F. ; Ramakrishnan, S. ; Taniguchi, T. ; Nieuwenhuys, G. J. ; Mydosh, J. A. ; Geupel, S. ; Lüdecke, J. ; van Smaalen, S. (2000) Charge-density-wave transitions in the local-moment magnet Er₅Ir₄Si₁₀ Physical Review Letters, 85 (1). pp. 158-161. ISSN 0031-9007

Galli, F. ; Taniguchi, T. ; Menovsky, A. A. ; Nieuwenhuys, G. J. ; Mydosh, J. A. ; Ramakrishnan, S. (2000) Resistivity anomalies and local moment magnetism in Er₅Ir₄Si₁₀ single crystal Physica B: Condensed Matter, 281-282 . pp. 171-172. ISSN 0921-4526

Manfrinetti, P. ; Palenzona, A. ; Dhar, S. K. ; Mitra, C. ; Paulose, P. L. ; Pal, D. ; Ramakrishnan, S. (2000) Possible sign change of Mn-Mn exchange interaction between ThMnAl and ThMnIn Journal of Magnetism and Magnetic Materials, 213 (3). pp. 404-412. ISSN 0304-8853

Sarkar, S. ; Pal, D. ; Banerjee, S. S. ; Ramakrishnan, S. ; Grover, A. K. ; Tomy, C. V. ; Ravikumar, G. ; Mishra, P. K. ; Sahni, V. C. ; Balakrishnan, G. ; Paul, D. McK. ; Bhattacharya, S. (2000) Stepwise amorphization of the flux-line lattice in Ca₃Rh₄Sn₁₃: a peak-effect study Physical Review B, 61 (18). pp. 12394-12403. ISSN 0163-1829

Ravikumar, G. ; Mishra, P. K. ; Sahni, V. C. ; Banerjee, S. S. ; Grover, A. K. ; Ramakrishnan, S. ; Gammel, P. L. ; Bishop, D. J. ; Bucher, E. ; Higgins, M. J. ; Bhattacharya, S. (2000) Supercooling of the disordered vortex phase via minor hysteresis loops in 2H-NbSe₂ Physical Review B, 61 (18). pp. 12490-12495. ISSN 0163-1829

Banerjee, S. S. ; Ramakrishnan, S. ; Grover, A. K. ; Ravikumar, G. ; Mishra, P. K. ; Sahni, V. C. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. Mck. ; Higgins, M. J. ; Bhattacharya, S. (2000) Stability and metastability of disordered vortex phases Physica C: Superconductivity, 332 (1-4). pp. 135-139. ISSN 0921-4534

Ravikumar, G. ; Bhagwat, K. V. ; Sahni, V. C. ; Grover, A. K. ; Ramakrishnan, S. ; Bhattacharya, S. (2000) Phenomenological model for history effects and metastability in weakly pinned superconductors Physical Review B, 61 (10). R6479-R6482. ISSN 0163-1829

Mitra, C. ; Dhar, S. K. ; Ramakrishnan, S. (2000) First-order antiferromagnetic ordering and metamagnetic transition in (TbPd₃)₈T (T=Ga and Ge) Journal of Applied Physics, 87 (9). pp. 5146-5148. ISSN 0021-8979

Giffhorn, M. ; Becker, B. ; Menovsky, A. A. ; Mydosh, J. A. ; Nieuwenhuys, G. J. ; Ramakrishnan, S. ; Schubert, S. ; Eichler, A. (2000) The charge-density-wave transition in Lu₅Ir₄Si₁₀ under uniaxial pressure High Pressure Research, 18 (1-6). pp. 159-163. ISSN 0895-7959

Banerjee, S. S. ; Patil, N. G. ; Ramakrishnan, S. ; Grover, A. K. ; Ravikumar, G. ; Mishra, P. K. ; Rao, T. V. Chandrasekhar ; Sahni, V. C. ; Thomy, C. V. ; Paul, D. Mck ; Balakrishnan, G. ; Higgins, M. J. ; Bhattacharya, S. (1999) Plasticity in moving and pinned vortex matter Journal de Physique IV - Proceedings, 9 (10). pp. 105-107. ISSN 1155-4339

Ravikumar, G. ; Mishra, P. K. ; Sahni, V. C. ; Banerjee, S. S. ; Ramakrishnan, S. ; Grover, A. K. ; Gammel, P. L. ; Bishop, D. J. ; Bucher, E. ; Higgins, M. J. ; Bhattacharya, S. (1999) Step change in equilibrium magnetization across the peak effect in 2H-NbSe₂ Physica C: Superconductivity, 322 (3-4). pp. 145-150. ISSN 0921-4534

Patil, N. G. ; Ramakrishnan, S. (1999) Magnetism and superconductivity in M₅Rh₄Ge₁₀ (M=Gd, Tb, Dy, Ho, Er, Tm, Lu, and Y) Physical Review B: Condensed Matter and Materials Physics, 59 (14). pp. 9581-9589. ISSN 1098-0121

Becker, B. ; Patil, N. G. ; Ramakrishnan, S. ; Menovsky, A. A. ; Nieuwenhuys, G. J. ; Mydosh, J. A. ; Kohgi, M. ; Iwasa, K. (1999) Strongly coupled charge-density wave transition in single-crystal Lu₅Ir₄Si₁₀ Physical Review B: Condensed Matter and Materials Physics, 59 (11). pp. 7266-7269. ISSN 1098-0121

Banerjee, S. S. ; Patil, N. G. ; Ramakrishnan, S. ; Grover, A. K. ; Bhattacharya, S. ; Mishra, P. K. ; Ravikumar, G. ; Rao, T. V. Chandrasekhar ; Sahni, V. C. ; Higgins, M. J. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. Mck. (1999) Disorder, metastability, and history dependence in transformations of a vortex lattice Physical Review B, 59 (9). pp. 6043-6046. ISSN 0163-1829

Mitra, C. ; Dhar, S. K. ; Ramakrishnan, S. ; Patil, N. G. (1999) Magnetic ordering, Kondo lattice behaviour in (CePd₃)₈T (T=Ga, In and Sn) compounds Physica B: Condensed Matter, 259-261 . pp. 108-109. ISSN 0921-4526

Banerjee, S. S. ; Patil, N. G. ; Ramakrishnan, S. ; Grover, A. K. ; Bhattacharya, S. ; Ravikumar, G. ; Mishra, P. K. ; Chandrasekhar Rao, T. V. ; Sahni, V. C. ; Higgins, M. J. (1999) Metastability and switching in the vortex state of 2H-NbSe₂ Applied Physics Letters, 74 (1). pp. 126-128. ISSN 0003-6951

Banerjee, S. S. ; Saha, S. ; Patil, N. G. ; Ramakrishnan, S. ; Grover, A. K. ; Bhattacharya, S. ; Ravikumar, G. ; Mishra, P. K. ; Rao, T. V. C. ; Sahni, V. C. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. Mck. ; Higgins, M. J. (1998) Generic phase diagram for vortex matter via a study of peak effect phenomenon in crystals of 2H-NbSe₂ Physica C: Superconductivity, 308 (1-2). pp. 25-32. ISSN 0921-4534

Banerjee, S. S. ; Patil, N. G. ; Ramakrishnan, S. ; Grover, A. K. ; Bhattacharya, S. ; Mishra, P. K. ; Ravikumar, G. ; Chandrasekhar Rao, T. V. ; Sahni, V. C. ; Higgins, M. J. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. Mck. (1998) Re-entrant peak effect in an anisotropic superconductor 2H-NbSe₂: role of disorder EPL: Europhysics Letters, 44 (1). pp. 91-97. ISSN 0295-5075

Groten, D. ; Ardonne, E. ; Ramakrishnan, S. ; Nieuwenhuys, G. J. ; Mydosh, J. A. (1998) Influence of the spin susceptibility on the peak effect in La-doped CeRu₂ Physica C: Superconductivity, 306 (3-4). pp. 271-276. ISSN 0921-4534

Banerjee, S. S. ; Patil, N. G. ; Saha, S. ; Ramakrishnan, S. ; Grover, A. K. ; Bhattacharya, S. ; Ravikumar, G. ; Mishra, P. K. ; Rao, T. V. Chandrasekhar ; Sahni, V. C. ; Higgins, M. J. ; Yamamoto, E. ; Haga, Y. ; Hedo, M. ; Inada, Y. ; Onuki, Y. (1998) Anomalous peak effect in CeRu₂ and 2H-NbSe₂: fracturing of a flux line lattice Physical Review B, 58 (2). pp. 995-999. ISSN 0163-1829

Ravikumar, G. ; Sahni, V. C. ; Mishra, P. K. ; Rao, T. V. Chandrasekhar ; Banerjee, S. S. ; Grover, A. K. ; Ramakrishnan, S. ; Bhattacharya, S. ; Higgins, M. J. ; Yamamoto, E. ; Haga, Y. ; Hedo, M. ; Inada, Y. ; Onuki, Y. (1998) Manifestation of history-dependent critical currents via dc and ac magnetization measurements in single crystals of CeRu₂ and 2H-NbSe₂ Physical Review B, 57 (18). R11069-R11072. ISSN 0163-1829

Rao, T. V. Chandrasekhar ; Sahni, V. C. ; Mishra, P. K. ; Ravikumar, G. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. McK. ; Scott, C. A. ; Banerjee, S. S. ; Patil, N. G. ; Saha, Subir ; Ramakrishnan, S. ; Grover, A. K. ; Bhattacharya, S. (1998) Muon spin rotation evidence for loss of order in the flux line lattice in the peak effect region in 2H-NbSe₂ Physica C: Superconductivity, 299 (3-4). pp. 267-271. ISSN 0921-4534

Ravikumar, G. ; Rao, T. V. Chandrasekhar ; Mishra, P. K. ; Sahni, V. C. ; Banerjee, S. S. ; Grover, A. K. ; Ramakrishnan, S. ; Bhattacharya, S. ; Higgins, M. J. ; Yamamoto, E. ; Haga, Y. ; Hedo, M. ; Inada, Y. ; Onuki, Y. (1998) A novel technique to measure magnetisation hysteresis curves in the peak-effect regime of superconductors Physica C: Superconductivity, 298 (1-2). pp. 122-132. ISSN 0921-4534

Ramakrishnan, S. ; Haworth, C. J. ; Takashita, M. ; Terashima, T. ; Aoki, H. ; Becker, B. ; Menovsky, A. A. ; Nieuwenhuys, G. J. ; Mydosh, J. (1998) dHvA oscillations and high-field magnetoresistance in U₂Rh₃Si₅ Journal of Magnetism and Magnetic Materials, 177-181 . pp. 459-460. ISSN 0304-8853

Feyerherm, R. ; Becker, B. ; Collins, M. F. ; Mydosh, J. ; Nieuwenhuys, G. J. ; Ramakrishnan, S. (1997) The magnetic structure of CePd₂Ge₂ and Ce₂Pd₃Ge₅ Physica B: Condensed Matter, 241-243 . pp. 643-645. ISSN 0921-4526

Takeuchi, T. ; Yamada, T. ; Miyako, Y. ; Oda, K. ; Kindo, K. ; Becker, B. ; Ramakrishnan, S. ; Menovsky, A. A. ; Nieuwenhuys, G. J. ; Mydosh, J. A. (1997) Coupled spin-lattice transition in U₂Rh₃Si₅: thermal expansions and magnetization Physical Review B: Condensed Matter and Materials Physics, 56 (17). pp. 10778-10781. ISSN 1098-0121

Patil, N. G. ; Ramakrishnan, S. (1997) Magnetism in the R₅T₄Sn₁₀ (R=Ce, Pr, and Nd; T=Rh and Ir) system Physical Review B: Condensed Matter and Materials Physics, 56 (6). pp. 3360-3371. ISSN 1098-0121

Patil, N. G. ; Banerjee, S. S. ; Saha, Subir ; Ghosh, K. ; Ramakrishnan, S. ; Bhattacharya, S. ; Grover, A. K. ; Rao, T. V. Chandrasekhar ; Ravikumar, G. ; Mishra, P. K. ; Sahni, V. C. ; Yamamoto, E. ; Haga, Y. ; Hedo, M. ; Inada, Y. ; Onuki, Y. (1997) AC and DC magnetisation studies of peak effect in a clean crystal of CeRu₂ Physica C: Superconductivity, 282-287 (4). pp. 2043-2044. ISSN 0921-4534

Banerjee, S. S. ; Patil, N. G. ; Saha, Subir ; Ramakrishnan, S. ; Grover, A. K. ; Bhattacharya, S. ; Rao, T. V. Chandrasekhar ; Mishra, P. K. ; Ravikumar, G. ; Sahni, V. C. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. McK. ; Higgins, M. J. (1997) Thermodynamic evidence for reentrant peak effect in a clean single crystal of 2H-NbSe₂ and the effect of disorder and thermomagnetic history on it Physica C: Superconductivity, 282-287 (4). pp. 2027-2028. ISSN 0921-4534

Banerjee, S. S. ; Patil, N. G. ; Ghosh, K. ; Saha, Subir ; Menon, G. I. ; Ramakrishnan, S. ; Grover, A. K. ; Mishra, P. K. ; Rao, T. V. Chandrasekhar ; Ravikumar, G. ; Sahni, V. C. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. Mck. ; Bhattacharya, S. (1997) Magnetic phase diagram of anisotropic superconductor 2H-NbSe₂ Physica B: Condensed Matter, 237-238 . pp. 315-317. ISSN 0921-4526

Patil, N. G. ; Ramakrishnan, S. (1997) Magnetism in R₅Rh₄Sn₁₀ (R = Ce, Pr, Nd) systems Physica B: Condensed Matter, 237-238 . pp. 594-596. ISSN 0921-4526

Patil, N. G. ; Ramakrishnan, S. (1997) Study of magnetism in R₂Rh₃Si₅ (R = Gd, Tb, Dy, Ho, Er, Tm) system Physica B: Condensed Matter, 237-238 . pp. 597-598. ISSN 0921-4526

Ravikumar, G. ; Rao, T. V. Chandrasekhar ; Mishra, P. K. ; Sahni, V. C. ; Saha, Subir ; Banerjee, S. S. ; Patil, N. G. ; Grover, A. K. ; Ramakrishnan, S. ; Bhattacharya, S. ; Yamamoto, E. ; Haga, Y. ; Hedo, M. ; Inada, Y. ; Onuki, Y. (1997) Effect of field inhomogeneity on the magnetisation measurements in the peak effect region of CeRu₂ superconductor Physica C: Superconductivity, 276 (1-2). pp. 9-17. ISSN 0921-4534

Groten, D. ; Ramakrishnan, S. ; Becker, B. ; Nieuwenhuys, G. J. ; Mydosh, J. A. ; Aarts, J. (1997) Critical current measurements on thin films of CeRu₂ Physica B: Condensed Matter, 230-232 . pp. 377-379. ISSN 0921-4526

Becker, B. ; Ramakrishnan, S. ; Groten, D. ; Süllow, S. ; Mattheus, C. C. ; Nieuwenhuys, G. J. ; Mydosh, J. A. (1997) Magnetic behaviour of the new intermetallic compound Ce₂Pd₃Ge₅ Physica B: Condensed Matter, 220-232 . pp. 253-255. ISSN 0921-4526

Ghosh, K. ; Ramakrishnan, S. ; Grover, A. K. ; Menon, Gautam I. ; Chandra, Girish ; Rao, T. V. Chandrasekhar ; Ravikumar, G. ; Mishra, P. K. ; Sahni C. V., V. C. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. Mck. ; Bhattacharya, S. (1996) Reentrant peak effect and melting of a flux line lattice in 2H-NbSe₂ Physical Review Letters, 76 (24). pp. 4600-4603. ISSN 0031-9007

Ghosh, K. ; Ramakrishnan, S. ; Chinchure, Aravind D. ; Marathe, V. R. ; Chandra, Girish (1996) Heat capacity studies in RPd₂Al₃ (R = Ce, Pr, Nd and Sm) systems Physica B: Condensed Matter, 223-224 . pp. 354-358. ISSN 0921-4526

Ghosh, K. ; Ramakrishnan, S. ; Grover, A. K. ; Chandra, Girish ; Rao, T. V. Chandrasekhar ; Mishra, P. K. ; Ravikumar, G. ; Sahni, V. C. (1996) Intrinsic superconducting parameters of YNi₂B₂C Physica B: Condensed Matter, 223-224 (1-4). pp. 109-111. ISSN 0921-4526

Dhar, S. K. ; Ghosh, K. ; Ramakrishnan, S. (1996) Magnetic study of Sc_0.8U_0.2Pd₃B_x(0 ≤ x ≤ 0.5) alloys Physica B: Condensed Matter, 223-224 . pp. 215-217. ISSN 0921-4526

Rao, T. V. Chandrasekhar ; Mishra, P. K. ; Ravikumar, G. ; Sahni, V. C. ; Ghosh, K. ; Menon, Gautam I. ; Ramakrishnan, S. ; Grover, A. K. ; Chandra, Girish (1996) Measurement and understanding of the temperature dependence of the lower critical field in YNi₂B₂C Physica B: Condensed Matter, 223-224 . pp. 86-89. ISSN 0921-4526

Ramakrishnan, S. ; Ghosh, K. (1996) Study of magnetism and superconductivity in ternary rare-earth-based compounds Physica B: Condensed Matter, 223-224 . pp. 154-159. ISSN 0921-4526

Patil, N. G. ; Ghosh, K. ; Ramakrishnan, S. (1996) Study of superconductivity and antiferromagnetism in La_2-xNd_xRh₃Si₅ system Physica B: Condensed Matter, 223-224 . pp. 392-395. ISSN 0921-4526

Bat'ko, I. ; Bat'ková, M. ; Flachbart, K. ; Kováč, J. ; Konovalova, E. S. ; Paderno, Yu. B. ; Ramakrishnan, S. (1996) High residual electrical resistivity of carbon doped EuB₆ Solid State Communications, 98 (10). pp. 895-898. ISSN 0038-1098

Ramakrishnan, S. ; Ghosh, K. ; Dhar, S. K. ; Malik, S. K. ; Chandra, Girish ; Vijayaraghavan, R. (1996) Absence of bulk magnetic ordering in Pr₃Ru₄Ge₁₃ Journal of Magnetism and Magnetic Materials, 152 (3). pp. 375-378. ISSN 0304-8853

Ramakrishnan, S. ; Ghosh, K. ; Grover, A. K. ; Menon, Gautam I. ; Rao, T. V. Chandrasekhar ; Ravikumar, G. ; Mishra, P. K. ; Sahni, V. C. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. Mck. ; Bhattacharya, S. (1996) On the magnetic study of the peak effect in the anisotropic superconductor 2H-NbSe₂ evidence for reentrant behavior Physica C: Superconductivity, 256 (1-2). pp. 119-141. ISSN 0921-4534

Ramakrishnan, S. ; Patil, N. G. ; Banerjee, S. S. ; Saha, Subir ; Menon, Gautam I. ; Grover, A. K. ; Mishra, P. K. ; Chandrasekhar Rao, T. V. ; Ravikumar, G. ; Sahni, V. C. ; Ghosh, K. ; Tomy, C. V. ; Balakrishnan, G. ; Paul, D. Mck ; Bhattacharya, S. (1996) Reentrant peak effect via magnetization studies in NbSe₂ Czechoslovak Journal of Physics, 46 (Suppl.). pp. 3105-3106. ISSN 0011-4626

Radha, S. ; Roy, S. B. ; Nigam, A. K. ; Ramakrishnan, S. ; Chandra, Girish (1995) Resistivity and magnetoresistance of (Ce_1-xTb_x)Cu₆ compounds Physica B: Condensed Matter, 215 (2-3). pp. 222-224. ISSN 0921-4526

Patil, N. G. ; Ghosh, K. ; Ramakrishnan, S. (1995) Superconductivity and magnetism in the La_2-xNd_xRh₃Si₅ system Physical Review B: Condensed Matter and Materials Physics, 52 (13). pp. 9679-9690. ISSN 1098-0121

Ramakrishnan, S. ; Ghosh, K. ; Chinchure, Arvind D. ; Marathe, V. R. ; Chandra, Girish (1995) Magnetism and superconductivity in RPtSi (R=La, Ce, Nd, and Sm) Physical Review B: Condensed Matter and Materials Physics, 52 (9). pp. 6784-6795. ISSN 1098-0121

Dhar, S. K. ; Rama, B. ; Ramakrishnan, S. (1995) CeCoAl₄: an incommensurate antiferromagnet Physical Review B: Condensed Matter and Materials Physics, 52 (6). pp. 4284-4287. ISSN 1098-0121

Rao, T. V. Chandrasekhar ; Mishra, P. K. ; Ravikumar, G. ; Sahni, V. C. ; Ghosh, K. ; Ramakrishnan, S. ; Grover, A. K. ; Chandra, Girish (1995) Magnetic phase diagram of YNi₂B₂C Physica C: Superconductivity, 249 (3-4). pp. 271-288. ISSN 0921-4534

Ghosh, K. ; Ramakrishnan, S. ; Grover, A. K. ; Chandra, Girish ; Rao, T. V. Chandrasekhar ; Mishra, P. K. ; Ravikumar, G. ; Sahni, V. C. (1995) Lower critical field of YNi₂B₂C and the influence of granularity Physical Review B, 52 (1). pp. 68-70. ISSN 0163-1829

Sannabhadti, R. S. ; Ramakrishnan, S. ; Ghosh, K. ; Patade, Arun ; Chandra, Girish (1995) A low cost PC based card for heat-capacity measurements at low temperatures Pramana - Journal of Physics, 45 (1). pp. 81-89. ISSN 0304-4289

Ghosh, K. ; Ramakrishnan, S. ; Chinchure, Aravind D. ; Jonason, Kristian ; Marathe, V. R. ; Chandra, Girish ; Shah, S. S. (1995) Heat-capacity studies in the Y_5-xDy_xOs₄Ge₁₀ system Physical Review B: Condensed Matter and Materials Physics, 51 (17). pp. 11656-11663. ISSN 1098-0121

Ramakrishnan, S. ; Ghosh, K. ; Chinchure, Aravind D. ; Jonason, Kristian ; Marathe, V. R. ; Chandra, Girish (1995) Superconductivity and magnetism in the Sc_5-xDy_xIr₄Si₁₀ system Physical Review B: Condensed Matter and Materials Physics, 51 (13). pp. 8398-8403. ISSN 1098-0121

Ghosh, K. ; Ramakrishnan, S. ; Dhar, S. K. ; Chandra, Girish (1995) Study of magnetism in Ce rich Ce_1-xU_xPd₂Al₃ Physica B: Condensed Matter, 205 (2). pp. 231-233. ISSN 0921-4526

Sundaresan, A. ; Chinchure, Aravind D. ; Ghosh, K. ; Ramakrishnan, S. ; Marathe, V. R. ; Gupta, L. C. ; Sharon, M. ; Shah, S. S. (1995) Superconducting and magnetic properties of TlSr₂Ca_1-xR_xCu₂O₇ [R=Pr,Tb] Physical Review B: Condensed Matter and Materials Physics, 51 (6). pp. 3893-3898. ISSN 1098-0121

Ramakrishnan, S. ; Chandra, Girish (1994) Studies in heavy-fermion systems Current Science, 67 (11). pp. 865-866. ISSN 0011-3891

Jonason, Kristian ; Ghosh, K. ; Ramakrishnan, S. ; Chandra, Girish (1994) Antiferromagnetism in the Ho₅Os₄Ge₁₀ system Physical Review B: Condensed Matter and Materials Physics, 50 (10). pp. 7169-7172. ISSN 1098-0121

Ghosh, K. ; Ramakrishnan, S. ; Dhar, S. K. ; Chandra, Girish (1994) Evolution of 4f heavy fermion state from 5f heavy fermion state in U_1-xCe_xPd₂Al₃ system Journal of Magnetism and Magnetic Materials, 135 (2). L129-L134. ISSN 0304-8853

Ghosh, K. ; Ramakrishnan, S. ; Malik, S. K. ; Chandra, Girish (1994) Magnetic ordering in RPd₂Al₃ (R = Ce, Pr, Nd and Sm) system Physica B: Condensed Matter, 199-200 . pp. 604-605. ISSN 0921-4526

Sundaresan, A. ; Ghosh, K. ; Ramakrishnan, S. ; Gupta, L. C. ; Chandra, Girish ; Sharon, M. ; Vijayaraghavan, R. (1994) Magnetic and superconducting properties of TlSr₂Ca_1−xR_xCu₂O₇ [R=Gd (x=0.6,1.0); Ho,Yb (x=1.0)]: high T_N(=3.1 K) in a Gd system Physical Review B: Condensed Matter and Materials Physics, 49 (9). pp. 6388-6391. ISSN 1098-0121

Dhar, S. K. ; Ramakrishnan, S. ; Ghosh, K. ; Chandra, Girish ; Vijayaraghavan, R. (1994) Magnetic behaviour in UNi₄In Journal of alloys and compounds, 205 (1-2). pp. 125-127. ISSN 0925-8388

Ghosh, K. ; Ramakrsihnan, S. ; Nigam, A. K. ; Chandra, Girish (1994) Upper critical field studies on Y_5-xDy_xOs₄Ge₁₀ system Physica B: Condensed Matter, 194-196 (2). pp. 1991-1992. ISSN 0921-4526

Lofland, S. E. ; Bhagat, S. M. ; Ghosh, K. ; Ramakrishnan, S. ; Chandra, Girish (1994) Magnetic ordering in RTi₂Ga₄ (R = Er, Ho, Dy) Journal of Magnetism and Magnetic Materials, 129 (2-3). L120-L122. ISSN 0304-8853

Dhar, S. K. ; Ramakrishnan, S. ; Vijayaraghavan, R. ; Chandra, G. ; Satoh, K. ; Itoh, J. ; Onuki, Y. ; Gschneidner Jr., K. A. (1994) Magnetic behavior of YbNiSb Physical Review B: Condensed Matter and Materials Physics, 49 (1). pp. 641-643. ISSN 1098-0121

Mazumdar, Chandan ; Ghosh, K. ; Ramakrishnan, S. ; Nagarajan, R. ; Gupta, L. C. ; Chandra, G. ; Padalia, B. D. ; Vijayaraghavan, R. (1994) Superconductivity in the ternary nickel silicide Lu₂Ni₃Si₅ Physical Review B: Condensed Matter and Materials Physics, 50 (18). pp. 13879-13882. ISSN 1098-0121

Ghosh, K. ; Ramakrishnan, S. ; Malik, S. K. ; Chandra, Girish (1993) Resistivity and magnetic studies of the Rag₃Al₂ (R≡La, Ce and Pr) system Journal of Alloys and Compounds, 202 (1-2). pp. 211-213. ISSN 0925-8388

Ghosh, K. ; Ramakrishnan, S. ; Chandra, Girish (1993) Magnetism and superconductivity in the Y_5−xDy_xOs₄Ge₁₀ system Physical Review B: Condensed Matter and Materials Physics, 48 (14). pp. 10440-10447. ISSN 1098-0121

Ghosh, K. ; Ramakrishnan, S. ; Chandra, Girish (1993) Resistivity and magnetic-susceptibility studies in the R₃Ru₄Ge₁₃ (R=Nd, Dy, Ho, Er, Yb, Lu, and Y) system Physical Review B: Condensed Matter and Materials Physics, 48 (14). pp. 10435-10439. ISSN 1098-0121

Ghosh, K. ; Ramakrishnan, S. ; Chandra, Girish (1993) Magnetism in the R₅Ir₄Si₁₀ (R=Ho and Er) systems Physical Review B: Condensed Matter and Materials Physics, 48 (6). pp. 4152-4155. ISSN 1098-0121

Ghosh, K. ; Ramakrishnan, S. ; Chandra, Girish (1993) Resistivity and susceptibility studies on UPd_2−xPt_xAl₃ (x=0, 0.1, 0.2, 0.3, and 0.5) Physical Review B: Condensed Matter and Materials Physics, 47 (13). pp. 8305-8307. ISSN 1098-0121

Ghosh, K. ; Ramakrishnan, S. ; Chandra, Girish (1993) Unusual magnetic ordering in RTi₂Ga₄ (R = Ho, Er and Dy) system Journal of Magnetism and Magnetic Materials, 119 (1-2). L5-L9. ISSN 0304-8853

Ramakrishnan, S. ; Ghosh, K. ; Chandra, Girish (1993) Simple and inexpensive ³He insert for an ac susceptometer Pramana - Journal of Physics, 40 (2). pp. 123-127. ISSN 0304-4289

Tyagi, A. K. ; Rao, U. R. K. ; Iyer, R. M. ; Nagarajan, R. ; Ramakrishnan, S. ; Gupta, L. C. ; Chandra, G. (1993) On the magnetic behaviour of REBa₂F₇ compounds (RE = Pr, Nd, Sm and Gd) Journal of Magnetism and Magnetic Materials, 118 (3). pp. 331-332. ISSN 0304-8853

Srivastava, J. K. ; Ferreirinho, J. ; Ramakrishnan, S. ; Campbell, S. J. ; Chandra, G. ; Vijayaraghavan, R. (1993) Cluster phase transition in insulating spin glass Ga_0.4Fe_0.6NiAlO₄ Hyperfine Interactions, 77 (1). p. 201. ISSN 0304-3843

Ramakrishnan, S. ; Nigam, A. K. ; Srinivas, V. ; Chandra, Girish (1993) Evidence for Kondo effect of Pr in Pd International Journal of Modern Physics B, 7 (1-3). pp. 907-910. ISSN 0217-9792

Krishnamurthy, V. V. ; Mishra, S. N. ; Devare, S. H. ; Devare, H. G. ; Ramakrishnan, S. ; Srinivas, V. ; Chandra, Girish (1993) TDPAC measurement of quadrupole interaction at ¹¹¹Cd in the nearly heavy fermion system USn_2.9 Hyperfine Interactions, 80 (1-4). pp. 1005-1010. ISSN 0304-3843

Ghosh, K. ; Ramakrishnan, S. ; Nigam, A. K. ; Chandra, Girish (1993) Upper critical field studies on Sc_5-xDy_xIr₄Si₁₀ system Journal of Applied Physics, 73 (10). pp. 6637-6638. ISSN 0021-8979

Ramakrishnan, S. ; Ghosh, K. ; Chandra, Girish (1992) Magnetism and superconductivity in Sc_5−xDy_xIr₄Si₁₀ alloys Physical Review B: Condensed Matter and Materials Physics, 46 (5). pp. 2958-2963. ISSN 1098-0121

Ramakrishnan, S. ; Ghosh, K. ; Chandra, Girish (1992) Antiferromagnetism in the Dy₅Ir₄Si₁₀ system Physical Review B: Condensed Matter and Materials Physics, 45 (18). pp. 10769-10770. ISSN 1098-0121

Radha, S. ; Ramakrishnan, S. ; Nigam, A. K. ; Chandra, Girish (1992) Effect of Cr on the reentrant spin glass behaviour of AuFe Journal of Magnetism and Magnetic Materials, 110 (1-2). pp. 103-105. ISSN 0304-8853

Grover, A. K. ; Ramakrishnan, S. ; Kumar, Ravi ; Paulose, P. L. ; Chandra, G. ; Malik, S. K. ; Chaddah, P. (1992) Scope and limitations of DC and AC magnetization techniques to locate irreversibility line in conventional superconductors Physica C: Superconductivity, 192 (3-4). pp. 372-384. ISSN 0921-4534

Srinivas, V. ; Ramakrishnan, S. ; Chandra, Girish ; Dunlap, R. A. (1992) Magnetism in icosahedral Al₄₄Mn₂₆Si₃₀ Journal of Magnetism and Magnetic Materials, 104-107 (3). pp. 2121-2122. ISSN 0304-8853

Kumar, Ravi ; Grover, A. K. ; Ramakrishnan, S. ; Paulose, P. L. ; Malik, S. K. ; Chaddah, P. (1991) Search for irreversibility line in a conventional hard superconductor Physica C: Superconductivity, 185-189 (4). pp. 2265-2266. ISSN 0921-4534

Grover, A. K. ; Ramakrishnan, S. ; Kumar, Ravi ; Paulose, P. L. ; Malik, S. K. ; Chaddah, P. (1991) Comparison of irreversibility temperature determined via DC and AC magnetisation techniques in conventional superconductors Pramana - Journal of Physics, 37 (6). pp. 525-538. ISSN 0304-4289

Ramakrishnan, S. ; Kumar, Ravi ; Paulose, P. L. ; Grover, A. K. ; Chaddah, P. (1991) Comparison of various methods to determine experimentally the irreversibility line in superconductors Physical Review B, 44 (17). pp. 9514-9518. ISSN 0163-1829

Srivastava, J. K. ; Ferreirinho, J. ; Ramakrishnan, S. ; Campbell, S. J. ; Chandra, G. ; Vijayaraghavan, R. (1991) Cluster phase transition in insulating spin glass Ga_0.4Fe_0.6NiAlO₄ Hyperfine Interactions, 68 (1-4). pp. 279-282. ISSN 0304-3843

Ramakrishnan, S. ; Chandra, Girish (1988) Resistivity studies on low-T_c A 15 compounds Physical Review B: Condensed Matter and Materials Physics, 38 (13). pp. 9245-9247. ISSN 1098-0121

Sherlekar, Gowri S. ; Srivastava, C. M. ; Ramakrishnan, S. ; Chandra, G. (1988) Interaction mechanisms contributing to spin-glass freezing in Au-Cu-Mn alloys Physical Review B: Condensed Matter and Materials Physics, 38 (1). pp. 720-724. ISSN 1098-0121

Srivastava, J. K. ; Ramakrishnan, S. ; Nigam, A. K. ; Chandra, G. ; Vijayaraghavan, R. ; Srinivas, V. ; Hammann, J. ; Jéhanno, G. ; Sanchez, J. P. (1988) Cluster spin glass behaviour of mixed spinel ferrite Ga_0.8Fe_0.2NiCrO₄ Hyperfine Interactions, 42 (1-4). pp. 1079-1082. ISSN 0304-3843

Gupta, A. ; Agarwal, S. K. ; Jayaram, B. ; Narlikar, A. V. ; Ramakrishnan, S. ; Chandra, Girish (1987) Magnetoresistivity behaviour of heavy fermion CeCu₆ system Solid State Communications, 64 (1). pp. 23-25. ISSN 0038-1098

Srivastava, J. K. ; Kulkarni, J. A. ; Ramakrishnan, S. ; Singh, S. ; Marathe, V. R. ; Chandra, G. ; Darshane, V. S. ; Vijayaraghavan, R. (1987) The spin glass behaviour of disordered spinel ferrite Co₂TiO₄ Journal of Physics C: Solid State Physics, 20 (14). pp. 2139-2148. ISSN 0022-3719

Srivastava, J. K. ; Kulkarni, J. A. ; Ramakrishnan, S. ; Singh, S. ; Marathe, V. R. ; Chandra, G. ; Darshane, V. S. ; Vijayaraghavan, R. (1987) The spin glass behaviour of disordered spinel ferrite Co₂TiO₄ Journal of Physics C: Solid State Physics, 20 (14). pp. 2139-2148. ISSN 0022-3719

Srivastava, J. K. ; Ramakrishnan, S. ; Rajaram, G. ; Chandra, G. ; Marathe, V. R. ; Vijayaraghavan, R. ; Srinivas, V. ; Kulkarni, J. A. ; Darshane, V. S. (1987) Anisotropic spin glass behaviour of FeMnTiO₅ system Hyperfine Interactions, 34 (1-4). pp. 537-540. ISSN 0304-3843

Ramakrishnan, S. ; Chandra, Girish (1987) Anomalous Kondo Effect in CeCu_6-xAg_x Alloys Japanese Journal of Applied Physics, 26 (3). pp. 529-530. ISSN 0021-4922

Srivastav, J. K. ; Ramakrishnan, S. ; Marathe, V. R. ; Chandra, G. ; Vijayaraghavan, R. ; Kulkarni, J. A. ; Darshane, V. S. ; Singh, S. (1987) Magnetic behavior of the Co_2-xZn_xTiO₄ and Co₂SnO₄ systems Journal of Applied Physics, 61 (8). pp. 3622-3624. ISSN 0021-8979

Ramakrishnan, S. ; Nigam, A. K. ; Chandra, Girish (1986) Resistivity and magnetoresistance studies on superconducting A15 V₃Ga, V₃Au, and V₃Pt compounds Physical Review B: Condensed Matter and Materials Physics, 34 (9). pp. 6166-6171. ISSN 1098-0121

Nigam, A. K. ; Chandra, G. ; Ramakrishnan, S. (1986) Magnetoresistance and AC susceptibility studies in a re-entrant spin glass AuFe Journal of Physics F: Metal Physics, 16 (9). pp. 1255-1261. ISSN 0305-4608

Ramakrishnan, S. ; Chandra, Girish ; Saxena, M. C. (1986) Effect of Cr and Fe impurities on superconducting A-15 Nb₇₆Au₂₄ and Ti₇₅Sb₂₅ Physica B+C, 141 (2). pp. 185-190. ISSN 0378-4363

Chandra, G. ; Ramakrishnan, S. ; Nigam, A. K. (1986) Resistivity and magnetoresistance studies of superconducting Al5 Nb₃Au and Ti₃Sb compounds Journal of Physics F: Metal Physics, 16 (2). pp. 209-216. ISSN 0305-4608

Ramakrishnan, S. ; Chandra, Girish (1985) Study of superconductivity in ternary Nb₅₀Ti₃₀M₂₀ (M = Mo, Pt, Pd, V and Ru) solid solutions Solid State Communications, 56 (11). pp. 965-966. ISSN 0038-1098

Ramakrishnan, S. ; Sundaram, S. ; Pandit, R. S. ; Chandra, G. (1985) An AC susceptometer from 1.5 to 300K Journal of Physics E - Scientific Instruments, 18 (8). pp. 650-653. ISSN 0022-3735

Ramakrishnan, S. ; Nigam, A. K. ; Chandra, Girish (1984) Susceptibility and upper critical field studies on A-15 superconducting Ti₃Sb compound Solid State Communications, 52 (7). pp. 641-643. ISSN 0038-1098

Ramakrishnan, S. ; Chandra, Girish (1984) Normal state resistivity and T_c studies of superconducting Ti_1−xSb_x system Physics Letters A, 100 (8). pp. 441-444. ISSN 0375-9601

Ramakrishnan, S. ; Sundaram, S. ; Sannabhadti, R. S. ; Chandra, G. (1983) A system for measuring superconducting transition temperature Indian Journal of Cryogenics, 8 (4). pp. 274-277. ISSN 0379-0479

Biswas, A. C. ; Ramakrishnan, S. (1980) Fourth sound in a very dilute solution of ³He in He-II Physics Letters A, 77 (1). pp. 41-42. ISSN 0375-9601