Items where Author is "Mohan Ram, R. A."

Article

Nagarajan, R. ; Vijayaraghavan, R. ; Ganapathi, L. ; Mohan Ram, R. A. ; Rao, C. N. R. (1989) Evidence for two distinct orthorhombic structures associated with different T_c regimes in LnBa₂Cu₃O_7−δ (Ln = Nd, Eu, Gd and Dy): a study of the dependence of superconductivity on oxygen stoichiometry Physica C: Superconductivity, 158 (3). pp. 453-457. ISSN 0921-4534

Rao, C. N. R. ; Ganapathi, L. ; Vijayaraghavan, R. ; Ranga Rao, G. ; Murthy, Kumari ; Mohan Ram, R. A. (1988) Superconductivity in the Bi₂(Ca, Sr)_n+1Cu_nO_2n+4 (n=1, 2, or 3) series: synthesis, characterization and mechanism Physica C: Superconductivity, 156 (5). pp. 827-833. ISSN 0921-4534

Vijayaraghavan, R. ; Mohan Ram, R. A. ; Ganguly, P. ; Rao, C. N. R. (1988) Compositionally controlled metal-insulator transitions in the La_4−xBa_1+xCu₅O_13+δ system Materials Research Bulletin, 23 (5). pp. 719-723. ISSN 0025-5408

Mohan Ram, R. A. ; Ganguly, P. ; Rao, C. N. R. ; Honig, J. M. (1988) Preparation and characterization of La₂CoO_4+δ Materials Research Bulletin, 23 (4). pp. 501-506. ISSN 0025-5408

Ganapathi, L. ; Ganguli, A. K. ; Mohan Ram, R. A. ; Rao, C. N. R. (1988) A comparative study of superconducting LaBa₂Cu₃O_7−δ and La_3−xBa_3+xCu₆O_14+δ Journal of Solid State Chemistry, 73 (2). pp. 593-598. ISSN 0022-4596

Rao, C. N. R. ; Ganapathi, L. ; Mohan Ram, R. A. (1988) Oxygen stoichiometry and structure of YBa₂Cu₃O_7−δ and their relation to superconductivity Materials Research Bulletin, 23 (1). pp. 125-131. ISSN 0025-5408

Rao, C. N. R. ; Ganguly, P. ; Singh, K. K. ; Mohan Ram, R. A. (1988) A comparative study of the magnetic and electrical properties of perovskite oxides and the corresponding two-dimensional oxides of K₂NiF₄ structure Journal of Solid State Chemistry, 72 (1). pp. 14-23. ISSN 0022-4596

Mohan Ram, R. A. ; Ganguly, P. ; Rao, C. N. R. (1987) Magnetic properties of quasi-two-dimensional La_1−xSr_1+xMnO₄ and the evolution of itinerant electron ferromagnetism in the SrO·(La_1−xSr_xMnO₃)_n system Journal of Solid State Chemistry, 70 (1). pp. 82-87. ISSN 0022-4596

Mohan Ram, R. A. ; Vasanthacharya, N. Y. ; Ganguly, P. ; Rao, C. N. R. (1987) High-T_c superconductivity in the Er---Ba---Cu---O and related systems Journal of Solid State Chemistry, 69 (1). pp. 186-188. ISSN 0022-4596

Rao, C. N. R. ; Ganguly, P. ; Sreedhar, K. ; Mohan Ram, R. A. ; Sarode, P. R. (1987) High-temperature superconductivity in YBa₂Cu₃O₇ and related perovskite oxides: some aspects of solid state chemistry Materials Research Bulletin, 22 (6). pp. 849-855. ISSN 0025-5408

Ganguly, P. ; Mohan Ram, R. A. ; Sreedhar, K. ; Rao, C. N. R. (1987) Superconductivity in La-Sr(Ba)-Cu-O and related systems Solid State Communications, 62 (12). pp. 807-809. ISSN 0038-1098

Rao, C. N. R. ; Ganguly, P. ; Raychaudhuri, A. K. ; Mohan Ram, R. A. ; Sreedhar, K. (1987) Identification of the phase responsible for high-temperature superconductivity in Y-Ba-Cu oxides Nature, 326 (6116). pp. 856-857. ISSN 0028-0836

Ganguly, P. ; Mohan Ram, R. A. ; Sreedhar, K. ; Rao, C. N. R. (1987) Identification of the high-temperature superconducting phase in the Y-Ba-Cu-O system as the perovskite YBa₂Cu₃O_7±δ Pramana - Journal of Physics, 28 (3). pp. L321-L323. ISSN 0304-4289

Bhat, V. ; Ganguli, A. K. ; Nanjundaswamy, K. S. ; Mohan Ram, R. A. ; Gopalakrishnan, J. ; Rao, C. N. R. (1987) Approaches to the synthesis of High-T_C superconducting oxides in La-Ba-Cu-O and Y-Ba-Cu-O systems Phase Transitions: A Multinational Journal, 10 (1-2). pp. 87-95. ISSN 0141-1594

Sreedhar, K. ; Mohan Ram, R. A. ; Raychaudhuri, A. K. ; Ganguly, P. ; Rao, C. N. R. (1987) High-temperature superconductivity in the Y-Ba-Cu-O system Phase Transitions, 10 (1-2). pp. 3-15. ISSN 0141-1594

Mohan Ram, R. A. ; Ganguly, P. ; Rao, C. N. R. (1987) Superconductivity in the (La,Ln)_2-x(Ba,Sr)_xCuO₄ system Phase Transitions, 10 (1-2). pp. 107-121. ISSN 0141-1594

Mohan Ram, R. A. ; Ganapathi, L. ; Ganguly, P. ; Rao, C. N. R. (1986) Evolution of three-dimensional character across the La_n+1Ni_nO_3n+1 homologous series with increase in n Journal of Solid State Chemistry, 63 (2). pp. 139-147. ISSN 0022-4596

Mohan Ram, R. A. ; Gopalakrishnan, J. (1986) Mixed valency in the high-temperature phases of transition metal molybdates, AMoO₄ (A = Fe, Co, Ni) Proceedings of the Indian National Science Academy - Part A: Physical Sciences, 96 (5). pp. 291-296. ISSN 0370-0046

Mohan Ram, R. A. ; Singh, K. K. ; Madhuaudan, W. H. ; Ganguly, P. ; Rao, C. N. R. (1983) Electronic and spin configurations of Co³⁺ and Ni³⁺ ions in oxides of K₂NiF₄ structure: a magnetic susceptibility study Materials Research Bulletin, 18 (6). pp. 703-712. ISSN 0025-5408