Items where Author is "Sastry, M. D."

Article

Nagar, Y. C. ; Sastry, M. D. ; Bhushan, B. ; Kumar, A. ; Mishra, K. P. ; Shastri, A. ; Deo, M. N. ; Kocurek, G. ; Magee, J. W. ; Wadhawan, S. K. ; Juyal, N. ; Pandian, M. S. ; Shukla, A. D. ; Singhvi, A. K. (2010) Chronometry and formation pathways of gypsum using Electron Spin Resonance and Fourier Transform Infrared Spectroscopy Quaternary Geochronology, 5 (6). pp. 691-704. ISSN 1871-1014

Sastry, M. D. ; Nagar, Y. C. ; Bhushan, B. ; Mishra, K. P. ; Balaram, V. ; Singhvi, A. K. (2008) An unusual radiation dose dependent EPR line at g_eff=2.54 in feldspars: possible evidence of Fe³⁺ O²⁻↔Fe²⁺O⁻ and exchange coupled Fe³⁺−Fe²⁺−nO⁻ Journal of Physics: Condensed Matter, 20 (2). pp. 025224_1-025224_9. ISSN 0953-8984

Ningthoujam, R. S. ; Lahiri, Debdutta ; Sudarsan, V. ; Poswal, H. K. ; Kulshreshtha, S. K. ; Sharma, Surinder M. ; Bhushan, Brij ; Sastry, M. D. (2007) Nature of Vⁿ⁺ ions in SnO₂: EPR and photoluminescence studies Materials Research Bulletin, 42 (7). pp. 1293-1300. ISSN 0025-5408

Sastry, M. D. ; Moghbel, M. ; Venkateswarlu, Putcha ; Darwish, A. (2001) Experimental evidence of photoinduced valence change of Fe³⁺ in BaTiO₃ and mechanism for growth of new grating in depleted pump condition: an EPR investigation Pramana - Journal of Physics, 56 (5). pp. 667-684. ISSN 0304-4289

Porwal, N. K. ; Kadam, R. M. ; Babu, Y. ; Sastry, M. D. ; Aggarwal, M. D. ; Venkateswarlu, Putcha (1997) Electron paramagnetic resonance studies of photorefractive crystals II: Fe³⁺ doped Bi₁₂SiO₂₀ with copper vapour laser illumination in 10-100 K range Pramana - Journal of Physics, 48 (4). pp. 929-935. ISSN 0304-4289

Babu, Y. ; Sastry, M. D. ; Dasannacharya, Balebail Anantha ; Balakumar, S. ; Ilangovan, R. ; Ramasamy, P. ; Aggarwal, M. D. (1996) The tetragonal ↔ phase transition in mixed perovskite Ba_{1 -x}Ca_xTiO₃ single crystals: EPR evidence of impurity-induced dynamic effects Journal of Physics: Condensed Matter, 8 (42). pp. 7847-7856. ISSN 0953-8984

Sastry, M. D. ; Moghbel, M. ; Venkateswarlu, Putcha (1996) Impurity mediated mechanism of photorefractive effect in BaTiO₃: a combination of Sangster and piezoelectric effects Pramana - Journal of Physics, 47 (4). pp. 331-337. ISSN 0304-4289

Kadam, R. M. ; Sastry, M. D. ; Hossain, Zakir ; Mazumdar, Chandan ; Nagarajan, R. ; Gupta, L. C. ; Godart, C. ; Vijayaraghavan, R. (1994) EPR and microwave-absorption studies in a new class of superconductors. Quarternary rare-earth transition metal borocarbides YPd₅B₃C_0.35 and YNi₂B₂C Physica C: Superconductivity, 232 (3-4). pp. 359-363. ISSN 0921-4534

Babu, Y. ; Sastry, M. D. ; Dasannacharya, B. A. (1994) The existence of ferroelectric-antiferroelectric fluctuations in Rb_1-x(NH₄)_xH₂PO₄ Journal of Physics: Condensed Matter, 6 (15). pp. 2975-2976. ISSN 0953-8984

Siruguri, V. ; Kaul, S. N. ; Nigam, A. K. ; Chandra, G. ; Kadam, R. M. ; Sastry, M. D. (1992) Evidence for suppression of reentrant behavior with Co-substitution in a-Fe_90-xCo_xZr₁₀ alloys American Institute of Physics Conference Proceedings, 286 . pp. 300-302. ISSN 0094-243X

Sampathkumaran, E. V. ; Sastry, M. D. ; Kadam, R. M. (1989) Superconductivity in the Bi-Sr-Ca(Y,Gd)-Cu-O system: DC magnetic susceptibility and microwave absorption investigations Physica C: Superconductivity, 159 (3). pp. 267-272. ISSN 0921-4534