Dr. Bidisa Chattopadhyay

M.Sc., Ph.D. S.I.N.P.(C.U.)
Associate Professor

Department: Physics
About me

Ph.D (2000), Experimental Condensed Matter Physics
   Saha Institute of Nuclear Physics, University of Calcutta
   Title:  Studies on structural and physical properties of Hg-based
and other high-Tc superconductors
   E mail:
bidisa_chattopadhyay@rediffmail.com

Fellowships achieved:
CSIR  fellowship (SINP Kolkata  1994-1998)
Research Fellowship (SINP, Kolkata  1999-2000)
Research Associateship (SINP, Kolkata  2000-2001)

Research Project Completed:
“Study of the intergrain tunneling magnetoresistance in double perovskite polycrystalline, singlecrystalline as well as nanometer-scale sized materials”.UGC Ref. No. F.PSW-030/04-05 (ERO) (2005- 2007)

Research Interests:
 Strongly correlated electron systems
  Superconductivity    Multiferroics

Publications

Important Publications:

1. B. Chattopadhyay, A. Poddar, S. Das, C. Mazumdar and R. Ranganathan, Studies of transport properties of Sr2Fe(Mo,V)O6 compounds. J. Alloys and Compds. 366, 28 (2004).
2. A. Poddar, S. Das and B. Chattopadhyay, Effects of Alkaline-Earth and Transition Metals on the Electrical Transport of double Perovskites.  J. Appl. Phys 95, 6261 (2004).
3. A. Poddar, B. Bandyopadhyay and B. Chattopadhyay Effects of Co-substitution on superconductivity and transport in  Tl2Ba2Ca1-xYxCu2O8+ δ . Physica C 390, 120 (2003).
4. A. Poddar, B. Bandyopadhyay, P. Mandal, D. Bhattacharya, P. Choudhury, U. Sinha and B.Ghosh,  Studies of transport properties of MgB2 Superconductor. Physica C 390, 191 (2003).
5. A. Poddar and B. Chattopadhyay, Effects of Magnetic impurity on the stripe phase of  (Bi/Tl)2(Sr/Ba)2CaCu2O8+ δ  Superconductors. Eur. Phys. J. B 35, 69 – 75 ( 2003).
6. T.Chatterji, B.Ouladdiaf, P.Mandal, B.Bandyopadhyay and B.Ghosh, Jahn-Teller transition in La1-xSrxMnO3 in the low-doping region(0<x≤0.10), Phys. Rev. B 66, 054403 (2002)

7. P. Mandal , B. Bandyopadhyay and B. Ghosh, Resistivity anomaly in the vicinity of a structural phase transition in La1-xSrxMnO3. Phys. Rev. B 64, 180405(R) (2001)
 1. B. Bandyopadhyay, A. Poddar and B. Ghosh, Pseudogap in high-Tc cuprates,  J. Alloys and Compds. 326, 137 (2001).
8. B. Bandyopadhyay, Biplab Chattopadhyay,A.N.Das and B.Ghosh, Structural distortions and extension of superconducting region in the Tc-p phase diagram of HgBa2CuO4+d. Physica C 349 (2001) 119-124.
9. Biplab  Chattopadhyay,  B. Bandyopadhyay,  Asok Poddar,  P. Mandal,  A.N.Das and B.Ghosh, Suppression of Tc by impurities in Bi-2212 and Tl-2212: Studies on pseudogap and its effects. Physica C 331, 38 (2000).
10. B. Bandyopadhyay, P. Mandal and B. Ghosh, Variation of Tc and transport properties of Co-doped Bi2Sr2Ca1-xYxCu2O8 system. Phys. Rev. B. 60, 3680 (1999).
11. L.Fabrega, J. Fontcuberta, F. Sabdiumenge, J. V. Yakhmi, B. Bandyopadhyay and B. Ghosh, Granular behaviour and microstructure of Tl-doped HgBa2CuO4+: impact of grinding. Supercond. Sci. Technol. 12, 259 (1999).
12. Jae-Hyuk Choi, Mun-Seog Kim, Sung-Ik Lee, Su-Young Lee, In-Sang Yang, J. V. Yakhmi, J. B. Mandal, B. Bandyopadhyay, and B. Ghosh. Flux-pinning behavior and the interlayer coupling of the Hg0.7Cr0.3Sr2CuO4+. Superconductor. Phys. Rev. B 58, 538 (1998).
13. B. Bandyopadhyay, J. B. Mandal, and B. Ghosh, Effect of Tl doping on the structural and physical properties of HgBa2CuO4+ superconductor. Physica C 298, 95 (1998).
14. B. Bandyopadhyay, J. B. Mandal, A. J. Pal, P. Choudhury, P. Mandal and B. Ghosh, Raman and Ft-ir studies on (Hg,V)(La,Sr)2CuO4+ and (Hg,Cr)Sr2CuO4+ superconductors. Physica C 282-287, 1049 (1997).
15. J. B. Mandal, B. Bandyopadhyay, P. Mandal, P. Choudhury, A. N. Das and B. Ghosh, On structural and transport properties of Hg-based high-Tc superconductors. A review article in `STUDIES OF HIGH TEMPERATURE SUPERCONDUCTORS` vol.24 (Nova Science Publishers), edited by A. Narlikar.
16. Su-Young Lee, Bo-Youn Chang, In-Sang Yang, Ji-Hye Gwak, Sung-Jim Kim, Jae-Hyuk Choi, Sung-Ik Lee, J. V. Yakhmi, J. B. Mandal, B. Bandyopadhyay, and B. Ghosh, Raman study of the Hg0.7Cr0.3Sr2CuO4+ superconductors. Physica C 282-287, 1039 (1997).
17. Jae-Hyuk Choi, Mun-Seog Kim, Sung-Ik Lee, Su-Young Lee, In-Sang Yang, J. V. Yakhmi, J. B. Mandal, B. Bandyopadhyay, and B. Ghosh, Two-dimensional superconducting behavior of Hg0.7Cr0.3Sr2CuO4+. Physica C 282-287, 2001 (1997).
18. B. Bandyopadhyay, J. B. Mandal, and B. Ghosh,(Hg0.8Ti0.2)Sr2(Ca1-xYx)CuO6+.: a new series of mercury-based 1212 superconductors. Supercond. Sci. Technol. 9 (1996) 706.
19. B. Bandyopadhyay, J. B. Mandal, A. Poddar, P. Choudhury and B. Ghosh, Structural, transport and thermal properties of  (Hg0.7Cr0.3 )Sr2CuO4+. J. Phys: Condens. Matter 8 (1996) 1.
20. J. B. Mandal, B. Bandyopadhyay, F. Fauth, T. Chattopadhyay and B. Ghosh, A new mercury –based high-Tc cuprate (Hg0.7V0.3 )(Sr2-xLax)CuO4+. Physica C 264 (1996) 145.
21. B. Bandyopadhyay, J. B. Mandal, A. Poddar, P. Choudhury and B. Ghosh, X-ray structure, electrical resistivity, Hall effect and thermoelectric behavior of (Hg/Cr)1Sr2CuOy. Physica B 223-224 (1996) 580.
22. J. B. Mandal, B. Bandyopadhyay, B. Ghosh, H. Rajagopal, A. Sequeira and J. V. Yakhmi, Neutron diffraction  structural study of 1201 superconductor (Hg0.7Cr0.3 )Sr2CuO4+. J. Superconductivity 9 (1996) 261.
23.  J. B. Mandal, B. Bandyopadhyay, A. Poddar, P.Choudhury and B. Ghosh. Low Temperature synthesis  of superconducting HgBa2CuO4+y and its deterioration to non-superconducting phase studied by x-ray and IR methods. Physica C 235-240 (1994) 1107.