Department of Physics

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Subhradip Ghosh

Professor
Office Address: 5, 0361-2582717
Email: subhra@iitg.ac.in
http://www.iitg.ernet.in/physics/fac/subhra/

Publications

Journals

  • Sheuly Ghosh and Subhradip Ghosh"Understanding the origin of magnetocaloric effects in substitutional Ni-Mn-Sb-Z (Z=Fe,Co,Cu) compounds : Insights from first-principles calculations", Physical Review B vol.101, no., pp.024109-024123, [2020]

  • Sheuly Ghosh and Subhradip Ghosh"Cosubstitution in Ni-Mn-Sb Heusler compounds: Realization of room temperature reversible magneto-caloric effect driven by second order magnetic transition", Physical Review Materials vol.4, no., pp.025401-025410, [2020]

  • B. Dutta, F.Kormann, Subhradip Ghosh, B. Sanyal, J. Neugebauer and T. Hickel"Phonons in magnetically disordered materials:Magnetic versus phononic time scales", Physical Review B vol.101, no., pp.94201-094210, [2020]

  • Sheuly Ghosh and Subhradip Ghosh"Role of composition, site ordering, and magnetic structure for the structural stability of off-stoichiometric Ni2MnSb alloys with excess Ni and Mn ", Physical Review B vol.99, no. , pp.064112-064124, [2019]

  • Srikrishna Ghosh and Subhradip Ghosh"Systematic understanding of half-metallicity of ternary compounds in Heusler and Inverse Heusler structures with 3d and 4d elements", Physica Scripta vol.94, no., pp.125001-125013, [2019]

  • Srikrishna Ghosh and Subhradip Ghosh"Half-metallicity in Quaternary Heusler alloys with 3d and 4d Elements: Observations and insights from DFT calculations", Physica Status Solidi B vol.256, no., pp.1900039-1900048, [2019]

  • Srikrishna Ghosh and Subhradip Ghosh"Site-dependent substitution and half-metallic behavior in Heusler compounds: A case study of Mn2RhSi, Co2RhSi and CoMnRhSi", Computational Condensed Matter vol.21, no., pp.e00423-e00430, [2019]

  • Debasish Das and Subhradip Ghosh"Site Occupancies and Their Effects on the Physical Properties of Spinel Co (Cr1-xFex).2O4: An Ab Initio Study ", Physics Status Solidi B vol.DOI:0.1002, no.4, pp.1800025-1800032, [2018]

  • S. Ghosh, S. Singh, D. C. Joshi, P. Pramanik, S. Ghosh, P. K. Mishra and S.Thota"Role of dilution on the electronic structure and magnetic ordering of spinel cobaltites", Physical Review B (APS) vol.98, no. , pp.235119-1-14, [2018]

  • Ashis Kundu, Srikrishna Ghosh, Rudra Banerjee, Subhradip Ghosh, Biplab Sanyal"New Quaternary Half-metallic ferromagnets with large Curie temperatures", Scientific Reports vol.7, no.1, pp.1803, [2017]

  • Debashish Das, Rajkumar Biswas and Subhradip Ghosh"Systematic analysis of structural and magnetic properties of spinel CoB2O4 (B=Cr, Mn and Fe) compounds from their electronic structures", J. Phys.: Condens. Matter vol.28, no.44, pp.01-Sep, [2016]

  • Bhargab Deka, Ashis Kundu, Subhradip Ghosh, A.Srinivasan"Effect of electron-electron correlation and site disorder on magnetic moment and half-metallicity of Co2FeGa1-xFex alloys", Materials Chemistry and Physics vol.177, no. , pp.564, [2016]

  • Bhargab Deka, Ashis Kundu, Subhradip Ghosh and A. Srinivasan"Effect of electron-electron correlation and site disorder on the magnetic moment and half-metallicity of Co2FeGa1-xSix alloys", Materials Chemistry and Physics vol.177, no. , pp.564-569, [2016]

  • Bhargab Deka, Ashis Kundu, Subhradip Ghosh, A.Srinivasan"Experimental and ab initio studies on sub-lattice ordering and magnetism in Co2Fe(Ge1-xSix) alloys", Journal of Applied Physics vol.118, no. , pp.133906, [2015]

  • Souvik Paul, Biplab Sanyal and Subhradip Ghosh "First-principles study of the lattice instabilities in Mn2NiX(X=Al,Ga,In,Sn) magnetic shape memory alloys", Journal of Physics Condensed Matter vol.27, no.3, pp.35401, [2015]

  • Debashish Das,Subhradip Ghosh"Density functional theory based comparative study of electronic structures and magnetic properties of spinel ACr2O4 (A = Mn, Fe, Co, Ni) compounds ", J. Phys. D: Appl. Phys vol.48, no., pp.425001, [2015]

  • Souvik Paul, Subhradip Ghosh and Biplab Sanyal"Emergence of spin spiral magnetic order in Mn based Inverse Heusler alloys", Journal of Physics Condensed Matter vol.26, no.19, pp.196004, [2014]

  • Souvik Paul, Ashis Kundu, BiplabSanyal and Subhradip Ghosh "Anti site disorder and improved functionalities in Mn2NiX(X=Al,Ga,In,Sn) inverse Heusler alloys ", Journal of Applied Physics vol.116, no.13, pp.133903, [2014]

  • S. Paul, B. Sanyal and S. Ghosh "Magnetic properties of Mn2NiSn shape memory alloys", J. Phys. Condens. Mat. vol.25, no. , pp.236005, [2013]

  • M.B.Sahariah, S.Ghosh , C.S.Singh, S.Gowthama and R. Pandey"First-principles computation of structural, elastic and magnetic properties of Ni2FeGa across the martensitic transformation", Journal of Physics Condensed Matter vol.25, no. , pp.25502, [2013]

  • B. Dutta, S.Bhandary, S. Ghosh and B. Sanyal"First-principles study of magnetism in Pd3Fe under pressure", Physical Review B vol.86, no. , pp.24419, [2012]

  • R.Chouhan, A.Alam, S.Ghosh and A. Mookerjee"Phonon spectrum, entropy and lattice heat capacity of disordered Re-W alloys", Journal of Physics Condensed Matter vol.24, no. , pp.375401, [2012]

  • O. Granas, B. Dutta, S. Ghosh and B. Sanyal"A new first principles approach to calculate phonon spectra of disordered alloys", Journal of Physics Condensed Matter vol.24, no. , pp. 015402-015406, [2012]

  • B.Dutta and S. Ghosh "Vibrational properties of NixPt1-x alloys: an understanding from ab initio calculations", Journal of Applied Physics vol.109, no. , pp.53714, [2011]

  • S. Paul and S. Ghosh "First-principles investigations of the electronic structure and properties related to the shape memory behavior in Mn2NiX (X = Al,Ga,In,Sn) alloys", Journal of Applied Physics vol.110, no. , pp.063523-063530, [2011]

  • S. Paul and S. Ghosh "First-principles prediction of shape memory behavior and ferrimagnetism in Mn2NiSn", Journal of Physics Condensed Matter vol.23, no. , pp.206003-206008, [2011]

  • M.B.Sahariah and S. Ghosh "Dynamical Stability and phase transition in BeO under pressure", Journal of Applied Physics vol.107, no. , pp.83520, [2010]

  • B. Dutta and S. Ghosh "First-principles based investigation of effects of magnetism on lattice dynamics in Fe72Pd28 alloy", Intermetallics vol.18, no. , pp.1143, [2010]

  • S. Ghosh and B. Sanyal"Complex magnetic interactions in off-stoichiometric Ni2MnGa alloys", Journal of Physics Condensed Matter vol.22, no. , pp.346001, [2010]

  • B.Dutta, K.Bisht and S. Ghosh "Ab initio calculation of phonon dispersions in size-mismatched disordered alloys", Physical Review B vol.82, no. , pp.134207, [2010]

  • B. Dutta and S.Ghosh "Phonon spectra of PdxFe1-x: alloys with transferable force constants", J. Phys. Condens. Matt. vol.21, no. , pp.395401, [2009]

  • S. Ghosh "Calculation of phonon spectra and elastic constants of FePd intermetallics: performance of LDA and GGA", Intermetallics vol.17, no. , pp.708, [2009]

  • B. Dutta and S. Ghosh "The phonon spectra and elastic constants of PdxFe1−x: an understanding from inter- atomic interactions", Journal of Physics: Condensed Matter vol.21, no. , pp.95411, [2009]

  • K. Tarafder, S Ghosh , O Riksson, A Mookerjee & A.Chakraborty"Electronic and magnetic properties of disordered Fe-Cr alloys using different electronic structure methods", Journal of Physics Condensed Matter vol.20, no. , pp.445201, [2008]

  • M. Sahariah and S Ghosh "Lattice dynamics in BeO", Journal of Physics : Condensed Matter vol.20, no. , pp.395201, [2008]

  • S Ghosh "Ab initio calculation of lattice dynamics in FePd intermetallics", Journal of Physics Condensed Matter vol.20, no. , pp.275208, [2008]

  • A. Alam, S. Ghosh and A. Mookherjee"Phonons in disordered Alloys: comparison between augmented space-based approximations for configuration averaging to integration from first principles", Physical Review vol.B 75, no. , pp.134202, [2007]

  • S. Ghosh, D. A. Biava, D. D. Johnson and W. A. Shelton"Systematically exact integrated density-of-states Lloyd’s formula for disordered alloys with short range order", Phys. Rev. vol.B 73, no. , pp.85106, [2006]

  • Debashish Das, Rajkumar Biswas, Subhradip Ghosh"Systematic analysis of structural and magnetic properties of spinel CoB2O4(B=Cr,Mn and Fe) ompounds from their electronic structures", J. Phys.: Condens. Matter vol.28, no.446001, pp.9, [ 8 September 2016 ]

  • Debashish Das and Subhradip Ghosh "First-principles investigations into the thermodynamics of cation disorder and its impact on electronic structure and magnetic properties of spinel Co(Cr1-xMnx)2O4", J. Phys.: Condens. Matter vol.29, no.55805, pp.10, [ 12 December 2016 ]

  • Debashish Das, Shreemoyee Ganguly, Biplab Sanyal, Subhradip Ghosh "Effect of Fe doping in the structural, electronic and magnetic properties of CoCr 2 O 4 : insights from ab initio calculations", Materials Research Express vol.3, no.10, pp. , [ ]

  • Satyananda Chabungam, Parijat Borgohain, [Subhradip Ghosh}, Navdeep Singh, Munima B. Sahariah"Martensitic transformation and magnetism in Ni and Fe-rich compositions of Ni-Fe-Ga shape memory alloys", Journal of Alloys and Compounds vol.689, no. , pp.199, [ ]

  • Ashis Kundu, Markus E. Gruner, Mario Siewert, Alfred Hucht, Peter Entel, Subhradip Ghosh"Interplay of phase sequence and electronic structure in the modulated martensites of Mn2NiGa from first-principles calcultions", Physical Review B vol.96, no.6, pp.64107, [ ]

  • Ashis Kundu, Subhradip Ghosh"Site occupancy,composition and magnetic structure dependencies of martensitic transformations in Mn2Ni(1+x)Sn(1-x)", Journal of Physics Condensed Matter vol.30, no. , pp.15401, [ ]

  • Ashis Kundu, Subhradip Ghosh"First principles study of the structural phase stability and magnetic order in various structural phases of Mn2FeGa", Intermetallics vol.93, no. , pp.209, [ ]

Conferences

  • T. A. Dar, D. C. Joshi, S. Nayak, R. T. George, S. Ghosh and S. Thota"Structural and Micro-Raman studies of Ferroelectric KNaNbO3 and CuO composites", National Workshop on Fluorescence and Raman Spectroscopy vol., no. , pp. , [2017]

  • B. Dutta and Subhradip Ghosh "An ab initio based approach to calculate phonon spectra in random alloys: Applications to FexPd1−x", Proceedings of the DAE solid state physics symposium, Mumbai vol., no. , pp. , [2008]

  • M. Sahariah and Subhradip Ghosh "Phonon dispersion and elastic constants in Wurtzite-BeO", Proceedings of the DAE solid state physics symposium, Mumbai vol., no. , pp. , [2008]

  • B. Dutta and S. Ghosh "Self Consistent cluster theory for disordered alloys", Statistical Physics Approaches to multidisciplinary problems, IIT Guwahati vol., no. , pp. , [2008]

  • S. Ghosh "Calculation of phonon excitations in disordered alloys by Itinerant Coherent Potential Approximation", Multi scale approach to alloys: Advances and challenges, Sigtuna, Sweden vol., no. , pp. , [2007]