• Faculty

    • Faculty Profile

    Dr Tathamay Basu

    Physics
    Assistant Professor
    Ph D 2015 Tata Institute of Fundamental Research, Mumbai
    M Sc 2010 Indian Institute of Technology Bombay, Mumbai
    B Sc 2008 University of Calcutta, Kolkata

    Personal Webpage

    15 July 2021 - Till date Assistant Professor Rajiv Gandhi Institute of Petroleum Technology, Jais, Amethi
    18-August 2021 - Till date Visiting Assistant Professor (Adjunct) University of Minnesota, Twin Cities, USA
    03-August 2020 -04-June-2021 Postdoctoral  Associate University of Minnesota, Twin Cities, USA
    15 March 2019 – 31 July 2020 Research Associate Michigan State University, USA
    01 April 2017 – 10 March 2019 Postdoctoral Fellow  Centre National de la Recherche Scientifique (CNRS), France
    12 Jan 2016 – 28 Feb 2017 Postdoctoral Fellow  University of Augsburg, Germany

     

    • Multiferroic and Magnetoelectric Materials for the data storage device
    • High-k and low loss dielectric material
    • Ionic Control of Materials (Electrolyte Gating using Ionic Liquid/Gel)
    • Investigation of strongly correlated electron systems through X-ray, muon-SR and Neutron spectroscopy.
    • Metal-organic-framework – a new approach towards multiferroicity
    • Investigation of ultra-high-capacitor – an alternative energy

    External   Research Funding: 

    1. Seed Research Grant (SRG) fund from Science and Engineering Research Board (SERB) (File Number: SRG/2022/000044). 
      Project titled "Design and Investigation of magnetoelectric materials- an emerging route in data-storage devices". 
      Duration:  2 years (2022-2024).

    2. Collaborative Research Scheme (CRS) Project fund from UGC-DAE CSR (Ref.: CRS/2021-22/03/544).
      Project Title:  'Investigation of magnetic structure and magnetoelectric coupling of designed 4d/5d -4f coupled strongly correlated systems '.
      Duration: 3 years (2022-2025)

    International: 

    1. Beamtime Awarded as Principal Investigator
      X-ray beamtime at SOLEIL, France in 2022-2023.

    Before joining RGIPT:

    • Neutron beam-time under high pressure in ORNL, US in 2021-22.
    • Neutron beam-time (Inelastic scattering) in 2021 in J-parc, Japan
    • Neutron beamtime (Diffraction and Inelastic Scattering) in 2020 in ORNL, US.
    • Muon-SR beamtime in 2013, 2015, 2017, 2018 in ISIS, STFC facility, UK.
    • Neutron beam-time (Inelastic scattering) in 2018-2019 in ISIS, STFC facility, UK
    • Neutron beam-time (Diffraction) in 2018 and 2019 in LLB and ILL, France


    Internal Funding from RGIPT

    • SEED Grant to develop research Lab at RGIPT.

    Google Scholar for updated publications:  [Click here]

    Peer-reviewed SCI Journal journals:

    1. T. Basu*, V. Caignaert, F. Damay, T.W. Heitmann, B. Raveau, X. Ke. The cooperative Ru(4d)-Ho(4f) magnetic orderings and phase coexistence in the 6H-perovskite Ba3HoRu2O9. Phys. Rev. B. (Rapid Communications), 102, 020409 (2020).
    2. T Basu*, T Zou, Z Dun, C Dela Cruz, T Hong, H Cao, M Zhu, H Zhou, X Ke, Magnetic Field Induced Phase Transition in Spinel GeNi2O4. Phys. Rev. B, 102, 134421 (2020).
    3. T Basu*, FY Wei, Q Zhang, Y Fang, X Ke. Complex magnetic structure in Ba5Ru3O12 with isolated Ru3O12-trimer. Phys. Rev. Materials, 4, 114401 (2020).
    4. B. Leclercq, A. M. Arévalo-López, H. Kabbour, S. Daviero-Minaud, A. Pautrat, T. Basu, C. V. Colin, R. Das, R. David, O. Mentré. Multiferroics BaCoX2O7 (X = P, As) compounds with incommensurate structural waves but collinear spins ingredients. Adv. Quantum Technol., 4, 2000064 (2020).
    5. K Maiti, T Basu, S Thakur, N Sahadev, D Biswas, G Adhikary, Y Xu, W Löser, EV Sampathkumaran. Electronic structure studies on single crystalline Nd2PdSi3, an exotic Nd-based intermetallic: Evidence for Nd 4f hybridization. J. Phys.: Condens. Matter., 32, 46LT02 (2020).
    6. T. Basu*, V. Caignaert, S. Ghara, X. Ke, A. Pautrat, S. Krohns, A. Loidl and B. Raveau. Enhancement of magnetodielectric coupling in 6H-perovskites Ba3RRu2O9 for heavier rare-earth cations (R=Ho, Tb). Phys. Rev. Materials 3, 114401 (2019).
    7. M. Smidman, C. Ritter, D. T. Adroja, S. Rayaprol, T. Basu, E. V. Sampathkumaran, and A. D. Hillier. Magnetic order in Nd2PdSi3 investigated using neutron scattering and muon spin relaxation. Phys. Rev. B 100, 134423 (2019) (Editor’s suggestion).
    8. T. Basu*, C. Bloyet, F. Beaubras, O. Perez, V. Caignaert, J-M. Rueff, A. Pautrat, B. Raveau, J-F. Lohier, P-A. Jaffres, H. Couthon, G. Rogez, G. Taupier and H. Dorkenoo. Designing of a magnetoelectric system in hybrid organic-inorganic framework, a perovskite layered phosphonate MnO3PC6H4-m-Br.H2O. Adv. Func. Mater., 29, 1901878 (2019).
    9. T. Basu*, A. Pautrat, V. Hardy, A. Loidl, S. Krohns. Magnetodielectric coupling in a Ru-based 6H-perovskite, Ba3NdRu2O9. Appl. Phys. Lett. 113, 042902 (2018).
    10. T. Basu*, C. Bloyet, J-M. Rueff, V. Caignaert, A. Pautrat, B. Raveau, P-A. Jaffres and G. Rogez. Incipient spin-dipole coupling in a 1D helical-chain metal-organic hybrid. J. Mater. Chem. C (Communication), 6, 10207, (2018).
    11. K. K. Iyer, T. Basu, P. L. Paulose, E. V. Sampathkumaran. Eu valence transition behavior in the nano form of EuPd2Si2. J. Magn. Magn. Mater. 465, 515 (2018).
    12. T. Basu*, D. T. Adroja, F. Kolb, H.-A. Krug von Nidda, A. Ruff, M. Hemmida, A. D. Hillier, M. Telling, E. V. Sampathkumaran, A. Loidl, and S. Krohns. Complex nature of magnetic field induced ferroelectricity in GdCrTiO5. Phys. Rev. B 96, 184431 (2017).
    13. T. Basu*, A. Jesche, B. Bredenkötter, M. Grzywa, D. Denysenko, D. Volkmer, A. Loidl and S. Krohns. Magnetodielectric coupling in a non-perovskite metal-organic framework. Mater. Horiz. (Communication) 4, 1178 (2017).
    14. B. Koteswararao, T. Chakrabarty, T. Basu, B. Hazra, P. Srinivasarao, P. L. Paulose and S. Srinath. Large spontaneous exchange bias in a weak ferromagnet Pb6Ni9(TeO6)5. Sci. Rep. 7, 8300 (2017).   
    15. M. K. Sharma, T. Basu, K. Mukherjee and E. V. Sampathkumaran. Enhancement of magnetic ordering and magnetodielectric coupling strength by non-magnetic ion doping on a multiferroic DyFe0.5Cr0.5O3.  J. Phys.: Condens. Matter. 29, 085801 (2017).
    16. T. Basu*, K. K Iyer, P.L. Paulose and E.V. Sampathkumaran. Dielectric anomalies and magnetodielectric coupling behavior of single crystalline Ca3Co2O6, a geometrically frustrated magnetic spin-chain system. J. Alloys Compd. 675, 364 (2016).
    17. S. Sharma, T. Basu, A. Shahee, K. Singh, N. P. Lalla and E. V. Sampathkumaran. Complex dielectric and impedance behavior of magnetoelectric Fe2TiO5. J. Alloys Compd. 663, 289 (2016).    
    18. M. K. Sharma, T. Basu, K. Mukherjee and E. V. Sampathkumaran. Effect of rare-earth (Er and Gd) substitution on the magnetic and multiferroic properties of DyFe0.5Cr0.5O3.  J. Phys.: Condens. Matter. 28, 426003 (2016).
    19. T. Basu*, K. Singh, S. Gohil, S. Ghosh and E.V. Sampathkumaran. Implication of magnetic and magnetodielectric behavior of GdCrTiO5. J. Appl. Phys. 118, 234103 (2015).
    20. T. Basu*, N. Mohapatra, K. Singh, E. V. sampathkumaran.  Magnetodielectric coupling in Nd2BaNiO5, a Haldane spin-chain compound. AIP Advances, 5, 037128 (2015).
    21. T. Basu, K. K Iyer, K. Singh, K. Mukherjee, P.L. Paulose and E.V. Sampathkumaran. Magnetodielectric coupling behavior of single crystalline Ca3Co1.4Rh0.6O6 due to geometrically frustrated magnetism. Appl. Phys. Lett. 105, 102912 (2014).
    22. S. Sharma, T. Basu, A. Shahee, K. Singh, N. P. Lalla and E. V. Sampathkumaran. Magnetoelectric coupling in a uniaxial anisotropic spin-glass Fe2TiO5.  Phys. Rev. B 90, 144426 (2014).
    23. T. Basu*, K. Singh, N. Mohapatra and E. V. Sampathkumaran. Magnetic and dielectric behavior of the spin-chain compound Er2BaNiO5 well below its Néel temperature.  J. Appl. Phys. 116, 114106 (2014).
    24. T. Basu, V. V. R Kishore, S. Gohil, B. Gonde, N. Mohapotra, K. Singh, P. Mahadevan, S. Ghosh and E.V. Sampathkumaran. Displacive-type ferroelectricity from magnetic correlations within spin-chain. Sci. Rep. 4, 5636 (2014). 
    25. T. Basu, P. L. Paulose, K. K. Iyer, K. Singh, N. Mohapatra, S. Chowki, B. Gonde and E. V. Sampathkumaran. A reentrant phenomenon in magnetic and dielectric properties of Dy2BaNiO5 and an intriguing influence of external magnetic field. J. Phys.: Condens. Matter (Fast Track Communication) 26,172202 (2014).
    26. S. Chowki, T. Basu, K. Singh, K. K. Iyer, N. Mohapotra and E.V. Sampathkumaran. Multiferroicity and magneto-electric effect in Gd2BaNiO5. J. Appl. Phys. 115, 214107 (2014).
    27. T. Basu, K.K.Iyer, K. Singh and E. V. Sampathkumaran. Novel dielectric anomalies due to spin-chains above and below Néel temperature in Ca3Co2O6. Sci. Rep. 3, 3104 (2013).
    28. T. Basu, K. Singh and E. V. Sampathkumaran. Modifications in the frustrated magnetism, oxidation state of Co and magnetoelectric coupling effects induced by a partial replacement of Ca by Gd in the spin-chain compound Ca3Co2O6. J. Phys.: Condens. Matter 25, 496013 (2013).
    29. K. Singh, T. Basu, S. Chowki, N. Mahapotra, K. Iyer, P. L. Paulose and E. V. Sampathkumaran. Multiferroicity and magnetoelectric coupling in Haldane spin chain system, Dy2BaNiO5.  Phys. Rev. B 88, 094438 (2013).
    30. K.Mukherjee, T. Basu, K. K. Iyer and  E. V. Sampathkumaran. Nd 4f hybridization effect on the magnetism of Nd2PdSi3. Phys. Rev. B 84, 184415 (2011).

    Internationally Invited Talks                                                                       

    1. University of Minnesota, Twin Cities, USA, 04 June 2020,
      Seminar topic - “Magnetic and magnetoelectric investigation of strongly correlated d-f system”.
    2. Paul Scherrer Institute (PSI), Switzerland, 23 July 2019,
      Seminar topic - “spin-driven ferroelectricity in strongly correlated 3d-4f system GdCrTiO5”.
    3. TRIUMF, University of British Columbia, Vancouver, Canada, 13 Jan 2017. Seminar topic - “Multiferroicity and magnetoelectric coupling in spin-chain and rare-earth based oxide systems”.

    Oral presentations in International Conferences/ Workshops

    1. APS March Meeting-2020, Denver, USA, 2-6 March, 2020, on the topic “Strong anisotropic spin-dipole coupling in electron-withdrawing Br-based system Cu2(OH)3Br” 
    2. APS March Meeting-2020, Denver, USA, 2-6 March, 2020, on the topic “Magnetic Field Induced Phase Transition in Spinel GeNi2O4”.
    3. Joint MMM-Intermag Conference 2019, Washington DC, USA, 14-18 January, 2019, on the topic “Strong magnetodielectric coupling in a Ru-based 6H-perovskite, Ba3RRu2O9 (R=Nd, Ho)”.
    4. GdR Magnetism and Molecular Switching (GdR MCM-2) 2017 Conference, Dourdan, France, 26-28 Nov, 2017, on the topic “Spin-chain induced dielectric anomaly in a hybrid metal-organic network”.
    5. MMM Conference 2014, Honolulu, USA, 3-7 November, 2014, on the topic “Anisotropic Magnetodielectric coupling in single crystalline Ca3Co2O6”
    6. MMM Conference 2014, Honolulu, USA, 3-7 November, 2014, on the topic “Displacive-type ferroelectricity from one dimensional spin-chain”.
    7. International workshop on ‘Photoemission and Electronic Structure of 4f and 5f Systems (farpes13), 28-30 May, 2013, MPI-PKS, Dresden, Germany, on the topic “Strong Nd-4f hybridization in Nd2PdSi3”.

    Scientific Organizing Committee member

    •   “International Conference on Physics”, held at London, UK, February 20-21, 2020.

    Reviewer in SCI journal

    • ?Nature Publishing - Scientific Report
    • IOP Publishing - J. Phys. C: Cond. Matt.;  J. Phys. D: Appl. Phys.
    • AIP Publishing - J. Appl. Phys.;  AIP Advances.
    • Science Direct, Elsevier -J. Alloy Compd.; Physica B; Solid State Commun.; J. Mag. Mag. Mater.
    • Wiley - Advanced Electronic Materials
    • ACS- J. Phys. Chem.

    Current Research Collaborators

    USA Oak Ridge National Laboratory (ORNL): Dr. C.R. Dela Cruz, Dr. H. B. Cao, Dr. Q. Zhang, Dr.   M. Stone
    Michigan State University:  Dr.  Xianglin Ke
    University of Minnesota:  Prof. M. Greven  
    UK ISIS Facility, STFC: Dr. D. T. Adroja, Dr. A. Hillier
    Germany Augsburg University: Prof. A. Loidl, Dr. S. Krohns, Prof. D. Volkmer
    France

    CNRS, Caen (CRISMAT-lab): Prof. B. Raveau, Prof. V. Caignaert, Dr. A. Pautrat 
    LLB/ ILL, Grenoble: Dr. F. Damay;
    IPCMS-CNRS, Strasbourg: Prof. G. Rogez
    Denmark Niels Bohr Institute: Prof. K. Lefmann
    India

    TIFR, Mumbai: Prof. E. V. Sampathkumaran, P. L. Paulose
    IIT Bombay:  Prof. A. V. Mahajan
    IIT Mandi: Prof. K. Mukherjee
    IIT Tirupati: Dr. K. Bommisetti
    UGC-DAE/ BARC, Mumbai: Dr. S. Kaushik, Dr. S. Rayaprol
    NIT Jalandhar: Dr. K. Singh

    		 
    Award/ fellowship
    • Review Editor in 'Frontiers in Physics' 
    • Selected for national-level UGC-CSIR NET Fellowship (JRF) in 2010
    • Rank 7 (99.85 percentile) in JEST-2010 (All-India national entrance test for PhD in India)
    • Got ‘Student Travel Grant Award’ at prestigious International Conference, MMM-2014, Honolulu, USA,2014 during Ph.D.
    • Selected for national-level UGC-CSIR NET Fellowship (JRF) in 2010
    • Rank 7 (99.85 percentile) in JEST-2010 (All-India national entrance test for PhD in India)
    • Cleared GATE in Physics in 2010
    • Rank 43 in JAM entrance-2008 in Physics (admission test for M. Sc in all IITs, India)
    • Obtained “India-UK Newton Fund” to to perform mSR experiment in 2015 at ISIS Facilities, UK.
    • Got ‘Student Travel Grant Award’ in prestigious International Conference, MMM-2014, Honolulu, USA,2014.
    Beamtime Awarded as Principal Investigator
    • muon-SR beamtime in 2013, 2015, 2017, 2018 in ISIS, STFC facility, UK.
    • Neutron beam-time (Inelastic scattering) in 2018 in ISIS, STFC facility, UK
    • Neutron beam-time (Diffraction) in 2018 and 2019 in LLB and ILL, France
    • Neutron beamtime (Diffraction and Inelastic Scattering) in 2020 in ORNL, US.
    • Neutron beam-time (Inelastic scattering) in 2021 in J-parc, Japan
    Teaching
    • Post Graduate courses:
      • Experimental Methods in Physics
      • Magnetism and Applications of Magnetic Materials
    • Under Graduate level:
      • Classical Physics
      • Modern Physics
      • Physics Lab course 
      • Universal Human Value
    ;