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Dr. Soumya Jyoti Ray
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Assistant Professor Ph.D Coordinator |
Ph.D, University of St. Andrews, UK M.Sc,Indian Institute of Technology Kanpur |
+91(0) 6115 302 616 (office), +91(0) 6115 302 072 (Lab) |
ray[*AT]iitp.ac.in |
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Personal Webpage |
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https://sites.google.com/view/sjray// |
Research Areas/Areas of Interest |
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Condensed Matter Physics:
- Two-dimensional (2D) Materials
- Nanoelectronics
- Spintronics
- Superconductivity
- Magnetism
- Resistive Switching and Non-volatile memory
- Machine Learning
- Topological Insulators
- Quantum Metrology
- Oxide Electronics
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Sponsored Projects |
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- DST - Core Research Grant
- DST - Early Career Research Award
- DST – INSPIRE Research Grant
- UGC-DAE Collaborative Research Scheme
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Other Interests |
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- Travelling
- Sports
- Writing
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Courses taught at IITP |
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- PH101(T) : Physics – I (B. Tech)
- PH429 : Electronics (MSc)
- PH430 : Electronics Laboratory (MSc)
- PH424 : Statistical Mechanics (MSc)
- PH440 : General Physics Laboratory (MSc)
- PH512 : Atomic and Molecular Physics (MSc)
- PH527 : Measurement Techniques (MSc)
- PH703 : Quantum Mechanics and Statistical Mechanics (PhD)
- NT514 : Seminar (M. Tech)
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Research Students |
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Ph.D
- Shivani Rani (Thesis submitted)
- Shantanu Majumder (Thesis submitted)
- Puja Kumari
- Subhasmita Kar
- Towhidur Rahaman
- Saurav Kumar
- Dimpal Kumari
- Shubham Sahoo
- Neelam Gupta
Masters Thesis
Alumni
- Dr. Karuna Kumari (PhD)
- Akhil Nair (M. Tech)
- Saurabh Sharma (M. Tech)
- Shubham Kumar (M. Sc)
- Utsav (M. Sc)
- Mukesh Kumar (M. Tech)
- Tania Mukherjee (M. Sc)
- Saurav Sachin (M. Sc)
- Rahul R (M. Sc)
- Dipanshu Sharma (M. Sc)
- Puspendu Bar (M. Sc)
- Anurag Chaudhuri (M. Tech)
- Kumar Gaurav (M. Tech)
- Sweta Kumari (M. Tech)
- Siddhant Mishra (M. Tech)
- Dipanjali Sharma (M. Tech)
- Binita Malik (M. Sc)
- Abhinav Arun (M. Sc)
- Tania Patra (M. Sc)
- Akansha Anand (M. Sc)
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Professional Experience |
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- March, 2016 – present : Assistant Professor at IIT Patna
- 2014-2016 : Scientific Staff at Technical University of Darmstadt, Darmstadt, Germany
- 2012-2014 : Postdoctoral Research Fellow at CEA Grenoble, Grenoble, France
- 2007-2011: Teaching Assistant at University of St. Andrews, UK
- 2006–2007: Junior Research Fellow at Indian Institute of Science, Bangalore
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Awards & Honours |
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- Section Editor of “Current material Science” journal
- Editorial Board Member of “Current Chinese Science”
- Associate Editorial Board Member of “Current Graphene Science”
- Guest Editor of Special Issue "Novel 2D Energy Materials and Devices" in the journal Energy by MDPI (IF: 3.004)
- Listed among the top 2% scientists worldwide by the database created by Stanford University, USA
- DST- Early Career Research Award
- DST-INSPIRE Faculty Award (Direct Mode).
- Postdoctoral Research Fellowship at TU Darmstadt (Germany), University of Southampton (UK), University of St. Andrews (UK).
- Research Excellence Grant under the European Metrology Research Program (included salary, research contributions, travel).
- EPSRC Doctoral Fellowship, UK
- Doctoral Research Fellowship (Max. Planck Society, Germany)
- CSIR/UGC NET, GATE, IIT-JAM, NGPE.
- National Merit Scholarship (1999, 2001, 2004)
- Academic Excellence Award (West Bengal) – 1996, 1999, 2001
- Indian Academy of Science Fellowship.
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Member of Professional bodies |
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- Honorary Rosalind Member, London Journals Press, UK
- Member of Institute of Physics (MInstP), UK
- Life Member, Neutron Scattering Society of India
- Life Member, Magnetic Society of India
- Senior Member, IEEE
- Fellow of SASS
- Member, German Physics Society (DPG).
- Life Member, Science, Technology, Engineering and Mathematics Network, UK.
- Student Fellow, Indian Academy of Sciences
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Publications |
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- T. Mukherjee, S. Kar, S. J. Ray* - Robust Half Metallicity and tunable ferromagnetism in two-dimensional VClI2, Journal of Applied Physics, 133 (8), 084303 (2023)
- S. Sachin, S. Rani, S. Kar, P. Kumari, S. J. Ray* - Van der Waal’s twistronics in a MoS2/WS2 heterostructure, Computational Condensed Matter, 35, e00797 (2023)
- S. Sachin, S. Rani, S. Kar, P. Kumari, S. J. Ray* - Twist-engineered tunability in vertical MoS2/MoSe2 heterostructure, Applied Physics A, 129, 46 (2023)
- S. Majumder, K. Kumari, S. J. Ray* - Temperature dependent resistive switching properties of copper iodide and La0.7Sr0.3MnO3 nanocomposites, Applied Physics A, accepted [IF: 2.983]
- Sumit Chahal, Tumesh Sahu, S. Kar, S. J. Ray, V. Biju, P. Kumar - Transition Metal-Doped Boron Nitride Atomic Sheets with Engineered Bandgaps and Magnetization, Journal of Physical Chemistry C, 126, 21084 (2022) [IF: 4.177] Selected as, Cover image of this issue of journal.
- Sumit Chahal, A. K. Nair, S. J. Ray, J. Yi, A. Vinu, P. Kumar - Microwave flash synthesis of phosphorus and sulfur ultradoped graphene, Chemical Engineering Journal, 450, 4, 138447 (2022) [IF: 16.744]
- Alam, Noohul; Majumder, Shantanu; Ray, Soumya Jyoti; Sarma, Debajit - A Wide Bandgap Semiconducting Magnesium Hydrogel: Moisture Harvest, Iodine Sequestration and Resistive Switching, Langmuir 10601-10610 (2022) [IF: 4.331]
- Karuna Kumari, Ajay D. Thakur and S. J. Ray* - Resistive Switching Behaviour of (1-x)La0.7Sr0.3MnO3.(x)ZnO composite system, Applied Physics A, DOI : 10.1007/s00339-022-06084-w (2022) [IF: 2.983]
- T. Mukherjee, S. Kar, S. J. Ray* - Two-dimensional Janus monolayers with tunable electronic and magnetic properties, Journal of Materials Research, DOI: 10.1557/s43578-022-00753-5 [IF: 3.021]
- K. Viswakarma, S. Rani, Sumit Chahal, S. J. Ray, P. Kumar - Quantum Coupled Borophene Based Heterolayers for Excitonic and Molecular Sensing Applications, Physical Chemistry Chemical Physics, 2022, 24, 12816-12826 (2022) [IF: 4.123]
- S. Kar, S. Rani, S. J. Ray* – Stimuli assisted electronic, magnetic and optical phase control in a Van der Waal’s magnetic semiconductor, Physica E, 143, 115332 (2022) [IF: 3.369]
- T. Mukherjee, S. Kar, S. J. Ray* - Tunable electronic and magnetic properties in two-dimensional magnetic semiconductor VIBr2, Computational Materials Science, 209, 111319 (2022) [IF: 3.572]
- K Kumari, S. J. Ray, AD Thakur - Resistive switching phenomena: a probe for the tracing of secondary phase in manganite, Applied Physics A 128 (5), 1-11 (2022) [IF: 2.983]
- Karuna Kumari, Ajay D. Thakur and S. J. Ray* - Role of an oxide interface in a resistive switch, Current Applied Physics, 35, 16-23 (2022) [IF: 2.856]
- Kumari, Puja, and Soumya Jyoti Ray. "Tunable Optical Properties in Magnetic Phosphorene." Bulletin of the American Physical Society (2022).
- Kumari, Puja, and Soumya Jyoti Ray. "The magnetic anisotropy and spin filtering effect in ferromagnetic phosphorene." Materials Today: Proceedings 67 (2022): 931-934.
- Kar, Subhasmita, Soumya Jyoti Ray. "Twist-assisted tunability and enhanced ferromagnetism in a 2D Van Der Waal's Heterostructure." Bulletin of the American Physical Society (2022).
- Shivani Rani, Soumya Jyoti Ray, Twist dependent spin resolved conductance in Graphene|hBN van der Waals heterostructure, Bulletin of the American Physical Society (2022).
- S. Majumder, S. J. Ray, Strain-dependent properties of Single-electron transistor based on Bi2Se3 island. Bulletin of the American Physical Society (2022)
- Karuna Kumari, Ajay D. Thakur and S. J. Ray* - Temperature dependent resistive switching behaviour of an oxide memristor, Materials Letters, 303, 130451, 2021[IF: 3.423]
- S. Majumder, Karuna Kumari and S. J. Ray* - Pulsed voltage induced resistive switching behaviour of copper iodide and La0.7Sr0.3MnO3 nanocomposites Materials Letters, 302, 130339, 2021 [IF: 3.423]
- Karuna Kumari, Ajay D. Thakur and S. J. Ray* - The effect of graphene and reduced graphene oxide in the resistive switching behavior of La0.7Ba0.3MnO3, Materials Today Communication, 26, 102040, 2021 [IF: 2.678]
- S. Rani, S. J. Ray* – DNA sensing using graphene and hexagonal boron nitride island based nanosensor, Carbon, 173, 493-500 (2021) [IF: 11.307]
- A. Nair, S. J. Ray* – Electronic phase-crossover and room temperature ferromagnetism in a two-dimensional (2D) spin lattice, RSC Advances, 11(2), 946-952 (2021) [IF: 3.070]
- Karuna Kumari, Ashutosh Kumar, Ajay D. Thakur and S. J. Ray* - Charge Transport and Resistive Switching in a 2D hybrid interface, Materials Research Bulletin, 139, 111195, 2021 [IF: 4.641]
- S. Kar, A. Nair, S. J. Ray* – Supreme enhancement of ferromagnetism in a spontaneous symmetry broken 2D nanomagnet, Journal of Physics D: Applied Physics, 54 (10), 105001 (2020) [IF: 3.169]
- S. Mishra, S. Rani, S. J. Ray* - Single Electron Transistor based Nanosensor for DNA and RNA detection, Journal of Applied Physics, 128, 194302 (2020) [IF: 2.328]
- S. Rani, A. Nair, M. V. Kamalakar, S. J. Ray* - Spin-selective response tunability in two-dimensional nanomagnets, Journal of Physics: Condensed Matter, 32, 415301 (2020) [IF: 2.707]
- S. Rani, S. J. Ray* – Two-dimensional C3N based sub-10 nanometer Biosensor, Physical Chemistry Chemical Physics, 22, 11452-11459 (2020) [IF: 4.123]
- A. Nair, S. Rani, M. V. Kamalakar, S. J. Ray* - Bi-stimuli assisted engineering and control of magnetic phase in monolayer CrOCl, Physical Chemistry Chemical Physics, 22, 12806-12813 (2020) [IF: 4.123]
- Ashutosh Kumar, Karuna Kumari, S. J. Ray, Ajay D Thakur - Graphene Mediated Resistive Switching and Thermoelectric Behavior in Lanthanum Cobaltate, Journal of Applied Physics, 127, 235103 (2020) [IF: 2.138]
- P. Kumari, S. Majumder, S. Rani, A. Nair, K. Kumari, M. V. Kamalakar, S. J. Ray* - High efficiency spin filtering in magnetic Phosphorene, Physical Chemistry Chemical Physics, 22, 5893-5901 2020 [IF: 4.123]
- Jean-Francois Dayen, S. J. Ray, Olof Karis, Ivan Vera-Marun, and M. Venkata Kamalakar - Two-dimensional and Van der Waals spinterfaces, Applied Physics Reviews, 7 (1), 011303 (2020) [IF: 17.123]. Selected as,
- Must-read article in Spintronics by American Institute of Physics.
- Must-read article in Magnetic structures and devices by American Institute of Physics
- Must-read article in Low-dimensional Materials research by American Institute of Physics
- Karuna Kumari, Ashutosh Kumar, Dinesh K Kotnees, Jayakumar Balakrishnan, Ajay D. Thakur and S. J. Ray* - Structural and Resistive Switching Behaviour in Lanthanum Strontium Manganite-reduced Graphene Oxide Nanocomposite System, Journal of Alloys and Compounds, 815, 152213 (2020) [IF: 4.175]
- K Kumari, A Kumar, AD Thakur, SJ Ray, Effect of temperature and magnetic field in resistive switching behavior of La0.7Ca0.3MnO3.rGO nano-composite, AIP Conference Proceedings 2220 (1), 080007, 2020
- AK Nair, P Kumari, S. J. Ray - High temperature magnetic ordering in manganese doped phosphorene nanoribbon, AIP Conference Proceedings, 2265 (1), 030688 (2020)
- S Rani, S. J. Ray, Biosensing using C3N nanoribbon, AIP Conference Proceedings, 2265 (1), 030706 (2020)
- S. Kar, A. Nair and S. J. Ray, "Electronic and magnetic phase transition in monolayer Cr2Ge2Se6," 2020 5th IEEE International Conference on Emerging Electronics (ICEE), 2020, pp. 1-4, doi: 10.1109/ICEE50728.2020.9776763.
- S. Rani and S. J. Ray, "Graphene and hexagonal boron nitride based nano-electronic biosensor," 2020 5th IEEE International Conference on Emerging Electronics (ICEE), 2020, pp. 1-4, doi: 10.1109/ICEE50728.2020.9776951.
- S. Kar, S. Rani, A. Nair, M. Venkata Kamalakar and S. J. Ray, "Tuning and control of the magnetic properties of a 2D nanomagnet," 2020 5th IEEE International Conference on Emerging Electronics (ICEE), 2020, pp. 1-4, doi: 10.1109/ICEE50728.2020.9776919.
- A. Chaudhury, S. Majumdar, S. J. Ray* – Proximity Induced Colossal Conductivity Modulation in Phosphorene, Physical Review Applied (APS), 11, 024056 (2019) [IF: 4.782]
- S. Rani, S. J. Ray* – Detection of gas molecule using C3N island single electron transistor, Carbon, 144, 235 (2019) [IF: 11.307]
- S. Rani*, S. J. Ray - CO detection on Graphene, Nanomaterials and Energy, 8, 1-4 (2019)
- K. Gaurav, B. Shantibhushan, S. J. Ray, A. Shrivastava - Acridinium based Organic Molecular Single Electron Transistor for High Performance Switching Applications, IEEE Transactions on Nanotechnology 18, 1148-1155 (2019) [IF: 2.292]
- A. Nair, P. Kumari, S. J. Ray* - Dramatic magnetic phase designing in phosphorene, Physical Chemistry Chemical Physics 21 (42), 23713-23719 (2019) [IF: 4.123]
- S. J. Ray*, M. V. Kamalakar – Unconventional Strain-Dependent Conductance Oscillations in Pristine Phosphorene, Physical Chemistry Chemical Physics, 20, 13508 (2018). [IF: 4.123]
- S. J. Ray*, L. Alff – Superconductivity and Dirac Fermions in 112-phase Pnictides, Physica Status Solidi (B), 254, 1, 1600163 (2017). [Expected IF: 4-5]
- S. J. Ray* - First-Principles study of MoS2, Phosphorene and Graphene based Single Electron Transistor for gas sensing applications, Sensors and Actuators B: Chemical, 222, 492-498 (2016) [IF: 9.221] (Also invited for publication in the Journal of Visualized Experiments)
- Included in the h5 listing of the journal Sensors and Actuators B: Chemical
- S. J. Ray*, M. V. Kamalakar, R. Chowdhury - Ab-initio studies of Phosphorene island single electron transistor, Journal of Physics: Condensed Matter, 28, 195302 (2016) [IF: 2.346]
- S. J. Ray* – Gate engineered performance of Single Molecular transistor, Journal of Applied Physics, 119, 204302, 2016. [IF: 2.276]
- S. J. Ray* - Single Molecular Transistor as a Superior Gas Sensor, Journal of Applied Physics, 118, 034303 (2015) [IF: 2.276]
- P. Clapera, S. J. Ray, X. Jehl, M. Sanquer, A. Valentian, S. Barraud - Design and cryogenic operation of a hybrid quantum-CMOS circuit, Physical Review Applied (APS), 4,044009 (2015) [IF: 4.808]
- S. J. Ray* - Humidity Sensor using a Single Molecular Transistor, Journal of Applied Physics, 118, 044307 (2015) [IF: 2.276]
- R. Retzlaff, A. Buckow, P. Komissinsky, S. J. Ray, S. Schmidt, H. Muhlig, F. Schimidl, P. Seidel, J. Kurian, L. Alff - Superconductivity, role of pnictogen and Fe substitution in 112-LaPdxPn2(Pn = Sb, Bi), Physical Review B, 91, 104519 (2015). [IF: 3.836]
- S. J. Ray* - Single Molecular Transistor based Nanopore for the detection of Nicotine, Journal of Applied Physics, 116, 244307 (2014). [IF: 2.276]
- S. J. Ray* - Single atom impurity in a Single Molecular Transistor, Journal of Applied Physics, 116, 154302 (2014). [IF: 2.276]
- S. J. Ray*, R. Chowdhury - Double Gated Single Molecular Transistor for Charge Detection, Journal of Applied Physics, 116, 034307 (2014). [IF: 2.276]
- S. J. Ray, A. S. Gibbs, S. J. Bending, P. J. Curran, E. Babaev, C. Baines, A. P. Mackenzie, S. L. Lee - Muon-Spin Rotation measurements of the vortex state Sr2RuO4: Type-1.5 superconductivity, vortex clustering and a crossover from a triangular to a square vortex lattice, Physical Review B, 89, 094504 (2014). [IF: 3.836]
- M. Flokstra, S. J. Ray, S.J. Lister, J. Aarts, H. Luetkens, T. Prokscha, A. Suter, E. Morenzoni, S.L. Lee - Measurement of the Spatial Extent of Inverse Proximity in a Py/Nb/Py Superconducting Trilayer using Low-Energy Muon-Spin Rotation, Physical Review B, 89, 054510 (2014). [IF: 3.836]
- S. J. Ray, P. Clapera, X. Jehl, T. Charron, S. Djordjevic, L. Devoille, E. Potanina, G. Barinovs, V. Kashcheyevs- Modelling of an adiabatic tunable-barrier electron pump, Conference on Precision Electromagnetic Measurements, 446 - 447, 2014, Brazil [DOI: 10.1109/CPEM.2014.6898451].
- P. Clapera, S. J. Ray, X. Jehl, M. Sanquer, A. Valentian, S. Barraud – A quantum device driven by an ON-Chip CMOS ring oscillator, 11th IEEE International Workshop on Low Temperature Electronics, 73-76, 2014 [DOI: 10.1109/WOLTE.2014.6881029].
- T. Charron, L. Devoille, S. Djordjevic, O. Seron, F. Piquemal, P. Clapera, S. J. Ray, X. Jehl, R. Wacquez, M. Vinet- Characterization of hybrid metal/semiconductor electron pumps for quantum metrology, Conference on Precision Electromagnetic Measurements, 442 - 443, 2014, Brazil [DOI: 10.1109/CPEM.2014.6898449].
- D. O. G. Heron, S. J. Ray, S. J. Lister, C. M. Aegerter, H. Keller, P. H. Kes, G. I. Menon, S. L. Lee - Muon-Spin Rotation Measurements of an Unusual Vortex-Glass Phase in the Layered Superconductor Bi2.15Sr1.85CaCu2O8+δ, Physical Review Letters, 110, 107004 (2013). [IF: 8.462]
- S. J. Ray*, S. J. Lister, S. L. Lee, O. Hellwig, J. Stahn - Stoner enhanced paramagnetic influence on superconductivity in a superconductor/metallic heterostructure, Physica C, 487, 67-71 (2013). [IF: 1.404]
- X. Jehl, B. Voisin, T. Charron, P. Clapera, S. J. Ray, B. Roche, M. Sanquer, S. Djordjevic, L. Devoille, R. Wacquez, M. Vinet - Hybrid Metal-Semiconductor Electron Pump for Quantum Metrology. Physical Review X, 3, 021012 (2013). [IF: 12.789]
- R. Khasanov, T. Kondo, M. Bendele, Y. Hamaya, S. J. Ray, S. L. Lee, Tsunehiro Takeuchi- Suppression of the antinodal coherence of superconducting (Bi,Pb)2(Sr,La)2CuO6+δ as revealed by muon spin rotation and angle-resolved photoemission, Physical Review B (Rapid Communication), 82, 020511(R) (2010). [IF: 5.1]
- S. J. Lister, T. Thompson, J. Kohlbrecher, K. Takano, V. Venkataramana, S. J. Ray, M. P. Wismayer, M. A. de Vries, H. Do, Y. Ikeda, S. L. Lee - Size-dependent revershal of grains in perpendicular magnetic recording media measured by small angle polarized neutron scattering, Applied Physics Letters 97, 112503 (2010). [IF: 3.569]
- S. J. Lister, M. P. Wismayer, V. Venkataramana, M. A. de Vries, S. J. Ray, S. L. Lee, T. Thomson, J. Kohlbrecher, H. Do, Y. Ikeda, K. Takano, C. Dewhurst - Small-angle polarized neutron studies of perpendicular magnetic recording media, Journal of Applied Physics 106, 063908 (2009). [IF: 2.276]
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Selected Presentations |
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- University of Cambridge, UK
- University of Oxford, UK
- London School of Nanotechnology, UK
- University of Glasgow, UK
- CEA Grenoble, France
- Paul Scherrer Institute, Switzerland
- Technical University of Darmstadt, Germany
- University of Twente, Netherlands
- Helmholtz-Zentrum, Berlin (HZB), Germany
- University of Leeds, UK
- International Max. Planck Research School, Dusseldorf, Germany
- Max. Planck Institute for Microstructure Physics, Halle, Germany
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