• Quantum Information and Computing

• Quantum Thermodynamics

• Quantum Chaos  

• Magnetism

• Quantum Many-body systems

Publications:

1. Entanglement properties of photon-magnon crystal from nonlinear perspective, M Wanic, C Jasiukiewicz, Z Toklikishvili, V Jandieri, M Trybus, E Jartych, SK Mishra, L Chotorlishvili, Physica D: Nonlinear Phenomena, 476, 134699 (2025)
2. Quantum heat engine with near-zero irreversible work utilizing quantum skyrmion working substance, V Vijayan, L Chotorlishvili, A Ernst, MI Katsnelson, SSP Parkin, SK Mishra, Physica A: Statistical Mechanics and its Applications, 669, 130599 (2025)
3. Characterizing quantum dynamics using multipartite entanglement generation, Gaurav Rudra Malik, Rohit Kumar Shukla, S Aravinda, Sunil Kumar Mishra, 2025 17th International Conference on COMmunication Systems and NETworks (COMSNETS), IEEE, 1051-1055 (2025)
4. Prethermal Floquet time crystals in chiral multiferroic chains and applications as quantum sensors of AC fields, Rohit Kumar Shukla, Levan Chotorlishvili, Sunil K Mishra, Fernando Iemini,  Physical Review B 111 (2), 024315 (2025)
5. Magnetoelectric fractals, Magnetoelectric parametric resonance and Hopf bifurcation, M Wanic, Z Toklikishvili, SK Mishra, M Trybus, L Chotorlishvili,  Physica D: Nonlinear Phenomena, 467, 134257 (2024)
6. Discriminating chaotic and integrable regimes in quenched field Floquet system using saturation of Out-of-time-order correlation Rohit Kumar Shukla, Gaurav Rudra Malik, S. Aravinda, Sunil Kumar Mishra, arXiv:2404.04177 (2024) 
7. Plasmonic skyrmion quantum thermodynamics Vipin Vijayan, L. Chotorlishvili, A. Ernst, M. I. Katsnelson, S. S. P. Parkin, S. K. Mishra, arXiv:2312.05656 (2023)
8. Quantum information diode based on a magnonic crystal, Rohit K Shukla, Levan Chotorlishvili, Vipin Vijayan, Harshit Verma, Arthur Ernst, Stuart SP Parkin, Sunil K Mishra, Materials for Quantum Technology, 3,035003 (2023) 
9. "Topological dynamical quantum phase transition in a quantum skyrmion phase"  Vipin Vijayan, L Chotorlishvili, A Ernst, SSP Parkin, MI Katsnelson, SK Mishra Physical Review B (Letter),107, L100419 (2023)
10. "Characteristic, dynamic, and near-saturation regions of out-of-time-order correlation in Floquet Ising models", Rohit Kumar Shukla and Sunil Kumar Mishra, Physical Review A 106(2), 022403 (2022)
11. "Hybrid quantum-classical chaotic NEMS" AK Singh, L Chotorlishvili, Z Toklikishvili, I Tralle, SK Mishra, Physica D: Nonlinear Phenomena 439, 133418 (2022)
12. "Out-of-time-order correlators of nonlocal block-spin and random observables in integrable and nonintegrable spin chains", Rohit Kumar Shukla, Arul Lakshminarayan, Sunil Kumar Mishra, Physical Review B 105, 224307 (2022)
13. "Scrambling and quantum feedback in a nanomechanical system", AK Singh, Kushagra Sachan, L Chotorlishvili, V Vipin, and  SK Mishra Eur. Phys. J. D 76, 17 (2022) 
14. "Directional scrambling of quantum information in helical multiferroics", M Sekania, M Melz, N Sedlmayr, SK Mishra, J Berakdar, Physical Review B 104 (22), 224421 (2021)
15. "Quantum teleportation by utilizing helical spin chains for sharing entanglement", Harshit Verma, Levan Chotorlishvili, Jamal Berakdar, Sunil Kumar Mishra, Quantum Information Processing 20 (2), 1-20 (2021)
16. "Out-of-time-order correlation and detection of phase structure in Floquet transverse Ising spin system",  RK Shukla, GK Naik, SK Mishra, arXiv:2002.05986 Europhysics Letters 132 (4), 47003 (2021) 
17. "Generation of coherence in an exactly solvable nonlinear nanomechanical system", AK Singh, L Chotorlishvili, S Srivastava, I Tralle, Z Toklikishvili, J Berakdar, SK Mishra  Physical Review B 101 (10), 104311 (2020)
18. "Controlled generation of genuine multipartite entanglement in Floquet Ising spin models", GK Naik, R Singh,  SK Mishra Phys. Rev. A  99, 032321 (2019) arXiv:1810.01708 
19. "Analytical solutions of inhomogeneous transverse field Ising models", Abhijit P. Chaudhari, Rajeev Singh , Sunil K. Mishra, Arxiv 1812.07316 (2018)
20. "Qubit(s) transfer in helical spin chains", Harshit Verma, L. Chotorlishvili, J. Berakdar, Sunil K. Mishra, Europhysics Letters 119 30001 (2017)  Arxiv link
21. Entanglement dynamics of two "nitrogen vacancy centers coupled by a nanomechanical resonator", Z. Toklikishvili, L. Chotorlishvili, S. K. Mishra, S. Stagraczynski, M. Schüler, A. R. P. Rau, J. Berakdar, Journal of Physics B: Atomic, Molecular and Optical Physics,50 (2017) 055007,  arxiv link
22. "Pulse and quench induced dynamical phase transition in a chiral multiferroic spin chain", M. Azimi, M. Sekania, S. K. Mishra,   L. Chotorlishvili, Z. Toklikishvili, J. Berakdar, Phys Rev. B 94, 064423 (2016), arxiv link
23. "Protocol using kicked Ising dynamics for generating states with maximal multipartite entanglement",  Sunil K. Mishra, Arul Lakshminarayan, V. Subrahmanyam,  Phys. Rev. A 91, 022318 (2015) arXiv link
24. "Three-level spin system under decoherence-minimizing driving fields: Application to nitrogen-vacancy spin dynamics", Sunil K. Mishra, L. Chotorlishvili, A. R. P. Rau, J. Berakdar, Phys. Rev. A 90, 033817 (2014) arXiv link
25. "Quantum Otto heat engine based on a multiferroic chain working substance" M. Azimi, L. Chotorlishvili, S. K. Mishra, T. Vekua, W. Hubner, J. Berakdar   New Journal of Physics 16, 063018, (2014)  arXiv link
26. "Beating the superparamagnetic size limit of nanoparticles on a ferroelectric substrate" A. Sukhov, L. Chotorlishvili, P.P. Horley, C.-L. Jia, S.K. Mishra, J. Berakdar  J. Phys. D Appl. Phys 47(15), 155302  (2014)  arXiv link
27. "Helical multiferroics for electric field controlled quantum information processing", M. Azimi, L. Chotorlishvili, S. K. Mishra, S. Greshner, T. Vekua, J. Berakdar, Phys. Rev. B 89 (2), 024424 (2014)   arXiv link
28. "Quenching and generation of random states in a kicked Ising model", Sunil K. Mishra and Arul Lakshminarayan, Europhysics Letters 105(1), 10002 (2014)  arXiv link
29. "Size-dependent magnetization fluctuations in NiO nanoparticles", Sunil Kumar Mishra and V. Subrahmanyam, Int. J. Mod. Phys. B 25, 2507 (2011)   arXiv link
30. "Slow dynamics of interacting antiferromagnetic nanoparticles", Sunil Kumar Mishra and V. Subrahmanyam, Phys. Rev. B 84, 024429 (2011) arXiv link  
31. "Memory and aging effects in antiferromagnetic nanoparticles", Sunil Kumar Mishra, Eur. Phys. J .B 78, 65 (2010)   arXiv link

This Semester:

2024-25 Odd Semester     PYM-515:Quantum Information Theory for MSc 2^nd year and Ph.D.
2024-25 Odd Semester     PHY 101: Classical, Quantum, and Relativistic Mechanics

Past Semesters:

PYM 405 Quantum Mechanics-II
PHY 103 Modern Physics
PYM-515:Quantum Information Theory 
PHY 101: Classical, Quantum, and Relativistic Mechanics
PHY 305 Advanced Quantum Mechanics
PHY-201:Quantum Physics 
PYM 403: Quantum Mechanics-I 
PHY-201:Quantum Physics 
PHY 505 Advanced Quantum and Statistical Mechanics
PHY 523 Quantum Phase Transition, Elective Course
PHY 303: Statistical Physics 
AP 3204: Statistical Physics 
AP 2102: Quantum Physics
AP 7101: Classical and Quantum Physics 

Members

1. Mr. Rajeev Kumar (Ph.D. Student)
2. Mr. Gaurav R. Malik (Ph.D. Student)
3. Mr.Vaibhav Shukla (Ph.D. Student)
4. Mr. Sudhanva Joshi (Ph.D. Student)
5. Mr. Kaushal Joshi (Ph.D. Student)
6. Mr. Vandit Jain (M.Tech. Student)
7. Mr. Ashutosh Pathak (M.Sc. Student)

Past Members

PhD

1. Dr. Rohit Kumar Shukla, Ph.D. thesis on "Out-of-time-order correlation in the quantum Ising Floquet spin system and magnonic crystals" (Presently Postdoc at Bar-Ilan University Israel)
2.  Dr. Abhishek Kumar Singh, Ph.D. thesis on "Quantum dynamics of Nitrogen-Vacancy center spin coupled with nonlinear nanomechanical resonator" (Presently Postdoc at Palacky University, Czech Republic)
3. Mr. Vipin V.  PhD. thesis on  "Quantum Skyrmions: Quantum Phase Transition, Entanglement Dynamics and Thermodynamics"

M.Tech./M.Sc.

1.  Mr. Harshit Verma, M.Tech thesis "On Generalised uncertainty principle" (Presently Quantum Computing Researcher at Eviden Singapore).
2. Mr. Gautam K. Naik, M.Tech thesis on "Quantum Annealing" (Presently pursuing Ph.D. at Boston University)
3. Mr. Sudheesh Kumar Srivastava, M.Tech thesis on  "Quantum Nonlinear Oscillator "(Presently pursuing Ph.D. at CUNY New York)
4. Mr. Abhijeet P. Chaudhari, M. Tech thesis on "Quench dynamics and entanglement in spin chains" (Presently pursuing Ph.D. at Pennsylvania State University)
5. Ms. Nikita Choudhary, MSc thesis on “Adiabatic Quantum Computing” (Presently pursuing Ph.D. at IIT Roorkee)
6. Mr. Dushyant Mishra, MSc thesis "Simulating Many-body Physics using Quantum Simulators"
7. Mr. Anubhav Mishra, MSc thesis 
8. Mr. Jeet Sharma, MSc thesis 
9. Mr. Shivam Agarwal, M.Tech. thesis "Entanglement entropy in transverse Ising model" 
10. Mr. Ashutosh Aman, M.Tech. thesis "Interaction of photon and two-level atom in a vacuum cavity"
11. Mr. Avinash G. (M.Tech. Thesis)
12. Naushad Ahmad (M.Sc. Student)
13. Nirupam Sen (M.Sc. Student)

UG/Stream Projects

1. Mr. Akash Nigam, B.Tech thesis  “Quantum Entanglement Study of a System of Nanomechanical Resonator and Spin”. 
2. Ms. M. Anusha, "Study of magnetotransport properties in Bi2Se3 topological insulators” jointly with Prof. Sandip Chatterji, Degree awarded in 2016.
3. Ms. Vineesha Srivastava (UG Project)
4. Mr. K. Aravind (UG Project)
5. Mr. Swapnesh Khemariya (Stream/ Hons Student, IDD 3rd year) (Co. Sup. Rajeev Singh )
6. Mr. Kushagra Sachan (Stream/ Hons Student, IDD 3rd year)
7. Mr. K. Dwivedi (UG Project)
8. Mr. Akash Singh (UG Project)

Conference on Quantum Information and Many-Body Theory, March 1- 3, 2019
https://sites.google.com/itbhu.ac.in/qimbt19/home

Ph.D. positions in quantum information and computing for externally funded (CSIR/UGC/INSPIRE JRF) are available.
02 Ph.D. position available in quantum information and computing for a candidate qualified for Institute Fellowship May 2025.

1. "Study of Quantum Chaos and multipartite entanglement using Quantum Circuits'' Funded by DST SERB (Completed)
2. "Magnetization dynamics of antiferromagnetic nanoparticles on geometrically frustrated arrays" Funded by DST (Completed)
3. "Thermalization and localization studies in kicked Ising model", Funded by IIT (BHU) under seed-grant (Completed)