R. Srikanth

  • Foundations of quantum mechanics
  • Quantum information theory
  • Quantum cryptography
  • Solar physics: supergranulation
  • Cognition

Quantum information theory:

  1. Non-Markovianity in quantum information processing
  2. Representing graphs by quantum states
  3. Quantum noise characterization via quantum error correcting codes
  4. Counterfactual cryptography
  5. Quantum correlations in particle physics

Foundations of quantum mechanics:

  1. Quantum mechanics, special relativity and the nature of the quantum state
  2. Characterizing nonclassicality in single and multi-partite systems
  3. Absolute and genuine superlocality
  4. Computation in the convex framework


Quantum cryptography:

  1. Foundational implications of quantum cryptography
  2. Post-cold-war quantum cryptography
  3. Noise-restricted eavesdropping in practical situations


Solar physics:

  1. Solar supergranulation
  2. Solar energy management


Foundations of science:

  1. Computability, volition and cognition
  2. Identity and individuation
  1. Nonclassicality of local bipartite correlations C. Jebaratnam, S. Aravinda, R. Srikanth Phys. Rev. A 95, 032120 (2017)

  2. Characterization of Unruh channel in the context of open quantum systems Subhashish Banerjee, Ashutosh Kumar Alok, S. Omkar, R. Srikanth.J. High Energ. Phys. (2017) 2017: 82.

  3. Extending quantum mechanics entails extending special relativity  S. Aravinda and R. Srikanth J. Phys. A: Math. Theor. 49, 205302 (2016)

  4. The Unruh effect interpreted as a quantum noise channel S. Omkar, Subhashish Banerjee, R. Srikanth, Ashutosh Kumar Alok  Quantum Inf. and Comp. 16, 0757  (2016)

  5. The two-qubit amplitude damping channel: characterization using quantum stabilizer codes, S. Omkar, R. Srikanth, Subhashish Banerjee, Anil Shaji Annals of Physics, 373, 145-162 (2016).

  6. Bipartite separability and non-local quantum operations on graphs Supriyo Dutta, Bibhas Adhikari, Subhashish Banerjee, R. Srikanth  Phys. Rev. A 94, 012306 (2016)

  7. Violation of no-signaling in higher-order quantum measure theories Subhashish Banerjee, Ashutosh Kumar Alok, R. Srikanth and Beatrix C. Hiesmayr Int. J. Quantum Inform, 14, 1650024 (2016)

Long term PROJECTS:

  1. “Computational speedup in quantum mechanics and generalized probabilistic theories” -- sponsored by Dept of Science and Technology - SERB project number: EMR/2016/004019  (Mar, 2017 --)
  2. “A Dialog across Traditions: Modern science and ancient insights on reality”, (together with Prof Sisir Roy, NIAS, Bangalore and Prof Debajyoti Gangopadhyay, VBU, Hazaribag), sponsored by the Indian Council for Philosophical Research (ICPR), Delhi (symposium: Oct 25--27, 2016)
  3. "Entanglement, nonlocality and superluminal signaling in deterministic and indeterministic extensions of quantum mechanics"  -- sponsored by Dept. of Science and Technology (DST) project number SR/S2/LOP-02/2012 (Mar 2012 -- Mar 2016).

Short term PROJECTS:

I list various Masters / undergrad reading or research projects I have guided or am guiding:

  1. Mr Shesha Gopal (IISER-Kolkata), May 16, 2016  Topic: Facet inequalities for quantum nonlocality
  2. Mr Avinash Bhargav (Central University, Hyderabad) May 16, 2016 Topic: Convex optimization and semidefinite programming
  3. Mr A. Animesh (June 10 to Nov 9, 2016). Topic: Towards a device-independent semi-counterfactual quantum cryptography protocol
  4. Mr E. Pradeep Kumar (June 10 to Oct 10, 2016). Topic: Quantum correlations and neutrino oscillations.
  5. Mr Shrikant Utagi, Central University of Karnataka, Gulbarga, Summer internship (Dec 10, 2014 to Feb 9, 2015):(Topic: Quantum indistinguishability: some foundational considerations)
  6. Mr. Pavan Iyengar of University of Pune. RRI Visiting Student internship (May 22, 2012 to May 21, 2013): (Topic: Quantifying quantumness via commutators: An application to quantum walks.).
  7. Ms. Preeti Yadav of St. Stephen's College, RRI Visiting Student internship (Aug 21, 2012 to Aug 21, 2013): (Topic: On the multipartite extension of the Goldenberg-Vaidman quantum key distribution protocol).
  8. Mr. Rox Ranjeeth of National College, Bangalore, REAP scholarship of Nehru Planetarium, Bangalore (Aug 20, 2011 to Aug 21, 2012): (Topic: Why quantum no-cloning is not violated in a laser.).
  9. Mr. X. Bangarusai of IISER Kolkata, RRI Summer internship (May 10 to July 10, 2012): (Topic:Optimal cloning from no-signaling).
  10. Ms. Ashima Arora of IISER Mohali. RRI Summer internship (May 20 to July 20, 2012): (Topic:The role of entanglement in quantum computational speed-up).
  11. Mr. Siddhartha Das of IISER Pune, RRI Summer internship (May 10 to July 10, 2012): (Topic:Roy-Singh inequalities).
  12. Mr Atul Mantri (IISER Mohali), (RRI Summer internship (Dec 15, 2011 to Jan 30, 2012): Topic: Geometry and classification of nonlocal boxes)
  13. Mr. Subramanya Hegde of Yuvraj College, Mysore (RRI Summer internship (Aug 16, 2011 to Jan 30, 2012): Topic: Quantum Turing machines)
  14. Mr Reet Chowdhury (NIT Tiruchirappalli) June 1 to July 4, 2011. Topic: Quantum Kolmogorov complexity
  15. Mr. Srinatha Narayanaswamy, PPISR Long-term internship (April 6, 2010 to Sep 6, 2011): (Topic: The Quantum cryptographic switch)
  16. Mr. Balaji Rao, PPISR Long-term internship (May 10, 2010 to May 11, 2011): (Topic:Noisy quantum walk).
  • Various invited talks and lectures. Most recently:
    1. Invited Talk: “Nonclassical properties of monopartite systems”
      International School and Conference on Quantum Information-2016, 
      Institute of Physics, February 9--18, 2016
    2. Invited talk: Operationally Lorentz-covariant extensions of quantum mechanics,International Conference on Quantum Foundations 2015, National Institute of Technology, Patna, November 30 -- December 4, 2015.
  • DST-sponsored project (Rs. 12 lakhs) "Entanglement, nonlocality and superluminal signaling in deterministic and indeterministic extensions of quantum mechanics" (2013--2016; SR/S2/LOP-02/2012)
  • Editor (Quanta, quanta.ws)
  • Reviewer (Phys Rev A, Quantum Information Processing, Physica Scripta, Int. J. Theoretical Physics, Quanta, etc.)
  • Philosophy of science: causality, free will, computability, individuation and identity
  • Organizer / co-organizer of
    1. International symposium titled Science Meets Oriental Philosophy 2015 (Dec 8, 2015) held at PPISR.
    2. Nalanda Dialogs (2009, 2010, 2012): (nalanda-dialogforum.org )
  • Invitations to adjudicate in science competitions, and as thesis examiner / reviewer.

Mr U. Shrikant

PhD Student

Thesis title:Computational speed-up in generalized probability theories


Ms Sowmya G. M (along with Prof. U. Paniveni, NIEIT, Mysore)
PhD Student

Thesis title: Rotational effects of the Solar supergranular spectrum


Ms. Rajani G,(along with Prof. U. Paniveni, NIEIT, Mysore)
PhD Student

Thesis title:Long-term variation of the fractal dimension of the Sun

Mr S. Aravinda

Thesis title: Foundational Aspects  of Contextuality and  Nonlocality.

Currently at:Institute for Mathematical Sciences, Chennai, India

Dr S. Omkar

Thesis title: Operator Sum-Difference Representation and quantum error correction based characterization of noise due to Dissipative and Non­demolition Interaction with a squeezed Environment. 

Currently at: Center for Macroscopic Quantum Control, Seoul National University, S. Korea

Dr Akshata Shenoy Hejmadi

Thesis title: Nonlocality and counterfactuality in Quantum Cryptography 

Currently at: Group of Applied Optics, University of Geneva, Switzerland