Quantum information theory:

1. Concept of quantum non-Markovianity weaker than CP-indivisibility.
2. Resource theory for non-Markovian channels.
3. Measure of not-completely-positive qubit maps.
4. Non-Markovian Pauli channels.
5. Maximally nonlocal subspaces: certification and applications.

 Foundations of quantum mechanics:

1. Contextuality and nonlocality of indistinguishable particles.
2. Hierarchical axioms for quantum mechanics.
3. Quantum information processing and the reality of the quantum state.
4. Operational approach to contextuality and nonlocality.

 Quantum cryptography:

1. Quantum key distribution with counterfactuality.
2. Counter factual quantum digital signature.
3. Security with counterfactuality and indistinguishability.
4. Trusted noise scenarios.

Philosophy of science:

1. Reconciliation of free will and causality through consciousness.
2. Scientific analysis of the limits of science in the context of consciousness.

1. Dynamics of quantum correlations in a Qubit-Oscillator system interacting via a dissipative bath Revanth Badveli, Vinayak Jagadish, R. Srikanth and Francesco Petruccione To appear in Open Systems and Information Dynamics (2020)
2. Measure of not-completely positive qubit maps: The general case Vinayak Jagadish, R. Srikanth and Francesco Petruccione Phys. Rev. A 100, 012336 (2019).
3. Maximally nonlocal subspaces Akshata Shenoy H and R. Srikanth J. Phys. A: Math. Theor. 52 095302 (2019).
4. Measure of positive and not completely positive single-qubit Pauli maps Vinayak Jagadish, R. Srikanth and Francesco Petruccione Phys. Rev. A 99, 022321 (2019).
5. Hierarchical axioms for quantum mechanics S. Aravinda, Anirban Pathak and R. Srikanth European Physical Journal D, 73(9), p.207 (2019).
6. Non-Markovian dephasing and depolarizing channels U. Shrikant, R. Srikanth and Subhashish Banerjee Phys. Rev. A 98, 032328 (2018).
7. Non-Markovian evolution: a quantum walk perspective Pradeep Kumar, Subhashish Banerjee, R. Srikanth, Vinayak Jagadish and Francesco Petruccione Open Systems & Information Dynamics 25, 1850014 (2018).
8. Operational characterization of quantumness of unsteerable bipartite states Debarshi Das, Bihalan Bhattacharya, Chandan Datta, Arup Roy, C. Jebaratnam, A. S. Majumdar and R. Srikanth Phys. Rev. A 97, 062335 (2018).
9. Nonclassicality of local bipartite correlations C. Jebaratnam, S. Aravinda, R. Srikanth Phys. Rev. A 95, 032120 (2017).
10. Extending quantum mechanics entails extending special relativity S. Aravinda and R. Srikanth J. Phys. A: Math. Theor. 49, 205302 (2016).

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I LIST VARIOUS GOVERNMENT OF INDIA SPONSORED PHD / RESEARCH PROJECTS, AS WELL AS MASTERS / UNDERGRAD READING OR RESEARCH PROJECTS

1. DST-SERB sponsored project 2016--2019 on “The origin of quantum computational speedup in a general probability theoretic framework”
2. ICPR sponsored project 2016 on “Modern Science and Ancient insights on Reality”
3. DRDO (ER & IPR) project 2017--2019 on “A feasibility study of quantum counterfactual cryptography”
4. DST-SERB project 2012--2015 on “Entanglement, nonlocality and superluminal signaling in deterministic and indeterministic extensions of quantum mechanics”

I HAVE GUIDED OR AM GUIDING:

1. Akash Kundu (Lovely Professional University, Punjab, India) Dec 2019. Topic: Entanglement of indistinguishable anyons
2. Revanth Badveli (BITS-Pilani, Goa, India), July 2019 Topic: Quantum Machine Learning.
3. Akshaya S. (Lovely Professional University, Punjab, India) Nov-Dec, 2018. Topic: Measures of quantum entanglement.
4. Susmeet Bagchi (Kalyani Govt Engg. College, Nadia, India) June-August 2018. Topic: Quantum information theory.
5. Revanth Badveli (BITS-Pilani, Goa, India), Dec 2017--Jan 2018 Topic: Information Security via Quantum Locality
6. Paritosh Kapadia (PES University, Bangalore, Karnataka, India) May-July 2017. Topic: A comparison between the classical Fast Fourier Transform (FFT) algorithm and the Quantum Fourier transform (QFT) and application of QFT in factoring
7. Deepankar Sarmah (IISER-Kolkatal) May-July, 2017 Topic: On appriximating universal quantum computing
8. Swadhin Agrawal (IISER-Bhopal) May-July, 2017 Topic: On appriximating universal quantum computing
9. Koshy George (Amrita University, Kollam, Kerala, India) Jan-Jun 2017 Topic: On the reality of the quantum state: a Review of ψ-ontology theorems
10. Mr Shesha Gopal (IISER-Kolkata),  May 16, 2016 -- Topic: Facet inequalities for quantum nonlocality
11. Mr Avinash Bhargav (Central University, Hyderabad) May 16, 2016 -- Topic: Convex optimization and semidefinite programming
12. Mr A. Animesh (June 10 to Nov 9, 2016). Topic: Towards a device-independent semi-counterfactual quantum cryptography protocol
13. Mr  E. Pradeep Kumar (June 10 to Oct 10, 2016). Topic: Quantum correlations and neutrino oscillations.
14. Mr Shrikant Utagi, Central University of Karnataka, Gulbarga, Summer internship (Dec 10, 2014 to Feb 9, 2015): (Topic: Quantum indistinguishability: some foundational considerations)
15. 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.).
16. 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).
17. 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.).
18. Mr. X. Bangarusai of IISER Kolkata, RRI Summer internship (May 10 to July 10, 2012): (Topic:Optimal cloning from no-signaling).
19. 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).
20. Mr. Siddhartha Das of IISER Pune, RRI Summer internship (May 10 to July 10, 2012): (Topic:Roy-Singh inequalities).
21. Mr Atul Mantri (IISER Mohali), (RRI Summer internship (Dec 15, 2011 to Jan 30, 2012): Topic: Geometry and classification of nonlocal boxes)
22. Mr. Subramanya Hegde of Yuvraj College, Mysore (RRI Summer internship (Aug 16, 2011 to Jan 30, 2012): Topic: Quantum Turing machines)
23. Mr Reet Chowdhury (NIT Tiruchirappalli) June 1 to July 4, 2011. Topic: Quantum Kolmogorov complexity
24. Mr. Srinatha Narayanaswamy, PPISR Long-term internship (April 6, 2010 to Sep 6, 2011): (Topic: The Quantum cryptographic switch)
25. Mr. Balaji Rao, PPISR Long-term internship (May 10, 2010 to May 11, 2011): (Topic:Noisy quantum walk).

• After obtaining his PhD from IISc, Bangalore, Dr. R. Srikanth worked as a postdoctoral scholar at the (then) Center for Theoretical Studies, IISc and then at Light & Matter Physics (LAMP) group, RRI, Bangalore. He joined PPISR as a Faculty Fellow in 2006, becoming an Asstistant Professor in 2010.

  He has guided three PhD students (separately) in the fields of quantum cryptography, quantum noise and quantum foundations; and has (co-)authored over 70 research papers.

  •  

RECOGNITIONS

1. Various invited talks and lectures.
2. Editor (Quanta, quanta.ws)
3. Consultant to two quantum technology startups
4. Reviewer (Phys Rev A, Quantum Information Processing, Quantum Information and Computation, Scientific Reports, Phys Rev Lett, Pramana, Physica Scripta, Int. J. Theoretical Physics, Quanta, etc.)
5. Invitations to adjudicate in science competitions, and as thesis examiner / reviewer.