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Faculty of Mathematics



  • 2020-: Royal Society University Research Fellow, DAMTP, University of Cambridge
  • 2017-2019: Leverhulme Early Career Fellow, DAMTP, University of Cambridge
  • 2013-: John and Delia Agar Research Fellow, Sidney Sussex College, University of Cambridge
  • 2009-2013: PhD, Trinity College, University of Cambridge. Supervisor: Jonathan Oppenheim.


Sergii is a member of the Department of Applied Mathematics and Theoretical Physics and Centre for Quantum Information and Foundations. His current research interests are Quantum Computation and Quantum Information.


my arXiv preprints are available here.

Selected Publications

  • M. Hebenstreit, R. Jozsa, B. Kraus, S. Strelchuk, and M. Yoganathan, "All Pure Fermionic Non-Gaussian States Are Magic States for Matchgate Computations", Phys. Rev. Lett. 123, 080503 (2019)
  • V. Havlicek, S. Strelchuk "Quantum Schur sampling circuits can be strongly simulated", Phys. Rev. Lett. 121, 060505 (2018)
  • A. Rocchetto, E. Grant, S. Strelchuk, G. Carleo, S. Severini "Learning hard quantum distributions with variational autoencoders", npj Quantum Information Vol.4, 28 (2018)
  • D. Elkouss, S. Strelchuk "Superadditivity of private information for any number of uses of the channel", Phys. Rev. Lett. 115, 040501 (2015)
  • F. Brandao, A. Harrow, J. Oppenheim, S. Strelchuk "Quantum Conditional Mutual Information, Reconstructed States, and State Redistribution", Phys. Rev. Lett. 115, 050501 (2015)
  • H. Buhrman, L. Czekaj, A. Grudka, M. Horodecki, P. Horodecki, M. Markiewicz, F. Speelman, S. Strelchuk "Quantum communication complexity advantage implies violation of a Bell inequality", PNAS March 22, 2016 vol. 113 no. 12 3191-3196
  • D. Elkouss, S. Strelchuk, M. Ozols, W. Matthews, D. Perez-Garcia, T. Cubitt "Unbounded number of channel uses are required to see quantum capacity", Nature Communications 6, 7739 (2015)
  • R. Jozsa, A. Miyake, S. Strelchuk "Jordan-Wigner formalism for arbitrary 2-input 2-output matchgates and their classical simulation", Quantum Information & Computation Vol. 15, 7-8, 541-556 (2015) 
  • S. Strelchuk, M. Horodecki, J. Oppenheim “Entanglement Recycling and Generalized Teleportation”, Phys. Rev. Lett. 110, 010505 (2013)
  • F. Brandao, J. Oppenheim, S. Strelchuk “When does noise increase the quantum capacity?”, Phys. Rev. Lett. 108, 040501 (2012)


My recent research has recently received some media attention:

2016 PhysOrg

2013:  Wired       Cambridge U   PhysOrg


Parrondo's paradox and superactivation of classical and quantum capacity of communication channels with memory
S Strelchuk
– Physical Review A
Publisher’s Note: Generalized Teleportation and Entanglement Recycling [Phys. Rev. Lett.110, 010505 (2013)]
S Strelchuk, M Horodecki, J Oppenheim
– Physical Review Letters
Generalized teleportation and entanglement recycling.
S Strelchuk, M Horodecki, J Oppenheim
– Physical review letters
When Does Noise Increase the Quantum Capacity?
FGSL Brandão, J Oppenheim, S Strelchuk
– Physical Review Letters
Hybrid zero-capacity channels
S Strelchuk, J Oppenheim
– Physical Review A - Atomic, Molecular, and Optical Physics
Efficient benchmarking and classical simulation of quantum processes in the Weyl basis
DS França, S Strelchuk, M Studziński
Efficient classical verification of quantum computations
R Jozsa, S Strelchuk
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Research Group

Centre for Quantum Information and Foundations




01223 760383