1. S. Mangini, M. Cattaneo, D. Cavalcanti, S. Filippov, M.A.C. Rossi, G. García-Pérez. Tensor network noise characterization for near-term quantum computers. Phys. Rev. Research 6, 033217 (2024). E-print arXiv:2402.08556 [quant-ph]

2. A.S. Holevo, S.N. Filippov. Quantum Gaussian maximizers and log-Sobolev inequalities. Lett. Math. Phys. 113, 10 (2023). E-print arXiv:2206.02133 [quant-ph]

3. S. Filippov, A. Termanova. Superior resilience of non-Gaussian entanglement against local Gaussian noises. Entropy 25, 75 (2023). E-print arXiv:2212.14745 [quant-ph]

4. S. N. Filippov. Trace Decreasing Quantum Dynamical Maps: Divisibility and Entanglement Dynamics. In: Accardi, L., Mukhamedov, F., Al Rawashdeh, A. (eds) Infinite Dimensional Analysis, Quantum Probability and Applications. ICQPRT 2021. Springer Proceedings in Mathematics & Statistics, vol 390, pp 121-133 (Springer, Cham, 2022). E-print arXiv:2108.13372 [quant-ph]

5. I. A. Luchnikov, E. O. Kiktenko, M. A. Gavreev, H. Ouerdane, S. N. Filippov, A. K. Fedorov. Probing non-Markovian quantum dynamics with data-driven analysis: Beyond “black-box” machine-learning models. Phys. Rev. Research 4, 043002 (2022), E-print arXiv:2103.14490 [quant-ph]

6. S. N. Filippov. Multipartite entanglement to boost superadditivity of coherent information in quantum communication lines with polarization-dependent losses. Phys. Rev. A 105, 062606 (2022), E-print arXiv:2109.03577 [quant-ph]

7. S. N. Filippov, I. A. Luchnikov. Collisional open quantum dynamics with a generally correlated environment: Exact solvability in tensor networks. Phys. Rev. A 105, 062410 (2022), E-print arXiv:2202.04697 [quant-ph]

8. S. N. Filippov. Multipartite correlations in quantum collision models. Entropy 24, 508 (2022), E-print arXiv:2204.02358 [quant-ph]

9. S. N. Filippov.  Entanglement robustness in trace decreasing quantum dynamics. Quanta 10, 15-21 (2021), E-print arXiv:2109.01546 [quant-ph]

10. I. A. Luchnikov, M. E. Krechetov, S. N. Filippov. Riemannian geometry and automatic differentiation for optimization problems of quantum physics and quantum technologies. New J. Phys. 23, 073006 (2021), E-print arXiv:2007.01287 [quant-ph]

11. S. N. Filippov. Capacity of trace decreasing quantum operations and superadditivity of coherent information for a generalized erasure channel. Journal of Physics A: Mathematical and Theoretical 54, 255301 (2021). E-print arXiv:2101.05686 [quant-ph]

12. I.A. Luchnikov, A. Ryzhov, S.N. Filippov, H. Ouerdane. QGOpt: Riemannian optimization for quantum technologies. SciPost Phys. 10, 079 (2021). E-print arXiv:2011.01894 [quant-ph]

13. V. A. Zhuravlev, S. N. Filippov. Quantum state tomography via sequential uses of the same informationally incomplete measuring apparatus. Lobachevskii Journal of Mathematics 41, 2405-2414 (2020), E-print arXiv:2004.00966 [quant-ph]

14. R. Grimaudo, A. Messina, A. Sergi, N.V. Vitanov, S.N. Filippov. Two-qubit entanglement generation through non-Hermitian Hamiltonians induced by repeated measurements on an ancilla. Entropy 22, 1184 (2020), E-print arXiv:2009.10004 [quant-ph]

15. S. N. Filippov, S. Gudder, T. Heinosaari, L. Leppäjärvi. Operational restrictions in general probabilistic theories. Foundations of Physics 50, 850-876 (2020), E-print arXiv:1912.08538 [quant-ph]

16. I. A. Luchnikov, S. V. Vintskevich, D. A. Grigoriev, S. N. Filippov. Machine learning non-Markovian quantum dynamics. Physical Review Letters 124, 140502 (2020), E-print arXiv:1902.07019 [quant-ph] 

17. S. N. Filippov, A. N. Glinov, L. Leppäjärvi. Phase covariant qubit dynamics and divisibility. Lobachevskii Journal of Mathematics 41, 617-630 (2020), E-print arXiv:1911.09468 [quant-ph]

18. S. N. Filippov, G. N. Semin, and A. N. Pechen. Quantum master equations for a system interacting with a quantum gas in the low-density limit and for the semiclassical collision model. Physical Review A 101, 012114 (2020), E-print arXiv:1908.11202 [quant-ph]

19. A. I. Pakhomchik, I. Feshchenko, A. Glatz, V. M. Vinokur, A. V. Lebedev, S. N. Filippov, G. B. Lesovik. Realization of the Werner–Holevo and Landau–Streater quantum channels for qutrits on quantum computers. Journal of Russian Laser Research 41, 40-53 (2020), E-print arXiv:1905.05277 [quant-ph] 

20. I. Luchnikov, A. Ryzhov, P.-J. C. Stas, S. N. Filippov, H. Ouerdan. Variational autoencoder reconstruction of complex many-body physics. Entropy 21 , 1091 (2019), E-print arXiv:1910.03957 [quant-ph]

21. S. V. Vintskevich, D. A. Grigoriev, S. N. Filippov. Effect of an incoherent pump on two-mode entanglement in optical parametric generation. Physical Review A 100, 053811 (2019), E-print arXiv:1905.05756 [quant-ph]

22. S. N. Filippov. On quantum operations of photon subtraction and photon addition. Lobachevskii Journal of Mathematics 40, 1470–1478 (2019), E-print arXiv: 1908.02207 [quant-ph]

23. I. A. Luchnikov, S. V. Vintskevich, H. Ouerdane, and S. N. Filippov. Simulation Complexity of Open Quantum Dynamics: Connection with Tensor Networks. Phys. Rev. Lett. 122, 160401 (2019), E-print  arXiv:1812.00043 [quant-ph]

24. S. N. Filippov and K. V. Kuzhamuratova. Quantum informational properties of the Landau–Streater channel. J. Math. Phys. 60, 042202 (2019), E-print arXiv:1803.02572 [quant-ph]

25. S. N. Filippov. Evaluation of non-unital qubit channel capacities. Uchenye Zapiski Kazanskogo Universiteta. Seriya Fiziko-Matematicheskie Nauki, vol. 160, no. 2, pp. 258-265 (2018)

26. S. N. Filippov. Lower and upper bounds on nonunital qubit channel capacities. Reports on Mathematical Physics 82, 149-159 (2018), E-print  arXiv:1802.00646 [quant-ph]

27. S. N. Filippov. Tensor products of quantum mappings. Itogi Nauki i Tekhniki. Ser. Sovrem. Mat. Pril. Temat. Obz., 151, 117–125 (2018) [in Russian]; Journal of Mathematical Sciences 252, 116-124 (2021) [in English]

28. S. N. Filippov, D. Chruscinski. Time deformations of master equations. Phys. Rev. A 98, 022123 (2018), E-print arXiv:1803.09980 [quant-ph]

29. S. N. Filippov, T. Heinosaari, L. Leppajarvi. Simulability of observables in general probabilistic theories. Phys. Rev. A 97, 062102 (2018), E-print arXiv:1803.11006 [quant-ph]

30. S. N. Filippov, V. V. Frizen, D. V. Kolobova. Ultimate entanglement robustness of two-qubit states against general local noises. Phys. Rev. A 97, 012322 (2018), E-print arXiv:1708.08208 [quant-ph]

31. S. N. Filippov, K. Yu. Magadov. Spin polarization-scaling quantum maps and channels. Lobachevskii Journal of Mathematics 39, 65–70 (2018), E-print  arXiv:1907.11878 [quant-ph]

32. S. N. Filippov. Quantum dynamics intervened by repeated nonselective measurements. Int. J. Quantum Inform. 15, 1740027 (2017), E-print arXiv:1801.05160 [quant-ph]

33. S. N. Filippov, J. Piilo, S. Maniscalco, M. Ziman. Divisibility of quantum dynamical maps and collision models. Phys. Rev. A 96, 032111 (2017), E-print arXiv:1708.04994 [quant-ph]

34. S. N. Filippov, K. Yu. Magadov, M. A. Jivulescu. Absolutely separating quantum maps and channels. New J. Phys. 19, 083010 (2017), E-print arXiv:1703.00344 [quant-ph]

35. S. N. Filippov. Quantum mappings and characterization of entangled quantum states. Itogi Nauki i Tekhniki. Ser. Sovrem. Mat. Pril. Temat. Obz., 138, 99 (2017) [in Russian]; Journal of Mathematical Sciences 241, 210–236 (2019) [in English].

36. S. N. Filippov, T. Heinosaari, L. Leppajarvi. Necessary condition for incompatibility of observables in general probabilistic theories. Phys. Rev. A 95, 032127 (2017), E-print arXiv:1609.08416 [quant-ph]

37. I. A. Luchnikov, S. N. Filippov. Quantum evolution in the stroboscopic limit of repeated measurements. Phys. Rev. A 95, 022113 (2017), E-print arXiv:1609.05501 [quant-ph]

38. F. Benatti, D. Chruscinski, S. Filippov. Tensor power of dynamical maps and positive versus completely positive divisibility. Phys. Rev. A 95, 012112 (2017), E-print arXiv:1610.04634 [quant-ph]

39. S. N. Filippov, K. Yu. Magadov. Positive tensor products of qubit maps and n-tensor-stable positive qubit maps. J. Phys. A: Math. Theor. 50, 055301 (2017), E-print arXiv:1604.01716 [quant-ph]

40. G.G. Amosov, S.N. Filippov. Spectral properties of reduced fermionic density operators and parity superselection rule. Quantum Information Processing 16, 2 (2017), E-print: arXiv:1512.01828 [quant-ph]

41. M. Rudenko, D. Svintsov, S. Filippov, V. Vyurkov. Single-electron solitons in magnetic field. Proceedings of SPIE 10224, 102242K (2016).

42. S.N. Filippov. Influence of deterministic attenuation and amplification of optical signals on entanglement and distillation of Gaussian and non-Gaussian quantum states. EPJ Web of Conferences 103, 03003 (2015)

43. S.N. Filippov. PPT-inducing, distillation-prohibiting, and entanglement-binding quantum channels. J. Russ. Laser Res. 35, 484 (2014), E-print arXiv:1409.4036 [quant-ph]

44. S.N. Filippov and M. Ziman. Entanglement sensitivity to signal attenuation and amplification. Phys. Rev. A 90, 010301(R) (2014), E-print arXiv:1405.1754 [quant-ph]

45. S. N. Filippov, A. A. Melnikov, and M. Ziman. Dissociation and annihilation of multipartite entanglement structure in dissipative quantum dynamics. Phys. Rev. A 88, 062328 (2013), E-print arXiv:1310.4790 [quant-ph]

46. S.N. Filippov, M. Ziman. Bipartite entanglement-annihilating maps: Necessary and sufficient conditions. Phys. Rev. A 88, 032316 (2013), E-print arXiv:1306.6525 [quant-ph]

47. S.N. Filippov, V.I. Man'ko, A.S. Coelho, A. Zavatta, M. Bellini. Single photon-added coherent states: estimation of parameters and fidelity of the optical homodyne detection. Physica Scripta T153, 014025 (2013), E-print arXiv:1301.2084 [quant-ph]

48. S.N. Filippov, V.I. Man'ko. Purity of spin states in terms of tomograms. J. Russ. Laser Res. 34, 14-21 (2013)

49. T. Rybar, S.N. Filippov, M. Ziman, V. Buzek. Simulation of indivisible qubit channels in collision models. J. Phys. B: At. Mol. Opt. Phys. 45, 154006 (2012), E-print arXiv:1202.6315v1 [quant-ph]

50. S.N. Filippov, M. Ziman. Probability-based comparison of quantum states. Phys. Rev. A 85, 062301 (2012), E-print arXiv:1202.1015v1 [quant-ph]

51. M. Bellini, A.S. Coelho, S.N. Filippov, V.I. Man'ko, A. Zavatta. Towards higher precision and operational use of optical homodyne tomograms. Phys. Rev. A 85, 052129 (2012), E-print arXiv:1203.2974v1 [quant-ph]

52. S.N. Filippov, V.I. Man'ko. Evolution of microwave quantum states in terms of measurable ordered moments of creation and annihilation operators. Optics and Spectroscopy 112, 365-372 (2012)

53. Yu.M. Belousov, S.N. Filippov, V.I. Man’ko, I.V. Traskunov. Relaxation equation for muon spin tomogram in probability representation. Optics and Spectroscopy 112, 359–364 (2012)

54. V. Vyurkov, I. Semenikhin, S. Filippov, A. Orlikovsky. Quantum simulation of an ultrathin body field-effect transistor with channel imperfections. Solid-State Electronics 70, 106-113 (2012)

55. S.N. Filippov, T. Rybar, M. Ziman. Local two-qubit entanglement-annihilating channels. Phys. Rev. A 85, 012303 (2012), E-print arXiv:1110.3757v1 [quant-ph]

56. S.N. Filippov, V.I. Man'ko. Star product and ordered moments of photon creation and annihilation operators. Journal of Physics A 45, 015305 (2012), E-print arXiv:1108.2244v1 [quant-ph]

57. Yu.M. Belousov, S.N. Filippov, V.I. Man’ko, I.V. Traskunov. Relaxation equations for the qubit in the tomographic representation, Journal of Russian Laser Research 32, 584-595 (2011)

58. S. Filippov, V. Vyurkov, L. Fedichkin. Effect of image charge on double quantum dot evolution. Physica E 44, 501-505 (2011)

59. S.N. Filippov, V.I. Man'ko. Measuring microwave quantum states: Tomogram and moments. Phys. Rev. A 84, 033827 (2011), E-print arXiv:1104.3857v1 [quant-ph]

60. S.N. Filippov, V.I. Man'ko. Optical tomography of Fock state superpositions. Physica Scripta 83, 058101 (2011), E-print arXiv:1101.1689v2 [quant-ph]

61. S.N. Filippov, V.I. Man'ko. Unitary and non-unitary matrices as a source of different bases of operators acting on Hilbert spaces. Journal of Russian Laser Research 32(1), 56-67 (2011), E-print arXiv:1012.6045v2[quant-ph]

62. S.N. Filippov, V.I. Man'ko. Mutually unbiased bases: tomography of spin states and star-product scheme. Physica Scripta T143, 014010 (2011), E-print arXiv:1008.2675v1 [quant-ph]

63. Yu.M. Belousov, S.N. Filippov, V.N. Gorelkin, V.I. Man'ko. MuSR method and tomographic probability representation of spin states. Journal of Russian Laser Research 31(5), 421-442 (2010), E-print arXiv:1007.3814v1 [quant-ph]

64. S.N. Filippov, V.I. Man'ko. Distances between quantum states in the tomographic-probability representation. Physica Scripta T140, 014043 (2010), E-print arXiv:0911.1414v1 [quant-ph]

65. S.N. Filippov, K.O. Boltar. Investigation of charge transfer mechanisms in HgCdTe photodiodes [in Russian]. Proceedings of MIPT 2(1), 52-66 (2010)

66. S.N. Filippov, V.I. Man'ko. Symmetric informationally complete positive operator valued measure and probability representation of quantum mechanics. Journal of Russian Laser Research 31(3), 211-231 (2010), E-print arXiv:1005.4091v1 [quant-ph]

67. V. Vyurkov, S. Filippov, L. Gorelik. Quantum computing based on space states without charge transfer. Physics Letters A 374, 3285–3291 (2010), E-print arXiv:0903.1056v2 [quant-ph]

68. S.N. Filippov, V.I. Man'ko. Inverse spin-s portrait and representation of qudit states by single probability vectors. Journal of Russian Laser Research 31(1), 32-54 (2010), E-print arXiv:1001.4813v2 [quant-ph]

69. S. Filippov, V. Vyurkov. Time evolution of two interacting charge qubits: entanglement and mean field approach. Quantum Computers and Computing 9(1), 60-65 (2009)

70. S.N. Filippov, V.I. Man'ko. Probability representation and quantumness tests for qudits and two-mode light states. Journal of Russian Laser Research 30(5), 443-450 (2009) , E-print arXiv: 0909.2746v1 [quant-ph]

71. S.N. Filippov, V.I. Man'ko. Chebyshev polynomials and Fourier transform of SU(2) irreducible representation character as spin-tomographic star-product kernel. Journal of Russian Laser Research 30(3), 224-241 (2009) , E-print arXiv:0905.4944 [quant-ph]

72. S.N. Filippov, V.I. Man'ko. Spin tomography and star-product kernel for qubits and qutrits. Journal of Russian Laser Research 30(2), 129-145 (2009) , E-print arXiv:0904.1124v1 [quant-ph]

73. S.N. Filippov, V.I. Man'ko. Quantumness tests and witnesses in the tomographic-probability representation. Physica Scripta 79, 055007 (2009), E-print arXiv:0902.0238v1 [quant-ph]

74. S.N. Filippov, V.I. Man'ko. Qubit portrait of the photon-number tomogram and separability of two-mode light states. Journal of Russian Laser Research 30(1), 55-72 (2009) , E-print arXiv:0902.0055v1 [quant-ph]

75. S.N. Filippov, V.I. Man'ko. Geometrical interpretation of density matrix: mixed and entangled states. Journal of Russian Laser Research 29(6), 564-580 (2008)

2012 - PhD in Theoretical Physics   [author's abstract in English, pdf, 734kB]   [thesis in Russian, pdf, 4.86MB]   [author's abstract in Russian, pdf, 322kB]

2009 - Master in Applied Mathematics and Physics  [in Russian, pdf, 1.84MB]

2007 - Bachelor in Applied Mathematics and Physics  [in Russian, pdf, 915kB]

1. Summer school on Quantum Chaos, Dissipation and Information, 16–20 Sept 2024, Nordita & Stockholm University. Lectures course: Noise in near-term quantum computers. 

2. 19th CEQIP workshop 2024, June 3-6, 2024, Skalica, Slovakia. Invited talk: Scalability of quantum error mitigation techniques: From utility to advantage. 

3. One-Parameter Semigroups of Operators (OPSO) 2023, February 27 - March 2, 2023, Nizhny Novgorod, Russia. Talk (online): Superior resilience of non-Gaussian entanglement in local Gaussian semigroup quantum dynamics. Video: link

4. BIRS Non-Markovianity in Open Quantum Systems, February 12-17, 2023, Banff, Canada. Talk (online): Tensor networks to describe non-Markovianity in open quantum systems with repeated interactions. Video: link

5. Quantum Non-Markovianity 2022, December 7-10, 2022, Newcastle, Australia. Talk (online): Tensor networks for quantum non-Markovian collisional dynamics

6. 11th D. N. Klyshko Workshop, June 8-10, 2022, Moscow, Russia. Talk 1: Open quantum dynamics in the collision model with photonic matrix product states. Talk 2 (coauthored by A.S. Holevo): Logarithmic Sobolev inequality and proof of the Gaussian maximizer hypothesis for capacity of the noisy quantum heterodyning.

7. One-Parameter Semigroups of Operators (OPSO) 2022, February 14-18, 2022, Nizhny Novgorod, Russia (online). Talk: Markovian embedding semigroup for non-Markovian quantum collision models with correlated environment

8. 42nd International Conference on Quantum Probability and Infinite Dimensional Analysis, January 17-20, 2021,  Bangalore, India(online). Talk: Markovian embedding for non-Markovian quantum collision models with correlated environment

9. International Youth Workshop "Mathematical Methods in the Problems of Quantum Technologies", December 6-8, 2021, Moscow, Russia. Talk: Quantum collision model with correlated environment in the tensor network form. Video [in Russian]: http://www.mathnet.ru/php/presentation.phtml?option_lang=eng&presentid=33402

10. 4th International School of Quantum Technologies, November 9-12, 2021, Voronovo, Moscow, Russia. Lecture: New trends in the description of non-Markovian quantum processes. Video [in Russian]: https://www.youtube.com/watch?v=-UQ62ZNIsWg&list=PLAGYdpWGJha9BAxiN0EOz1u7BSHWYNjTK&index=22

11. Two-Day Workshop to celebrate the 60th anniversary of the paper on dynamical maps by E. C. G. Sudarshan, P. M. Mathews and J. Rau, October 14-15, 2021, National Institute for Theoretical and Computational Sciences (South Africa) and Institute of Theoretical Physics at Jagiellonian University in Krakow (Poland), online. Talk: Trace decreasing dynamical maps: Entanglement dynamics and quantum communication rate. Video [in English]: https://www.youtube.com/watch?v=Nt02fkatX5Q&list=PLE9Qrf4CJnRExgA5yiXMekF5m58cSwXKV&index=12

12. International conference "Function Theory, Operator Theory and Quantum Information Theory", October 4-7, 2021, Ufa, Russia (online). Talk: Kernel of Nakajima-Zwanzig equation for an open quantum system interacting with an environment in the matrix product form

13. International Conference on Algebra, Analysis and Geometry 2021, August 23-27, 2021, Kazan, Russia (online). Talk: Trace decreasing quantum operations and their properties. Video [in Russian]: http://www.mathnet.ru/php/presentation.phtml?option_lang=rus&presentid=31775

14. IV International Conference "Topological methods in dynamics and related topics", August 2-5, 2021, Nizhny Novgorod, Russia (in-person event). Talk: Riemannian gradient for manifolds of density matrices and isometric matrices to solve optimization problems of quantum information theory

15. Meeting «Mathematical models and methods in quantum technologies – 1» of the RAS Scientific Council «Quantum Technologies», June 30, 2021, Moscow, Russia (in-person event). Talk: Robustness of entanglement against quantum noises

16. International conference "Mathematical Physics, Dynamical Systems and Infinite-Dimensional Analysis - 2021", June 30 - July 9, 2021, Dolgoprudny, Russia. Talk: Information properties of trace decreasing quantum operations

17. International Conference "One-Parameter Semigroups of Operators (OPSO) 2021", April 7-9, 2021, Nizhny Novgorod, Russia (online). Talk: Trace decreasing semigroup for an open quantum system interacting with a repeatedly measured ancilla. Video [in English]: https://www.youtube.com/watch?v=qo1OFIItp5Y 

18. 41th International Conference on Quantum Probability and Related Topics, March 28 - April 1, 2021, Dubai, UAE (online). Talk: Generalized quantum erasure channel and superadditivity of coherent information

19. Informal Quantum Symposium (IQUAS-2020), August 24-28, 2020, Smolenice, Slovakia. Invited talk: Tensor networks and their optimization for multipartite quantum states, quantum circuits, and non-Markovian quantum dynamics

20. QQQ Workshop on quantum open systems, quantum thermodynamics, and quantum probability, February 17-21, 2020, Milan, Italy. Poster: Phase covariant qubit dynamics and divisibility

21. Aalto Quantum Physics Seminar, January 16, 2020, Aalto University, Espoo, Finland. Talk: Machine learning for non-Markovian open quantum dynamics

22. Third Youth Workshop "Mathematical Methods in the Problems of Quantum Technologies", November 25, 2019, Moscow, Russia. Talk: Quantum master equation for a system interacting with a spin gas environment in the low-density limit and for the semiclassical collision model.

23. 62nd MIPT conference, November 18-23, 2019, Dolgoprudny - Moscow, Russia. Talks by coauthors: 1) S. V. Vintskevich, S. N. Filippov, Effect of an incoherent pump on two-mode entanglement in optical parametric generation; 2) V. A. Zhuravlev, S. N. Filippov, Implementation of symmetric informationally complete observable; 3) A. A. Melnikov, S. N. Filippov, Experimental implementation of quantum pseudo-telepathy game on a quantum computer; 4) A. N. Glinov, S. N. Filippov, Dynamics of entangled polarized photons under the effect of asymmetric losses; 5) I. A. Luchnikov, A. A. Ryzhov, P.-J. C. Stas, S. N. Filippov, Description of physics of multipartite systems via variational autoencoder; 6) I. A. Luchnikov, G. N. Semin, S. N. Filippov, Reconstruction of non-Markovian dynamics of open quantum system by machine learning methods.

24. DIPC-MIPT workshop, November 6-7, 2019, Donostia - San Sebastian, Spain . Talk: Quantum entanglement and open quantum dynamics.

25. University of Turku, November 5, 2019, Turku, Finland. Talk: Implementation of quantum channels and quantum instruments on IBM quantum computer

26. Aalto Quantum Physics Seminar, August 29, 2019, Aalto University, Espoo, Finland. Talk: Open dynamics and quantum entanglement

27. The first international conference "Mathematical Physics, Dynamical Systems, Infinite-Dimensional Analysis", June 17-21, 2019, Dolgoprudny, Russia. Talk: Complete positivity and positivity of quantum dynamical maps under time deformations

28. 51st Symposium on Mathematical Physics, June 16-18, 2019, Torun, Poland. Talk: Complete positivity and positivity of quantum dynamical maps under time deformations

29. Korea Institute for Advanced Study, May 24, 2019, Seoul, Korea. Invited talk: Robustness of continuous-variable entanglement under signal amplification and attenuation

30. Mathematical Aspects in Current Quantum Information Theory 2019 (MAQIT 2019), May 20-24, 2019, SNU (Seoul National University), Korea. Talk: Quantum Sinkhorn’s theorem: Applications in entanglement dynamics, channel capacities, and compatibility theory

31. 684th WE-Heraeus-Seminar "Advances in open systems and fundamental tests of quantum mechanics", December 2-5, 2018, Bad Honnef, Germany. Poster: Collisional model with correlated environment in the matrix product form

32. Second International Youth Workshop "Mathematical Methods in the Problems of Quantum Technologies", November 26, 2018, Moscow.  Talk: Quantum Sinkhorn's theorem and its application in problems of quantum information theory

33. Turku University, November 1, 2018, Turku, Finland . Invited lecture: Quantum states of light

34. Johannes Kepler University Linz, October 18-19, 2018, Linz, Austria. Invited lectures:  Open quantum systems and collision models; Quantum entanglement and quantum communication.

35. Gdansk University of Technology, October 15, 2018, Gdansk, Poland. Invited lecture: Quantum entanglement and quantum communication

36. International Conference “Micro- and Nanoelectronics – 2018” (ICMNE-2018) with the Extended Session "Quantum Informatics" (QI-2018), October 1-5, 2018, Zvenigorod, Russia. Talk: Quantum dynamics induced by selective measurements

37. International conference "Quantum information, statistics, probability" with a special session dedicated to A. S. Holevo's 75-th birthday, September 12–14, 2018, Moscow, Russia. Talk: Entanglement dynamics in quantum Gaussian channels

38. MIPT-PhysTech-Quant-2018, September 10-14, 2018, Dolgoprudny, Russia. Talk: Entanglement dynamics in quantum Gaussian channels

39. 14th Biennial IQSA conference Quantum Structures 2018, July 16-20, 2018, Kazan, Russia. Talk: Implications of quantum Sinkhorn's theorem

40. Colloquium at Skoltech, July 6, 2018, Skolkovo, Russia. Invited talk: Quantum Sinkhorn’s theorem and applications in quantum information theory

41. 50th Symposium on Mathematical Physics, June 21-24, 2018, Torun, Poland. Invited talk: Quantum Sinkhorn's theorem and quantum communication

42. 15th Central European Workshop on Quantum Information Processing, June 13-16, 2018, Smolenice, Slovakia. Talk: Lower and upper bounds on classical capacity of nonunital channels

43. 60th MIPT conference, November 20-25, 2017, Moscow, Russia. Talks delivered by my students: 1) V.V. Frizen, I.A. Luchnikov, S.N. Filippov, Tensor trains and matrix product states in quantum collision model with correlated environment; 2) A.N. Glinov, S.N. Filippov, Influence of conducting surface on the ground state of a charged qubit.

44. XV International Conference on Quantum Optics and Quantum Information, November 20-23, 2017, Minsk, Belarus. Talk: Ultimate entanglement robustness against general local noises

45. Probability Theory and Mathematical Statistics International Kazan Conference, November 7-10, 2017, Kazan, Russia. Talk: Nonunitary maps in the estimation of qubit channel capacities

46. TCQP Colloquium, October 25, 2017, Turku, Finland. Invited talk: Collision models of open quantum system dynamics

47. International youth workshop «Mathematical methods in the problems of quantum technologies», October 9, 2017, Moscow, Russia. Talk: Dynamics of open quantum systems in collision models

48. 24th Central European Workshop on Quantum Optics, June 26 - 30, 2017, Lyngby, Denmark. Poster: Ultimate completely positive divisibility and eternal indivisibility of dynamical maps in collisional models

49. 14th Central European Workshop on Quantum Information Processing (CEQIP 2017), May 31 - June 3, 2017, Smolenice, Slovakia. Invited talk: Entangling and disentangling properties of quantum dynamical maps

50. International Mathematical Conference on Function Theory dedicated to the centenary of A.F. Leont'ev, May 24-27, 2017, Ufa, Russia. Talk: Ultimate completely positive divisibility of dynamical maps [presentation PDF, 1.49 MB]

51. Quantum 2017: From Foundations of Quantum Mechanics to Quantum Information and Quantum Metrology & Sensing, May 7-13, 2017, Turin, Italy. Talk: Beyond quantum Zeno subspace effect: Effective Hamiltonian and non-unitary dynamics at finite repetition rate of measurements

52. 59th MIPT Scientific conference, November 23-28, 2015, Moscow, Russia. Talk: Non-unitary maps and selective measurements in quantum tomography [abstract PDF, in Russian]. Talks by coauthors: 1) V. V. Frizen, S. N. Filippov. Two-qubit entangled states robust to amplitude damping noises [abstract PDF, in Russian]; 2) D. V. Kolobova, S. N. Filippov. Decomposition of non-unital qubit channels [abstract PDF, in Russian]

53. Ufa International Mathematical Conference, September 27-30, 2016, Ufa, Russia. Talk: Non-linear quantum dynamics induced by measurements

54. International Conference on Algebra, Analysis and Geometry, June 26 – July 2, 2016, Kazan, Russia. Talk: 2- and 3-tensor-stable positive qubit maps (presented by K.Yu. Magadov)

55. 13th Central European Quantum Information Processing Workshop, June 16-19, 2016, Valtice, Czech Republic. Talk: Positive tensor products of qubit maps and 2-tensor-stable positive qubit maps

56. 48th Symposium on Mathematical Physics "Gorini-Kossakowski-Lindblad-Sudarshan Master Equation - 40 Years After", June 10-12, 2016, Torun, Poland. Poster: Non-linear dynamics induced by successive rank-r selective measurements (together with I.A. Luchnikov)

57. International Workshop on "Reduced Density Matrices in Quantum Physics and Role of Fermionic Exchange Symmetry 2016," 12-15 April, 2016, Oxford, UK. Poster: Spectral properties of reduced fermionic density operators and parity superselection rule 

58. 58th MIPT Scientific conference, November 23-28, 2015, Moscow, Russia. Talks by coauthors: 1) I. V. Dudinets, S. N. Filippov. Evolution of entangled states in non-symmetric quantum channels [abstract PDF, in Russian]; 2) I. A. Luchnikov, S. N. Filippov. Stationary states and quantum dynamics in generalized Janes-Cummings models [abstract PDF, in Russian]

59. 3rd international workshop MIPT (Moscow, Russia) – UEC (Tokyo, Japan): Atomic, molecular and optical physics, October 20-23, 2015, Moscow, Russia. Talk: Quantum entanglement and open system dynamics

60. Quantum UnConference 2015, October 15-18, Menesjarvi, Finland. 

61. 12th International Workshop on Quantum Optics, August 11-16, 2015, Troitsk, Moscow, Russia. Poster: Influence of deterministic attenuation and amplification of optical signals on entanglement and distillation of Gaussian and non-Gaussian quantum states

62. 4th conference "Theoretical Physics and its Applications", July 2–6, 2015, Moscow, Russia. Talk: Collision models of Markovian and non-Markovian quantum evolutions

63. 47th Symposium on Mathematical Physics, June 19-21, 2015, Torun, Poland. Talk: Microscopic collision models of non-Markovian dynamics

64. Second Russian-Britain Workshop for Young Scientists “Advanced Polaritonics and Photonics,” March 12-15, 2015, Suzdal, Russia. Talk: Dynamics of quantum entanglement of light under attenuation and amplification

65. 57th MIPT Scientific conference, November 24-29, 2014, Moscow, Russia. Talk: Dynamics of quantum entanglement in bosonic Gaussian channels

66. QUTE-EUROPE SUMMER SCHOOL, August 18-28, 2014, Smolenice, Slovakia. Talk: Entanglement sensitivity to  signal attenuation and amplification

67. 11th Central European Quantum Information Processing Workshop, June 5-8, 2014, Znojmo, Czech Republic. Talk: Dissociation and annihilation of multi-partite entanglement structures

68. Entanglement detection and quantification (Quantum Bilbao 2014), March 10-13, Bilbao, Spain. Poster: Entanglement dynamics of discrete and continuous variable systems subjected to dissipation, attenuation, and amplification

69. Quantum Information Processing (QIP 2014), February 3-7, 2014, Barcelona, Spain. Poster: Dissociation and annihilation of multipartite entanglement structure in dissipative quantum dynamics

70. Integrated Quantum Information Technology (iQIT Corfu 2013), September 23-27, 2013, Corfu, Greece. Talk: Feasible coupling of two superconducting resonators by a single trapped atom

71. Quantum Information Processing and Communication International Conference (QIPC), June 30 - July 5, 2013, Florence, Italy. Poster: Local and non-local noises: quantitative analysis and fundamental noise limits of entanglement annihilation

72. 13th International Conference on Squeezed States and Uncertainty Relations (ICSSUR), June 24-28, 2013, Nuremberg, Germany. Poster: Entanglement annihilation of quantum states of light

73. 10th Central European Quantum Information Processing Workshop, June 5-9, 2013, Valtice, Czech Republic. Poster: Quantum-informational aspects of entanglement-annihilating processes

74. 55th Scientific Conference of Moscow Institute of Physics and Technology 'Problems of fundamental and applied sciences in modern information-oriented society', November 2012, Moscow Region, Russia. Talk: Microscopic models of indivisible qubit channels

75. International Conference "Micro- and Nanoelectronics - 2012", October 1-5, 2012, Moscow region, Russia. Talk: Entanglement-annihilating quantum dynamical processes

76. 19th Central European Workshop on Quantum Optics, July 2-6, 2012, Sinaia, Romania. Talk: Optical homodyne tomography: operational use of data and evaluation of errors

77. Visit to the Quantum Optics group in Univertsity of Rostock (January 13 - February 11, 2012, Rostock, Germany). Talk: Tomographic approach to quantum states of electromagnetic radiation and spin states

78. 54th Scientific Conference of Moscow Institute of Physics and Technology 'Problems of fundamental and applied sciences in modern information-oriented society', November 2011, Moscow Region, Russia. Talk #1: Quantum dynamics of ordered moments of creation and annihilation photon operators within the star-product formalism ; Talk #2: Positive and completely positive maps in the problem of entanglement-breaking and entanglement-annihilating channels

79. 8th Canadian Student Conference on Quantum Information, June 16-17, 2011, Jouvence, Quebec, Canada. Talk: MUBs and SIC-POVMs in view of star-product formalism and tomographic-probability representation of qudits

80. 8th Central European Quantum Information Processing Workshop, June 2-5, 2011, Znojmo, Czech Republic. Talk: Local two-qubit channels: probability-based comparison of constituents and entanglement-annihilating behavior

81. 53rd Scientific Conference of Moscow Institute of Physics and Technology 'Modern problems of fundamental and applied sciences', November 2010, Moscow Region, Russia. Talk #1: Tomographic-probability description of muonium: evolution and entanglement; Talk #2: Properties of a symmetric set of vectors (SIC-POVM) and mutually unbiased bases in f nite-dimensional Hilbert spaces and star-product formalism

82. III Nanotechnology International Forum RusNanoTech 2010, November 1-3, Moscow, Russia. Poster: Silicon-on-Insulator Structure for Quantum Computing

83. 6th International SemOI Workshop “Nanoscaled Semiconductor-on-Insulator Materials, Sensors, and Devices”, October 24-28, 2010, Kyiv, Ukraine. Talk: SemOI transistors: from classical to quantum computin

84. International Conference on Quantum Information and Computation, October 4 - 8, 2010, Stockholm, Sweden. Poster: SIC-POVM: star product and relation to other probability representations

85. 1st International Scientific School for Young Researches and Teachers "Applied Mathematics and Physics: from Fundamental Investigations to Innovations," July 1-13, Dolgoprudny, Russia. Talk: Probability representation and tomography of spin states

86. 17th Central European Workshop on Quantum Optics, June 6 - 11, 2010, St. Andrews, Scotland, UK. Poster: Inverse spin-s portrait method: Representation of qudit states by probability vectors and Spin tomography

87. 52nd Scientific Conference of Moscow Institute of Physics and Technology 'Modern problems of fundamental and applied sciences', November 2009, Moscow Region, Russia. Talk #1: Qubit portrait of the photon-number tomogram and separability of two-mode light states;  Talk #2: Quantum computers based on spatial states in quantum dots;  Talk #3: Star-product kernel of spin tomographic symbols and its relation to Fourier transform of Chebyshev polynomials

88. International Conference "Micro- and nanoelectronics" with extended Session "Quantum Informatics", October 5 - 9, 2009, Zvenigorod, Moscow Region, Russia. Talk: Quantum computer without uncontrollable Coulomb interaction among space-based qubits (Talk was presented by Prof. Vladimir Vyurkov because of my being away at Summer School on Quantum Information, Budmerice, Slovak Republic)

89. 11th International Conference on Squeezed States and Uncertainty Relations, June 22 - 26, 2009, Olomouc, Czech Republic. Poster: Quantumness tests and witnesses in the tomographic-probability representation

90. 16th Central European Workshop on Quantum Optics, May 22 - 27, 2009, Turku, Finland. Poster: Qudit and light states: Peculiarities of the tomographic-probability representation and the qubit-portrait method

91. 51st Conference of Moscow Institute of Physics and Technology 'Modern problems of fundamental and applied sciences', November 2008, Dolgoprudny, Russia. Talk #1: Geometric interpretation of density matrix: mixed and entangled states ;  Talk #2: Interaction of the double quantum dot with the metal surface 

92. 50th Conference of Moscow Institute of Physics and Technology 'Modern problems of fundamental and applied sciences', November 2008, Dolgoprudny, Russia. Talk #1: Controlled-NOT gate realization in the charge based quantum computer without charge transfer;  Talk #2: Current mechanisms in epitaxial HgCdTe photodiodes