First Name
Igor
Last Name
Tupitsyn
Position
Research Associate, PITP
Office Room
Hennings 309D
Tel (Office)
(604) 822-0183
Email
tupitsyn@phas.ubc.ca

Students Wanted
N/A

Employment History

1) Research Scientist, 2004 - , Pacific Institute for Theoretical Physics, UBC, Vancouver, Canada.

2) Research Scientist, 2002 - 2004, Russian Research Center "Kurchatov Institute", Moscow, Russia.

3) Postdoctoral Fellow, 2000 - 2002, Spinoza Institute of Theoretical Physics, Utrecht University, Utrecht, The Netherlands.

4) Assistant Professor, 1995-1997, Moscow State University for Aviation Technologies, Moscow, Russia.

5) Research Scientist, 1995 – 2000, Russian Research Center "Kurchatov Institute", Moscow, Russia.

6) Junior Research Scientist, 1994 - 1995, Russian Research Center "Kurchatov Institute", Moscow, Russia.

7) Research Fellow, 1993 - 1994, Theoretical Department, Royal Institute of Technology, Stockholm, Sweden.

Teaching:  Assistant professor, 1995 - 1997, Moscow State University for Aviation Technologies, Moscow, Russia (in parallel with Research Scientist at RRC "Kurchatov Institute")


Awards

1) Kurchatov Prize and Medal (Russia), 2003.

2) Scholarship for Talented Young Scientists (Russia), 1997, 1998, 1999.

3) Kurchatov Prize for Prominent Young Scientists (Russia), 1997.


Citizenship
Canada

Research Area
Condensed Matter

Research Topics
Mechanisms and control of decoherence/Quantum information; Novel computational techniques/Critical and collective phenomena in strongly correlated systems; Quantum phenomena in magnets.

Selected Publications

[1] M. Warner, S. Din, I. S. Tupitsyn, G. W. Morley, A. M. Stoneham, J. A. Gardener, Z. Wu, A. J. Fisher, S. Heutz, C. W. M. Kay, and G. Aeppli, "Potential for Spin-Based Information Processing in a Thin Film Molecular Semiconductor", Nature (London) 503, 504 (2013).

[2] S. Takahashi, I. S. Tupitsyn, J. van Tol, C. C. Beedle, D. N. Hendrickson, P. C. E. Stamp, “Decoherence in crystals of quantum molecular magnets”, Nature (London), 476, 76 (2011).

[3] I.S. Tupitsyn, A. Kitaev, N.V. Prokof'ev, and P.C.E. Stamp, “Topological multicritical point in the phase diagram of the toric code model and three-dimensional lattice gauge Higgs Model”, Phys. Rev. B 82, 085114 (2010).

[4] J.J. Henderson, C. Koo, P.L. Feng, E. del Barco, S. Hill, I.S. Tupitsyn, P.C.E. Stamp, and D. N. Hendrickson, “Manifestation of Spin Selection Rules on the Quantum Tunneling of Magnetization in a Single Molecule Magnet”, Phys. Rev. Lett. 103, 017202 (2009).

[5] I.S. Tupitsyn, P.C.E. Stamp, and A.L. Burin, “Stability of Bose-Einstein Condensate of Hot Magnons in Yttrium Iron Garnet Films”, Phys. Rev. Lett. 100, 257202 (2008).

[6] A. Morello, P.C.E. Stamp, and I.S. Tupitsyn, "Pairwise Decoherence in Coupled Spin Qubit Networks", Phys. Rev. Lett. 97, 207206 (2006).

[7] P.C.E. Stamp and I.S. Tupitsyn, “Coherence Window in the dynamics of Quantum Nanomagnets”, Phys. Rev. B 69, 014401 (2004).

[8] P.C.E. Stamp and I.S. Tupitsyn, “Crossovers in spin-boson and central spin models”, Special issue: “The Spin-Boson Problem: From Electron Transfer to Quantum Computing”. Chem. Phys. 296, 281 (2004).

[9] I.S. Tupitsyn, B. Barbara, "Quantum Tunneling of Magnetization in Molecular Complexes with Large Spins: Effect of the Environment". "Magnetoscience - from Molecules to Materials", ed. Miller and Drillon, WILEY-VCH Verlag GmbH, Germany, Volume III, pp. 109-168, (2001).

[10] N.V. Prokof'ev, B.V. Svistunov and I.S. Tupitsyn, "Quantum Monte Carlo scheme to study coherent tunneling", Phys. Rev. Lett. 82, 5092 (1999).

[11] N.V. Prokof'ev, B.V. Svistunov and I.S. Tupitsyn, "Worm Algorithm in Quantum Monte Carlo Simulations", Phys. Lett. A 238, 253 (1998).

[12] N.V. Prokof'ev, B.V. Svistunov and I.S. Tupitsyn, "Exact, Complete and Universal Continuous-Time Wordline Monte Carlo Approach to the Statistics of Discrete Quantum Systems", JETP 87, 310 (1998).

[13] N.V. Prokof'ev, B.V. Svistunov and I.S. Tupitsyn, “Exact Quantum Monte Carlo Process for the Statistics of Discrete Systems”, JETP Lett. 64, 911 (1996).

[14] V.A. Kashurnikov, N.V. Prokof'ev, B.V. Svistunov and I.S. Tupitsyn, "Wigner Crystallization in the Lowest Landau Level for nu > 1/5", Phys. Rev. B 54, 8644 (1996).

[15] I. Tupitsyn, M. Wallin and A. Rosengren, "Phase diagram of vortices in double-layer quantum Hall systems", Phys. Rev. B 53, R7614 (1996).