Valentina Litvyak

Scientific interests
Deep cooling of the nuclear spin system in semiconductors

Publications
  1. Litvyak Valentina M. Cherbunin Roman V. Soldatenkov Fedor Yu. Kalevich Vladimir К. Kavokin Kirill V. , Study of properties of the nuclear spin system in bulk n-GaAs by warm-up spectroscopy, St. Petersburg Polytechnic University Journal. Physics and Mathematics. 16, 1.3, 20-25 (2023) (pdf)
  2. В.М. Литвяк, Р.В. Чербунин, Ф.Ю. Солдатенков, В.К. Калевич and К.В. Кавокин, Проявление диполь-дипольного и квадрупольного взаимодействий в спектре коррелятора оптически охлажденных ядерных спинов объемного кристалла n-GaAs, ФТП 57, 4, 265 (2023)
    Litvyak V. M., Cherbunin R. V., Soldatenkov F. Yu., Kalevich V. K., Kavokin K. V., Manifestation of dipole-dipole and quadrupole interactions in the correlator spectrum of optically cooled nuclear spins of a bulk n-GaAs sample, Semiconductors 57, 4, 261-265 (2023) (pdf)
  3. M. Vladimirova, S. Cronenberger, A. Colombier, D. Scalbert, V. M. Litvyak, K. V. Kavokin and A. Lemaître, Simultaneous measurements of nuclear-spin heat capacity, temperature, and relaxation in GaAs microstructures, Phys. Rev. B 105, 155305 (2022) (pdf)
  4. V. M. Litvyak, R. V. Cherbunin, V. K. Kalevich, A. I. Lihachev, A. V. Nashchekin, M. Vladimirova and K. V. Kavokin, Warm-up spectroscopy of quadrupole-split nuclear spins in n-GaAs epitaxial layers, Phys. Rev. B 104, 235201 (2021) (pdf)
  5. Mladen Kotur, Daniel O. Tolmachev, Valentina M. Litvyak, Kirill V. Kavokin, Dieter Suter, Dmitri R. Yakovlev and Manfred Bayer, Ultra-deep optical cooling of coupled nuclear spin-spin and quadrupole reservoirs in a GaAs/(Al,Ga)As quantum well, Commun Phys 4, 193 (2021) (pdf)
  6. V. M. Litvyak, R. V. Cherbunin, V. K. Kalevich and K. V. Kavokin, Determination of the Quadrupole Splitting in Bulk n-GaAs by Warm-Up Spectroscopy, Semiconductors 54, 12, 1728-1729 (2020) (pdf)
  7. R. V. Cherbunin, V. M. Litviak, I. I. Ryzhov, A. V. Koudinov, S. Elsässer, A. Knapp, T. Kiessling, J. Geurts, S. Chusnutdinow, T. Wojtowicz and G. Karczewski, High-resolution resonance spin-flip Raman spectroscopy of pairs of manganese ions in a CdTe quantum well, Phys. Rev. B 101, 241301 (2020) (pdf)
  8. M.S. Kuznetsova, R.V. Cherbunin, V.M. Litvyak, E.V. Kolobkova, Spectroscopy of PbS and PbSe quantum dots in fluorine phosphate glasses, Semiconductors 52, 558 (2018) (pdf)
  9. V M Litvyak, R V Cherbunin, K V Kavokin and V K Kalevich, Determination of the local field in the nuclear spin system of n-type GaAs, Journal of Physics: Conference Series 951, 012006 (2018) (pdf)
  10. В.М. Литвяк, Р.В. Чербунин и А.А. Онущенко, Температурная зависимость оптических переходов квантовых точек PbS в силикатных стеклах, Известия РАН, серия физическая 81, 1686–1688 (2017) (pdf)
  11. Alexander N. Poddubny, Valentina Mikhailovna Litvyak, Mikhail O. Nestoklon, Roman V. Cherbunin, Valerii Viktorovich Golubkov, Petr Alexeevich Onushchenko, Anastasiya Nikolaevna Babkina, Alexei Arkadievich Onushchenko, and Serguei V. Goupalov, The Role of Valley Anisotropy in Optical Absorption of Monodisperse PbS Nanocrystals, J. Phys. Chem. C, 121 (49), pp 27766–27773 (2017) (pdf)