Contact information:
E-mail: asyromyatnikov [at] yandex [dot] ru
Date of birth: 29.03.1978
Place of birth: Leningrad
Education:
1993 graduated from school № 9 in Gatchina (Leningrad dst.);
1993 – 1995 education at Academic school of SPbSU;
1995 – 2001 education at Faculty of Physics of SPbSU;
2001 – 2004 Ph.D. student at Petersburg Nuclear Physics Institute (PNPI);
In 2004, defend a Ph. D. thesis «Spin-wave interaction in antiferromagnets in strong magnetic field and low-temperature properties spin-1/2 kagome-antiferromagnets»
In 2011, defend a doctoral thesis «Anomalous dynamical properties of magnets at small temperature»
Academic experience:
2004 — 2007 – scientific fellow in Theoretical Division of PNPI;
2006 -2012 – senior scientific fellow in Theoretical Division of PNPI;
From 2012 by now – leading scientific fellow in Theoretical Division of PNPI;
2009 – 2012 — assistant professor at the chair of Quantum mechanics at SPbSU (combining jobs);
From 2012 by now – professor at chair of Neutron and Sichrotron Physics at SPbSU (combining jobs);
Field of scientific interests:
- Solid state physics
- Magnetic properties of solid state
- Interaction of neutron with matter
Lectures:
- Theory of interaction of synchrotron radiation (X-rays) and neutrons with matter (neutron part)
- Physics of magnetism and scattering of polarized and unpolarized neutron
Some recent oral talks:
- A.V. Syromyatnikov, “Collective excitations in two-dimensional antiferromagnet in strong magnetic field”;
- MINIWORKSHOP on Strong Correlations in Materials and Atom Traps, Triest, Italy, 4.08 – 15.08 2008A.V. Syromyatnikov, “ Spin-wave interaction in two-dimensional ferromagnets with dipolar forces”;
- Moscow international symposium on magnetism, Moscow, 16.06 – 21.06 2008
- A.V. Syromyatnikov, “Instability of the collinear phase in two-dimensional ferromagnet in strong in-plane magnetic field”;
- International conference “Spin Waves”, St.Petersburg, 7.06 – 12.06 2009
- A.V. Syromyatnikov, “Anomalously large damping of long-wavelength quasiparticles caused by long-range interaction”;
- International conference IV Euro-Asian Symposium “Trends in MAGnetism”: Nanospintronics. EASTMAG – 2010, Ekaterinburg, 28.06 – 2.07 2010
- A.V. Syromyatnikov, “Spin nematic phase in (quasi-)one-dimensional frustrated magnet in strong magnetic field ”;
- XXXVI Conference on low-temperature physics, St.Petersburg, 2.07–6.07 2012
Grants:
2001-2004: grants of St.Petersburg government;
2006-2012: grants of the President of Russian Federation;
2004-2008: grants of RSSI;
2001-2012: grants of RFBR;
2011: grants of the «Dynasty» Foundation
Referee in scientific journals:
Physical Review Letters; Physical Review В
Selected publications:
1. A.V. Syromyatnikov and S.V. Maleyev,
«Spin-wave interaction in two- and three-dimentioanl antiferromagnets in a weak magnetic field»,
Phys. Rev. B 65, 012401-1 – 012401-4 (2001);
2. A.V. Syromyatnikov and S.V. Maleyev,
«Hidden long-range order in kagome Heisenberg antiferromagnets»,
Phys. Rev. B 66, 132408-1 – 132408-4 (2002);
3. S.V. Grigoriev, Yu.V. Chetverikov, A.V. Syromyatnikov, W.H. Kraan and M.Th. Rekveldt,
«Neutron-multiwave-inerference experiments with many coils»,
Phys. Rev. A 68, 033603-1 – 033603-9 (2003);
4. A.V. Syromyatnikov and S.V. Maleyev,
«Double-peak specific heat feature in frustrated antiferromagnetic clusters»,
Письма в ЖЭТФ 79 (5), 275 – 279 (2004);
5. A. V. Syromyatnikov and S. V. Maleyev,
«Frustrated two-level impurities in two-dimensional antiferromagnet»,
Phys. Rev. B 72, 174419-1 – 174419-17 (2005);
6. A. V. Syromyatnikov and S. V. Maleyev,
«Frustrated impurity spins in ordered two-dimensional quantum antiferromagnets»,
Phys. Rev. B 74, 184433-1 – 184433-14 (2006);
7. A. V. Syromyatnikov,
«Bose-Einstein condensation of magnons in magnets with predominant ferromagnetic interaction»,
Phys. Rev. B 75, 134421-1 – 134421-7 (2007);
8. A. V. Syromyatnikov,
«Spin-wave interaction in two-dimensional ferromagnets with dipolar forces»,
Phys. Rev. B 77, 144433-1 – 144433-15 (2008);
9 .A. V. Syromyatnikov,
«Collective excitations in a two-dimensional antiferromagnet in a strong magnetic field»,
Phys. Rev. B 79, 054413-1 – 054413-6 (2009);
10. S.V. Grigoriev, A.V. Syromyatnikov, A.P. Chumakov, N.A. Grigoryeva, K.S. Napolskii, I.V. Roslyakov, A.A. Eliseev, A.V. Petukhov, H. Eckerlebe,
“Nanostructures: Scattering beyond the Born approximation”,
Phys. Rev. B 81, 125405 (2010) [7 pages];
11. A. V. Syromyatnikov,
«Anomalously large damping of long-wavelength quasiparticles caused by long-range interaction»,
Phys. Rev. B 82, 024432 (2010) [9 pages];
12. A. V. Sizanov and A. V. Syromyatnikov,
«Bosonic representation of quantum magnets with large single-ion easy-plane anisotropy»,
Phys. Rev. B 84, 054445 (2011) [11 pages];
13. A. O. Sorokin and A. V. Syromyatnikov,
«Chiral spin liquid in two-dimensional XY helimagnets»,
Phys. Rev. B 85, 174404 (2012) [10 pages];
14. A. V. Syromyatnikov,
«Spin nematic phase in one-dimensional and quasi-one-dimensional frustrated magnets in a strong magnetic field»,
Phys. Rev. B 86, 014423 (2012) [13 pages];