Publications

2021

40. Effects of interlayer exchange on collapse mechanisms and stability of magnetic skyrmions

H. Schrautzer, S. von Malottki, P.F. Bessarab, S. Heinze, To be submitted to Physical Review B.

2020

39. Toward room-temperature nanoscale skyrmions in ultrathin films

A.S. Varentcova, S. von Malottki, M.N. Potkina, G. Kwiatkowski, S. Heinze, P.F. Bessarab, npj Computational Materials 6, 193 (2020).

38. Magnetic skyrmion annihilation by quantum mechanical tunneling

S.M. Vlasov, P.F. Bessarab, I.S. Lobanov, M.N. Potkina, V.M. Uzdin, H. Jónsson, New Journal of Physics 22, 083013 (2020).

37. Mechanisms of energy-efficient magnetization switching in a bistable nanowire

M.H.A. Badarneh, G.J. Kwiatkowski, P.F. Bessarab, Nanosystems: Physics, Chemistry, Mathematics 11, 294 (2020).

36. Fully self-consistent calculations of magnetic structure within non-collinear Alexander-Anderson model

A.V. Ivanov, P.F. Bessarab, H. Jónsson, V.M. Uzdin, Nanosystems: Physics, Chemistry, Mathematics 11, 65 (2020).

35. Generalized force approach to point-to-point ionospheric ray tracing and systematic identification of high and low rays

I. Nosikov, M. Klimenko, G. Zhbankov, A. Podlesnyi, V. Ivanova, P.F. Bessarab, IEEE Transactions on Antennas and Propagation 68, 455 (2020).

2019

34. Stability and lifetime of antiferromagnetic skyrmions

P.F. Bessarab, D. Yudin, D.R. Gulevich, P. Wadley, M. Titov, O.A. Tretiakov, Physical Review B 99, 140411(R) (2019).

33. Skyrmion lifetime in ultrathin films

S. von Malottki, P.F. Bessarab, S. Haldar, A. Delin, S. Heinze, Physical Review B 99, 060409(R) (2019).

2018

32. Models of the energy landscape for an element of shakti spin ice

U.B. Arnalds, S.Y. Liashko, P.F. Bessarab, V.M. Uzdin, H. Jónsson, Nanosystems: Physics, Chemistry, Mathematics 9, 711 (2018).

31. Duplication, collapse, and escape of magnetic skyrmions revealed using a systematic saddle point search method

G.P. Müller, P.F. Bessarab, S.M. Vlasov, F. Lux, N.S. Kiselev, S. Blügel, V.M. Uzdin, H. Jónsson, Physical Review Letters 121, 197202 (2018).

30. First-principles prediction of sub-10-nm skyrmions in Pd/Fe bilayers on Rh(111)

S. Haldar, S. von Malottki, S. Meyer, P.F. Bessarab, S. Heinze, Physical Review B 98, 060413(R) (2018).

29. Interplay between size and stability of magnetic skyrmions

A.S. Varentsova, M.N. Potkina, S. von Malottki, S. Heinze, P.F. Bessarab, Nanosystems: Physics, Chemistry, Mathematics 9, 356 (2018).

28. Lifetime of racetrack skyrmions

P.F. Bessarab, G.P. Müller, I.S. Lobanov, F.N. Rybakov, N.S. Kiselev, H. Jónsson, V.M. Uzdin, S. Blügel, L. Bergqvist, and A. Delin, Scientific Reports 8, 3433 (2018).

27. Energy surface and lifetime of magnetic skyrmions

V.M. Uzdin, M.N. Potkina, I.S. Lobanov, P.F. Bessarab, and H. Jónsson, Journal of magnetism and magnetic materials 459, 236 (2018).

26. The effect of confinement and defects on the thermal stability of skyrmions

V.M. Uzdin, M.N. Potkina, I.S. Lobanov, P.F. Bessarab, and H. Jónsson, Physica B: Condensed Matter (2018). DOI:10.1016/j.physb.2017.09.040.

2017

25. Instantons describing tunneling between magnetic states at finite temperature

S.M. Vlasov, P.F. Bessarab, V.M. Uzdin, and H. Jónsson, Nanosystems: Physics, Chemistry, Mathematics 8, 746 (2017).

24. Microscopic theory for coupled atomistic magnetization and lattice dynamics Editor's suggestion!

J. Fransson, D. Thonig, P.F. Bessarab, S. Bhattacharjee, J. Hellsvik, and L. Nordström, Physical Review Materials 1, 074404 (2017).

23. Theory of noncollinear interactions beyond Heisenberg exchange: Applications to bcc Fe

A. Szilva, D. Thonig, P.F. Bessarab, Y.O. Kvashnin, D.C.M. Rodrigues, R. Cardias, M. Pereiro, L. Nordström, A. Bergman, A.B. Klautau, and O. Eriksson, Physical Review B 96, 144413 (2017).

21. Magnetic exchange force microscopy: Theoretical analysis of induced magnetization reversals

A.V. Ivanov, P.F. Bessarab, V.M. Uzdin, and H. Jónsson, Nanoscale 9, 13320 (2017).

19. Application of the nudged elastic band method to the point-to-point radio wave ray tracing in IRI modeled ionosphere

I.A. Nosikov, M.V. Klimenko, P.F. Bessarab, and G.A. Zbankov, Advances in Space Research 60, 491 (2017).

2016

18. Crossover temperature for quantum tunneling in spin systems

S.M. Vlasov, P.F. Bessarab, V.M. Uzdin, and H. Jónsson, Journal of Physics: Conference Series 741, 012183 (2016).

17. Tip-surface interaction and rate of magnetic transitions

A.V. Ivanov, P.F. Bessarab, V.M. Uzdin, and H. Jónsson, Journal of Physics: Conference Series 741, 012184 (2016).

16. Spin relaxation signature of colossal magnetic anisotropy in platinum atomic chains

A. Bergman, J. Hellsvik, P.F. Bessarab, and A. Delin, Scientific Reports 6, 36872 (2016).

15. Classical to quantum mechanical tunneling mechanism crossover in thermal transitions between magnetic states

S.M. Vlasov, P.F. Bessarab, V.M. Uzdin, and H. Jónsson, Faraday Discussions 195, 93 (2016).

14. Method of transverse displacements for calculating the HF radio wave propagation paths: Statement of the problem and preliminary results

I.A. Nosikov, P.F. Bessarab, and M.V. Klimenko, Radiophysics and Quantum Electronics 59, 1 (2016).

13. Energy surface and minimum energy paths for Fréedericksz transitions in bistable cholesteric liquid crystals

A.V. Ivanov, P.F. Bessarab, E.V. Aksenova, V.P. Romanov, and V.M. Uzdin, Physical Review E 93, 042708 (2016).

12. Qualitative insight and quantitative analysis of the effect of temperature on the coercivity of a magnetic system

M. Moskalenko, P.F. Bessarab, V.M. Uzdin, and H. Jónsson, AIP Advances 6, 025213 (2016).

2015

11. Method for finding mechanism and activation energy of magnetic transitions, applied to skyrmion and antivortex annihilation

P.F. Bessarab, V.M. Uzdin, and H. Jónsson, Computer Physics Communications 196, 335 (2015).

2014

10. Navigation on the energy surface of the noncollinear Alexander-Anderson model

P.F. Bessarab, A.B. Skorodumov, V.M. Uzdin, and H. Jónsson, Nanosystems: Physics, Chemistry, Mathematics 5, 757 (2014).

9. Calculations of magnetic states and minimum energy paths of transitions using a noncollinear extension of the Alexander-Anderson model and a magnetic force theorem

P.F. Bessarab, V.M. Uzdin, and H. Jónsson, Physical Review B 89, 214424 (2014).

2013

8. Effect of hydrogen adsorption on the magnetic properties of a surface nanocluster of iron

P.F. Bessarab, V.M. Uzdin, and H. Jónsson, Physical Review B 88, 214407 (2013).

7. Potential energy surfaces and rates of spin transitions

P.F. Bessarab, V.M. Uzdin, and H. Jónsson, Zeitschrift für Physikalische Chemie International journal of research in physical chemistry and chemical physics 227, 1543 (2013).

6. Noncollinear magnetic ordering in a magnetic dimer supported on a metallic substrate

P.F. Bessarab, M.G. Dudnik, and V.M. Uzdin, Bulletin of the Russian Academy of Sciences: Physics 77, 56 (2013).

5. Size and shape dependence of thermal spin transitions in nanoislands

P.F. Bessarab, V.M. Uzdin, and H. Jónsson, Physical Review Letters 110, 020604 (2013).

2012

4. Harmonic transition state theory of thermal spin transitions

P.F. Bessarab, V.M. Uzdin, and H. Jónsson, Physical Review B 85, 184409 (2012).

2010

3. Vortices and domain walls: ‘wormholes’ in unconventional superconductors

P.F. Bessarab, and A.V. Radievsky, Journal of Physics: Conference Series 200, 012013 (2010).

2009

2. Layer-heterogeneous magnetic states in metallic nanosystems

P.F. Bessarab, and V.M. Uzdin, Physics of the Solid State 51, 150 (2009).

2008

1. Lower critical field splitting in superconductors with multicomponent order parameter: critical field H_cW

P.F. Bessarab, and A.V. Radievsky, Bulletin of Immanuel Kant State University of Russia 4, 28 (2008).