Intern
    Technische Physik

    Dr. Leonid Bovkun

    Dr. Leonid Bovkun

    Postdoc
    Technische Physik
    University of Würzburg
    Am Hubland
    97074 Würzburg
    Germany
    Gebäude: P1 (Physik)
    Raum: A026
    Telefon: +49 931 31-81164

    kdotpy: k·p theory on a lattice for simulating semiconductor band structures
    W. Beugeling, F. Bayer, C. Berger, J. Böttcher, L. S. Bovkun, C. Fuchs, M. Hofer, S. Shamim, M. Siebert, L.-X. Wang, E. Hankiewicz, T. Kießling, H. Buhmann, and L. Molenkamp
    SciPost Phys. Codebases (2025), DOI: 10.21468/SciPostPhysCodeb.47

    Topological phase diagram of mercury cadmium telluride quantum wells
    L. S. Bovkun, L. Fürst, C. Fuchs, V. Marković, M. Hofer, M. Siebert, C. Berger, F. Bayer, W. Beugeling, S. Schreyeck, H. Buhmann, L. W. Molenkamp, and T. Kießling
    Phys. Rev. Mater. 9 (2025), DOI: 10.1103/PhysRevMaterials.9.054602

    Simultaneous Observation of the Cyclotron Resonances of Electrons and Holes in a HgTe/CdHgTe Double Quantum Well under “Optical Gate” Effect
    L. S. Bovkun, S. S. Krishtopenko, V. Y. Aleshkin, N. N. Mikhailov, S. A. Dvoretsky, F. Teppe, M. Orlita, V. I. Gavrilenko, and A. V. Ikonnikov
    JETP Lett. 118, 867 (2023), DOI: 10.1134/S0021364023603536

    Origin of Structure Inversion Asymmetry in Double HgTe Quantum Wells
    A. V. Ikonnikov, S. S. Krishtopenko, L. S. Bovkun, N. N. Mikhailov, S. A. Dvoretskii, B. A. Piot, M. Potemski, M. Orlita, F. Teppe, and V. I. Gavrilenko
    JETP Lett. 116, 547 (2022), DOI: 10.1134/S0021364022601889

    Optical Studies and Transmission Electron Microscopy of HgCdTe Quantum Well Heterostructures for Very Long Wavelength Lasers
    V. V. Rumyantsev, A. A. Razova, L. S. Bovkun, D. A. Tatarskiy, V. Y. Mikhailovskii, M. S. Zholudev, A. V. Ikonnikov, T. A. Uaman Svetikova, K. V. Maremyanin, V. V. Utochkin, M. A. Fadeev, V. G. Remesnik, V. Y. Aleshkin, N. N. Mikhailov, S. A. Dvoretsky, M. Potemski, M. Orlita, V. I. Gavrilenko, and S. V. Morozov
    Nanomaterials (Basel) 11 (2021), DOI: 10.3390/nano11071855

    Effects of the Electron—Electron Interaction in the Magneto-Absorption Spectra of HgTe/CdHgTe Quantum Wells with an Inverted Band Structure
    L. S. Bovkun, A. V. Ikonnikov, S. S. Krishtopenko, V. Y. Aleshkin, M. S. Zholudev, S. Ruffenach, C. Consejo, F. Teppe, S. A. Dvoretskii, N. N. Mikhailov, M. Potemski, M. Orlita, and V. I. Gavrilenko
    JETP Lett. 112, 508 (2020), DOI: 10.1134/S0021364020200059

    Landau level spectroscopy of valence bands in HgTe quantum wells: effects of symmetry lowering
    L. S. Bovkun, A. V. Ikonnikov, V. Y. Aleshkin, K. E. Spirin, V. I. Gavrilenko, N. N. Mikhailov, S. A. Dvoretskii, F. Teppe, B. A. Piot, M. Potemski, and M. Orlita
    J. Phys.: Condens. Matter 31, 145501 (2019), DOI: 10.1088/1361-648X/aafdf0

    Magnetoabsorption in HgCdTe/CdHgTe Quantum Wells in Tilted Magnetic Fields
    L. S. Bovkun, A. V. Ikonnikov, V. Y. Aleshkin, M. Orlita, M. Potemski, B. A. Piot, S. A. Dvoretskii, N. N. Mikhailov, and V. I. Gavrilenko
    JETP Lett. 109, 191 (2019), DOI: 10.1134/S002136401903007X

    Magnetospectroscopy of double HgTe/CdHgTe QWs with inverted band structure in high magnetic fields up to 30 T
    L. S. Bovkun, A. V. Ikonnikov, V. Aleshkin, K. V. Maremyanin, N. N. Mikhailov, S. A. Dvoretskii, S. S. Krishtopenko, F. Teppe, B. A. Piot, M. Potemski, M. Orlita, and V. I. Gavrilenko
    Opto-electron. Rev. 27, 213 (2019), DOI: 10.1016/j.opelre.2019.06.001

    Investigation of the band structure of quantum wells based on gapless and narrow-band semiconductors HgTe and InAs
    PhD Thesis, 2018
    L. S. Bovkun
    Université Grenoble Alpes; Académie des sciences de Russie (2018)

    Polarization-Sensitive Fourier-Transform Spectroscopy of HgTe/CdHgTe Quantum Wells in the Far Infrared Range in a Magnetic Field
    L. S. Bovkun, A. V. Ikonnikov, V. Y. Aleshkin, S. S. Krishtopenko, N. N. Mikhailov, S. A. Dvoretskii, M. Potemski, B. Piot, M. Orlita, and V. I. Gavrilenko
    JETP Lett. 108, 329 (2018), DOI: 10.1134/S0021364018170058

    Magnetooptics of HgTe/CdTe Quantum Wells with Giant Rashba Splitting in Magnetic Fields up to 34 T
    L. S. Bovkun, K. V. Maremyanin, A. V. Ikonnikov, K. E. Spirin, V. Y. Aleshkin, M. Potemski, B. A. Piot, M. Orlita, N. N. Mikhailov, S. A. Dvoretskii, and V. I. Gavrilenko
    Semiconductors 52, 1386 (2018), DOI: 10.1134/S1063782618110052

    Terahertz Injection Lasers Based on a PbSnSe Solid Solution with an Emission Wavelength up to 50 μm and Their Application in the Magnetospectroscopy of Semiconductors
    K. V. Maremyanin, A. V. Ikonnikov, L. S. Bovkun, V. V. Rumyantsev, E. G. Chizhevskii, I. I. Zasavitskii, and V. I. Gavrilenko
    Semiconductors 52, 1590 (2018), DOI: 10.1134/S1063782618120163

    Magnetooptical Studies and Stimulated Emission in Narrow Gap HgTe/CdHgTe Structures in the Very Long Wavelength Infrared Range
    V. V. Rumyantsev, L. S. Bovkun, A. M. Kadykov, M. A. Fadeev, A. A. Dubinov, V. Y. Aleshkin, N. N. Mikhailov, S. A. Dvoretsky, B. Piot, M. Orlita, M. Potemski, F. Teppe, S. V. Morozov, and V. I. Gavrilenko
    Semiconductors 52, 436 (2018), DOI: 10.1134/S1063782618040255

    Activation conductivity in HgTe/CdHgTe quantum wells at integer Landau level filling factors: Role of the random potential
    L. S. Bovkun, A. V. Ikonnikov, V. Y. Aleshkin, S. S. Krishtopenko, A. V. Antonov, K. E. Spirin, N. N. Mikhailov, S. A. Dvoretsky, and V. I. Gavrilenko
    Semiconductors 51, 1562 (2017), DOI: 10.1134/S106378261712003X

    On the band spectrum in p-type HgTe/CdHgTe heterostructures and its transformation under temperature variation
    A. V. Ikonnikov, L. S. Bovkun, V. V. Rumyantsev, S. S. Krishtopenko, V. Y. Aleshkin, A. M. Kadykov, M. Orlita, M. Potemski, V. I. Gavrilenko, S. V. Morozov, S. A. Dvoretsky, and N. N. Mikhailov
    Semiconductors 51, 1531 (2017), DOI: 10.1134/S1063782617120090

    Cyclotron resonance of dirac fermions in InAs/GaSb/InAs quantum wells
    S. S. Krishtopenko, A. V. Ikonnikov, K. V. Maremyanin, L. S. Bovkun, K. E. Spirin, A. M. Kadykov, M. Marcinkiewicz, S. Ruffenach, C. Consejo, F. Teppe, W. Knap, B. R. Semyagin, M. A. Putyato, E. A. Emelyanov, V. V. Preobrazhenskii, and V. I. Gavrilenko
    Semiconductors 51, 38 (2017), DOI: 10.1134/S1063782617010109

    Magnetoabsorption of Dirac Fermions in InAs/GaSb/InAs “Three-Layer” Gapless Quantum Wells
    S. Ruffenach, S. S. Krishtopenko, L. S. Bovkun, A. V. Ikonnikov, M. Marcinkiewicz, C. Consejo, M. Potemski, B. Piot, M. Orlita, B. R. Semyagin, M. A. Putyato, E. A. Emel’yanov, V. V. Preobrazhenskii, W. Knap, F. Gonzalez-Posada, G. Boissier, E. Tournié, F. Teppe, and V. I. Gavrilenko
    JETP Lett. 106, 727 (2017), DOI: 10.1134/S0021364017230102

    Magnetospectroscopy of double HgTe/CdHgTe quantum wells
    L. S. Bovkun, S. S. Krishtopenko, A. V. Ikonnikov, V. Y. Aleshkin, A. M. Kadykov, S. Ruffenach, C. Consejo, F. Teppe, W. Knap, M. Orlita, B. Piot, M. Potemski, N. N. Mikhailov, S. A. Dvoretskii, and V. I. Gavrilenko
    Semiconductors 50, 1532 (2016), DOI: 10.1134/S1063782616110063

    Terahertz injection lasers based on PbSnSe alloy with an emission wavelength up to 46.5 μm
    K. V. Maremyanin, V. V. Rumyantsev, A. V. Ikonnikov, L. S. Bovkun, E. G. Chizhevskii, I. I. Zasavitskii, and V. I. Gavrilenko
    Semiconductors 50, 1669 (2016), DOI: 10.1134/S1063782616120125

    Exchange enhancement of the electron g-factor in a two-dimensional semimetal in HgTe quantum wells
    L. S. Bovkun, S. S. Krishtopenko, M. S. Zholudev, A. V. Ikonnikov, K. E. Spirin, S. A. Dvoretsky, N. N. Mikhailov, F. Teppe, W. Knap, and V. I. Gavrilenko
    Semiconductors 49, 1627 (2015), DOI: 10.1134/S1063782615120052

    Long-wavelength injection lasers based on Pb1–x Sn x Se alloys and their use in solid-state spectroscopy
    K. V. Maremyanin, A. V. Ikonnikov, A. V. Antonov, V. V. Rumyantsev, S. V. Morozov, L. S. Bovkun, K. R. Umbetalieva, E. G. Chizhevskiy, I. I. Zasavitskiy, and V. I. Gavrilenko
    Semiconductors 49, 1623 (2015), DOI: 10.1134/S1063782615120118