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Prof. Dr.  Olaf Lechtenfeld

https://orcid.org/0000-0003-1947-484X
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Publications

  1. 2013
  2. Published

    N=2 supersymmetric S2 → ℂℙ3 → S4 fibration viewed as superparticle mechanics

    Kozyrev, N., Krivonos, S. & Lechtenfeld, O., 2013, In: Journal of Physics: Conference Series. 411, 1, 012019.

    Research output: Contribution to journal › Conference article › Research › peer review

  3. Published

    New approach to duality-invariant nonlinear electrodynamics

    Ivanov, E., Lechtenfeld, O. & Zupnik, B., 2013, In: Journal of Physics: Conference Series. 474, 1, 012023.

    Research output: Contribution to journal › Conference article › Research › peer review

  4. Published

    On two-dimensional integrable models with a cubic or quartic integral of motion

    Galajinsky, A. & Lechtenfeld, O., 2013, In: Journal of high energy physics. 2013, 9, 113.

    Research output: Contribution to journal › Article › Research › peer review

  5. Published

    The quantum angular Calogero-Moser model

    Feigin, M., Lechtenfeld, O. & Polychronakos, A. P., 2013, In: Journal of high energy physics. 2013, 7, 162.

    Research output: Contribution to journal › Article › Research › peer review

  6. 2012
  7. Published

    Instantons on the six-sphere and twistors

    Lechtenfeld, O. & Popov, A. D., 19 Dec 2012, In: Journal of mathematical physics. 53, 12, 123506.

    Research output: Contribution to journal › Article › Research › peer review

  8. Published

    Action-angle variables and novel superintegrable systems

    Hakobyan, T., Lechtenfeld, O., Nersessian, A., Saghatelian, A. & Yeghikyan, V., Sept 2012, In: Physics of particles and nuclei. 43, 5, p. 577-582 6 p.

    Research output: Contribution to journal › Article › Research › peer review

  9. Published

    Instantons and Chern-Simons flows in 6, 7 and 8 dimensions

    Lechtenfeld, O., Sept 2012, In: Physics of particles and nuclei. 43, 5, p. 569-576 8 p.

    Research output: Contribution to journal › Article › Research › peer review

  10. Published

    The spherical sector of the Calogero model as a reduced matrix model

    Hakobyan, T., Lechtenfeld, O. & Nersessian, A., 11 May 2012, In: Nuclear Physics B. 858, 2, p. 250-266 17 p.

    Research output: Contribution to journal › Article › Research › peer review

  11. Published

    Superconformal mechanics

    Fedoruk, S., Ivanov, E. & Lechtenfeld, O., 4 May 2012, In: Journal of Physics A: Mathematical and Theoretical. 45, 17, 173001.

    Research output: Contribution to journal › Review article › Research › peer review

  12. Published

    Integrable generalizations of oscillator and Coulomb systems via action-angle variables

    Hakobyan, T., Lechtenfeld, O., Nersessian, A., Saghatelian, A. & Yeghikyan, V., 16 Jan 2012, In: Physics Letters, Section A: General, Atomic and Solid State Physics. 376, 5, p. 679-686 8 p.

    Research output: Contribution to journal › Article › Research › peer review

  13. Published

    Gauged N=4 supersymmetric mechanics with spin supermultiplets: Talk by S.F. at the XXIX International Colloquium on Group-Theoretical Methods in Physics

    Fedoruk, S., Ivanov, E. & Lechtenfeld, O., 2012, Gauged N=4 supersymmetric mechanics with spin supermultiplets. World Scientific

    Research output: Chapter in book/report/conference proceeding › Conference contribution › Research

  14. Published

    Instantons and Chern-Simons flows in six and seven dimensions: Talk at the Conference on Quantum Field Theory and Gravity `QFTG'12'

    Lechtenfeld, O., 2012, Instantons and Chern-Simons flows in six and seven dimensions. Vol. 128. p. 103-108

    Research output: Chapter in book/report/conference proceeding › Conference contribution › Research

  15. Published

    Nahm equations in supersymmetric mechanics

    Fedoruk, S., Ivanov, E. & Lechtenfeld, O., 2012, In: Journal of high energy physics. 2012, 6, 147.

    Research output: Contribution to journal › Article › Research › peer review

  16. Published

    Nearly Kähler heterotic compactifications with fermion condensates

    Chatzistavrakidis, A., Lechtenfeld, O. & Popov, A. D., 2012, In: Journal of high energy physics. 2012, 4, 114.

    Research output: Contribution to journal › Article › Research › peer review

  17. 2011
  18. Published

    New super-Calogero models and OSp(4ǀ2) superconformal mechanics

    Fedoruk, S. A., Ivanov, E. A. & Lechtenfeld, O., Jun 2011, In: Physics of atomic nuclei. 74, 6, p. 870-875 6 p.

    Research output: Contribution to journal › Article › Research › peer review

  19. Published

    Chern-Simons flows on Aloff-Wallach spaces and spin(7) instantons

    Haupt, A. S., Ivanova, T. A., Lechtenfeld, O. & Popov, A. D., 27 May 2011, In: Physical Review D - Particles, Fields, Gravitation and Cosmology. 83, 10, 105028.

    Research output: Contribution to journal › Article › Research › peer review

  20. E-pub ahead of print

    An N=8 superconformal particle in the half-plane

    Lechtenfeld, O. & Toppan, F., 20 May 2011, (E-pub ahead of print).

    Research output: Working paper/Preprint › Preprint

  21. Published

    Invariants of the spherical sector in conformal mechanics

    Hakobyan, T., Lechtenfeld, O., Nersessian, A. & Saghatelian, A., 4 Feb 2011, In: Journal of Physics A: Mathematical and Theoretical. 44, 5, 055205.

    Research output: Contribution to journal › Article › Research › peer review

  22. Published

    Is soft breaking of BRST symmetry consistent?

    Lavrov, P., Lechtenfeld, O. & Reshetnyak, A., 2011, In: Journal of high energy physics. 2011, 10, 043.

    Research output: Contribution to journal › Article › Research › peer review

  23. Published

    Many-particle mechanics with D(2, 1;α) superconformal symmetry

    Krivonos, S. & Lechtenfeld, O., 2011, In: Journal of high energy physics. 2011, 2, 42.

    Research output: Contribution to journal › Article › Research › peer review

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