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Prof. Dr.  Olaf Lechtenfeld

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

  1. 2000
  2. Published

    Double-vector multiplet and partially broken N = 4, d = 3 supersymmetry

    Ivanov, E., Krivonos, S. & Lechtenfeld, O., 10 Aug 2000, In: Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 487, 1-2, p. 192-200 9 p.

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

  3. Published

    Supersymmetric KP hierarchy in N = 1 superspace and its N = 2 reductions

    Lechtenfeld, O. & Sorin, A., 7 Feb 2000, In: Nuclear Physics B. 566, 3, p. 489-510 22 p.

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

  4. Published

    Real forms of the complex twisted N=2 supersymmetric toda chain hierarchy in real N=1 and twisted N=2 superspaces

    Lechtenfeld, O. & Sorin, A., 2000, In: Journal of Nonlinear Mathematical Physics. 7, 4, p. 433-444 12 p.

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

  5. Published

    Strings '99. Proceedings, Conference, Potsdam, Germany, July 19-24, 1999

    Lechtenfeld, O. (Editor), Louis, J. (Editor), Lust, D. (Editor) & Nicolai, H. (Editor), 2000, (Class.Quant.Grav.)

    Research output: Book/Report › Anthology › Research

  6. Published

    Ward identities and the vanishing theorem for loop amplitudes of the closed N=2 string

    Junemann, K. & Lechtenfeld, O., 2000, In: Phys.Lett.B.

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

  7. 1999
  8. Published

    Fermionic flows and tau function of the N = (1|1) superconformal Toda lattice hierarchy

    Lechtenfeld, O. & Sorin, A., 27 Sept 1999, In: Nuclear Physics B. 557, 3, p. 535-547 13 p.

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

  9. Published

    Non-local symmetries of the closed N = 2 string

    Jünemann, K., Lechtenfeld, O. & Popov, A. D., 24 May 1999, In: Nuclear Physics B. 548, 1-3, p. 449-474 26 p.

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

  10. Published

    String-induced Yang-Mills coupling to self-dual gravity

    Devchand, C. & Lechtenfeld, O., 25 Jan 1999, In: Nuclear Physics B. 539, 1-2, p. 309-328 20 p.

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

  11. Published

    Chiral BRST cohomology of N = 2 strings at arbitrary ghost and picture number

    Jünemann, K. & Lechtenfeld, O., 1999, In: Communications in Mathematical Physics. 203, 1, p. 53-69 17 p.

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

  12. Published

    Mathematics and physics of N=2 strings

    Lechtenfeld, O., 1999, Supersymmetries and Quantum Symmetries '99. p. 79-89

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

  13. Published

    Strings '99: Proceedings of the Conference in Potsdam, Germany, 19-24 July 1999

    Lechtenfeld, O. (Editor), Louis, J. (Editor), Lüst, D. (Editor) & Nicolai, H. (Editor), 1999

    Research output: Book/Report › Conference proceeding › Research

  14. Published

    Towards a stringy extension of self-dual super Yang-Mills

    Galajinsky, A. & Lechtenfeld, O., 1999, In: Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 460, 3-4, p. 288-294 7 p.

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

  15. 1998
  16. E-pub ahead of print

    Manifestly invariant actions for harmonic self-dual gauge theory

    Lechtenfeld, O. & Zupnik, B. M., 30 Dec 1998, (E-pub ahead of print).

    Research output: Working paper/Preprint › Preprint

  17. Published

    Extended self-dual Yang-Mills from the N = 2 string

    Devchand, C. & Lechtenfeld, O., 13 Apr 1998, In: Nuclear Physics B. 516, 1-2, p. 255-272 18 p.

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

  18. Published

    Scalar deformations of Schwarzschild holes and their stability

    Dennhardt, H. & Lechtenfeld, O., 20 Feb 1998, In: International Journal of Modern Physics A. 13, 5, p. 741-764 24 p.

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

  19. E-pub ahead of print

    Manifestly invariant actions for harmonic selfdual gauge theory

    Lechtenfeld, O. & Zupnik, B., 1998, (E-pub ahead of print) (ArXiv).

    Research output: Working paper/Preprint › Preprint

  20. Published

    On the selfdual geometry of N=2 strings

    Devchand, C. & Lechtenfeld, O., 1998, 31st International Ahrenshoop Symposium on the Theory of Elementary Particles.

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

  21. 1997
  22. Published

    Path-integral quantization of the (2,2) string

    Bischoff, J. & Lechtenfeld, O., 30 Oct 1997, In: International Journal of Modern Physics A. 12, 27, p. 4933-4971 39 p.

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

  23. N = 2 worldsheet instantons yield cubic self-dual Yang-Mills

    Lechtenfeld, O. & Siegel, W., 17 Jul 1997, In: Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 405, 1-2, p. 49-54 6 p.

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

  24. Published

    Restoring reality for the self-dual N = 2 string

    Bischoff, J. & Lechtenfeld, O., 2 Jan 1997, In: Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 390, 1-4, p. 153-160 8 p.

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

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