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Prof. Dr.  Olaf Lechtenfeld

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

  1. 2003
  2. Published

    On nonperturbative solutions of superstring field theory

    Kling, A., Lechtenfeld, O., Popov, A. D. & Uhlmann, S., 2 Jan 2003, In: Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 551, 1-2, p. 193-201 9 p.

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

  3. Published

    Non-anticommutative N=(1,1) Euclidean superspace: Talk by E.I. at the workshop ``Supersymmetries and Quantum Symmetries''

    Lechtenfeld, O., 2003, SQS '03. p. 193-201

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

  4. Published

    Noncommutative instantons and solitons

    Lechtenfeld, O., 2003, In: Proceedings of Science. 11

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

  5. Published

    Solving string field equations: New uses for old tools

    Kling, A., Lechtenfeld, O., Popov, A. D. & Uhlmann, S., 2003, In: Fortschritte der Physik. 51, 7-8, p. 775-780 6 p.

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

  6. 2002
  7. Published

    Noncommutative instantons via dressing and splitting approaches

    Horváth, Z., Lechtenfeld, O. & Wolf, M., 1 Dec 2002, In: Journal of high energy physics. 6, 12, p. 1297-1315 19 p.

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

  8. Published

    Exact solutions of Berkovits' string field theory

    Lechtenfeld, O., Popov, A. D. & Uhlmann, S., 19 Aug 2002, In: Nuclear Physics B. 637, 1-3, p. 119-142 24 p.

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

  9. Published

    Non-commutative 't Hooft instantons

    Lechtenfeld, O. & Popov, A. D., 1 Mar 2002, In: Journal of high energy physics. 6, 3, p. 967-989 23 p.

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

  10. Light-cone gauge for N = 2 strings

    Lechtenfeld, O. & Siegel, W., 2002, In: Russian physics journal. 45, 7, p. 712-718 7 p.

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

  11. 2001
  12. Published

    Scattering of noncommutative solitons in 2 + 1 dimensions

    Lechtenfeld, O. & Popov, A. D., 20 Dec 2001, In: Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 523, 1-2, p. 178-184 7 p.

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

  13. Published

    A heterotic N=2 string with space-time supersymmetry

    Bellucci, S., Galajinsky, A. & Lechtenfeld, O., 27 Aug 2001, In: Nuclear Physics B. 609, 3, p. 410-428 19 p.

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

  14. Published

    Open N = 2 strings in a B-field background and noncommutative self-dual Yang-Mills

    Lechtenfeld, O., Popov, A. D. & Spendig, B., 17 May 2001, In: Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 507, 1-4, p. 317-326 10 p.

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

  15. Published

    Partial spontaneous breaking of two-dimensional supersymmetry

    Ivanov, E., Krivonos, S., Lechtenfeld, O. & Zupnik, B., 23 Apr 2001, In: Nuclear Physics B. 600, 2, p. 235-271 37 p.

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

  16. Published

    Hidden symmetries of the open N = 2 string

    Ivanova, T. A. & Lechtenfeld, O., 20 Jan 2001, In: International Journal of Modern Physics A. 16, 2, p. 303-329 27 p.

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

  17. Published

    Hidden N=(2|2) supersymmetry of the N=(1|1) supersymmetric toda lattice hierarchy

    Lechtenfeld, O. & Sorin, A., 2001, In: Journal of Nonlinear Mathematical Physics. 8, 2, p. 183-195 13 p.

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

  18. Published

    Hidden symmetries of the open N=2 string

    Ivanova, T. A. & Lechtenfeld, O., 2001, In: Int.J.Mod.Phys.A.

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

  19. Published

    Non-commutative multi-solitons in 2+1 dimensions

    Lechtenfeld, O. & Popov, A. D., 2001, In: Journal of high energy physics. 5, 11, p. 1-31 31 p.

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

  20. Published

    Noncommutative solitons in open n = 2 string theory

    Lechtenfeld, O., Popov, A. D. & Spendig, B., 2001, In: Journal of high energy physics. 5, 6, p. 1-17 17 p.

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

  21. 2000
  22. Published

    N=2 quantum string scattering

    Chalmers, G., Lechtenfeld, O. & Niemeyer, B., 18 Dec 2000, In: Nuclear Physics B. 591, 1-2, p. 39-76 38 p.

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

  23. Published

    On the integrability of covariant field theory for open N = 2 strings

    Lechtenfeld, O. & Popov, A. D., 23 Nov 2000, In: Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 494, 1-2, p. 148-154 7 p.

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

  24. Published

    Closed N = 2 strings: Picture-changing, hidden symmetries and SDG hierarchy

    Lechtenfeld, O. & Popov, A. D., 20 Oct 2000, In: International Journal of Modern Physics A. 15, 26, p. 4191-4236 46 p.

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

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