Profile information

Prof. Dr.  Holger Frahm

https://orcid.org/0000-0003-4629-6612
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Publications

  1. 1999
  2. Published

    Doping-induced magnetization plateaus

    Frahm, H. & Sobiella, C., 27 Dec 1999, In: Physical Review Letters. 83, 26, p. 5579-5582 4 p.

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

  3. Published

    The phase diagram of an exactly solvable t-J ladder model

    Frahm, H. & Kundu, A., 20 Dec 1999, In: Journal of Physics Condensed Matter. 11, 50, p. L557-L561

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

  4. Published

    Doped Heisenberg chains: Spin-S generalizations of the supersymmetric t-J model

    Frahm, H., 25 Oct 1999, In: Nuclear Physics B. 559, 3, p. 613-636 24 p.

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

  5. Published

    Density correlations in the half-filled Hubbard model

    Eßler, F. H. L. & Frahm, H., 15 Sept 1999, In: Physical Review B. 60, 12, p. 8540-8452

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

  6. Published

    Tunneling singularities in the open Hubbard chain

    Bedürftig, G. & Frahm, H., 17 Aug 1999, In: Physica E: Low-Dimensional Systems and Nanostructures. 4, 4, p. 246-255 10 p.

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

  7. Published

    A generalized spin ladder in a magnetic field

    Frahm, H. & Rödenbeck, C., 1 Aug 1999, In: European Physical Journal B. 10, 3, p. 409-414 6 p.

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

  8. Published

    Open t-J chain with boundary impurities

    Bedürftig, G. & Frahm, H., 25 Jun 1999, In: Journal of Physics A: Mathematical and General. 32, 25, p. 4585-4591 7 p.

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

  9. Published

    New solutions to the reflection equation and the projecting method

    Frahm, H. & Slavnov, N. A., 5 Mar 1999, In: Journal of Physics A: Mathematical and General. 32, 9, p. 1547-1555 9 p.

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

  10. 1998
  11. Published

    Spinon statistics in integrable spin-S Heisenberg chains

    Frahm, H. & Stahlsmeier, M., 28 Dec 1998, In: Physics Letters, Section A: General, Atomic and Solid State Physics. 250, 4-6, p. 293-299 7 p.

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

  12. Published

    Friedel oscillations in the open Hubbard chain

    Bedürftig, G., Brendel, B., Frahm, H. & Noack, R. M., 15 Oct 1998, In: Physical Review B. 58, 16, p. 10225-10235

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

  13. Published

    Boundary states and edge singularities in the degenerate Hubbard chain

    Frahm, H. & Ledowski, S., 5 Oct 1998, In: Journal of Physics Condensed Matter. 10, 39, p. 8829-8841 13 p.

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

  14. Published

    Correlation functions in the Calogero-Sutherland model with open boundaries

    Frahm, H. & Matveenko, S. I., Oct 1998, In: European Physical Journal B. 5, 3, p. 671-675 5 p.

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

  15. Published

    Doping of a spin-1 chain: An integrable model

    Frahm, H., Pfannmüller, M. P. & Tsvelik, A. M., 7 Sept 1998, In: Physical Review Letters. 81, 10, p. 2116-2119 4 p.

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

  16. 1997
  17. Published

    The open spin chain with impurity: An exact solution

    Frahm, H. & Zvyagin, A. A., 10 Nov 1997, In: Journal of Physics Condensed Matter. 9, 45, p. 9939-9946 8 p.

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

  18. Published

    X-ray edge singularity in integrable lattice models of correlated electrons

    Eßler, F. H. L. & Frahm, H., 15 Sept 1997, In: Physical Review B - Condensed Matter and Materials Physics. 56, 11, p. 6631-6641 11 p.

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

  19. Published

    Variational states for the spin-Peierls system

    Frahm, H. & Schliemann, J., 1 Sept 1997, In: Physical Review B - Condensed Matter and Materials Physics. 56, 9, p. 5359-5365 7 p.

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

  20. Published

    A new algebraic Bethe ansatz for gl(2, 1) invariant vertex models

    Pfannmuller, M. P. & Frahm, H., 7 Aug 1997, In: Journal of Physics A: Mathematical and General. 30, 15, p. L543-L548

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

  21. Published

    Properties of the chiral spin liquid state in generalized spin ladders

    Frahm, H. & Rödenbeck, C., 7 Jul 1997, In: Journal of Physics A: Mathematical and General. 30, 13, p. 4467-4479 13 p.

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

  22. Published

    Spectrum of boundary states in the open Hubbard chain

    Bedürftig, G. & Frahm, H., 21 Jun 1997, In: Journal of Physics A: Mathematical and General. 30, 12, p. 4139-4149 11 p.

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

  23. Published

    Exact solution of a t-J chain with impurity

    Bedürftig, G., Eßler, F. H. L. & Frahm, H., 7 Apr 1997, In: Nuclear Physics B. 489, 3, p. 697-736 40 p.

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

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