Publications
- 1997
- Published
Determinant representation for a quantum correlation function of the lattice sine-Gordon model
Eßler, F. H. L., Frahm, H., Its, A. R. & Korepin, V. E., 7 Jan 1997, In: Journal of Physics A: Mathematical and General. 30, 1, p. 219-244 26 p.Research output: Contribution to journal › Article › Research › peer review
- Published
Nonlinear boundary oscillations in strongly correlated electron quantum wires
Frahm, H. & Zvyagin, A. A., 1 Jan 1997, In: Physical Review B - Condensed Matter and Materials Physics. 55, 3, p. 1341-1344 4 p.Research output: Contribution to journal › Article › Research › peer review
- Published
Lösbare Modelle und konforme Invarianz: Kritische Eigenschaften korrelierter Elektronen in einer Dimension
Frahm, H., 1997, Jahrbuch der Akademie der Wissenschaften in Göttingen. Göttingen: Vandenhoeck and Ruprecht GmbH and Co. KG, p. 52-63Research output: Chapter in book/report/conference proceeding › Contribution to book/anthology › Research › peer review
- 1996
- Published
Painlevé transcendent describes quantum correlation function of the XXZ antiferromagnet away from the free-fermion point
Essler, F. H. L., Frahm, H., Its, A. R. & Korepin, V. E., 1 Dec 1996, In: Journal of Physics A: Mathematical and General. 29, 17, p. 5619-5626 8 p.Research output: Contribution to journal › Article › Research › peer review
- Published
Algebraic Bethe ansatz for \(gl(2, 1)\) invariant 36-vertex models
Pfannmüller, M. P. & Frahm, H., 18 Nov 1996, In: Nuclear Physics B. 479, 3, p. 575-593 19 p.Research output: Contribution to journal › Article › Research › peer review
- Published
Integrable impurity in the supersymmetric t- J model
Bedürftig, G., Eßler, F. H. L. & Frahm, H., 1 Jan 1996, In: Physical Review Letters. 77, 25, p. 5098-5101 4 p.Research output: Contribution to journal › Article › Research › peer review
- Published
Integrable models of coupled Heisenberg chains
Frahm, H. & Rödenbeck, C., 1 Jan 1996, In: Europhysics Letters (EPL). 33, 1, p. 47-52 6 p.Research output: Contribution to journal › Article › Research › peer review
- Published
An operator-valued Riemann-Hilbert problem associated with the XXX model
Frahm, H., Its, A. R. & Korepin, V. E., 1996, Symmetries and Integrability of Difference Equations. Levi, D., Vinet, L. & Winternitz, P. (eds.). p. 133-142 (CRM Proceedings & Lecture Notes; vol. 9).Research output: Chapter in book/report/conference proceeding › Contribution to book/anthology › Research › peer review
- 1995
- Published
Determinant representation for correlation functions of spin-1/2 XXX and XXZ Heisenberg magnets
Eßler, F. H. L., Frahm, H., Izergin, A. G. & Korepin, V. E., 1 Nov 1995, In: Communications in Mathematical Physics. 174, 1, p. 191-214 24 p.Research output: Contribution to journal › Article › Research › peer review
- Published
On the Hubbard model in the limit of vanishing interaction
Frahm, H. & Pfannmüller, M. P., 28 Aug 1995, In: Physics Letters A. 204, 5-6, p. 347-352 6 p.Research output: Contribution to journal › Article › Research › peer review
- Published
Thermodynamics of an integrable model for electrons with correlated hopping
Bedürftig, G. & Frahm, H., 21 Aug 1995, In: Journal of Physics A: Mathematical and General. 28, 16, p. 4453-4468 16 p.Research output: Contribution to journal › Article › Research › peer review
- Published
Integro-difference equation for a correlation function of the spin-1/2 Heisenberg XXZ chain
Essler, F. H. L., Frahm, H., Its, A. R. & Korepin, V. E., 24 Jul 1995, In: Nuclear Physics, Section B. 446, 3, p. 448-460 13 p.Research output: Contribution to journal › Article › Research › peer review
- Published
Comment on "Model of Fermions with Correlated Hopping (Integrable Cases)"
Bedürftig, G. & Frahm, H., 1 Jan 1995, In: Physical Review Letters. 74, 26, p. 5284 1 p.Research output: Contribution to journal › Comment/debate › Research › peer review
- Published
On the Bethe Ansatz Soluble Degenerate Hubbard Model
Frahm, H. & Schadschneider, A., 1995, The Hubbard Model: Its Physics and Mathematical Physics. Baeriswyl, D., Campbell, D. K., Carmelo, J. M. P., Guinea, F. & Louis, E. (eds.). Plenum Press, p. 21-28 (NATO ASI Series B; vol. 343).Research output: Chapter in book/report/conference proceeding › Contribution to book/anthology › Research › peer review
- 1994
- Published
New family of solvable 1D Heisenberg models
Frahm, H. & Inozemtsev, V. I., 7 Nov 1994, In: Journal of Physics A: General Physics. 27, 21, p. L801-L807 7 p.Research output: Contribution to journal › Article › Research › peer review
- Published
Differential equation for a correlation function of the spin-1/2 Heisenberg chain
Frahm, H., Its, A. R. & Korepin, V. E., 17 Oct 1994, In: Nuclear Physics, Section B. 428, 3, p. 694-710 17 p.Research output: Contribution to journal › Article › Research › peer review
- Published
Critical Exponents in the One-Dimensional Hubbard Model
Frahm, H. & Korepin, V. E., 1994, Quantum Field Theory and Condensed Matter Physics: Proceedings of the Fourth Trieste Conference. Randbjar-Daemi, S. & Lu, Y. (eds.). World Scientific Publishing Co. Pte Ltd, p. 57-69 13 p.Research output: Chapter in book/report/conference proceeding › Contribution to book/anthology › Research › peer review
- 1993
- Published
Spectrum of a spin chain with inverse square exchange
Frahm, H., 21 May 1993, In: Journal of Physics A: Mathematical and General. 26, 10, p. L473-L479 7 p.Research output: Contribution to journal › Article › Research › peer review
- Published
Critical exponents of the degenerate Hubbard model
Frahm, H. & Schadschneider, A., 7 Apr 1993, In: Journal of Physics A: Mathematical and General. 26, 7, p. 1463-1480 18 p.Research output: Contribution to journal › Article › Research › peer review
- 1992
- Published
Integrable spin-1/2 XXZ Heisenberg chain with competing interactions
Frahm, H., 21 Mar 1992, In: Journal of Physics A: Mathematical and General. 25, 6, p. 1417-1427 11 p.Research output: Contribution to journal › Article › Research › peer review