| Erscheinungsdatum | Titel | Autor(en) |
| 2003 | Improved upper and lower energy bounds for antiferromagnetic Heisenberg spin systems | Barwinkel, K; Schmidt, HJ; Schnack, J |
| 2001 | Independent magnon states on magnetic polytopes | Schnack, J ; Schmidt, HJ; Richter, J; Schulenburg, J |
| 1998 | Investigations on finite ideal quantum gases | Schmidt, HJ; Schnack, J |
| 2002 | Linear energy bounds for Heisenberg spin systems | Schmidt, HJ |
| 2002 | Macroscopic magnetization jumps due to independent magnons in frustrated quantum spin lattices | Schulenburg, J; Honecker, A; Schnack, J ; Richter, J; Schmidt, HJ |
| 2005 | Metamagnetic phase transition of the antiferromagnetic Heisenberg icosahedron | Schroder, C; Schmidt, HJ; Schnack, J ; Luban, M |
| 2002 | Partition functions and symmetric polynomials | Schmidt, HJ; Schnack, J |
| 2000 | Photon stars | Schmidt, HJ; Homann, F |
| 2003 | Quantum numbers for relative ground states of antiferromagnetic Heisenberg spin rings | Barwinkel, K; Hage, P; Schmidt, HJ; Schnack, J |
| 2002 | Reply to the Comment by O. Waldmann on ``Bounding and approximating parabolas for the spectrum of Heisenberg spin systems'' | Schmidt, HJ; Schnack, J ; Luban, M |
| 2005 | Spin systems with dimerized ground states | Schmidt, HJ |
| 2000 | Structure and relevant dimension of the Heisenberg model and applications to spin rings | Barwinkel, K; Schmidt, HJ; Schnack, J |
| 2003 | Symmetric polynomials in physics | Schmidt, HJ; Schnack, J |
| 1999 | Thermodynamic fermion-boson symmetry in harmonic oscillator potentials | Schmidt, HJ; Schnack, J |
| 2000 | Transition from quantum to classical Heisenberg trimers: thermodynamics and time correlation functions | Mentrup, D; Schmidt, HJ; Schnack, J ; Luban, M |
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