| 1. | A. F. M. Arts, "The magnetization of antiferromagnetic layer structures", Ph.D. Thesis, Utrecht, 15 December 1976. |
| 2. | A. J. van der Wal, "Nuclear spin-magnon relaxation in two-dimensional Heisenberg antiferromagnets", Ph.D. Thesis, Utrecht, 15 January 1979. |
| 3. | J. I. Dijkhuis, "Multiple interruption of optically generated acoustic phonons in ruby", Ph.D. Thesis, Utrecht, 24 January 1979. |
| 4. | A. van der Pol, "Two-magnon Raman scattering in antiferromagnetic layer structures", Ph.D. Thesis, Utrecht, 5 June 1979. |
| 5. | J. A. van Luijk, "Local magnetizations in impure two-dimensional antiferromagnets", Ph.D. Thesis, Utrecht, 9 July 1979. |
| 6. | P. P. J. van Engelen, "Some ENDOR studies of 3d transition metal ions in semiconductors", Ph.D. Thesis, Utrecht, 18 June 1980 [external]. |
| 7. | H. A. van Hoof, "Angle-resolved photoelectron spectrometry: new electron optics and detection system", Ph.D. Thesis, Utrecht, 2 July 1980. |
| 8. | C. M. J. van Uijen, "On the magnetism of Heisenberg double-layer antiferromagnets", Ph.D. Thesis, Utrecht, 7 July 1980. |
| 9. | M. P. H. Thurlings, "Studies on the magnetism of basal-plane two-dimensional antiferromagnets", Ph.D. Thesis, Utrecht, 28 January 1981. |
| 10. | H. van der Vlist, "On the static and dynamic properties of impure two-dimensional antiferromagnets", Ph.D. Thesis, Utrecht, 28 November 1983. |
| 11. | J. G. M. van Miltenburg, "Stimulated phonon emission and dynamics of near-zone-boundary phonons in optically pumped ruby", Ph.D. Thesis, Utrecht, 20 September 1984. |
| 12. | R. J. G. Goossens, "Dynamics of phonons interacting with optically excited Cr3+ centers", Ph.D. Thesis, Utrecht, 14 November 1984. |
| 13. | B. J. Dikken, "Studies on diluted two-dimensional antiferromagnets", Ph.D. Thesis, Utrecht, 9 September 1985. |
| 14. | A. F. Aalders, "On the fluorine ionic motion in some solid electrolytes", Ph.D. Thesis, Utrecht, 11 September 1985 . |
| 15. | W. A. H. M. Vlak, "Phase transitions in the mixed quadratic-layer antiferromagnets with competing anisotropies K2CoxFe1-xF4", Ph.D. Thesis, Utrecht, 25 September 1985. |
| 16. | J. J. L. Horikx, "Static and dynamic properties of the order parameter in some incommensurate crystals", Ph.D. Thesis, Utrecht, 13 April 1987. |
| 17. | G. J. Jongerden, "Dynamics of optically generated nonequilibrium magnons", Ph.D. Thesis, Utrecht, 3 November 1987. |
| 18. | R. Woltjer, "The quantized Hall effect due to inhomogeneities", Ph.D. Thesis, Utrecht, 1 June 1988 [external]. |
| 19. | C. Dekker, "Two-dimensional spin glasses", Ph.D. Thesis, Utrecht, 9 May 1988. |
| 20. | M. J. van Dort, "Spectral dynamics of nonequilibrium phonons in ruby", Ph.D. Thesis, Utrecht, 22 March 1989. |
| 21. | K. Z. Troost, "High-frequency phonons in ruby studied with metallic point contacts", Ph.D. Thesis, Utrecht, 8 January 1990. |
| 22. | R. J. van Wijk, "Phonons in submicron geometries", Ph.D. Thesis, Utrecht, 14 March 1990. |
| 23. | M. H. F. Overwijk, "Phonon-induced dephasing studied by picosecond photon echo", Ph.D. Thesis, Utrecht, 20 June 1990. |
| 24. | P. A. Fokker, "Stimulated emission of phonons in ruby", Ph.D. Thesis, Utrecht, 16 September 1991. |
| 25. | A. G. Schins, "Nonequilibrium dynamics of two-dimensional random-exchange systems", Ph.D. Thesis, Utrecht, 2 November 1992. |
| 26. | M. L. J. Hollman, "The dynamics of large-wave-vector magnons and excitons in MnF2", Ph.D. Thesis, Utrecht, 23 November 1992. |
| 27. | E. P. N. Damen, "High-frequency monochromatic acoustic waves", Ph.D. Thesis, Utrecht, 1 December 1993. |
| 28. | P. J. M. Wöltgens, "Vortex-glass dynamics in high-Tc superconducting films", Ph.D. Thesis, Utrecht, 8 December 1993. |
| 29. | P. J. Rump, "Phonon studies in LiY1-xHoxF4", Ph.D. Thesis, Utrecht, 18 September 1996. |
| 30. | P. A. van Walree, "Coherent phonon avalanches", Ph.D. Thesis, Utrecht, 19 June 1997. |
| 31. | D. J. Dieleman, "Physical optics of high-frequency acoustic beams", Ph.D. Thesis, Utrecht, 7 September 1998. |
| 32. | J. P. G. Valkonet, "Two-dimensional magnetic systems with frustrated random exchange interactions", Ph.D. Thesis, Utrecht, 29 March 1999. |
| 33. | L. G. Tilstra, "Stimulated emission of phonons in an acoustic cavity", Ph.D. Thesis, Utrecht, 29 October 2001. |