H. U. Mueller

Langerak, C. ., Li, L. ., Van Bockstal, L. ., Ardavan, A. ., van de Pol, M. ., van der Meer, A. F. G., … Singleton, J. . (1998). The polaron effect in GaAs-(Al,Ga)As studied with a pulsed-field magnet: Free-electron-laser combination. Physica B, 246, 400-403. https://doi.org/10.1016/s0921-4526(97)00943-5 (Original work published 2025)

Van Bockstal, L. ., Li, L. ., Langerak, C. ., van de Pol, M. ., De Keyser, A. ., van der Meer, A. F. G., … von Ortenberg, M. . (1998). Infrared spectroscopy with a pulsed high field magnet at a free electron laser. Physica B, 246, 208-212. https://doi.org/10.1016/s0921-4526(97)00944-7 (Original work published 2025)