Kuhl, J. Former Scientific Facilities, Max Planck Institute for Solid State Research, Max Planck Society;
Pau, S., Kuhl, J., Scholz, F., Haerle, V., Khan, M. A., & Sun, C. J. (1998). Measurement of phonon-exciton dephasing rate in GaN on sapphire by degenerate four-wave mixing. Applied Physics Letters, 72, 557-559.