@article {Nagel1999, title = {Generalized analysis of quasi-steady-state and quasi-transient measurements of carrier lifetimes in semiconductors}, journal = {Journal of Applied Physics}, volume = {86}, number = {11}, year = {1999}, pages = {6218-6221}, publisher = {AIP}, keywords = {carrier lifetime, photoconductivity}, doi = {10.1063/1.371633}, url = {http://link.aip.org/link/?JAP/86/6218/1}, author = {Henning Nagel and Christopher Berge and Armin G Aberle} }