@inproceedings{inproceedings764a6ba4, title = {Determination of auger upconversion parameter by thermal lens and Z-Scan techniques: a comparison}, author = {Jacinto, Carlos and Messias, Djalmir Nestor and Catunda, Tomaz}, year = {2006}, publisher = {Optical Society of America - OSA}, booktitle = {Conference on Lasers and Electro-Optics - CLEO} }