@article{https://resolver.caltech.edu/CaltechAUTHORS:PUYapl07, title = "Optical parametric generation in periodically poled KTiOPO4 via extended phase matching", journal = "Applied Physics Letters", year = "2007", url = "https://resolver.caltech.edu/CaltechAUTHORS:PUYapl07", id = "record", issn = "0003-6951", doi = "10.1063/1.2790825", volume = "91" }