Second harmonic generation imaging with a kHz amplifier [Invited] Peterson, Mark D. ; Hayes, Patrick L. ; Martinez, Imee Su ; Cass, Laura C. ; Achtyl, Jennifer L. ; Weiss, Emily A. ; Geiger, Franz M. Abstract Publication: Optical Materials Express Pub Date: May 2011 DOI: 10.1364/OME.1.000057 Bibcode: 2011OMExp...1...57P