Ultrabroad Bandwidth of Optical Parametric Amplifiers Piskarskas, Algis Petras ; Stabinis, Algirdas Petras ; Pyragaite, Viktorija Abstract Publication: IEEE Journal of Quantum Electronics Pub Date: July 2010 DOI: 10.1109/JQE.2010.2042926 Bibcode: 2010IJQE...46.1031P