Experimental Demonstration of Deeply-Etched SiO_{2} Ridge Optical Waveguides and Devices Sheng, Zhen ; Yang, Bo ; Yang, Liu ; Hu, Jing ; Dai, Daoxin ; He, Sailing Abstract Publication: IEEE Journal of Quantum Electronics Pub Date: January 2010 DOI: 10.1109/JQE.2009.2023610 Bibcode: 2010IJQE...46...28S