Low bend loss waveguides and photonic bandgaps enabled by high index contrast modificationsSimon Gross, Alexander Arriola, Nemanja Jovanovic, Ned Charles, Peter G. Tuthill, Santiago M. Olaizola, Alexander Fuerbach and Michael J. WithfordMATEC Web of Conferences, 8 (2013) 06009DOI: https://doi.org/10.1051/matecconf/20130806009