Author:
Irvine David A.,Zelleke Ephrata,Schreyer-Miller Aaron,Houck William D.,Foster Mark A.,Foster Amy C.
Abstract
We quantitatively compare the autofluorescence of LPCVD silicon nitride and sputtered tantalum pentoxide waveguides at 532nm and find at least a 10, 000× reduction for tantalum pentoxide, which is promising for quantum technologies and biosensors.