TY - RPRT TI - Mid-infrared trace gas detection using continuous-wave difference frequency generation in periodically poled RbTiOAsO4 AU - Chen, W. AU - Mouret, G. AU - Boucher, D. AU - Tittel, F. K. PY - 2001 UR - https://ntrs.nasa.gov/citations/20040088594 ID - 20040088594 ER -