TY - JOUR AU - Ian Craig AU - M. Taubman AU - Scott Lea AU - Mark Phillips AU - Erik Josberger AU - Markus Raschke BT - Optics Express DA - Jan-01-2013 DO - 10.1364/OE.21.030401 PY - 2013 EP - 30401 T2 - Optics Express TI - Infrared near-field spectroscopy of trace explosives using an external cavity quantum cascade laser UR - http://www.opticsinfobase.org/abstract.cfm?URI=oe-21-25-30401 VL - 21 ER -