Athermal planar-waveguide Fourier-transform spectrometer for methane detection Podmore, Hugh ; Scott, Alan ; Cheben, Pavel ; Sioris, Chris ; Cameron, Peter ; Schmid, Jens H. ; Lohmann, Andrew ; Corriveau, Zachary ; Lee, Regina Abstract Publication: Optics Express Pub Date: December 2017 DOI: 10.1364/OE.25.033018 Bibcode: 2017OExpr..2533018P