Near-infrared broad-band cavity enhanced absorption spectroscopy using a superluminescent light emitting diode Denzer, W. ; Hamilton, M. L. ; Hancock, G. ; Islam, M. ; Langley, C. E. ; Peverall, R. ; Ritchie, G. A. D. Abstract Publication: The Analyst Pub Date: 2009 DOI: 10.1039/b916807a Bibcode: 2009Ana...134.2220D