Measurement of carbon monoxide concentration at high-pressure by cavity enhanced absorption spectroscopy at 2.3um

2021 ◽  
Author(s):  
Dengcheng Lou ◽  
Wei Rao ◽  
Kai Wang ◽  
Junling Song ◽  
Yajing Jiang
Keyword(s):  
Carbon Monoxide ◽  
High Pressure ◽  
Absorption Spectroscopy ◽  
Enhanced Absorption ◽  
Carbon Monoxide Concentration ◽  
Cavity Enhanced Absorption Spectroscopy

The detection of carbon monoxide by cavity enhanced absorption spectroscopy with a DFB diode laser

2006 ◽  
Vol 40 (2) ◽  
pp. 192-196 ◽  
Author(s):  
Pei Shixin ◽  
Cui Fenping ◽  
Gao Xiaoming ◽  
Zhao Weixiong ◽  
Yang Yong ◽  
...  
Keyword(s):  
Carbon Monoxide ◽  
Diode Laser ◽  
Absorption Spectroscopy ◽  
Enhanced Absorption ◽  
Cavity Enhanced Absorption Spectroscopy

On-chip cavity-enhanced absorption spectroscopy using a white light-emitting diode and polymer mirrors

Lab on a Chip ◽  
2015 ◽  
Vol 15 (3) ◽  
pp. 711-717 ◽  
Author(s):  
Cathy M. Rushworth ◽  
Gareth Jones ◽  
Martin Fischlechner ◽  
Emma Walton ◽  
Hywel Morgan
Keyword(s):  
Absorption Spectroscopy ◽  
White Light ◽  
Microfluidic Chip ◽  
Path Length ◽  
Light Emitting Diode ◽  
Absorption Path Length ◽  
Light Emitting ◽  
Enhanced Absorption ◽  
Cavity Enhanced Absorption Spectroscopy ◽  
On Chip

We have integrated disposable polymer mirrors within a microfluidic chip to form a multi-pass cell, which increases the absorption path length by a maximum of 28 times, providing micromolar detection limits in a probed volume of 10 nL.

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