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Details of Award

NERC Reference : NER/T/S/2002/00033

A feasibility study of the detection of atmospheric OH by resonant cavity enhanced absorption.

Grant Award

Principal Investigator:
Professor G Hancock, University of Oxford, Oxford Chemistry
Science Area:
Atmospheric
Overall Classification:
Atmospheric
ENRIs:
Pollution and Waste
Global Change
Science Topics:
Pollution
Atmospheric Kinetics
Tropospheric Processes
Technol. for Environ. Appl.
Abstract:
We propose a feasibility study on the detection of atmospheric OH by resonant cavity enhanced absorption. Our aim is to show that 1 micrometers W of cw radiation at 308 nm can be generated from mixing the output of an Ar+ laser at 488 nm with that of a tunable diode laser at 835 nm, and that this will be sufficient to detect OH in a resonant cavity by the technique of Noise Immune Cavity Enhanced Optical Heterodyne Molecular Spectroscopy. If the technique is successful it will lead to the development of an all solid state source of light for OH detection at a sensitivity which will rival that of the presently used FAGE technique, and will be light, portable and self calibrating.
Period of Award:
1 Oct 2002 - 30 Sep 2004
Value:
£127,835
Authorised funds only
NERC Reference:
NER/T/S/2002/00033
Grant Stage:
Completed
Scheme:
Directed Pre FEC
Grant Status:
Closed

This grant award has a total value of £127,835  

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FDAB - Financial Details (Award breakdown by headings)

Total - StaffTotal - T&STotal - Other CostsTotal - Indirect CostsTotal - Equipment
£59,500£2,050£12,280£27,369£26,635

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