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Researcher in marine and atmospheric biogeochemistry
Resources
Posters
- Poster from QUEST OSC 2007
- Air-sea ammonia flux - a comparison of high and low latitudes - Martin Johnson, Tom Bell, Peter Liss, Tim Jickells, Tim Lesworth, Andy Hind, Stuart Gibb, Malcolm Woodward
- QUEST_07.pdf
- Poster from Challenger06
- Ammonium accumulation during a silicate limited diatom bloom indicates the potential for ammonia emission events. Martin Johnson, Richard Sanders, Valia Avgoustidi, Michael Lucas, Louise Brown, Dennis Hansell, Mark Moore, Stuart Gibb, Peter Liss, Tim Jickells
- Challenger_06.pdf
Presentations
- Global-scale controls on ocean-atmosphere ammonia flux
- Presentation given at Challenger Special Interest Group meeting, Galway, September 2007.
- challenger.ppt
Documents
- The Air-Sea Flux of Ammonia
- PDF of my PhD Thesis. Health Warning: There is an error in the flux calculation used in the thesis - please contact me or see my more recent publications for a corrected version
- thesis.pdf
- Johnson et al., 2008
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Field observations of the ocean-atmosphere exchange of ammonia: Fundamental importance of temperature as revealed by a comparison of high and low latitudes, Global Biogeochemical Cycles, 22, GB1019
- JohnsonGB2007.pdf
- Johnson et al., 2007
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Ammonium accumulation during a silicate limited diatom bloom indicates the potential for ammonia emission events, Marine Chemistry, 106, (1-2), 63-75
- Johnsonetal2007__.pdf
- Bell et al., 2007
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Ammonia/ammonium dissociation coefficient in seawater: A significant numerical correction, Environmental Chemistry, 4, 183-186
- Bell_et_al_pKa_of_NH3_FINAL.doc
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