Helium Tracer Tests for Assessing Contaminant Vapor Recovery and Air Distribution During In Situ Air Sparging

2001 ◽  
Vol 5 (4) ◽  
pp. 321-336 ◽  
Author(s):  
Richard L. Johnson ◽  
Paul C. Johnson ◽  
Tim L. Johnson ◽  
Andrea Leeson
Keyword(s):  
Tracer Tests ◽  
Air Distribution ◽  
Air Sparging

Air distribution in the Borden aquifer during in situ air sparging

2003 ◽  
Vol 67 (1-4) ◽  
pp. 113-132 ◽  
Author(s):  
D.W. Tomlinson ◽  
N.R. Thomson ◽  
R.L. Johnson ◽  
J.D. Redman
Keyword(s):  
Air Distribution ◽  
Air Sparging

Diagnosis of in Situ Air Sparging Performance Using Groundwater Pressure Changes During Startup and Shutdown

2001 ◽  
Author(s):  
Richard L. Johnson ◽  
Paul C. Johnson ◽  
Tim L. Johnson ◽  
Neil Thomas ◽  
Andrea Leason
Keyword(s):  
Air Sparging ◽  
Pressure Changes

In-situ mass spectrometry improves the estimation of stream reaeration from gas-tracer tests

2019 ◽  
Vol 655 ◽  
pp. 1062-1070 ◽  
Author(s):  
Julia L.A. Knapp ◽  
Karsten Osenbrück ◽  
Matthias S. Brennwald ◽  
Olaf A. Cirpka
Keyword(s):  
Mass Spectrometry ◽  
Tracer Tests ◽  
Gas Tracer
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