Research Topics
| J R KastnerSummaryAffiliation: University of Georgia Country: USA Publications
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Publications
Catalytic ozonation of ammonia using biomass char and wood fly ashJames R Kastner
Dept of Biological and Agricultural Engineering, Driftmier Engineering Center, The University of Georgia, Athens, GA 30602, USA
Chemosphere 75:739-44. 2009..Additional research is required to develop techniques to enhance the oxidation activity and industrial application of the crude, but potentially inexpensive catalysts...- Pyrolysis conditions and ozone oxidation effects on ammonia adsorption in biomass generated charsJames R Kastner
Department of Biological and Agricultural Engineering, The University of Georgia, Athens, GA 30602, USA
J Hazard Mater 164:1420-7. 2009..These results indicate the feasibility of using a low temperature (and thus low energy input) pyrolysis and activation process for the generation of NH(3) adsorbents from biomass residuals... - Catalytic ozonation of propanal using wood fly ash and metal oxide nanoparticle impregnated carbonJames R Kastner
Department of Biological and Agricultural Engineering, Driftmier Engineering Center, The University of Georgia, Athens 30602, USA
Environ Sci Technol 42:556-62. 2008..Water vapor significantly increased the propanal reaction rate when using wood fly ash and activated carbon... - Catalytic ozonation of gaseous reduced sulfur compounds using wood fly ashJames R Kastner
Department of Biological and Agricultural Engineering, Driftmier Engineering Center, The University of Georgia, Athens, Georgia 30602, USA
Environ Sci Technol 39:1835-42. 2005..Dimethyl sulfoxide and dimethyl sulfone were identified as the primary end products of DMS oxidation, and SO2 was the end product of H2S and MT oxidation... - Effect of pH and temperature on the kinetics of odor oxidation using chlorine dioxideJames R Kastner
Department of Biological and Agricultural Engineering, University of Georgia, Athens, Georgia 30602, USA
J Air Waste Manag Assoc 53:1218-24. 2003..However, an increase in pH did not improve aldehyde removal. The results explain why aldehyde removal efficiencies are much lower than methanethiol and DMDS in wet scrubbers using ClO2... - Low temperature catalytic oxidation of hydrogen sulfide and methanethiol using wood and coal fly ashJames R Kastner
Department of Biological and Agricultural Engineering, Driftmier Engineering Center, The University of Georgia, Athens, Georgia 30602, USA
Environ Sci Technol 37:2568-74. 2003..09 mg/ min). Catalyst regeneration using hot water (85 degrees C) washing was possible, but only increased fractional conversion from 0.2 to 0.6 and the initial reaction rate to 50% of the original H2S oxidation activity... - Effect of redox potential on stationary-phase xylitol fermentations using Candida tropicalisJ R Kastner
Department of Biological and Agricultural Engineering, Driftmier Engineering Center, The University of Georgia, GA 30602, Athens, USA
Appl Microbiol Biotechnol 63:96-100. 2003.... - Catalytic oxidation of gaseous reduced sulfur compounds using coal fly ashJames R Kastner
Department of Biological and Agricultural Engineering, University of Georgia, Athens, GA 30602, USA
J Hazard Mater 95:81-90. 2002..6s residence time. The removal efficiency remained at 50% for approximately 4.6h or 3500 reactor volumes. These results demonstrate the potential of using coal fly ash in reactors for removal of H(2)S and other reduced sulfur compounds... - Wet scrubber analysis of volatile organic compound removal in the rendering industryJames R Kastner
Department of Biological and Agricultural Engineering, Driftmier Engineering Center, The University of Georgia, Athens 30602, USA
J Air Waste Manag Assoc 52:459-69. 2002..In the second plant, conversion efficiencies were much lower in a packed-bed wet scrubber, with a measurable removal of only dimethyl sulfide (20-100%)... - Oxygen starvation induces cell death in Candida shehatae fermentations of D-xylose, but not D-glucoseJ R Kastner
School of Biology, Georgia Institute of Technology, Atlanta 30332, USA
Appl Microbiol Biotechnol 51:780-5. 1999..shehatae can not grow anaerobically will yield significant improvements in ethanol fermentations from D-xylose... - Biofiltration kinetics of a gaseous aldehyde mixture using a synthetic matrixLi Wang
Department of Biological and Agricultural Engineering, University of Georgia, Athens, GA 30602, USA
J Air Waste Manag Assoc 58:412-23. 2008..Media samples withdrawn from the biofilter and observed under scanning electron microscopy analysis indicated microbial growth, suggesting removal of the aldehydes could be attributed to biodegradation...