Zobrazeno 1 - 10
of 90
pro vyhledávání: '"James N. Petersen"'
Publikováno v:
Journal of Environmental Science and Engineering Technology. 7:6-15
The role of Paenibacillus naphthalenovorans biofilm formation in degrading a model polycyclic aromatic hydrocarbon (PAH) (naphthalene) was investigated via an array of microscopy techniques. The early stages of biofilm formation near a naphthalene cr
Publikováno v:
1996 Annual Conference Proceedings.
A summary of the motivations and observations of a recent faculty mentoring project designed to provide a graduate student with practical teaching experience is provided. The motivation for the project, the approach taken, and the results of the proj
Autor:
Brent M. Peyton, Vaideeswaran Sivaswamy, Sridhar Viamajala, James N. Petersen, William A. Apel, Robin Gerlach
Publikováno v:
Biotechnology and Bioengineering. 101:1150-1162
Chromate (Cr(VI)) reduction studies were performed in bench scale flow columns using the fermentative subsurface isolate Cellulomonas sp. strain ES6. In these tests, columns packed with either quartz sand or hydrous ferric oxide (HFO)-coated quartz s
Autor:
David R. Yonge, Irina A. Kosheleva, A. E. Filonov, Alexander M. Boronin, L. I. Akhmetov, I. A. Nechaeva, James N. Petersen, I. F. Puntus
Publikováno v:
Microbiology. 77:23-32
The process of naphthalene degradation by indigenous, introduced, and transconjugant strains was studied in laboratory soil microcosms. Conjugation transfer of catabolic plasmids was demonstrated in naphthalene-contaminated soil. Both indigenous micr
Autor:
D. C. Drown, James N. Petersen
Publikováno v:
International Journal of Food Science & Technology. 20:397-406
Summary. A review of process flowsheeting as applied to the food processing industry is pre-sented. Included is a history of process flowsheeting, an introduction to how this tool is ued by the process engineer, limitations of the tool in the food pr
Autor:
James N. Petersen, Win-Chin Chiang
Publikováno v:
International Journal of Food Science & Technology. 20:67-78
Summary A drying system was designed and constructed to investigate the thin layer air drying of French fried Russet Burbank potatoes. This system permitted the weight loss of the sample to be monitored accurately and continuously without removal of
Autor:
D. C. Drown, James N. Petersen
Publikováno v:
International Journal of Food Science & Technology. 20:407-417
Summary. Applications of the GEMS computer flowsheet simulatian program to identify and evaluate cost saving opportunities in the food processing industry are described. Examples include modificatian af existing peel-oil recavcry during orange juice
Autor:
Deborah T. Newby, Brent M. Peyton, Andrew L. Neal, William A. Smith, William A. Apel, Francisco F. Roberto, Rajesh K. Sani, James N. Petersen, Sridhar Viamajala
Publikováno v:
Bioresource Technology. 98:612-622
Microbial enrichments from Cr(VI) contaminated and uncontaminated US Department of Energy Hanford Site sediments produced Cr(VI) reducing consortia when grown in the presence of Cr(VI) with acetate, D-xylose or glycerol as a carbon and energy source.
Publikováno v:
Journal of Environmental Engineering. 132:358-366
Hexavalent chromium (Cr(VI)) contamination of soil and groundwater is a major environmental concern for some industrial sites and most of the U.S. Department of Energy sites. Cr(VI) is toxic and fairly mobile in groundwater. Bioreduction of Cr(VI) to
Autor:
L. I. Akhmetov, Alexander M. Boronin, James N. Petersen, I. F. Puntus, Irina A. Kosheleva, Alexander Karpov, A. E. Filonov, David R. Yonge
Publikováno v:
Journal of Chemical Technology & Biotechnology. 81:216-224
The kinetic parameters of the naphthalene degradation process performed by indigenous and introduced microorganisms were studied in soil model systems. The introduction of active naphthalene-degrading strains Pseudomonas putida BS3701 and G7 in soil