Journal Publications

Logan, B.E. and G. Wagenseller. 2000. Molecular size distribution of organic matter in wastewater transformed by treatment in a full scale trickling filter. Water Environ. Res. 72(3):277-281.

Confer, D.R. and B.E. Logan. 1998. A conceptual model describing macromolecule degradation by suspended cultures and biofilms Water Sci. Technol. 37 (4-5):231-234.

Confer, D.R., and B.E. Logan. 1998. Location of protein and polysaccharide hydrolytic activity in suspended and biofilm wastewater cultures. Wat. Res., 32(1):31-38.

Confer, D.R. and B.E. Logan. 1997. Molecular Weight Distribution of Hydrolysis Products during Biodegradation of Model Macromolecules in Suspended and Biofilm Cultures I: Bovine Serum Albumin. Wat. Res., 31(9):2127-2136.

Confer, D.R. and B.E. Logan. 1997. Molecular Weight Distribution of Hydrolysis Products during Biodegradation of Model Macromolecules in Suspended and Biofilm Cultures II: Dextran and Dextrin. Wat. Res., 31(9):2127-2145.

Confer, D.R., B.E. Logan, B.S. Aiken, and D.L. Kirchman. 1995. Measurement of dissolved free and combined amino acids in unconcentrated wastewaters using HPLC. Wat. Environ. Res. 67(1)118-125.

Logan, B.E. 1993. Oxygen transfer in trickling filters. J. Environ. Engin. 119(6):1059-1076.

Logan, B.E. and Q. Jiang. 1990. A Model for determining molecular size distributions of DOM. J. Envir. Engin. Div., ASCE, 116(6):1046-1062.

Logan, B.E., S.W. Hermanowicz and D.S. Parker. 1987. A fundamental model for trickling filter process design. J. Water Pollut. Control Fed., 59(12):1029-1042.

Logan, B.E., S.W. Hermanowicz and D.S. Parker. 1987. Engineering implications of a new trickling filter model. J. Water Pollut. Control Fed., 59(12):1017-1028.

Logan, B.E. and S.W. Hermanowicz. 1987. Application of the penetration theory to oxygen transfer to biofilms. Biotechnol. Bioeng., 29(6):762-766.

Books

Logan, B.E. 1999. Environmental Transport Processes. John Wiley & Sons, New York. See Chapter 9 for information on modeling trickling filter biofilms.

Other Publications

Logan, B.E. 1994. Computer aided design of trickling filters. In: Proc. ASCE National Conf. Environ. Eng., Boulder, CO, July 11-13, J.N. Ryan and M. Edwards eds. pp. 678-685.

Logan, B.E., D.S. Parker, and R.G. Arnold. 1990. O2 limitations in CH4- and NH4-Utilizing Biofilms. Proceedings of the 1990 ASCE Conference in Environmental Engineering, April 8-11, Washington D.C., pp. 31-38.

Logan, B.E., J.R. Hunt, and S.W. Hermanowicz. 1986. Mass transfer models for microorganisms in aggregates and biofilms. SEERHL Rep. No. 86-7, Sanitary Engineering and Environmental Health Research Laboratory, College of Engineering, University of California, Berkeley, CA. 305 pp.

Logan, B.E. 1986. Mass transfer models for microorganisms in aggregates and biofilms. Ph.D. Thesis, University of California, Berkeley, California.

Discussions and Comments Logan, B.E. 1996. Discussion of "Oxygen utilization of trickling filter biofilms" by Hinton and Stensel. J. Environ. Engng., 122(4):333-336.

Logan, B.E. 1995. Reply to Discussion of S.W. Hinton and H.D. Stensel on "Oxygen transfer in trickling filters". J. Environ. Engin., 121(5):423-426.

Logan, B.E. and D.S. Parker. 1990. Discussion of "Nitrification performance of a pilot scale trickling filter: by H.A. Gullicks and J.L. Cleasby." Res. J. Water Pollut. Control Fed., 62(7):933-936.

Logan, B.E., S.W. Hermanowicz and D.S. Parker. 1989. Reply to Discussion of S.W. Hinton and H.D. Stensel on "A fundamental model for trickling filter process design". J. Water Pollut. Control Fed., 61(3):363-366.

Presentations

Logan, B.E. 1999. Modeling and optimizing the performance of nitrifying trickling filters. Invited speaker, Symposium on Fundamentals, Modeling and Applications of Nitrification and Denitrification. Virginia Tech., Roanke, VA, March 28-31.
Confer, D.R. and B.E. Logan. 1997. A conceptual model describing macromolecule degradation by suspended cultures and biofilms. Pres. 2nd International Conference on Microorganisms in Activated Sludge and Biofilm Processes, July 21-23, Berkeley CA.

Logan, B.E. 1996. A method to characterize marine colloid distributions using batch ultrafiltration cells. Pres. 1996 Ocean Sciences Meeting, AGU, February 12-16, San Diego.

Logan, B.E. 1994. Computer aided design of trickling filters. Pres. ASCE National Conf. Environ. Eng., Boulder, CO, July 11-13.

Logan, B.E. 1993. Microbial degradation of macromolecules. Invited seminar, University of Constance, Konstanz, Germany.

Confer, D. and B.E. Logan. 1993. Biodegradation of a model macromolecule (dextran) in continuous culture. Poster Pres. Water Environment Federation Meeting, Los Angeles, CA, October 4-7.

Logan, B.E., G.M. Haldane and D.R. Confer. 1992. Biodegradation of model macromolecules (proteins and dextrans) in wastewaters. Poster pres. 16th Biennial IAWPRC International Conference, Water Quality '92, Washington, D.C., May 24-30.

Logan, B.E., D.S. Parker, and R.G. Arnold. 1990. O2 limitations in CH4- and NH4-Utilizing Biofilms. Presented at ASCE Conference in Environmental Engineering, April 8-11, Washington D.C.

Logan, B.E., S.W. Hermanowicz and D.S. Parker. 1987. A fundamental model for trickling filter process design. Presented at the 59th Wat. Pollut. Control Fed. Meet., October 6-9, 1986, Los Angeles, CA.