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					CABEQ 21 (4) (2007) 307–446 | 
				

| In Memoriam: Prof. Dr. WOLF-DIETER DECKWER (August 3, 1941 – October 4, 2006) | 
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						Thermodynamic and Kinetic Aspects of Mercury Sorption on Activated Carbon in the Process of Mercury Bioreduction
						  P. Gluszcz,  S. Ledakowicz,  J. Petera and  W. Deckwer 
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					307–314 | 
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						Application of pH and pO2 Probes During Bacillus caldolyticus Fermentation: An Additional Approach for Improving a Feeding Strategy
						  J. Bader,  K. Schwab,  R. Bajpai and  B. Neumann 
					 | 
					315–320 | 
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						Microbial Production of 3-Hydroxypropionaldehyde from Glycerol Bioconversion
						  C. Ulmer and  A. Zeng 
					 | 
					321–326 | 
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						Theoretical Prediction of Mass Transfer Coefficients in a Slurry Bubble Column Operated in the Homogeneous Regime
						  S. Nedeltchev and  A. Schumpe 
					 | 
					327–334 | 
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						Specification and Supervision of System Performance in Yeast Bioprocesses
						  E. Franco-Lara,  R. Krull,  D. Hempel and  A. Haarstrick 
					 | 
					335–344 | 
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						Photobioreactor Design and Fluid Dynamics
						  J. C. Merchuk,  F. Garcia-Camacho and  E. Molina-Grima 
					 | 
					345–355 | 
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						Simultaneous Measurements of Gas-Solid Flow Rates and Pressure Drop in Downcomer of J-Valve in CFB
						  T. Goshima and  K. Terasaka 
					 | 
					357–363 | 
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						Gas-Liquid Interfacial Area, Bubble Size and Liquid-Phase Mass Transfer Coefficient in a Three-Phase External Loop Airlift Bubble Column
						  M. Yoshimoto,  S. Suenaga,  K. Furumoto,  K. Fukunaga and  K. Nakao 
					 | 
					365–372 | 
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						Hydrodynamic and Mass Transfer Properties in a Three Phase External Loop Airlift Compared with a Three Phase Internal Loop Airlift and a Slurry Bubble Column
						  K. Nakao,  S. Suenaga,  K. Furumoto,  M. Yoshimoto and  K. Fukunaga 
					 | 
					373–381 | 
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						Performance Evaluation of a Full-Scale Deep U-Tube Utilizing Ozonated Oxygen as the Process Gas for Treating Drinking Water
						  K. Muroyama,  E. Shibutani,  T. Tsuji and  M. Shimizu 
					 | 
					383–393 | 
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						Monitoring of Yeast Metabolism with Calorimetry
						  Ş. Yonsel,  G. Bülbül-Çaliskan,  M. Köni and  L. Dagasan 
					 | 
					395–408 | 
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						Oxygen Solubility and Oxygen Transfer and Uptake Rates as Functions of Water Activity
						  M. Bošnjak and  K. Mihaljević 
					 | 
					409–416 | 
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						Modelling Bistable Genetic Regulatory Circuits Under Variable Volume Framework
						   G. Maria 
					 | 
					417–434 | 
| 
						Drift Flux Distribution Parameter in Three-Phase Air-Lift Reactors
						  C. Wulfes and  R. Bajpai 
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					435–437 |