| A review of the current state of biodiesel production using enzymatic transesterification L Fjerbaek, KV Christensen, B Norddahl Biotechnology and bioengineering 102 (5), 1298-1315, 2009 | 911 | 2009 |
| Methanogenic population dynamics and performance of an anaerobic membrane bioreactor (AnMBR) treating swine manure under high shear conditions SI Padmasiri, J Zhang, M Fitch, B Norddahl, E Morgenroth, L Raskin Water research 41 (1), 134-144, 2007 | 214 | 2007 |
| Process simulation and economical evaluation of enzymatic biodiesel production plant LF Sotoft, BG Rong, KV Christensen, B Norddahl Bioresource Technology 101 (14), 5266-5274, 2010 | 184 | 2010 |
| Ammonium fertilizers production from manure: a critical review A Zarebska, D Romero Nieto, KV Christensen, L Fjerbæk Søtoft, ... Critical Reviews in Environmental Science and Technology 45 (14), 1469-1521, 2015 | 180 | 2015 |
| Ammonia recovery from agricultural wastes by membrane distillation: Fouling characterization and mechanism A Zarebska, DR Nieto, KV Christensen, B Norddahl Water research 56, 1-10, 2014 | 177 | 2014 |
| Influence of cleaning frequency and membrane history on fouling in an anaerobic membrane bioreactor J Zhang, SI Padmasiri, M Fitch, B Norddahl, L Raskin, E Morgenroth Desalination 207 (1-3), 153-166, 2007 | 123 | 2007 |
| Method and plant for the treatment of liquid organic waste B Norddahl US Patent 6,368,849, 2002 | 74 | 2002 |
| A membrane contactor for ammonia stripping, pilot scale experience and modeling B Norddahl, VG Horn, M Larsson, JH Du Preez, K Christensen Desalination 199 (1), 172-174, 2006 | 68 | 2006 |
| Fouling mitigation in membrane distillation processes during ammonia stripping from pig manure A Zarebska, ÁC Amor, K Ciurkot, H Karring, O Thygesen, TP Andersen, ... Journal of membrane science 484, 119-132, 2015 | 66 | 2015 |
| Production of lactic acid from whey using hydrolysed whey protein as nitrogen source B Lund, B Norddahl, B Ahring Biotechnology Letters 14, 851-856, 1992 | 66 | 1992 |
| Full scale plant with membrane based concentration of blackcurrant juice on the basis of laboratory and pilot scale tests LF Sotoft, KV Christensen, R Andrésen, B Norddahl Chemical Engineering and Processing: Process Intensification 54, 12-21, 2012 | 59 | 2012 |
| The BIOREK® concept: a hybrid membrane bioreactor concept for very strong wastewater J Du Preez, B Norddahl, K Christensen Desalination 183 (1-3), 407-415, 2005 | 54 | 2005 |
| Using direct contact membrane distillation for whey protein concentration KV Christensen, R Andresen, I Tandskov, JH de Preez, B Norddahl | 53 | 2006 |
| Ultrasound-assisted pressurized liquid extraction of anthocyanins from Aronia melanocarpa pomace TA Andrade, F Hamerski, DEL Fetzer, MC Roda-Serrat, ML Corazza, ... Separation and Purification Technology 276, 119290, 2021 | 43 | 2021 |
| Treatment costs of ammonia recovery from biogas digestate by air stripping analyzed by process simulation M Errico, L Fjerbaek Sotoft, A Kjærhuus Nielsen, B Norddahl Clean Technologies and Environmental Policy 20, 1479-1489, 2018 | 39 | 2018 |
| Application of aquaporin-based forward osmosis membranes for processing of digestate liquid fractions MS Camilleri-Rumbau, JL Soler-Cabezas, KV Christensen, B Norddahl, ... Chemical Engineering Journal 371, 583-592, 2019 | 38 | 2019 |
| Fermentative production and isolation of lactic acid B Norddahl US Patent 6,319,382, 2001 | 33 | 2001 |
| A model of direct contact membrane distillation for black currant juice MB Jensen, KV Christensen, R Andrésen, LF Søtoft, B Norddahl Journal of Food Engineering 107 (3-4), 405-414, 2011 | 30 | 2011 |
| Treatment of manure and digestate liquid fractions using membranes: opportunities and challenges MS Camilleri-Rumbau, K Briceño, L Fjerbæk Søtoft, KV Christensen, ... International Journal of Environmental Research and Public Health 18 (6), 3107, 2021 | 25 | 2021 |
| Microfiltration and ultrafiltration as a post-treatment of biogas plant digestates for producing concentrated fertilizers MS Camilleri-Rumbau, B Norddahl, J Wei, KV Christensen, LF Søtoft Desalination and Water Treatment 55 (6), 1639-1653, 2015 | 24 | 2015 |
