Prof. Dr.-Ing. Ralf Pörtner

Results 1-20 of 61

Issue DateTitleTypeAuthor(s)
12-Feb-2022Fulltext availableOpen AccessModel-assisted DoE applied to microalgae processesArticleGassenmeier, Veronika ; Deppe, Sahar ; Hernández Rodríguez, Tanja ; Kuhfuß, Fabian ; Moser, André ; Hass, Volker C. ; Kuchemüller, Kim Beatrice ; Pörtner, Ralf  ; Möller, Johannes ; Ifrim, George ; Frahm, Björn 
25-Jan-2022Fulltext availableOpen AccessNew insights from locally resolved hydrodynamics in stirred cell culture reactorsArticleFreiberger, Fabian ; Budde, Jens ; Ateş, Eda ; Schlüter, Michael ; Pörtner, Ralf  ; Möller, Johannes 
3Jun-2021Fulltext availableOpen AccessConsiderations of the impacts of cell-specific growth and production rate on clone selection : a simulation studyArticleHernández Rodríguez, Tanja ; Morerod, Sophie ; Pörtner, Ralf  ; Wurm, Florian M. ; Frahm, Björn 
411-May-2021A capacitive microwave sensor with guard electrode for single cell characterizationArticleSavić, Aleksandar  ; Freiberger, Fabian ; Pörtner, Ralf  ; Jacob, Arne 
52-Mar-2021Fulltext availableOpen AccessAn overview of drive systems and sealing types in stirred bioreactors used in biotechnological processesArticleSchirmer, Cedric ; Maschke, Rüdiger ; Pörtner, Ralf  ; Eibl, Dieter 
6Mar-2021Fulltext availableOpen AccessDigital twins for tissue culture techniques : concepts, expectations, and state of the artArticleMöller, Johannes ; Pörtner, Ralf  
7Mar-2021Fulltext availableOpen AccessRegulation of pyruvate dehydrogenase complex related to lactate switch in CHO cellsArticleMöller, Johannes ; Bhat, Krathika ; Guhl, Lotta ; Pörtner, Ralf  ; Jandt, Uwe ; Zeng, An-Ping  
820-Jan-2021Fulltext availableOpen AccessModel-assisted DoE software: optimization of growth and biocatalysis in Saccharomyces cerevisiae bioprocessesArticleMoser, André ; Kuchemüller, Kim Beatrice ; Deppe, Sahar ; Hernández Rodríguez, Tanja ; Frahm, Björn ; Pörtner, Ralf  ; Hass, Volker C. ; Möller, Johannes 
913-Jan-2021Fulltext availableOpen AccessModel-based workflow for scale-up of process strategies developed in miniaturized bioreactor systemsArticleArndt, Lukas ; Wiegmann, Vincent ; Kuchemüller, Kim Beatrice ; Baganz, Frank ; Pörtner, Ralf  ; Möller, Johannes 
102021Dynamic parameter estimation and prediction over consecutive scales, based on moving horizon estimation: applied to an industrial cell culture seed trainArticleHernández Rodríguez, Tanja ; Posch, Christoph ; Pörtner, Ralf  ; Frahm, Björn 
112021Digital Twins and Their Role in Model-Assisted Design of ExperimentsChapter (Book)Kuchemüller, Kim Beatrice ; Pörtner, Ralf  ; Möller, Johannes 
1219-Oct-2020Fulltext availableOpen AccessNMPC-based workflow for simultaneous process and model development applied to a fed-batch process for recombinant C. glutamicumArticleLevermann, Philipp ; Freiberger, Fabian ; Katha, Uma ; Zaun, Henning ; Möller, Johannes ; Hass, Volker C. ; Schoop, Karl Michael ; Kuballa, Jürgen ; Pörtner, Ralf  
134-Mar-2020Fulltext availableOpen AccessModel uncertainty-based evaluation of process strategies during scale-up of biopharmaceutical processesArticleMöller, Johannes ; Hernández Rodríguez, Tanja ; Müller, Jan ; Arndt, Lukas ; Kuchemüller, Kim Beatrice ; Frahm, Björn ; Eibl, Regine ; Eibl, Dieter ; Pörtner, Ralf  
144-Mar-2020Fulltext availableOpen AccessQuantification of the dynamics of population heterogeneities in CHO cultures with stably integrated fluorescent markersArticleMöller, Johannes ; Rosenberg, Marcel ; Riecken, Kristoffer ; Pörtner, Ralf  ; Zeng, An-Ping  ; Jandt, Uwe 
152020Towards integration of prior knowledge and propagation of uncertainty for digital twins of biopharmaceutical production processesPosterHernández Rodríguez, Tanja ; Posch, Christoph ; Pörtner, Ralf  ; Frahm, Björn 
162020Estimation of process model parametersChapter (Book)Deppe, Sahar ; Frahm, Björn ; Hass, Volker C. ; Hernández Rodríguez, Tanja ; Kuchemüller, Kim Beatrice ; Möller, Johannes ; Pörtner, Ralf  
172020Efficient optimization of process strategies with model-assisted design of experimentsChapter (Book)Kuchemüller, Kim Beatrice ; Pörtner, Ralf  ; Möller, Johannes 
182020Near-physiological cell cycle synchronization with countercurrent centrifugal elutriationChapter (Book)Möller, Johannes ; Korte, Katrin ; Pörtner, Ralf  ; Zeng, An-Ping  ; Jandt, Uwe 
199-Oct-2019Design and Operation of Fixed-Bed Bioreactors for Immobilized Bacterial CultureChapter (Book)Pörtner, Ralf  ; Faschian, Rebecca 
2013-Aug-2019Fulltext availableOpen AccessMass production of highly active NK cells for cancer immunotherapy in a GMP conform perfusion bioreactorArticleBröker, Katharina ; Sinelnikov, Evgeny ; Gustavus, Dirk ; Schumacher, Udo ; Pörtner, Ralf  ; Hoffmeister, Hans ; Lüth, Stefan ; Dammermann, Werner