Person

FH-Prof. Dipl.-Bio. Dr. Alexander Jäger

Bioenergy, Bioethanol, Biogas, Integrated Bioenergy systems, Beer Brewing, Bioenergy (Advanced bioethanol, biohgas, biodiesel, microalgae)

Education

Universität Stuttgart Hohenheim, Biologie, Dr. rer. nat Dipl.-Biol
Oct 1977 - Oct 1983

Professional career & activities

Estonian University of Life Science Tartu , University of Life Science Tartu Estonia Honorary Doctor, Honorary Doctor
May 2019 - dato
University of Applied Sciences Upper Austria, Professor, Professor in Microbilogy and Bioenergy
Mar 2004 - dato
TB Jäger, Consulting Engineer Waste Water, Owner
Jan 2000 - Oct 2005
Schüffl und Forsthuber Consulting, Design Waste water treatment
Jan 1993 - Aug 1999
(Helmholtz-) Research CenterJülich, Post Doc
May 1988 - Jun 1990
University Stuttgart Hohenheim , Research Scients
Jul 1983 - Apr 1988

Research interests

  • Bioenergy (Advanced bioethanol, biohgas, biodiesel, microalgae)
  • Bioethanol, Biogas, Integrated Bioenergy systems, Beer Brewing
  • Bioenergy
2019
A. Jäger, A. Eder, K. Krennhuber, S. Podmirseg - Orange Peels as Substrate for Biogas Plants - 4th International Conference of Food and Biosystems Engineering (FaBE 2019), Heraklion, Greece, 2019, pp. 18-24 more
2019
M. Raud, K. Krennhuber, A. Jäger, T. Kikas - Nitrogen explosive decompression pre-treatment: An alternative to - Energy, Vol. 177, No. 4, 2019, pp. 175-182 more
2019
A. Jäger, T. Schnabel, M. Huber, A. Petutschnigg - Analysis of plant materials pre-treated by steam explosion technology for their usability as insulating materials - Agronomy Research, Vol. 17, No. 1, 2019, pp. 1191-1198 more
2018
A. Jäger - Beer and health - a question of statistics? - BierIG-Magazin, Vol. 50, No. 3, 2018, pp. 14-15 more
2018
G. Hampejs, A. Jäger - Odour reduction of manure through addition of boracic charcoal - Agronomy Research, Vol. 16, No. 3, 2018, pp. 708-716 more
2018
A. Jäger, G. Hampejs - Secondary use for cellulosic insulation materials - Biobased Future, Vol. 10, No. 1, 2018, pp. 14 more
2018
A. Jäger, K. Krennhuber - Beer as sports drink after excercise and work - BierIG-Magazin, Vol. 11, No. 1, 2018, pp. 28-29 more
2017
A. Jäger, K. Krennhuber, D. Vaught, P. Kuttner, D. Lehner - Strategies for the Prevention and (Subsequent) Use of Food Waste from Hospitality and Restaurant Industries - International Journal of Food and Biosystems Engineering, Vol. 4, No. 1, 2017, pp. 34-42 more
2017
A. Jäger, H. Kahr, T. Ortner, R. Kränzl-Nagl - Bioethanol from Straw and its Public Acceptance - Abstracts Book, Kaunas, Lithuania, 2017, pp. 100-101 more
2017
M. Raud, K. Krennhuber, A. Jäger, T. Kikas - Comparative Study of Steam- and Nitrogen Explosion Pretreatment Methods - Conference Prodeedings 10tH International Conference on Sustainable Energy and Environmental Protection, Bled, Slovenia, 2017, pp. 333-342 more
2017
A. Jäger, D. Vaught, K. Krennhuber, P. Kuttner, D. Lehner - STRATEGIES FOR THE PREVENTION AND USE OF FOOD WASTE - Proceedings 3rd International Conference On Food and Biosystems Enginnering, Larissa, TK 41110, Greece, Greece, 2017 more
2017
A. Jäger, K. Krennhuber, C. Nicoletti - Evaluation of the Inline Stripping of Ethanol during Cyanobacteria Cultivation in a Bubble Column Bioreactor - Agronomy Research, Vol. 14, No. 3, 2017, pp. 729-736 more
2016
K. Krennhuber, A. Jäger, H. Kahr - Suitability of Beer As An Alternative to Classical Fitness Drinks - Current Research in Nutrition and Food Science, Vol. 4, No. 4, 2016, pp. 26-31 more
2016
H. Kahr, A. Feusthuber, A. Jäger - A new (old) method for the production of bioplastics - Biobased Future, Vol. 5, No. 5, 2016 more
2016
F. Pfannerer, K. Krennhuber, A. Jäger, H. Kahr - New Constructs für ethanol production via Cyanobacteriea - Agronomy Research, Vol. 4, No. 1, 2016, pp. 174-180 more
2016
T. Schnabel, A. Petutschnigg, A. Jäger - Cascading use of non woody biomass - Biobased Future, Vol. 5, No. 5, 2016 more
2016
K. Krennhuber, H. Kahr, A. Jäger - Suitability of Beer as an Alternative to Classical Fitness Drinks - Current Research in Nutrition and Food, Vol. 4, No. 2, 2016, pp. 26-31 more
2016
A. Jäger, K. Obermaier, O. Schmidt, H. Müller, P. Kuttner - Monitoring of a Discontinuos Dry Fermentation Plant Based on Mobile Biogas Containers - Titel *, Vol. 1, No. 1, 2016, pp. 33-39 more
2015
P. Kuttner, K. Krennhuber, A. Jäger - Determination of mass loss for steam exploded wheat straw - Proceedings of the 14th World Congress on Anaerobic Digestion, Viña del Mar , Chile, 2015, pp. 4 more
2015
H. Kahr, M. Pointner, K. Krennhuber, B. Wallner, A. Jäger - Lipid production from diverse oleaginous yeasts from steam exploded corn cobs - Agronomy Research, Vol. 13, No. 2, 2015, pp. 318-327 more
2015
K. Krennhuber, P. Kuttner, A. Jäger - Biofuel Production via HPLC RP DAD - Biofuel production anlysis by HPLC RP DAD, Vol. 19, No. 15, 2015, pp. 44-46 more
2015
M. Nagler, A. Jäger, B. Hupfauf, H. Insam, S. Podmirseg - Defining the best pre-treatment method for sewage sludge and corn straw - ISAM9 - 9th International Symposium on Anaerobic Microbiology , Portoroz, Slovenia, 2015 more
2015
K. Nagl, A. Jäger, H. Hermann, M. Barbu, A. Petutschnigg, T. Schnabel - Annual And Perennial Plants As Insulation Materials - JOURNAL "HOLZTECHNOLOGIE", Vol. 56, No. 5, 2015, pp. 28-31 more
2015
A. Jäger, P. Kuttner, K. Obermaier, O. Schmidt, H. Müller - MONITORING OF A DISCONTINUOS DRY FERMENTATION PLANT BASED ON MOBILE BIOGAS CONTAINERS - Titel *, Vol. 1, No. 1, 2015, pp. 9 more
2015
K. Krennhuber, P. Kuttner, A. Jäger - EXAMINATION OF BEER UNDER THE ASPECT OF ITS ELIGIBILITY AS FITNESS DRINK in International Journal of Food and Biosystems Engineering (Editors: Dr. K. Petrotos, Dr. A. Filintas), 2015 more
2015
A. Jäger, T. Ortner, R. Kränzl-Nagl, H. Kahr, P. Kuttner - The Public Acceptance of Biofuels and Bioethanol from Straw - how does this affect Geoscience - Energy Procedia , Vol. 1, No. 1, 2015, pp. 5 more
2015
D. Remias, H. Kahr, A. Jäger - PSYCHROPHILIC ALGAE AS CANDIDATES FOR OUTDOOR BIOREACTORS IN COLD COUNTRIES - Algae Event 2015, Wien, Austria, 2015 more
2015
T. Schnabel, K. Nagl, P. Wolf, A. Jäger, H. Hermann, A. Petutschnigg - Study of Annual Plants Fibres for Thermal Insulation Material in 2015 FPS International Convention - Akademie der Wissenschaften der DDR, 2015 more
2014
V. Leitner, K. Krennhuber, A. Jäger, H. Kahr, P. Kuttner - Analysis of optimal fermentation temperature for on-farm biogas production of dairy manure - Proceedings ot the 22nd European Biomass Conference & Exhibition, Hamburg, Germany, 2014, pp. 815-817 more
2014
M. Pointner, P. Kuttner, T. Obrlik, A. Jäger, H. Kahr - Composition of corncobs as a substrate for the fermentation of biofuels - Agronomy Research, Vol. 12, No. 2, 2014, pp. 391-396 more
2013
V. Steinmueller, J. Falkner, A. Jäger - DEVELOPMENT OF AN INNOVATIVE AND INEXPENSIVE BIOLOGICAL METHANE POTENTIAL EVALUATION SYSTEM - Proceedings 21st EU BC&E, Kopenhagen, Denmark, 2013 more
2013
V. Steinmueller, K. Eisenhuber, D. Steindl, H. Kahr, A. Jäger - Biogaspotential of steam exploded wheat straw with special regard to the mass loss - Proceedings 9. Minisymposium Process Engineering, Leoben, Austria, 2013 more
2013
H. Kahr, J. Wimberger, D. Schürz, A. Jäger - Evaluation of the Biomass Potential for the Production of Lignocellulosic Bioethanol from Various Agricultural Residues in Austria and Worldwide - Energy Procedia, Vol. 40, No. 2013, 2013 more
2013
A. Jäger, H. Kahr - Bioethanol production in a lignocellulosic biorefinery - 3rd World Congress of Bioenergy (WCBE-2013) , nanjing, China, 2013, pp. 375-572 more
2013
K. Eisenhuber, A. Jäger, H. Kahr, J. Wimberger - Comparison of different pretreatment methods for straw for lignocellulosic bioethanol production in Agronomy Research , 2013, pp. 173-182 more
2013
H. Kahr, A. Jäger, D. Steindl - The effect of Water Reduction during Steam Explosion - 3rd World Congress of Bioenergy (WCBE-2013) , nanjing, China, 2013, pp. 437-438 more
2012
A. Jäger, H. Kahr - A new concept for a multiple feedstock biorefinery - IEA Bioenergy Conference 212, Vienna, Austria, 2012, pp. 67-75 more
2012
H. Kahr, A. Jäger - Lignocellulolisic Biorefineries - Reserach in Austria in Forum Econogy (Editors: F. Schneider, H.S Steinmüller) - Trauner Verlag Linz, 2012, pp. 167-180 more
2012
V. Steinmüller, K. Eisenhuber, K. Krennhuber, D. Steindl, H. Kahr, A. Jäger - OPTIMAL ENERGY OUTPUT OF A LIGNOCELLULOSIC RESIDUAL BASED BIOREFINERY - EU BC&E Proceedings 2012, Mailand, Italy, 2012 more
2012
H. Kahr, A. Jäger, C. Lanzerstorfer - Bioethanol production from steam-explosion pretreated straw in Bioethanol (Editors: Lima MAP and Natalense APP ) - InTech, 2012, pp. 153-172 more
2011
K. Krennhuber, A. Jäger - Re-evaluation of potential fermentation inhibitors at 2nd Generation Bioethanol-production - Proceedings of the fifth Research Forum of the Austrian University of Applied Sciences, Wien (Favoriten), Austria, 2011 more
2011
T. Raab, A. Jäger, H. Steinmüller, M. Mandl, J. Ecker - Optimization of a multi feedstock - Proceedings of the fifth Research Forum of the Austrian University of Applied Sciences, Wien (Favoriten), Austria, 2011, pp. 26-29 more
2011
D. Steindl, H. Kahr, S. Helmberger, A. Jäger - Yeast adaption on the substrate straw - Proceedings of the fifth Research Forum of the Austrian University of Applied Sciences, Wien (Favoriten), Austria, 2011, pp. 2 more
2011
H. Kahr, A. Jäger - Bioethanol from Straw: When? - Inform, Vol. 2, No. 3, 2011, pp. 15-20 more
2011
H. Kahr, S. Helmberger, A. Jäger - Improvements in Bioethanol Production from straw - Proceedings of the fifth Research Forum of the Austrian University of Applied Sciences, Wien (Favoriten), Austria, 2011, pp. 34-37 more
2011
A. Jäger, H. Steinmüller, J. Lindorfer, M. Mandl - A new Multi-Feedstock-Bioreffinery Concept - Proceedings of the fifth Research Forum of the Austrian University of Applied Sciences, Wien (Favoriten), Austria, 2011, pp. 30-33 more
2011
H. Kahr, A. Jäger - Improvements in Bioethanol Production Process from Straw - Proceedings World Renewable Energy Congress – Linköping, Sweden, Linköping, Sweden, 2011 more
2011
A. Jäger, D. Steindl, V. Steinmüller - Production of biogas from orange peels - Proceedings of the fifth Research Forum of the Austrian University of Applied Sciences, Wien (Favoriten), Austria, 2011, pp. 52-53 more
2011
A. Jäger, S. Helmberger, A. Eder, P. Lanzerstorfer, C. Lanzerstorfer - Utilization of wheat- and maize straw in biogas plants - Proceedings Central European Biomass Conference Graz 2011, Graz, Austria, 2011, pp. 150 more
2011
H. Kahr, A. Eder, K. Krennhuber, T. Raab, A. Jäger - Bioethanol from straw: Alternative for Austria? - Proceedings Central European Biomass Conference Graz 2011, Graz, Austria, 2011, pp. 156 more
2011
K. Eisenhuber, K. Krennhuber, A. Jäger - Einteilung erneuerbarer Rohstoffe für die Bioenergieherstellung durch grundlegende chemische Charakterisierung - Proceedings of the fifth Research Forum of the Austrian University of Applied Sciences, Wien (Favoriten), Austria, 2011, pp. 419-420 more
2010
A. Jäger, S. Helmberger, H. Kahr - OPTIMIZATION OF YEAST FOR ETHANOL PRODUCTION 2nd GENERATION - Proceedings 11. Symposium Energieinnovation, Graz, Austria, 2010 more
2010
A. Jäger - From Straw to Biogas - Bauernzeitung , Vol. 61, No. 16, 2010, pp. 63-64 more
2010
C. Lanzerstorfer, A. Jäger, A. Eder - Strategy for use of Straw in biogas plant - Proceedings Fachhochschulkonferenz 2010, Pinkafeld, Austria, 2010, pp. 271-276 more
2010
A. Jäger, H. Kahr, A. Eder, S. Helmberger, C. Lanzerstorfer - Possibilities and Potentials OF Bioethanol Production From Strax - Proceedings 11. Symposium Energieinnovation, Graz, Austria, 2010 more
2010
A. Jäger, H. Kahr, A. Eder, S. Helmberger, C. Lanzerstorfer - Bio-Ethanol potential from Lignocelluloses: Potentials in Austria - Processing Technologies for the Forest and Biobased Products Industries: PTF BPI 2010, Kuchl, Austria, 2010, pp. 140-146 more
2010
J. Lindorfer, H. Steinmüller, A. Jäger, A. Eder - Examination of the hydrolysis of lignocelluloses by means of steam explosion - CHEMIE INGENIEUR TECHNIK, Vol. 82, No. 8, 2010, pp. 1169-1176 more
2010
H. Kahr, S. Helmberger, A. Jäger - Bioethanol as fuel in Austria in Energyefficient Mobility - Shaker Verlag, 2010, pp. 15-24 more
2010
A. Jäger, A. Eder, H. Kahr, P. Lanzerstorfer - Biogas Production and Its Use as Local “(Bio-)gas Fuel Station in Energyefficient Mobility - Shaker Verlag, 2010, pp. 25-35 more
2009
C. Lanzerstorfer, A. Jäger, A. Eder - Biogas from treated straw - biogas 09, Wels, Austria, 2009, pp. 51-58 more
2009
A. Jäger, C. Lanzerstorfer, A. Eder - Biothanol made of straw - 3. Research Forum of the Austrian Universities of Applied Science, Villach, Austria, 2009, pp. 282-287 more
2008
C. Lanzerstorfer, A. Jäger - Decentralized integrated biogas and bioethanol production - Sugar Industry, Vol. 133, No. 10, 2008, pp. 642-645 more
2008
A. Jäger, C. Lanzerstorfer - Biogas - Quo Vadis - Inform, Vol. 1, No. 8, 2008, pp. 12-15 more
2008
A. Jäger, C. Lanzerstorfer, A. Eder, S. Fahrnik - Possibilities of a decentralized Bioethanol production - Proceedings Central European Biomass Conference 2008, Graz, Austria, 2008, pp. 141 more
2008
C. Lanzerstorfer, A. Jäger, A. Eder - Combined biogas and bioethanol plant - biogas 08, Graz, Austria, 2008, pp. 68-77 more
2008
A. Jäger, C. Lanzerstorfer, A. Eder - Bioethanol production at Biogas sites - Proceedings FH Science Day 2008, Linz, Austria, 2008, pp. 83-86 more
2008
C. Lanzerstorfer, A. Jäger - Advantages of decentralized Bioethanol Production - 4.European Bioethanol technolgy Meeting Detmold, Detmold, Germany, 2008, pp. 11 more
2007
A. Jäger - Energy Beer, 2007
2005
A. Jäger - Trademark Sündenbock, 2005