Barth-Haas Group: Research and Publications

Research & Publications:

The Hop Atlas
The Hop Atlas is a standard reference work on the history and geography of the hop as a cultivated plant and brewing raw material.

Hop Science Newsletters
The Hop Science Newsletter contains updates on current research activities, new findings or specific issues dealing with hops or hops related topics. Please take a look at what is going on in the latest hops research.

Technical Publications
Notable publications in the areas of brewing, hop chemistry, and hop processing written by distinguished members of the Barth Haas Group.

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Hops and Hop Products for Brewing
	2007	Characterization of US and Australian Hop Varieties and Their Flavor Contribution to Beer *More...*
	2006	Millenium - a new Hop variety *More...*
	2006	Geschmacks- und Aromabeitrag der blumigen Hopfen-oel Fraktion im Bier *More...*
	2005	Productos Aromatizados des Lupulo: Oportunidades para es desarrollo y la diversificacion de productos *More...*
	2005	Evaluations of pure hop Aroma in alcohol free beer *More...*
	2004	USA Alpha and Dual Purpose Hops *More...*
	2004	USA Aroma Hops *More...*
	2004	Breakdown of hop bitter acids during storage of beer *More...*
	2004	Zum Abbau von Hopfenbitterstoffen waehrend der Lagerung von Bier *More...*
	2003	Ein neuartiger xanthohumolangereicherter Hopfenextrakt und sein Einsatz fuer unfiltrierte Biere *More...*
	2003	The quality chain from hops to hops products *More...*
	2003	The influence of isomerized hop pellets on beer quality *More...*
	2002	Xanthohumol in Bier � Moeglichkeiten undGrenzen einer Anreicherung *More...*
	2002	Sensory and Analytical Characterisation of Reduced, Isomerised Hop Extracts and Their Influence and Use in Beer *More...*
	2002	Hop aroma products and their application in brewing *More...*
	2001	What is it about antioxidant characteristics in hops *More...*
	2001	Investigations of the Influence of Hop Products on the Microbiological Stability of Beer *More...*
	2000	Die Bedeutung des Jahrganges bei der qualitativen Bewertung von Hopfenprodukten *More...*
	2000	Hopfen � mehr als nur ein a-Saeurentraeger *More...*
	1999	Hop polyphenols - do more than just cause turbidity in beer *More...*
	1998	Persistence of Xanthohumol from Hops During Brewing *More...*
	1994	Hops and hop products for the 1990's. *More...*
Hop Composition
	2007	die Bluete des Hopfens *More...*
	2006	Low molecular weight polyphenols during hop growth *More...*
	2005	How to determine the average alpha-acid content of a hop variety *More...*
	2004	Wie bestimmt sich der durchschnittliche a-Saeurengehalt einer Hopfensorte? *More...*
	2004	Niedermolekulare Polyphenole beim Hopfenwachstum *More...*
	2003	Umweltkontaminanten in Hopfen *More...*
	2003	Environmental Contaminants in Hops *More...*
	2002	ueber die Zusammensetzung von niedermolekularen Polyphenolen in verschiedenen Hopfensorten und zwei Anbaugebieten *More...*
	2001	The Importance of the Crop Year for Evaluating Hop Products *More...*
	1999	Polyphenols in Saaz Hops *More...*
Hop Processing and Storage
	2002	What happens to hop pellets during unexpected warm phases? *More...*
	2002	Unerwartete Warmphasen von Hopfenpellets - halb so schlimm? *More...*
Hop Analysis
	2003	Scanalyzer *More...*
	2002	Spectrophotometric Analysis of Isomerized alpha-Acids *More...*
	2000	Development of Near-Infrared Calibrations for Hop Analysis *More...*
Other
	2008	Hopfen ist eine spannende Pflanze -noch spannender sind seine Märkte *More...*
	2006	Aquire your taste *More...*
	2006	ganz nach Geschmack *More...*
	2006	Vom Hopfengarten bis in den Braukessel *More...*
	2006	Bitter is better *More...*
	2004	Formulation of an alternative tasting scheme for the sensory evaluation of beer *More...*
	2004	Die Hallertauer Hopfenernte 2003 - Probleme und Perspektiven *More...*
	2002	Sensory and analytical characterization of non-volatile taste active compounds in bottom fermented beers *More...*
	1998	The First Research Brewery in the Hop Industry *More...*
Posters
	2007	Evaluation of Some Wild Hops from Europe *More...*
	2007	Sensory comparison of a commercial lager and a composed lager in regards to bitterness and hoppy aroma *More...*
	2007	Sensory Characterization of Hexahydro-iso-alpha acids *More...*
	2007	Suppressing Foam in Process... Naturally *More...*
	2007	Fate Pesticide Residues of Hops during the Brewing Process *More...*
	2007	Low Molecular Polyphenols in Beer Influenced by Different Hop Varieties *More...*
	2006	Assuring product safety in the hop industry *More...*
	2006	Analytical Screening of Hops During the Growing Season to Predict the Situation of Pesticide Residues After the Harvest *More...*