PhD students

Dipl.-Ing. Dario Cotterchio

Doctoral thesis topic:
Evaluation of a routine method to determine the redox potential in the technological quality assurance of beer production

Tel.: +49 08161 71-4549
E-Mail: d.cotterchio[at]

Dipl.-Ing. Korbinian Haslbeck

Doctoral thesis topic:
Selected influences of yeast strains and hopping techniques on the hoppy aroma in beer

Tel.: +49 8161 71-5744
E-Mail: haslbeck[at]

M. Eng. Yvonne Methner

Doctoral thesis topic:
Evaluation of non-Saccharomyces yeasts for the diversification of beer flavour

Tel.: +49 8161 71-4531
E-Mail: yvonne.methner[at]

Claudia Ronquillo

Doctoral thesis topic:
Characterization of three indigeneuos beverages of Guatemala

Tel.: +502 2289 1555
E-Mail: claudiaronquillo[at]

Dipl.-Ing. Fabiola Grijalva

Doctoral thesis topic:
Nisin-producing microorganisms and their implementation in the brewing and beverage industry

E-Mail: fabiolagrijalva[at]

Cerveceria Centro Americana S.A.
3 a, Avenida Norte Final
Finca El Capote, Zona 2
Apartado Postal 65
Guatemala City, Guatemala

Dipl.-Ing. Eva-Maria Kahle

Doctoral thesis topic:

Identification of beer haze using RAMAN-Spectroscopy

Tel.: +49 08161 71-2456
E-Mail: eva.maria.kahle[at]



M. Sc., Dipl.-Brmst. Andreas Laus

Doctoral thesis topic:

Development of a new type of grinding and mashing system to increase efficiency in terms of economy and space requirements

Tel.: +49 08161 71-5744

M. Sc. Oliver Kunz

Doctoral thesis topic:
Characterization and evaluation of the community of microorganisms in the water of pasteurizers

Tel.: +49 8161 71-3417
E-Mail: oliver.kunz[at]

M. Sc. Luis Raihofer

Doctoral thesis topic:

Application of Raman spectroscopy in beverage analysis

Tel.:     +49-8161-713384
E-Mail: luis.raihofer[at]