Diploma and PhD theses


 

Current Theses

David Budischowsky

Ozone bleaching of chromophores

Supervisors: Thomas Rosenau, Nele Zwirchmayr

Enkhjargal Budjav, MSc.

Lignin Aerogels and Carbon Gels

Supervisors: Falk Liebner

Mgr. Matthias Guggenberger, MSc.

Malodorous Compounds in Lignin

Supervisors: Stefan Böhmdorfer, Thomas Rosenau

Mag. Slavica Hell

Oxidative Modification of Fibres

Supervisors: Antje Potthast, Thomas Rosenau

Julien Jaxel, MSc.

Tailoring of supercritical carbon dioxide technologies for homogeneous, crack-free coloration of solid wood

Supervisors: Falk Liebner (Wood K-Plus), Christian Hansmann (Wood K-Plus)

Paul Jusner

Modification of Nanocellulose

Supervisors: Thomas Rosenau, Marco Beaumont

Mitsuharu Koide, MSc.

Functionalization of celluloses for high-strength fibers

Supervisors: Ute Henniges, Thomas Rosenau

Mag. Philipp Korntner

Advanced Methods in the Analysis of Technical Lignins

Supervisors: Antje Potthast, Thomas Rosenau,  Markus Bacher

Tillmann Meints, MSc.

Hydrophobization and colorization of wood using scCO2

Supervisors: Falk Liebner (Wood K-Plus), Wolfgang Gindl-Altmutter

Thesis at the Institute of Wood Technology and Renewable Materials

Vebi Mimini, MSc.

Lignofoams

Supervisor: Thomas Rosenau

Franz-Josef Pichler

Effect of chemical treatments on lignin

Supervisors: Stefan Böhmdorfer, Antje Potthast

Sakeena Quraishi, MSc.

Cellulose- and Lignin-based Aerogels for Sensing, Thermal Insulation, and Electrochemical Applications

Supervisors: Falk Liebner, Thomas Rosenau

Christian Schuster

Analysis of Lignin

Supervisors: Stefan Böhmdorfer, Antje Potthast

Dipl.-Holzw. Stephan Silbermann

New cellulosic raw materials for pulp production

Supervisor: Antje Potthast

Grigory Zinovyev, MSc.

Characterization of Technical Lignins

Supervisors: Antje Potthast, Thomas Rosenau

DI Nele Zwirchmayr

Chromophores in pulp and paper: Approaches towards their degradation and detection mechanisms

Supervisors: Ute Henniges, Antje Potthast, Thomas Rosenau

 

finished theses

DI Mario Holzlechner

Lignin decolourization through oxidative and reductive bleaching

Supervisors: Stefan Böhmdorfer, Thomas Rosenau

Dr. nat. techn. Irina Sulaeva, MSc.

Novel Approaches to Molar Mass Analysis of Polymers Derived from Renewable Resources

Supervisors: Antje Potthast, Ute Henniges, Thomas Rosenau

DI Oliver Musl

Chemical Effect during Modification of Kraft Lignin with Ozone under Alkaline Conditions

Supervisors: Stefan Böhmdorfer, Thomas Rosenau

DI Dr. Josua Oberlerchner

Unconventional Methods for the Analysis of Carbohydrates in Biorefinery Streams

Supervisors: Antje Potthast, Thomas Rosenau

DI Dr. Andreas Schedl

Development of Sensitive and Enhanced Mass Spectrometric Methods for Analysis of Degradation Products from Aged Cellulose Matrices

Supervisor: Antje Potthast, Thomas Rosenau

Frauke Kikul, MSc.

Development of a Method for Quantification of Chromophores in Cellulosic Materials

Supervisors: Antje Potthast, Thomas Rosenau

Kristina Missbach

Quantification of Lignin in Pulp

Supervisors: Ute Henniges, Antje Potthast

Dr. nat. techn. Marco Beaumont, MSc.

Characterization and Modification of a Cellulose II Gel

Supervisors: Thomas Rosenau, Antje Potthast

Dr. Masoumeh Ghorbani, MSc.

Lignin-based phenolic adhesives for wood-based materials

Supervisors: Johannes Konnerth, Falk Liebner

Thesis at the Institute of Wood Technology and Renewable Materials

Dr. Christian Hutterer

Evaluation of the HEM-Extra Process

Supervisor: Antje Potthast (K plus)

DI Erika Schaudy

Synthesis of Natural Antioxidants

Supervisor: Thomas Rosenau

DI Dr. Nora Odabas

Chemical Modification and Utilization of Paper Grade Pulp and Fractions Thereof

Supervisors: Ute Henniges, Antje Potthast, Thomas Rosenau

DDI Urban Spitaler

Quantitative Analysis of Anthocyanins and Phenols in Wheat (Triticum Aestivum L.) by UV/Vis Spectroscopy and HPTLC

Thesis at the Department of Crop Science

Supervisors: Heinrich Grausgruber, Stefan Böhmdorfer

DI Renate Kepplinger

Extraction and Modification of Lignins Obtained from Hydrothermally Treated Biomass

Supervisors: Falk Liebner

DI Christoph Wachholder

High-Performance Thin-Layer Chromatography of Wood Derived Sugars: Method Development and Validation

Supervisors: Antje Potthast, Stefan Böhmdorfer, Josua Oberlerchner

DI Julia Wenger

Cellulose Derived Chromophores in Pulp and Paper: Analysis with Atmospheric Pressure Ionization Mass Spectrometry and Gas Chromatographic Methods

Supervisors: Antje Potthast, Stefan Böhmdorfer

DI Jakob König

Physico-Chemical Processes upon Drying of Cellulosic Materials

Supervisor: Thomas Rosenau, Marco Beaumont

Dr. nat. techn. Johannes Hell

Advanced Analytical Strategies for in depth Characterisation of Wheat Bran Fractions

Member of the Christian Doppler-Laboratory Cereval at the Department of Food Science and Technology.

Supervisors: Stefan Böhmdorfer, Thomas Rosenau

Dr. nat. techn. Hubert Hettegger, MSc.

Modification of Biopolymers for Improved Wound-Healing

Supervisors: Thomas Rosenau, Antje Potthast

DI Maria Krahofer

Characterisation of lignin-phenol-formaldehyde wood adhesives prepared from different types of lignin

Supervisors: Johannes Konnerth, Falk Liebner, Cordt Zollfrank

Thesis at the Institute of Wood Technology and Renewable Materials

DI Christina Fuchs

Characterization of Anthocyanins in Blue Aleurone and Purple Pericarp Wheat Using HPTLC

Thesis at the Department of Crop Science

Supervisors: Heinrich Grausgruber, Stefan Böhmdorfer

DI Sven Plappert

Oxidative modification of cellulose as an approach towards transparent films and aerogels

Supervisors: Falk Liebner, Thomas Rosenau

DI Lorenz Pfungen

Lignin Phenol Formaldehyde Wood Adhesives

Supervisors: Johannes Konnerth, Falk Liebner, Erik van Herwijnen

Thesis at the Institute of Wood Technology and Renewable Materials

Dr. nat. techn. Nicole Pircher, MSc.

Tailoring of cellulosic aerogels for biomedical applications

Supervisors: Falk Liebner, Thomas Rosenau

DI Veronika Schreieder

Increasing the Potency of Mosquito Repellents with Cyclodextrins

Supervisors: Falk Liebner, Volker Sieber

DI Leander Sützl

Analysis of Resinous Residues

Supervisor: Antje Potthast, Stefan Böhmdorfer, Thomas Rosenau

DI Liu Fang

A novel sustainable encapsulation method using polyelectrolyte complex formation

Supervisors: Antje Potthast, Thomas Rosenau

Dr. nat. techn. Christine Nagawa, MSc.

Chemical Composition and Biological Activity of Essential Oils and Extractives from Selected Tree Species of Uganda

Supervisors: Stefan Böhmdorfer, Thomas Rosenau

DI Klaus Atzgersdorfer

Analysis of the Anthocyanin Composition and Antioxidative Potential of Purple Wheat Crossbreeds

Thesis at the Department of Crop Science

Supervisors: Heinrich Grausgruber, Stefan Böhmdorfer

DI Dr. Martin Siller

Oxidative Modifications of Cellulosic Fibres

Supervisors: Antje Potthast, Thomas Rosenau

Dipl.-Rest. Laura Völkel

Investigation on the Local Application of Nanocellulose for Paper Stabilization

Thesis in Cooperation with University of Applied Sciences and Arts, Hildesheim/Holzminden/Göttingen

Supervisors: Ulrike Hähner, Antje Potthast

Dr. nat. techn. Karl Michael Klinger, MSc.

Current Biorefinery Scenarios: Studies into Ammoxidation of Lignocellulosic Material and Periodate Oxidation of Cellulose

Supervisors: Antje Potthast, Thomas Rosenau

DI Johanna Baron

Anthocyanin content of purple wheat crossbreeds

Thesis at the Department of Crop Science in cooperation with the Department of Food Science and Technology

Supervisors: Heinrich Grausgruber, Susanne Siebenhandl-Ehn, Stefan Böhmdorfer

DI Dr. nat. techn. Bojan Stefanović

Mechanisms for Cellulose Modification - Degradation and Surface Modification

Supervisors: Antje Potthast, Thomas Rosenau

DI Andreas Schedl

Analysis of volatile wound exudates

Supervisor: Antje Potthast

DI Dr. nat. techn. Gerald Ebner

Modification of Sustainable Resources and their Applications

Supervisors: Antje Potthast, Thomas Rosenau

Dr. Kyujin Ahn, MSc.

Sustainability of mass deacidification of library objects

Supervisor: Antje Potthast

Dr. Sharifah Nabihah Binti Syed Jaafar, MSc.

Utilization of Biomass in Biorefinery Approaches

Supervisors: Stefan Böhmdorfer, Thomas Rosenau

Dr. Huiqing Wang, MSc.

Synthesis, Characterization and Properties of Quantum-Dotted Aerogels

Supervisor: Falk Liebner, Thomas Rosenau

DI Josua Oberlerchner

Characterization of oligomeric cellulose derivatives

Supervisors: Antje Potthast, Ute Henniges

DI Michael Wagner

Nanofibrillation of Cellulose

Supervisor: Antje Potthast

DI Bernhard Mißbichler

Saccharification of Milled Aspen Wood

Supervisor: Thomas Rosenau

DI Philipp Vejdovszky

Impact of 1-ethyl-3-methyl imidazolium acetate as cellulose solvent on the activity of an endoglucanase from Trichoderma reseei

Supervisor: Antje Potthast, Thomas Rosenau

DI Dr. nat. techn. Georg Pour

Ammonoxidation of ligneous matter, the fate of the incorporated nitrogen and CO2 fixation by the resulting artificial humic substances

Supervisor: Falk Liebner, Thomas Rosenau

DI Nikita Aigner

Preparation and characterization of unaltered and mechanically reinforced bacterial cellulose aerogels

Supervisor: Falk Liebner

DI Gerhard Humer

Analysis of degradation compounds in the waste water of pulping processes

Supervisor: Antje Potthast

DI Ramona Dunareanu

Synthesis and characterisation of cellulose phosphate aerogels

Supervisor: Falk Liebner

Dr. Michael Schrems, MBA

Green Refinery - Ionic Liquids as novel media for biomass processing

Supervisors: Antje Potthast, Thomas Rosenau

DI Dr. nat. techn. Elisabeth Lackinger

Novel ASA-substitutes in paper sizing based on renewable raw materials

Supervisors: Thomas Rosenau, Antje Potthast

Dr. nat. techn. Ilabahen Patel, M.Sc.

Studies into the chemoenzymatic modification of cellulose by the laccase/TEMPO system

Supervisors: Antje Potthast, Thomas Rosenau, Dietmar Haltrich

DI Dr. Emmerich Haimer

Supercritical CO2 for chemical engineering of renewable ressources

Dissertation at the Department of Material Science

Supervisors: Martin Wendland, Thomas Rosenau, Falk Liebner

DI Dr. nat. techn. Stefan Böhmdorfer

Studies into fundamentals of ortho-quinone methide chemistry

Supervisor: Thomas Rosenau

Dipl. Chem. Dr. nat. techn. Ivana Tot

Modification of residual hemicellulosic structures

Supervisor: Antje Potthast

DI Dr. nat. techn. Martina Opietnik

Synthesis of novel heterocyclic ligands for the human aryl hydrocarbon receptor

Supervisor: Thomas Rosenau, Alois Jungbauer, Falk Liebner

DI Dr. nat. techn. Karin Krainz

Mechanistic studies of chromophore formation in cellulosics

Supervisor: Thomas Rosenau, Antje Potthast, Falk Liebner

DI Christian Schimper

Effect of alkali pre-treatment on Trichoderma cellulase treatments of cellulose fibers

Supervisors: Thomas Rosenau

Mag. Tamer Ragab

Studies of the Nitrogen Binding Forms in Ammoxidized Lignins

Supervisor: Walther Schmid (University of Vienna), Falk Liebner, Thomas Rosenau

DI Dr. Alfred Zöchling

Pharmacologically active compounds in red wine

Supervisor: Alois Jungbauer, Falk Liebner

DI Gerald Ebner

Studies into cellulose analytics

Diploma Thesis at the University of Technology, Vienna

Supervisors: Johannes Fröhlich, Antje Potthast, Thomas Rosenau

DI Dr. nat. techn. Elisabeth Kloser

Synthesis and oxidation chemistry of novel tocopherol-type antioxidants

Supervisor: Thomas Rosenau

Dipl. Rest. Dr. nat. techn. Ute Henniges

Cellulose analytics by fluorescence labelling and gel permeation chromatography

Supervisor: Antje Potthast

Dr. nat. techn. Anjan Patel, MSc. MPhil.

Oxidation chemistry of non-alpha-tocopherols and related model compounds

Supervisor: Thomas Rosenau

Dr. nat. techn. Yuko Yoneda, MSc.

Synthesis of novel cellodextrins as cellulose fragment analogues

Supervisor: Thomas Rosenau

DI Dr. nat. techn. Jürgen Röhrling

Oxidative modification and fluorescence labeling of cellulosic substrates

Supervisor: Paul Kosma, Antje Potthast, Thomas Rosenau

DI Dr. nat. techn. Jürgen Sartori

Investigations of alkaline degradation reactions of cellulosic model compounds

Supervisor: Paul Kosma, Antje Potthast, Thomas Rosenau

DI Dr. nat. techn. Christian Adelwöhrer

Investigations into the chemistry of phenolic antioxidants

Supervisor: Thomas Rosenau

DI Dr. nat. techn. Rainer Bohrn

Determination of carboxyl groups in pulps by fluorescence labeling

Supervisor: Paul Kosma, Antje Potthast, Thomas Rosenau

DI Dr. nat. techn. Immanuel Adorjan

Chromophore formation and carbohydrate conversions in the system NMMO/Cellulose (Lyocell Process)

Supervisor: Thomas Rosenau, Antje Potthast, Paul Kosma