Research output per year
Research output per year
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Dive into the research topics where Ulrich Hirn is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Collaborations and top research areas from the last five years
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Research output
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Aging Effects on Paper Dispersibility – A Review
Pfennich, A. C., Lammer, H. & Hirn, U., 2026, In: BioResources . 21, 1Research output: Contribution to journal › Review article › peer-review
Open Access -
Application of micro-CT imaging and SNOW-based partition to investigate the void volume characteristics in porous cellulose materials
Harter, T., Fuchs, M., Machado-Charry, E., Bernt, I., Baikova, E., Maaß, A., Schennach, R., Zojer, K. & Hirn, U., Jan 2026, In: Cellulose. 33, 2, p. 665-679 15 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile -
Determination of interfacial parameters using micro-peel testing and cohesive zone modelling for wood fibre-polylactic acid composite
Zubair, J., Dsouza, R., Javanshour, F., Kakkonen, M., Tanhuanpää, O., Pournoori, N., Malafeev, K., Valtonen, K., Ehsandoost, A., Czibula, C., Wagner, A., Hirn, U., Verho, T., Immonen, K., Kallio, P., Sarlin, E., Jokinen, J. & Kanerva, M., Jul 2026, In: Materials and Design. 267, 116258.Research output: Contribution to journal › Article › peer-review
Open Access -
Predicting Air Flow in Calendered Paper Sheets from μ-CT Data: Combining Physics with Morphology
Gräfensteiner, P., Rodriguez, A., Leitl, P., Baikova, E., Fuchs, M., Machado Charry, F. E., Hirn, U., Hilger, A., Manke, I., Schennach, R., Neumann, M., Schmidt, V. & Zojer, K., Feb 2026, In: Transport in Porous Media. 153, 2, 15.Research output: Contribution to journal › Article › peer-review
Open Access -
Press dewatering of thin substrates: The volume under load model
Leuk, P., Lahti, J., Dauer, M., Vomhoff, H. & Hirn, U., 3 Mar 2026, In: Separation and Purification Technology. 383, 136263.Research output: Contribution to journal › Article › peer-review
Open Access
Activities
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Cellulose Nanofibers from Wood Pulp via Enzymatic Pretreatment and High-Pressure Homogenization
Zolotov, A. (Speaker), Steindorfer, T. A. (Contributor), Hempfer, M. (Contributor), Stana Kleinschek, K. (Contributor), Hirn, U. (Contributor) & Kargl, R. (Contributor)
26 Jun 2026Activity: Talk or presentation › Poster presentation › Science to science
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Investigating the fibrillation process and the characteristics of nanocellulose obtained through high-pressure homogenization
Brunner, S. (Speaker), Seifried, H. (Contributor), Lackner, F. (Contributor), Harter, T. (Contributor), Hirn, U. (Contributor), Kargl, R. (Contributor) & Stana Kleinschek, K. (Contributor)
5 Jun 2025Activity: Talk or presentation › Poster presentation › Science to science
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Impact of local structure variations on air flow through paper sheets
Zojer, K. (Speaker), Baikova, E. (Contributor), Neumann, M. (Contributor), Gräfensteiner, P. (Contributor), Rodriguez, A. (Contributor), Leitl, P. (Contributor), Hirn, U. (Contributor) & Schmidt, V. (Contributor)
21 May 2025Activity: Talk or presentation › Talk at conference or symposium › Science to science
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Transforming Post-Consumer Textile Waste into Sustainable Packaging Materials
Harter, T. (Speaker), Wagner, A. (Contributor), Weissensteiner, A. (Contributor) & Hirn, U. (Contributor)
4 Feb 2025Activity: Talk or presentation › Poster presentation › Science to science
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Open-Loop Recycling of Post-Consumer Textiles into Packaging Paper
Wagner, A. (Speaker), Harter, T. (Contributor), Weissensteiner, A. (Contributor) & Hirn, U. (Contributor)
20 May 2025Activity: Talk or presentation › Poster presentation › Science to science
Prizes
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Best Presentation Award Fundamental Research Symposium 2017, Oxford (TAPPI Paper Physics Committee)
Schennach, R. (Recipient) & Hirn, U. (Recipient), 2018
Prize: Prizes / Medals / Awards
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Congress Award 2024
Stana Kleinschek, K. (Recipient), Wrodnigg, T. (Recipient), Gaug, C. (Recipient), Steindorfer, T. A. (Recipient), Kargl, R. (Recipient), Götz, P. (Recipient), Bauer, W. (Recipient), Spirk, S. (Recipient) & Hirn, U. (Recipient), 26 Jun 2024
Prize: Prizes / Medals / Awards
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Sappi Förderpreis für Dissertationen und Diplomarbeiten in der Papier- und Zellstofftechnik
Hirn, U. (Recipient), 24 May 2007
Prize: Prizes / Medals / Awards
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Sustainability Award 2024 - Gold
Lang-Raudaschl, M. (Recipient), Ritonja, S. (Recipient), Vidal Martinez, M. S. (Recipient), Haingartner, S. (Recipient), Levak, T. (Recipient), Berlach, C. (Recipient), Dengg, E. (Recipient), Freytag, B. (Recipient), Danner, D. (Recipient), Hirn, U. (Recipient), Harter, T. (Recipient) & Necemer, F. A. (Recipient), 26 Nov 2024
Prize: Prizes / Medals / Awards
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TAPPI Journal Best Research Paper Award 2010
Resch, P. (Recipient), Bauer, W. (Recipient) & Hirn, U. (Recipient), 2011
Prize: Prizes / Medals / Awards
Press/Media
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Papier aus Altkleidern
Harter, T., Weissensteiner, A., Wagner, A. & Hirn, U.
1/07/25
1 Media contribution
Press/Media: Press / Media
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Wie wird aus Altkleidern Papier?
Harter, T., Weissensteiner, A., Wagner, A. & Hirn, U.
12/06/25
1 item of Media coverage
Press/Media: Press / Media
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Kartons aus Kleidern
Harter, T., Weissensteiner, A., Wagner, A. & Hirn, U.
1/05/25
1 item of Media coverage
Press/Media: Press / Media
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An der TU Graz soll aus alten Hemden Papier werden
Harter, T., Wagner, A., Weissensteiner, A. & Hirn, U.
10/04/25
1 item of Media coverage
Press/Media: Press / Media
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Wissenswert: Textil-Recycling
Harter, T., Wagner, A., Weissensteiner, A. & Hirn, U.
2/04/25
1 item of Media coverage
Press/Media: Press / Media
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EU - BIOWRAP - Scaling the First Industrial Flagship for 100% Paper-Based Bubble Wrap Towards a Plastic-Free Europe
Hirn, U. (Project manager on research unit)
1/06/26 → 31/05/31
Project: Research project
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EU - IONPAP - Ion Conductive Paper-Based Membranes for Flow Batteries, Fuel Cells and Beyond
Hirn, U. (Project manager on research unit) & Wenger, J. (Project manager on research unit)
1/04/26 → 31/03/29
Project: Research project
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High Speed Inkjet - Printing for Coated/Packaging Papers
Hirn, U. (Project manager on research unit)
1/03/25 → 28/02/29
Project: Research project
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FWF - WupFib - Understanding Predicting the Failure of Cellulosic Materials
Hirn, U. (Consortium manager resp. coordinator with external organisations) & Hirn, U. (Project manager on research unit)
1/03/25 → 29/02/28
Project: Research project
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Recolap - Recyclability of coated and laminated paper
Hirn, U. (Project manager on research unit)
1/01/25 → 31/12/29
Project: Research project