Katharina Ehrmann
@k-ehrmann.bsky.social
Additive Manufacturing Team Lead @tu_wien, Austria |
Visiting Research Fellow @QUT Australia |
photochemistry💡| polymer chemistry🪢| additive manufacturing 🖨
Visiting Research Fellow @QUT Australia |
photochemistry💡| polymer chemistry🪢| additive manufacturing 🖨
Halloween vibes in our lab! We love our personal protective equipment :)
November 1, 2025 at 8:32 AM
Halloween vibes in our lab! We love our personal protective equipment :)
Ich bin schon lange #ScienceBusters Fan - dass ich nun Gast bei Martin Puntigam und Peter Weinberger im Podcast war, ist eines meiner persönliches Highlights dieses Jahr!
[to my fellow international blue sky enthusiasts: sorry for German content spam]
sciencebusterspodcast.podigee.io/114-warum-de...
[to my fellow international blue sky enthusiasts: sorry for German content spam]
sciencebusterspodcast.podigee.io/114-warum-de...
Warum der 3D-Drucker der Zukunft nichts für Wuerschtl ist - SBP114
In Ausgabe 114 des Science Busters Podcasts spricht Martin Puntigam mit Katharina Ehrmann, Chemikerin für angewandte Synthese-Chemie an der TU-Wien, und Peter Weinberger, Prof. für anorganische Chemie...
sciencebusterspodcast.podigee.io
October 24, 2025 at 12:14 PM
Ich bin schon lange #ScienceBusters Fan - dass ich nun Gast bei Martin Puntigam und Peter Weinberger im Podcast war, ist eines meiner persönliches Highlights dieses Jahr!
[to my fellow international blue sky enthusiasts: sorry for German content spam]
sciencebusterspodcast.podigee.io/114-warum-de...
[to my fellow international blue sky enthusiasts: sorry for German content spam]
sciencebusterspodcast.podigee.io/114-warum-de...
Reposted by Katharina Ehrmann
🧩A TU Wien team led by @k-ehrmann.bsky.social developed 3D-printed materials that change their properties with temperature – even revealing hidden QR codes.
Now published in Nature Communications (@natureportfolio.nature.com) : www.nature.com/articles/s41...
#3DPrinting #chemistry_tuw #TUWien
Now published in Nature Communications (@natureportfolio.nature.com) : www.nature.com/articles/s41...
#3DPrinting #chemistry_tuw #TUWien
October 15, 2025 at 10:02 AM
🧩A TU Wien team led by @k-ehrmann.bsky.social developed 3D-printed materials that change their properties with temperature – even revealing hidden QR codes.
Now published in Nature Communications (@natureportfolio.nature.com) : www.nature.com/articles/s41...
#3DPrinting #chemistry_tuw #TUWien
Now published in Nature Communications (@natureportfolio.nature.com) : www.nature.com/articles/s41...
#3DPrinting #chemistry_tuw #TUWien
Reposted by Katharina Ehrmann
Discover the latest issue of RSC Applied Polymers featuring this cover article by @k-ehrmann.bsky.social et al. on 'Thermoplastic-like mechanical performance of heterogeneous photopolymers for additive manufacturing with tailored hyperbranched rubbers'
doi.org/10.1039/D5LP...
doi.org/10.1039/D5LP...
September 24, 2025 at 4:39 PM
Discover the latest issue of RSC Applied Polymers featuring this cover article by @k-ehrmann.bsky.social et al. on 'Thermoplastic-like mechanical performance of heterogeneous photopolymers for additive manufacturing with tailored hyperbranched rubbers'
doi.org/10.1039/D5LP...
doi.org/10.1039/D5LP...
Our Hot Article is now complimented by some nice Cover Art:
Front cover - RSC Applied Polymers (RSC Publishing) share.google/V9m8KLQCHbH7...
Check out the research behind these false-colour SEM-images here: pubs.rsc.org/en/content/a...
Front cover - RSC Applied Polymers (RSC Publishing) share.google/V9m8KLQCHbH7...
Check out the research behind these false-colour SEM-images here: pubs.rsc.org/en/content/a...
Front cover
share.google
September 19, 2025 at 10:19 PM
Our Hot Article is now complimented by some nice Cover Art:
Front cover - RSC Applied Polymers (RSC Publishing) share.google/V9m8KLQCHbH7...
Check out the research behind these false-colour SEM-images here: pubs.rsc.org/en/content/a...
Front cover - RSC Applied Polymers (RSC Publishing) share.google/V9m8KLQCHbH7...
Check out the research behind these false-colour SEM-images here: pubs.rsc.org/en/content/a...
Recently, @vmusil.bsky.social had a phenomenal week, getting not only one, but two (!!) first author papers accepted 🥳
Check out our new synthesis strategy for rubbery macromonomers and the resulting phenomenal microstructured 3D printed photopolymers! 🧵👇
@chemistry-tuw.bsky.social @tuwien.at
Check out our new synthesis strategy for rubbery macromonomers and the resulting phenomenal microstructured 3D printed photopolymers! 🧵👇
@chemistry-tuw.bsky.social @tuwien.at
Thermoplastic-like mechanical performance of heterogeneous photopolymers for additive manufacturing with tailored hyperbranched rubbers
Conventional photopolymers used in light-based additive manufacturing are typically brittle materials with thermoset characteristics. Here we introduce a one-step synthesis of hyperbranched polyethyle...
pubs.rsc.org
September 8, 2025 at 12:49 PM
Recently, @vmusil.bsky.social had a phenomenal week, getting not only one, but two (!!) first author papers accepted 🥳
Check out our new synthesis strategy for rubbery macromonomers and the resulting phenomenal microstructured 3D printed photopolymers! 🧵👇
@chemistry-tuw.bsky.social @tuwien.at
Check out our new synthesis strategy for rubbery macromonomers and the resulting phenomenal microstructured 3D printed photopolymers! 🧵👇
@chemistry-tuw.bsky.social @tuwien.at
Reposted by Katharina Ehrmann
🧪“I design materials from molecular building blocks to real-world properties.” - @k-ehrmann.bsky.social, head of Additive Manufacturing. Interdisciplinary work with mechanical engineering enables advanced 3D printing. ⚙️What fascinates you about chemistry? #chemistry_tuw
youtube.com/shorts/IQ1DX...
youtube.com/shorts/IQ1DX...
youtube.com
August 28, 2025 at 6:51 AM
🧪“I design materials from molecular building blocks to real-world properties.” - @k-ehrmann.bsky.social, head of Additive Manufacturing. Interdisciplinary work with mechanical engineering enables advanced 3D printing. ⚙️What fascinates you about chemistry? #chemistry_tuw
youtube.com/shorts/IQ1DX...
youtube.com/shorts/IQ1DX...
Did you know that trioxanes are acidically degradable? We have used this motif for the first time in polymers to make and break 3D printable photopolymer networks on demand with light.
Check out the early version here, published #openacess thanks to TU Wien Bibliothek:
pubs.rsc.org/en/content/a...
Check out the early version here, published #openacess thanks to TU Wien Bibliothek:
pubs.rsc.org/en/content/a...
July 15, 2025 at 12:15 PM
Did you know that trioxanes are acidically degradable? We have used this motif for the first time in polymers to make and break 3D printable photopolymer networks on demand with light.
Check out the early version here, published #openacess thanks to TU Wien Bibliothek:
pubs.rsc.org/en/content/a...
Check out the early version here, published #openacess thanks to TU Wien Bibliothek:
pubs.rsc.org/en/content/a...
Congratulations to our latest Dr.techn, wonderfully creative and hard-working Florian Mayer! It's been my plesure to work with you and you will be dearly missed.
Some of Florian's work on dual-cure/degradation systems published and underway: pubs.rsc.org/en/content/a...
chemrxiv.org/engage/chemr...
Some of Florian's work on dual-cure/degradation systems published and underway: pubs.rsc.org/en/content/a...
chemrxiv.org/engage/chemr...
June 17, 2025 at 4:29 PM
Congratulations to our latest Dr.techn, wonderfully creative and hard-working Florian Mayer! It's been my plesure to work with you and you will be dearly missed.
Some of Florian's work on dual-cure/degradation systems published and underway: pubs.rsc.org/en/content/a...
chemrxiv.org/engage/chemr...
Some of Florian's work on dual-cure/degradation systems published and underway: pubs.rsc.org/en/content/a...
chemrxiv.org/engage/chemr...
We'll have a wonderful team at Kids University Vienna again, demonstration the inner workings of 3D printers in a hands-on workshop 👩🔬🧑🔬🧋🐻💡
kinderuni.at
"Der 3D Druck und seine Materialien" - Kurs 515
07.07.2025 09:30 - 12:30 | 10-12 Jahre
kinderuni.at
"Der 3D Druck und seine Materialien" - Kurs 515
07.07.2025 09:30 - 12:30 | 10-12 Jahre
Kinderuni - kinderuni.at
An der KinderuniWien kannst du, wie an der richtigen Universität, bei Vorlesungen in großen Hörsälen oder Workshops in kleinen Gruppen, Spannendes erfahren, und interessante Wissenschafterinnen und Wissenschafter treffen.
kinderuni.at
May 27, 2025 at 6:13 AM
We'll have a wonderful team at Kids University Vienna again, demonstration the inner workings of 3D printers in a hands-on workshop 👩🔬🧑🔬🧋🐻💡
kinderuni.at
"Der 3D Druck und seine Materialien" - Kurs 515
07.07.2025 09:30 - 12:30 | 10-12 Jahre
kinderuni.at
"Der 3D Druck und seine Materialien" - Kurs 515
07.07.2025 09:30 - 12:30 | 10-12 Jahre
Great reflection - and only two-bite-sized 😉
New article is out today!
I discuss the risks of bite-sized content on our critical thinking skills.
🔗Reading link: lnkd.in/eWmdwczT
📧 Subscribe for free here to get all articles to your inbox when published: lnkd.in/emdfWi6Z
#criticalthinking #TheCriticalThinkingLoop #EduSky #AcademicSky #UKFE
I discuss the risks of bite-sized content on our critical thinking skills.
🔗Reading link: lnkd.in/eWmdwczT
📧 Subscribe for free here to get all articles to your inbox when published: lnkd.in/emdfWi6Z
#criticalthinking #TheCriticalThinkingLoop #EduSky #AcademicSky #UKFE
March 25, 2025 at 8:36 PM
Great reflection - and only two-bite-sized 😉
Congrats to Selina for the best presentation award at BYPoS - a well-deserved recognition for all your hard work in the lab during your Diploma thesis on new star-shaped monomers for 3D printing!
@chemistry-tuw.bsky.social
@chemistry-tuw.bsky.social
March 14, 2025 at 12:45 PM
Congrats to Selina for the best presentation award at BYPoS - a well-deserved recognition for all your hard work in the lab during your Diploma thesis on new star-shaped monomers for 3D printing!
@chemistry-tuw.bsky.social
@chemistry-tuw.bsky.social
Thank you Materials Horizon Royal Society of Chemistry for the highlight! It's been fun to reflect on how my research interests have evolved and I look forward to reading this like a time capsule every 5-10 years and see which answers change and how! 👩🔬🏊♀️👩🎨
pubs.rsc.org/en/content/a...
pubs.rsc.org/en/content/a...
Materials Horizons Emerging Investigator Series: Dr Katharina Ehrmann, Institute for Applied Synthetic Chemistry, Technische Universität Wien, Austria
Our Emerging Investigator Series features exceptional work by early-career researchers working in the field of materials science.
pubs.rsc.org
March 4, 2025 at 8:13 PM
Thank you Materials Horizon Royal Society of Chemistry for the highlight! It's been fun to reflect on how my research interests have evolved and I look forward to reading this like a time capsule every 5-10 years and see which answers change and how! 👩🔬🏊♀️👩🎨
pubs.rsc.org/en/content/a...
pubs.rsc.org/en/content/a...
Looking forward to making gummibears with 300+ potential future scientists next week - and this periodic graph will be nice for the highschool age group! Curious about our other food-themed experiments? Check out the program here: www.tuwien.at/tch/mitmachl...
February 20, 2025 at 11:49 PM
Looking forward to making gummibears with 300+ potential future scientists next week - and this periodic graph will be nice for the highschool age group! Curious about our other food-themed experiments? Check out the program here: www.tuwien.at/tch/mitmachl...
It's FINALLY out! We introduce MonoLISA, a new 3D printer using monochromatic light between 210 and 2400 nm, and a first photoresin to print degradable and non-degradable materials with two colours of light!
advanced.onlinelibrary.wiley.com/doi/10.1002/...
advanced.onlinelibrary.wiley.com/doi/10.1002/...
Two Material Properties from One Wavelength‐Orthogonal Photoresin Enabled by a Monochromatic Laser Integrated Stereolithographic Apparatus (Mono LISA)
A single object with dual properties – degradable and non-degradable – is fabricated in a single print simply by switching the printing colors. The advanced multi-material printing is enabled by the ...
advanced.onlinelibrary.wiley.com
February 18, 2025 at 8:53 PM
It's FINALLY out! We introduce MonoLISA, a new 3D printer using monochromatic light between 210 and 2400 nm, and a first photoresin to print degradable and non-degradable materials with two colours of light!
advanced.onlinelibrary.wiley.com/doi/10.1002/...
advanced.onlinelibrary.wiley.com/doi/10.1002/...
Time to focus and reflect on teaching methods today - including my favourite Austrian snack!! 😍
January 23, 2025 at 10:08 AM
Time to focus and reflect on teaching methods today - including my favourite Austrian snack!! 😍
Reading recommendation of @polykonkol.bsky.social and @polymerreaction.bsky.social's latest work: Temperature matters in photopolymerization! Thanks for spreading the word and giving this message a stage 👍
Ever wondered what happens with the activation energy of your #photopolymerization? We did a deep dive on #photoRAFT activation energies. With a bonus on RAFT equilibria information!
Great collab with @polykonkol.bsky.social!
pubs.acs.org/doi/full/10....
#ChemSky #Ozchem #RAFT
Great collab with @polykonkol.bsky.social!
pubs.acs.org/doi/full/10....
#ChemSky #Ozchem #RAFT
January 22, 2025 at 8:05 AM
Reading recommendation of @polykonkol.bsky.social and @polymerreaction.bsky.social's latest work: Temperature matters in photopolymerization! Thanks for spreading the word and giving this message a stage 👍
Reposted by Katharina Ehrmann
Here's my first go at bringing together everyone who does polymers + 3D printing!
Polymer chemistry, rheology, characterization, devices, etc. All are welcome!
Let me know if you want to be added to it
#chemsky
Polymer chemistry, rheology, characterization, devices, etc. All are welcome!
Let me know if you want to be added to it
#chemsky
November 16, 2024 at 7:51 PM
Here's my first go at bringing together everyone who does polymers + 3D printing!
Polymer chemistry, rheology, characterization, devices, etc. All are welcome!
Let me know if you want to be added to it
#chemsky
Polymer chemistry, rheology, characterization, devices, etc. All are welcome!
Let me know if you want to be added to it
#chemsky
An alle Lehrer*innen im wiener Umfeld: Kommt zur Jubiläumsfeier und erlebt die Magie (... oder doch einfach nur Naturgesetze?!) im 💫Mitmachlabor💥!👨🔬👩🔬🧑🔬 Infos und Anmeldung auf unserer Website: www.tuwien.at/tch/mitmachl...
January 13, 2025 at 5:57 PM
An alle Lehrer*innen im wiener Umfeld: Kommt zur Jubiläumsfeier und erlebt die Magie (... oder doch einfach nur Naturgesetze?!) im 💫Mitmachlabor💥!👨🔬👩🔬🧑🔬 Infos und Anmeldung auf unserer Website: www.tuwien.at/tch/mitmachl...
Thanks for the feature, @chemistry-tuw.bsky.social ! I cannot wait to explore all of that referenced chemistry further and share it with you😃🤓👩🔬
💡Dr. @k-ehrmann.bsky.social uses 3D printing as a chemical reactor, transforming material chemistry with light, temperature & radiation.
Her work earned the Ehrmann Prize & Elise-Richter Grant for groundbreaking research. 👩🔬
#3DPrinting #WomenInSTEM #chemistry_tuw
Her work earned the Ehrmann Prize & Elise-Richter Grant for groundbreaking research. 👩🔬
#3DPrinting #WomenInSTEM #chemistry_tuw
January 13, 2025 at 5:42 PM
Thanks for the feature, @chemistry-tuw.bsky.social ! I cannot wait to explore all of that referenced chemistry further and share it with you😃🤓👩🔬
It's been more difficult than usual to leave the office due to the group's surprise-decoration of our office - but now on to a little break after a wonderful 2024! Thanks to the best Team, colleagues, collaborators, friends and family!
December 23, 2024 at 2:41 PM
It's been more difficult than usual to leave the office due to the group's surprise-decoration of our office - but now on to a little break after a wonderful 2024! Thanks to the best Team, colleagues, collaborators, friends and family!
...can you guess my favourite?! I'll admit I would have voted for >1 if I could have!
⚛️ Molecules of the year 2024
C&EN editors highlight some of our favorite molecules from the past year: cen.acs.org/synthesis/Mo... #chemsky #bluesci 🧪 #scinews #realtimechem
C&EN editors highlight some of our favorite molecules from the past year: cen.acs.org/synthesis/Mo... #chemsky #bluesci 🧪 #scinews #realtimechem
Molecules of the year 2024
C&EN editors highlight some of our favorite molecules from the past year
cen.acs.org
December 22, 2024 at 7:53 PM
...can you guess my favourite?! I'll admit I would have voted for >1 if I could have!
Grateful for the wonderful recognition, which I dedicate to the Additive Manufacturing Team: Our research on materials from and for 3D printing works - like the printer itself - only when every single part works well and the parts cooperate! 💫
Thank you Family Fehrer for your dedication!
Thank you Family Fehrer for your dedication!
🏆 Congratulations, Dr. @k-ehrmann.bsky.social ! Awarded the Ernst Fehrer Prize from TU Wien for her work on 3D printing as a material reactor — shaping molecular structures with light for groundbreaking innovations in chemistry. 👏
#ErnstFehrerPrize #3DPrinting #chemistry_tuw #tuwien
#ErnstFehrerPrize #3DPrinting #chemistry_tuw #tuwien
December 9, 2024 at 7:04 PM
Grateful for the wonderful recognition, which I dedicate to the Additive Manufacturing Team: Our research on materials from and for 3D printing works - like the printer itself - only when every single part works well and the parts cooperate! 💫
Thank you Family Fehrer for your dedication!
Thank you Family Fehrer for your dedication!
Have you been wanting to #3Dprint materials with late gel-points but were too impatient with the long printing times? Our dual-cure printing technique recently published in #MaterialsHorizons may be the answer: doi.org/10.1039/D4MH...
Phenomenal work by PhD student Florian Mayer! #MatSky #ChemSky
Phenomenal work by PhD student Florian Mayer! #MatSky #ChemSky
December 1, 2024 at 7:10 PM
Have you been wanting to #3Dprint materials with late gel-points but were too impatient with the long printing times? Our dual-cure printing technique recently published in #MaterialsHorizons may be the answer: doi.org/10.1039/D4MH...
Phenomenal work by PhD student Florian Mayer! #MatSky #ChemSky
Phenomenal work by PhD student Florian Mayer! #MatSky #ChemSky
Interesting study commissioned by Austrian basic research funding agency @fwf-at.bsky.social Fundamental research pays off for society and economy SHORT term-In German but I bet AI can translate it for you
I'm curious: Did other countries' funding agencies ask similar questions/find similar answers?
I'm curious: Did other countries' funding agencies ask similar questions/find similar answers?
Mithilfe der #Grundlagenforschung entstehen langfristige Innovationen & Produktivitätssteigerungen in Österreich. Außerdem rentieren sich Forschungsausgaben des FWF bereits kurzfristig für Steuerzahler, so Ergebnisse einer neuen Studie. ▶️
via @derstandard.at
www.derstandard.at/story/300000...
via @derstandard.at
www.derstandard.at/story/300000...
Der Boost der Grundlagenforschung für die österreichische Wirtschaft
Eine neue Studie belegt, dass sich Ausgaben für Projekte des Wissenschaftsfonds schon kurzfristig rentieren. Wifo-Chef Felbermayr appelliert an die künftige Regierung, nicht bei der Grundlagenforschun...
www.derstandard.at
November 27, 2024 at 4:21 PM
Interesting study commissioned by Austrian basic research funding agency @fwf-at.bsky.social Fundamental research pays off for society and economy SHORT term-In German but I bet AI can translate it for you
I'm curious: Did other countries' funding agencies ask similar questions/find similar answers?
I'm curious: Did other countries' funding agencies ask similar questions/find similar answers?