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News

In page navigation: Mandel group
  • Group head
  • Group
    • Group members
    • Karl Mandel
    • Susanne Wintzheimer
    • Rosa Pujales-Paradela
    • Bastian Fett
    • Philipp Groppe
    • Franziska Miller
    • Stephan Müssig
    • Theodor Raczka
    • Jakob Reichstein
    • Sarah Wenderoth
    • Andreas Wolf
    • Andreas Zink
    • Sara Li Deuso
    • Huanhuan Zhou
    • Johannes Prieschl
    • Thomas Zimmermann
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    • Nanoparticles with designed properties
    • General supraparticle formation
    • Communicating particles
    • Adsorber supraparticles
    • Interactive surfaces enabled by supraparticles
    • Photo-electro-catalysis using supraparticles
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News

News
The Supraparticle Group

Logo: The Supraparticle Group

 

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New paper accepted

Category: ak-mandel 19. May 2022
Towards entry "New paper accepted"

The prestigious journal Advanced Materials has just accepted our work on on “Recording Temperature with Magnetic Supraparticles”!

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Welcome Andi

Category: ak-mandel 14. May 2022
Towards entry "Welcome Andi"

We are happy to welcome Andreas Zink as new PhD canditate in our group. Andi has already conducted his masters thesis in our group and we are glad to have him for a few more years. In his thesis he will combine inorganic nanoparticle building blocks with organic chemistry in supraprticles to investi...

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Susanne as Klaus Tschira Boost Fund Fellow!

Category: ak-mandel 12. May 2022
Towards entry "Susanne as Klaus Tschira Boost Fund Fellow!"

Dr. Susanne Wintzheimer has been selected as Klaus Tschira Boost Fund Fellow. Congratulations Susanne!

Find out more in the news post by the department, here. 

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Great media interest in our latest work on H2 Indicator Supraparticles

Category: ak-mandel 16. April 2022
Towards entry "Great media interest in our latest work on H2 Indicator Supraparticles"

Our latest work on Supraparticles for Bare-Eye H2 Indication and Monitoring, published in Advanced Functional Materials, has attracted great national and international media interest, including a citation in wikipedia.

Here is a summary of articles reporting on our work:

 

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Another paper accepted

Category: ak-mandel 23. March 2022
Towards entry "Another paper accepted"

And another article is about to be published: together with our Fraunhofer colleagues, we just got accepted:

Stefan Lange, Bastian Fett, Angelika Hähnel, Alexander Müller, Bettina Herbig, Volker Naumann, Gerhard Sextl, Karl Mandel, Christian Hagendorf*
Thin film formation of wet chemically depos...

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New paper accepted!

Category: ak-mandel 16. March 2022
Towards entry "New paper accepted!"

In our latest work, accepted by Nano letters, we report on supraparticles with a unique ID that can report damage on a surface – our particles start to be really smart 🙂 Find out more, here.

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New paper accepted!

Category: ak-mandel 11. February 2022
Towards entry "New paper accepted!"

Imagine a surface that can report on damage via a color change. Supraparticles can provide this functionality as we demonstrate in our latest article published in Small. Find out more, here.

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Another paper accepted!

Category: ak-mandel 11. February 2022
Towards entry "Another paper accepted!"

In a huge collaboration work involving several groups at FAU, we were able to develop and to mechanistically understand a functional supraparticle to make hydrogen visible for bare eye detection. Read more on this, here.

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Another paper published!

Category: ak-mandel 11. February 2022
Towards entry "Another paper published!"

So far, we succeeded in making particles that carry a unique optical or a unique magnetic ID. In our latest work, we demonstrate that also a combination of an optical ID and a magnetic ID within a single particle can be achieved! Find out more, here.

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Another article accepted!

Category: ak-mandel 10. February 2022
Towards entry "Another article accepted!"

Last year, we demonstrated that a single supraparticle can carry a unique optical ID. This year, we demonstrate that it is even possible in an all optical system to overlay a second ID and hide a first one and reveal both! Just accepted in Advanced Optical Materials. Read more, here.

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New paper published

Category: ak-mandel 10. February 2022
Towards entry "New paper published"

Citric acid modification of iron oxide nanoparticles is often conducted but rarely closely looked at. We shed light on this in our latest article just accepted in Particle, entitled “The Significant Influence of the pH Value on Citrate Coordination upon Modification of Superparamagnetic Iron Oxide N...

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New paper published

Category: ak-mandel 5. January 2022
Towards entry "New paper published"

With spray-drying, one can not only join nanoparticles, but also do chemistry in a droplet and crystallize MOFs from molecular precursors in presence of magnetic nanoparticles.

The result is a strongly luminescent magnet! More details, here.

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New paper published: spray-dryed supraparticles meet atomic layer deposition

Category: ak-mandel 25. November 2021
Towards entry "New paper published: spray-dryed supraparticles meet atomic layer deposition"

Small methods just accepted our collaboration work with the Bachmann group  and the Thommes group at FAU: “Spray-drying and Atomic Layer Deposition: Complementary Tools Towards Fully Orthogonal Control of Bulk Composition and Surface Identity of Multifunctional Supraparticles”. Find out more, here.

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Doctoral scholarship for Andreas Wolf

Category: ak-mandel 11. November 2021
Towards entry "Doctoral scholarship for Andreas Wolf"

Andreas has recieved a doctoral scholarship from the Cusanuswerk for his Ph.D. thesis on Interactive magnetic supraparticles in dynamic fluidic environments and their application in water purification and battery recycling processes.

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Group fotos of the year 2021

Category: ak-mandel 6. November 2021
Towards entry "Group fotos of the year 2021"

The group is constantly growing at both places (Erlangen and Würzburg).

Find both images here.

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New BMBF project funded

Category: ak-mandel 8. October 2021
Towards entry "New BMBF project funded"

We just got funded a new BMBF project aiming towards contributing to battery recycling. Find out more in the press release by the FAU here. 

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We are featured in “Nachrichten aus der Chemie”

Category: ak-mandel 1. October 2021
Towards entry "We are featured in “Nachrichten aus der Chemie”"

Our magnetic markers are outlined in an article in “Nachrichten aus der Chemie”

 

Stephan Müssig, Karl Mandel

Magnetische Marker

Nachrichten aus der Chemie 2021, 69, 10, 45-48.

 

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Best oral presentation diploma at Mendeleev conference

Category: ak-mandel 13. September 2021
Towards entry "Best oral presentation diploma at Mendeleev conference"

Jakob Reichstein was just awarded with a best oral presentation diploma in the section Nanochemistry and Nanomaterials of the Mendeleev conference 2021 held in St. Petersburg, where several members of our group took part remotely and gave talks.

 

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New paper accepted

Category: ak-mandel 2. September 2021
Towards entry "New paper accepted"

We co-authored a paper with the Fraunhofer ISC which reports that abrasive blasting of lithium metal surfaces yields clean and 3D structured lithium metal anodes with superior properties for batteries. The article just got accepted by Energy Technologies and can be found here.

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New back cover

Category: ak-mandel 30. August 2021
Towards entry "New back cover"

Our article Overcoming the Inhibition Effects of Citrate: Precipitation of Ferromagnetic Magnetite Nanoparticles with Tunable Morphology, Magnetic Properties and Surface Charge via Ferrous Citrate Oxidation is featured as back cover in Particle & Particle Systems Characterization.

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New frontispiece

Category: ak-mandel 30. August 2021
Towards entry "New frontispiece"

Our article Communicating Particles: Identification Taggant and Temperature Recorder in One Single Supraparticle is featured as frontispiece in Advanced Functional Materials.

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Great media interest in two of our latest articles

Category: ak-mandel 6. August 2021

Our articles "Communicating Particles: Identification Taggant and Temperature Recorder in One Single Supraparticle" and "A Single Magnetic Particle with Nearly Unlimited Encoding Options" meet a very high intererst also in various science media outlets. We are happy to be featured in:

&...

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New inside back cover

Category: ak-mandel 16. July 2021
Towards entry "New inside back cover"

Our recent article about a single magnetic particle with nearly unlimited encoding options was featured as an inside back cover of Small.

You can find the article here.

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Emerging Talent Initiative grant for Rosa Pujales-Paradela

Category: ak-mandel 29. June 2021

Rosa was just awarded the Emerging Talents Initiative grant of the FAU!

Congratulations Rosa, way to go!

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New paper accepted

Category: ak-mandel 31. May 2021
Towards entry "New paper accepted"

Advanced Functional Materials just accepted our work, in which we demonstrate for the first time the successful design of a true communicating particle which not only carries a unique ID but also a recorder functionality all in one entity. The full title is: “Communicating Particles: Identification ...

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New paper published

Category: ak-mandel 27. May 2021
Towards entry "New paper published"

Citrates are very often used to surface-functionalize iron oxide nanoparticles after their synthesis. However, they are not employed directly during synthesis as it is commonly observed that they inhibit the precipitation of the iron species. In our latest paper, which was just accepted by Particle ...

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New article published

Category: ak-mandel 30. April 2021
Towards entry "New article published"

We managed to create a single magnetic particle with over 77 billion encoding options. A breakthrough towards an all magnetic ID! The work can be found here.

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New Article Published

Category: ak-mandel 30. March 2021
Towards entry "New Article Published"

Agglomeration of magnetic nanoparticles in dispersion cannot only be controlled upon temperature change but this can also be measured in situ via magnetic particle spectroscopy! More detailed infromation can be found here.
Great collaboration with the group of Tobias Kraus and the Fraunhofer IIS .
...

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New Article Published

Category: ak-mandel 30. March 2021
Towards entry "New Article Published"

Spray-drying nanoparticles is not only interesting to create supraparticles. It is also a way to generate solid-filled aerosols. The process is a model to what happens when humans cough or sneeze virus particles such as SARS-CoV-2. Using harmless fluorescent silica-based virus analogues, it can easi...

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New frontispiece art

Category: ak-mandel 15. March 2021
Towards entry "New frontispiece art"

Our artwork regarding our latest review article "Supraparticles for Sustainability" published in Advanced Functional Materials was chosen as frontispiece art.

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Welcome Andreas

Category: ak-mandel 15. March 2021
Towards entry "Welcome Andreas"

we are pleased to welcome Andreas Wolf, a familiar face, to our group as a PhD candidate. His work will focus on interactive magnetic supraparticles, where magnetic markers are used to monitor the separation of battery active materials and additives.

Welcome Andreas!

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Doctoral Award for Rosa

Category: ak-mandel 8. March 2021
Towards entry "Doctoral Award for Rosa"

We are delighted to share that Dr. Rosa Pujales-Paradela, member of our group, has been recognized with the Outstanding Merit Doctoral Award for her thesis "Innovative Smart Probes for Molecular Imaging Applications" by the 2018-2019 Doctoral Awards Tribunal of the consortium Physics and Chemistry p...

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Welcome Thomas

Category: ak-mandel 17. February 2021
Towards entry "Welcome Thomas"

We are happy to welcome a new member to our working group. From now on Thomas Zimmermann will be conducting his PhD at the Particle Technology Group at the Fraunhofer ISC in Würzburg. Welcome, Thomas.

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Centrifugation based separation of lithium iron phosphate (LFP) and carbon black for lithium-ion battery recycling

Category: ak-mandel 13. January 2021
Towards entry "Centrifugation based separation of lithium iron phosphate (LFP) and carbon black for lithium-ion battery recycling"

The manuscript of Andreas Wolf (Fraunhofer ISC part of the group and in future also in our group at FAU) et al. on centrifugation based separation of lithium iron phosphate (LFP) and carbon black for lithium-ion battery recycling  was just accepted in Chemical Engineering and Processing - Process In...

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Review Article on “Supraparticles for Sustainability” accepted

Category: ak-mandel 11. January 2021
Towards entry "Review Article on “Supraparticles for Sustainability” accepted"

The New Year 2021 starts with acceptance in Advanced Functional Materials of our new Review Article on "Supraparticles for Sustainability".
In this Review Article, our group outlined the power of supraparticles to contribute to sustainability - including a definition of sustainability derived from ...

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New project funded: Inductively Heatable Protective Films to Combat COVID-19

Category: ak-mandel 18. December 2020

 We were granted a new project by the Volkswagen-Stiftung on induction heating to fight Corona viruses. Find out more here.

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Modulation of Crystallinity and Optical Properties in Composite Materials Combining Iron Oxide Nanoparticles and Dye-Containing Covalent Organic Frameworks

Category: ak-mandel 14. December 2020
Towards entry "Modulation of Crystallinity and Optical Properties in Composite Materials Combining Iron Oxide Nanoparticles and Dye-Containing Covalent Organic Frameworks"

Just accepted for publication: Covalent organic frameworks (COFs) from the Beuerle Group meet magnetic particles:

 

Roberto Sanchez Naya, Vladimir Stepanenko, Karl Mandel, Florian Beuerle*
Modulation of Crystallinity and Optical Properties in Composite Materials Combining Iron Oxide Nano...

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Oxidative Precipitation as a Versatile Method to Obtain Ferromagnetic Fe3O4 Nano- and Mesocrystals Adjustable in Morphology and Magnetic Properties.

Category: ak-mandel 8. December 2020
Towards entry "Oxidative Precipitation as a Versatile Method to Obtain Ferromagnetic Fe3O4 Nano- and Mesocrystals Adjustable in Morphology and Magnetic Properties."

By using only simple chemicals along with carefully controlling synthesis parameters, a whole zoo of different magnetic iron oxide particle types can be obtained as demonstrated by Tim Granath et. al. in our work that was just accepted by Particle and Particle Systems Characterization, entitled Oxid...

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A supraparticle-based five-level-identification tag that switches information

Category: ak-mandel 8. December 2020
Towards entry "A supraparticle-based five-level-identification tag that switches information"

Everyone knows barcodes to store information and scratchcards to hide information. In our latest work, just accepted in Advanced Optical Materials, Franziska Miller et al. transfer these well-known principles to the supraparticle world to generate a supraparticle-based five-level-identification tag ...

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AK Mandel thanks for student support in 2020

Category: ak-mandel 8. December 2020

We sincerely thank all students that were curious enough to check out the new group in Erlangen – the Mandel group - to work with. Your contribution to our many projects was very much appreciated. Great work everybody!

Thanks goes to:

Hannes Bauer, Jianing Bao, Sara Li Deuso, Frederic Dietrich...

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New cover art – Journal of Materials Chemistry C

Category: ak-mandel 1. December 2020
Towards entry "New cover art – Journal of Materials Chemistry C"

Our research on „the  all white magnet” was selected as cover in the Journal of Materials Chemistry C.

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New cover art – Advanced Photonics Research

Category: ak-mandel 15. November 2020
Towards entry "New cover art – Advanced Photonics Research"

Our research on abrasion indicator supraparticles is highlighted as cover in Advanced Photonics Research.

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Group photo of the year 2020

Category: ak-mandel 9. November 2020
Towards entry "Group photo of the year 2020"

Group photo of the year 2020 – due to Corona safety measures this year via zoom screenshot.

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Welcome Huanhuan

Category: ak-mandel 16. October 2020
Towards entry "Welcome Huanhuan"

We are happy to welcome Huanhuan Zhou, who has taken the long journey from China to support us in our scientific work as PhD student from now on. Her work will focus on the development of ID and recorder supraparticles. Welcome, Huanhuan.

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An all white magnet by combination of electronic properties of a white light emitting MOF with strong magnetic particle systems

Category: ak-mandel 4. September 2020
Towards entry "An all white magnet by combination of electronic properties of a white light emitting MOF with strong magnetic particle systems"

Magnetic materials are always black! Really? Not necessarily: together with the group of Klaus Müller-Buschbaum we demonstrate that it is possible to design an all white magnet, based on a complex supraparticle. Read about it in J. Mater. Chem. C where our article was just accepted (https://pubs.rsc...

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Abrasion Indicators for Smart Surfaces Based on a Luminescence Turn‐On Effect in Supraparticles

Category: ak-mandel 28. August 2020
Towards entry "Abrasion Indicators for Smart Surfaces Based on a Luminescence Turn‐On Effect in Supraparticles"

Congratulations to Sarah, Tim, Johannes and Susanne: Their article on "Abrasion indicators for smart surfaces based on a luminescence turn-on effect in supraparticles" was just accepted in the new journal of Wiley`s "Advanced" series: Advanced Phontonics Research!

Please have a look:  https://on...

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Welcome Philipp

Category: ak-mandel 2. July 2020
Towards entry "Welcome Philipp"

We are happy to welcome a new member to our working group. From now on Philipp Groppe will support us in our scientific work as PhD student. His work will focus on the development of porous supraparticles via spray-drying. Welcome, Philipp.

 

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Franziska Miller takes part in ARIADNETechNat

Category: ak-mandel 2. July 2020
Towards entry "Franziska Miller takes part in ARIADNETechNat"

Franziska was accepted as a participant in the FAU mentoring programme ARIADNETechNat, which is designed for high potential female postdoctoral researchers, doctoral candidates and Masters’s students at the Faculty of Engineering and the Faculty of Sciences. Mentoring by an experienced and independe...

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Scholarships for Dr. Susanne Wintzheimer

Category: ak-mandel 2. July 2020
Towards entry "Scholarships for Dr. Susanne Wintzheimer"

Max Buchner Research Foundation founded by DECHEMA awarded one of this year’s scholarships to Susanne for the project “Creation of Janus particles via spray-drying” running from 01.07.2020 until 30.06.2021. Furthermore Susanne is one of the year 2020 scholarship-holders of Christiane Nüsslein-Volhar...

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Doctoral scholarships for Jakob Reichstein

Category: ak-mandel 2. July 2020
Towards entry "Doctoral scholarships for Jakob Reichstein"

Jakob  received a doctoral scholarship from The German Federal Environmental Foundation (DBU) for his planed PhD work where he tries to develop recorder supraparticles for monitoring harmful environmental triggers as a key component for a more sustainable circular economy also for complex products l...

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Welcome Rosa

Category: ak-mandel 2. July 2020
Towards entry "Welcome Rosa"

We are happy to welcome a new member to our working group. From now on Dr. Rosa Pujales-Paradela will support us in our scientific work as postdoc. Welcome, Rosa.

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Spray-Drying supported by Büchi

Category: ak-mandel 2. July 2020
Towards entry "Spray-Drying supported by Büchi"

We are pleased to announce that our new spray-dryer, friendly provided by Büchi, is now fully up and running.

 

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Moving to Erlangen

Category: ak-mandel 2. July 2020
Towards entry "Moving to Erlangen"

We have arrived safe and sound in beautiful Erlangen and are looking forward to an exciting time with new challenges at the Institute of Inorganic Chemistry at the FAU Erlangen-Nuremberg. However before we can continue with our research we will first set up the lab.

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Welcome Prof. Dr. Karl Mandel

Category: ak-mandel 2. July 2020
Towards entry "Welcome Prof. Dr. Karl Mandel"

Prof. Dr. Karl Mandel new at the department of chemistry and pharmacy FAU Erlangen-Nürnberg.

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Friedrich Alexander University Erlangen-Nürnberg
Department of Chemistry and Pharmacy

Nikolaus-Fiebiger-Str. 10
91058 Erlangen
Germany
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