🌱 Next GEMS – 18 Mar 2025 🔬 Eswaran Jayaraman (SDU) Roll-to-roll processing & scalable organic photovoltaics 🔬 Jan Anton Koster (Univ. Groningen) Probing ion density and mobility in perovskite solar cells with impedance spectroscopy 👉 greenenergymaterials-series.com #OPV #Perovskites

On the menu for February: Perovskite PV, data standards & operando spectroscopy 🎤 Eva Unger (HZB) 🎤 Hayley Gilbert (Cambridge & Diamond) 👉 Register: greenenergymaterials-series.com #Perovskites #SolarEnergy #OpenScience #MaterialsScience

⚡ Don’t miss the next GEMS – Green Energy Materials Series! 🔬 From water-conjugated polymer nanoparticles to triplet excitons & efficiency limits. 🗓 Jan 21, 2026 | 4.30pm CET 👉 Register: greenenergymaterials-series.com #GreenEnergyMaterials #Photophysics #SustainableEnergy

Looking for an exciting next step in your career!? Simon is currently looking for a new team member with a focus in solution-processed LEDs. Check it out!

Simon Kahmann@skahmn.bsky.social · 9mo ago

📢📢📢 Job alert !! 📢📢📢 We are looking for a new member of our research team (doctoral student or postdoc) whose focus will be on LED fabrication and characterisation. For further particulars, please check the job ad: www.tu-chemnitz.de/verwaltung/p... ⏰ Deadline 27 Nov. 2025

🌿 Next GEMS session – Nov 19, 4:30pm CET! Hear from Luis Huerta Hernandez (KAUST) & Kai Brinkmann (BUW) on ionic transport + crystallization in perovskites ⚡ 🔗Join us → syddanskuni.zoom.us/webinar/regi... #Perovskites #SolarCells #GEMS

📢📢📢

Simon Kahmann@skahmn.bsky.social · 10mo ago

Don't miss the start of this season's @gem-series.bsky.social ! We'll be starting tomorrow with a new mode: once a month 📅 but double the science! 🥼🧪 Kicking things off, we'll be hosting Matteo Degani & @philipschulz.bsky.social with a lot of new info on halide perovskites.

🌟 #GEMS is coming back next week, and we can’t wait to kick off our new format! To get everyone back in the mood for cutting-edge energy research, we’ve just released Fanny Baumann’s talk from a previous session on YouTube 🎥⚡ youtu.be/sKew91ecJrs?...

Fanny Baumann - Strain in Halide Perovskites and Solar Cell Stability, in-situ

YouTube video by Green Energy Materials Series

youtu.be

🚀 @gem-series.bsky.social is back with a new format: 1 monthly session = 1 PhD/Postdoc + 1 established scientist. Kicking off: 🎤 Matteo Degani (Univ. of Pavia) 🎤 @philipschulz.bsky.social ulz.bsky.social (IPVF) Topic: #SolarCells #Perovskites #GreenEnergy ⚡☀️ 🔗 syddanskuni.zoom.us/webinar/regi...

The KahmannLab has been growing quite a bit over the past weeks and it was about time that we get a new group picture/gif -- meet the KahmannLab 2025!

If you want to get an overview about all the different flavours of PL microscopy and important aspects relevant for the study of optoelectronic materials, check out our new work www.nature.com/articles/s43... - great collaboration with the Cambridge crew driven by Zimu & @samstranks.bsky.social

Photoluminescence microscopy of optoelectronic materials - Nature Reviews Methods Primers

Photoluminescence microscopy can give information on the electronic properties of optoelectronic materials and thus the performance of optoelectronic devices. In this Primer, Wei et al. cover experime...

nature.com

Water based recycling of perovskite solar cells!? If that sounds weird to you, how about joining us for the last presentation of our @gem-series.bsky.social spring speakers? Tomorrow we'll start at 11am CET to host Xun Xiaofrom Peking University. More info: greenenergymaterials-series.com

We have another great talk in the @gem-series.bsky.social on offer! Join us tomorrow for Maurizio's presentation on the realm of coating techniques to scale up the fabrication of #perovskite solar cells and modules!

Are you tired of all the spin-coating or eaporation of perovskites or do you really want to hear about some exciting alternatives? Then, join us this Wednesday for Junia's talk on pulsed laser deposition -- Pew pew!

📢📢📢 GEMS speakers for the month of May: 🌻 14 May: Junia Solomon on pulsed laser deposition of low-dimensional perovskites 🌼 28 May: Maurizio Stefanelli on scalable coating techniques #perovskites More info on the talks, future programme, and past speakers: greenenergymaterials-series.com

Simon Kahmann@skahmn.bsky.social · last yr.

📢📢📢 GEMS speakers for the month of May are here! Join us for the talks by Junia and Maurizio and hear more about the new exciting deposition techniques for halide perovskites. Spin-coating is so last year.. @gem-series.bsky.social #perovskites

📢📢📢 GEMS speakers for the month of May are here! Join us for the talks by Junia and Maurizio and hear more about the new exciting deposition techniques for halide perovskites. Spin-coating is so last year.. @gem-series.bsky.social #perovskites

Are you interested in pursuing postdoctoral research on solution-processed semiconductors/optoelectronics via the Marie Skłodowska-Curie or Humboldt Research Fellowship frameworks?

🐣 Hope everyone had a refreshing Easter break! Ready to hop back into cutting-edge solar research? Join us tomorrow for the next @gem-series.bsky.social's talk with Oussama Er-Raji. Perfect for anyone curious about making tandem tech scalable and industry-ready! syddanskuni.zoom.us/webinar/regi...

🚨Last-minute reminder! Join us today for Muyi Zhang's talk! 🗓️ Towards Sustainable Commercialization of Perovskite LEDs ♻️ LCA, TEA, and smart paths to greener PeLEDs. Don't miss this deep dive into sustainability & tech upgrades for next-gen lighting! 🌱💡 🔗 syddanskuni.zoom.us/webinar/regi...

Our next @gem-series.bsky.social takes place tomorrow! Join us for Muyi's talk on the commercialisation of perovskite LEDs at 5pm Berlin time.

I have written down some thoughts on broadband luminescence and excitons in 'perovskite-inspired' semiconductors in a Viewpoint for ACS Mater. Lett. pubs.acs.org/doi/10.1021/... Thanks for featuring me as an Emergin Investigator in Materials Science @pubs.acs.org #perovskite

Pathways, Probes, and Puzzles of Broadband Luminescence in “Perovskite-Inspired” Materials

So-called “perovskite-inspired” materials share structural motifs with perovskites but often lack their defining crystallographic attributes. This leads to a variety of different properties, and class...

pubs.acs.org

Join us later this month - we'll be hearing a lot of exciting updates in perovskite LEDs and perovskite/silicon tandems!

Simon Kahmann@skahmn.bsky.social · last yr.

April is here 🪺 and @gem-series.bsky.social awaits us with two more exciting talks! If you are interested in the life of a perovskite LED or how we advance perovskite/silicon tandem solar cells towards industry compatibility, join us when we host Muyi and Oussama later this month.

Going on today!!🥳 Don't forget to join! syddanskuni.zoom.us/webinar/regi...

Welcome! You are invited to join a webinar: GEMS - PhD-Postdoc Series. After registering, you will receive a confirmation email about joining the webinar.

Welcome! You are invited to join a webinar: GEMS - PhD-Postdoc Series. After registering, you will receive a confirmation email about joining the webinar.

syddanskuni.zoom.us

Vincent M. Le Corre@vmlc.bsky.social · last yr.

Join us this Wednesday for an exciting @gem-series.bsky.social talk! 🔬 Fanny Baumann (@icn2.bsky.social) will dive into: "Strain in Halide Perovskites & Solar Cell Stability: Stress Tests under Accelerative Conditions with In-Situ Characterization" 🔗 syddanskuni.zoom.us/webinar/regi...

🚨🚨🚨 Job alert 🚨🚨🚨 We are looking to hire a doctoral student or postdoc in the field of optical spectroscopy. The project will focus on transient PL and absorption spectroscopy of 2D perovskites. ⌛ Deadline 23 May. Further info: kahmannlab.com/join-us/

🚀 GEMS PhD-Postdoc Series – This Wednesday! Join Robin Basu on March 12 as he explores the upscaling of OPV devices—going from lab cells to fully solution-processed large-area modules. Don't miss it! 🔗 syddanskuni.zoom.us/webinar/regi... #OPV #SolarCells #ScalingUp

Oops I made a mistake with the talk titles!! 😅 Here are the correct ones. Sorry Robin Basu!

Green Energy Materials Series@gem-series.bsky.social · last yr.

Join us for two exciting PhD-Postdoc Series talks! 🚀 🔹 Mar 12 – Robin Basu on upscaling #OPVs: from lab cells to large-area modules. 🔹 Mar 26 – Fanny Baumann on strain in halide #perovskites & stability under stress. 🔗 More info: greenenergymaterials-series.com