📢 We're hiring! 3-year postdoc in ultrafast spectroscopy via #MSCA network LEAPS-ULTRAFAST — a joint position between SwissFEL/PSI & my lab @EPFL. Propose your own project using large-scale light sources & table-top systems. Apply by Sep 30, 2026 👇 www.leaps-ultrafast.eu/e310921/e312...

🔥RSC Applied Interfaces 2025 collection of HOT Articles 🔥 Explore the complete collection now (pubs.rsc.org/en/jour...) #openaccess #MaterialsScience #SurfaceScience #ChemSky

🎉Introducing Dr Kulbir K. Ghuman as an RSC Applied Interfaces Emerging Investigator! Read her recent paper on Facet- and graphene-support-dependent activity of Ta2O5 for oxygen evolution reaction 👉 pubs.rsc.org/en/cont... #EmergingInvestigator #openaccess #ChemSky

🎉Announcing the addition of the minireview article type to RSC Applied Interfaces! This new article type presents the opportunity to highlight exciting advances in all fields of interface science and provides valuable insights to our community. Find out more here (blogs.rsc.org/lf/202...)

Something old, new, borrowed, and upconverting. Our perspective on lanthanide-activated heavy halides explores how research on bulk materials, lead halide perovskites, machine learning, and automation can combine to create more efficient nonlinear emitters. pubs.acs.org/doi/10.1021/...

Heavy Halide Nanomaterials as Next-Generation Hosts for Lanthanide Upconversion

Activating inorganic hosts with lanthanide ions enables nonlinear phenomena, such as photon upconversion, photon avalanche, and quantum cutting, thereby expanding the potential of nanomaterial-based t...

pubs.acs.org

Announcing the RSC Applied symposium: Interfaces & polymers for a sustainable future! Join us to explore application‑focused materials research aligned with UN Sustainable Development Goals, featuring advances in materials interfaces & polymers ➡️ rsc.li/appliedsymposium2026 #ChemSky

The Royal Society Netwton International fellowship for non-UK early career researchers opens soon. If anyone in the world of #upconversion is interested, please let me know because I can host. royalsociety.org/grants/newton-international/

Newton International Fellowships | Royal Society

This fellowship is for non-UK scientists who are at an early stage of their research career and wish to conduct research in the UK.

royalsociety.org

Multi‐Ion Doping in Low‐Phonon‐Energy Nd3+ Based Double Perovskite Unlocks Multimodal Anti‐Counterfeiting and High‐Performance Optical Thermometry - Xin - Advanced Functional Materials - Wiley Online Library advanced.onlinelibrary.wiley.com/doi/10.1002/...

Multi‐Ion Doping in Low‐Phonon‐Energy Nd3+ Based Double Perovskite Unlocks Multimodal Anti‐Counterfeiting and High‐Performance Optical Thermometry

Multi-ion engineering in low-phonon Nd-based double perovskites enables excitation-programmable multicolor UC/DS emission and record-sensitivity multi-channel optical thermometry for advanced anti-co...

advanced.onlinelibrary.wiley.com

Honored to have our work on #photonAvalanchingNanoparticles with @askripka.bsky.social be selected as one of @berkeleylab.lbl.gov's top stories of 2025. Read the original article here: doi.org/10.1038/s415...

Intrinsic optical bistability of photon avalanching nanocrystals - Nature Photonics

Intrinsic optical bistability in Nd3+-doped KPb2Cl5 avalanching nanoparticles enables high-contrast switching between luminescent and non-luminescent states and transistor-like optical responses. A no...

doi.org

Berkeley Lab@berkeleylab.lbl.gov · 8mo ago

2025 was filled with remarkable breakthroughs at our Lab, from developing new materials and exploring the universe to making strides in #AI, #microelectronics, and #quantum science. Plus, we celebrated our 17th Nobel Prize! 🏅 Explore our top stories ➡️ newscenter.lbl.gov/2025/12/17/b...

Postdoc Opening at EPFL - please share! I am hiring a post-doctoral fellow here in the Laboratory for Energy Materials at EPFL to work on the next generation of quantum light sources, with an earliest start date of January 2026 for up to 4 years. #quantum #light #energymaterials #academia #jobalert

Love building microscopes? Looking for a #postdoc? Come work w/ me, Ed Barnard, Jim Schuck, Bruce Cohen & others @berkeleylab.lbl.gov developing a #photonAvalanching microscope for bio & environmental sensing! Description below: #jobs #nonlinear #optics #photonics drive.google.com/file/d/1Qcof...

We are delighted to showcase this cross-journal collection on light–(nano)matter interactions! 🔦 Discover thought-provoking Opinion pieces and tutorial-style Focus articles from plenary speakers at the 2024 LnMI summer school, alongside outstanding primary research! 🔗 pubs.rsc.org/en/journals/...

This is incredible engineering.... This striking blue made pigment history. Could red be next? cen.acs.org/materials/st...

This striking blue made pigment history. Could red be next?

Mas Subramanian's hunt to create red that's vivid, durable, and safe

cen.acs.org

Atmospheric chemist @alisonbain.bsky.social works as an assistant professor at @oregonstate.edu, where she measures aerosol particles to understand climate change. Read more: cen.acs.org/environment/... #CENT12 #chemsky 🧪

WANDA has been instrumental to my postdoc projects while working at the @molecularfoundry.lbl.gov. I’m looking forward to my students taking advantage of WANDA’s capabilities in the future.

Emory Chan@emorychannano.bsky.social · last yr.

I can't believe it's been 15 years since this paper came out! We introduced a nanocrystal-synthesizing robot called WANDA to the world! Now robots & ML are all the rage, but WANDA was a pioneer & is still going strong. @deliamilliron.bsky.social @molecularfoundry.lbl.gov pubs.acs.org/doi/full/10....

Check out our perspective article in @materialshorizons.rsc.org where we bust common myths about Photon Avalanching Nanoparticles! doi.org/10.1039/D4MH... Learn why photon avalanches are not avalanches of photons and many other fun facts about ANPs. #chemsky 🧪 See 🧵 below for more myths and art.

Unraveling the myths and mysteries of photon avalanching nanoparticles

Photon avalanching (PA) nanomaterials exhibit some of the most nonlinear optical phenomena reported for any material, allowing them to push the frontiers of applications ranging from nanoscale imaging...

doi.org

RESEARCH NEWS: Our scientists have developed photon-avalanching nanoparticles that exhibit a phenomenon called “intrinsic optical bistability,” which could enable optical memory for #OpticalComputing. @molecularfoundry.lbl.gov 🧪 #TechInnovation

New Photon-Avalanching Nanoparticles Could Enable Next-Generation Optical Computers

newscenter.lbl.gov

#ActuallyProud to share our latest work in @naturephotonics.bsky.social demonstrating intrinsic optical stability in photon avalanching nanoparticles! doi.org/10.1038/s415... Read on to learn how these nanoparticles are like Gwyneth Paltrow 👱‍♀️, and how that’s useful for optical computing.

We started 2025 in full force w/ a new @nature.com pub on 1/1/25 using photon avalanching nanoparticles to sense pN-nN forces with infrared light! Work co-led w/ Bruce Cohen @molecularfoundry.bsky.social & Jim Schuck @columbiauniversity.bsky.social 🧵 www.nature.com/articles/s41...

Our work on the optical bistability of avalanching nanoparticles is now out! These tiny crystals are among the most nonlinear nanomaterials reported and exhibit luminescence hysteresis, which is valuable in advancing optical computing and memory. @molecularfoundry.bsky.social #MSCA rdcu.be/d5pT7

Intrinsic optical bistability of photon avalanching nanocrystals

Nature Photonics - Intrinsic optical bistability in Nd3+-doped KPb2Cl5 avalanching nanoparticles enables high-contrast switching between luminescent and non-luminescent states and transistor-like...

rdcu.be

Photon avalanching nanoparticles as extraordinary pressure sensors! High sensitivity, high dynamic range, multiple operation modes, all remote and in the near infrared range. Honored to be part of the team that made it happen. www.nature.com/articles/s41...

Infrared nanosensors of piconewton to micronewton forces - Nature

An avalanching-nanoparticle force sensor that can operate in the piconewton-to-micronewton range with exceptional force responsiveness is achieved by using the mechanical sensitivity of the photon-ava...

nature.com

Inverse Design of Complex Nanoparticle Heterostructures via Deep Learning on Heterogeneous Graphs Authors: Eric Sivonxay, Lucas Attia, Evan Walter Clark Spotte-Smith, Benjamin Lengeling, Xiaojing Xia, Daniel Barter, Emory Chan, Samuel Blau DOI: 10.26434/chemrxiv-2024-1dw4q