Caltech Division of Chemistry and Chemical Engineering
@caltechcce.bsky.social
Learn more about the extraordinary research underway in the Division of Chemistry and Chemical Engineering at the California Institute of Technology.
Reposted by Caltech Division of Chemistry and Chemical Engineering
🚨Hot off the press @jacs.acspublications.org!
Your TEM can now solve crystal structures on its own.
Small molecules, materials, proteins—all with one platform: REyes, the first end-to-end autonomous electron diffraction suite
doi.org/10.1021/jacs...
@caltechcce.bsky.social @uclacb.bsky.social
Your TEM can now solve crystal structures on its own.
Small molecules, materials, proteins—all with one platform: REyes, the first end-to-end autonomous electron diffraction suite
doi.org/10.1021/jacs...
@caltechcce.bsky.social @uclacb.bsky.social
November 11, 2025 at 7:53 AM
🚨Hot off the press @jacs.acspublications.org!
Your TEM can now solve crystal structures on its own.
Small molecules, materials, proteins—all with one platform: REyes, the first end-to-end autonomous electron diffraction suite
doi.org/10.1021/jacs...
@caltechcce.bsky.social @uclacb.bsky.social
Your TEM can now solve crystal structures on its own.
Small molecules, materials, proteins—all with one platform: REyes, the first end-to-end autonomous electron diffraction suite
doi.org/10.1021/jacs...
@caltechcce.bsky.social @uclacb.bsky.social
Reposted by Caltech Division of Chemistry and Chemical Engineering
Through experiments, theory, and computational modeling, scientists have found that the way cells arrange themselves is shaped by oxygen levels and is predictable and controllable, offering insights that could lead to new ways to target infections.
www.caltech.edu/about/news/a...
www.caltech.edu/about/news/a...
A Breath of Fresh Air: Bacteria Confined to Droplets Form Complex Patterns
Sujit Datta and his colleagues can explain and predict the surprising spatial arrangements formed within droplets
www.caltech.edu
October 16, 2025 at 5:24 PM
Through experiments, theory, and computational modeling, scientists have found that the way cells arrange themselves is shaped by oxygen levels and is predictable and controllable, offering insights that could lead to new ways to target infections.
www.caltech.edu/about/news/a...
www.caltech.edu/about/news/a...
The Division of Chemistry and Chemical Engineering at Caltech invites applications for a faculty position at all levels and in all areas of chemistry, biochemistry, and chemical engineering.
Interested candidates should apply at
applications.caltech.edu/job/chemistry
Deadline: Dec. 1, 2025.
Interested candidates should apply at
applications.caltech.edu/job/chemistry
Deadline: Dec. 1, 2025.
October 9, 2025 at 8:29 PM
The Division of Chemistry and Chemical Engineering at Caltech invites applications for a faculty position at all levels and in all areas of chemistry, biochemistry, and chemical engineering.
Interested candidates should apply at
applications.caltech.edu/job/chemistry
Deadline: Dec. 1, 2025.
Interested candidates should apply at
applications.caltech.edu/job/chemistry
Deadline: Dec. 1, 2025.
#ThrowbackThursday to last week's Shaved Ice Social! This tradition makes time for incoming undergraduate students to meet and chat with our faculty, grad students and staff on the Beckman Mall while staying cool with Kona Ice. 🍧
We hope your first week at Caltech is going smoothly, undergrads!
We hope your first week at Caltech is going smoothly, undergrads!
October 2, 2025 at 10:09 PM
#ThrowbackThursday to last week's Shaved Ice Social! This tradition makes time for incoming undergraduate students to meet and chat with our faculty, grad students and staff on the Beckman Mall while staying cool with Kona Ice. 🍧
We hope your first week at Caltech is going smoothly, undergrads!
We hope your first week at Caltech is going smoothly, undergrads!
Reposted by Caltech Division of Chemistry and Chemical Engineering
Ten Caltech faculty members begin the 2025-2026 academic year with newly bestowed honors: six with named professorships, one of the Institute's highest honors, and four with distinguished leadership chairs for administrative positions.
www.caltech.edu/about/news/l...
www.caltech.edu/about/news/l...
Caltech Announces Newest Cohort of Leadership Chairs and Named Professorships
This year Caltech recognizes four faculty members with leadership chairs and six with named professorships.
www.caltech.edu
September 30, 2025 at 6:10 PM
Ten Caltech faculty members begin the 2025-2026 academic year with newly bestowed honors: six with named professorships, one of the Institute's highest honors, and four with distinguished leadership chairs for administrative positions.
www.caltech.edu/about/news/l...
www.caltech.edu/about/news/l...
Congrats to Prof. Scott Cushing on being named a Moore Inventor Fellow!
The distinction comes with three years of funding, which Cushing plans to use to advance his work on a new generation of wearable sensors.
cce.caltech.edu/news-and-eve...
The distinction comes with three years of funding, which Cushing plans to use to advance his work on a new generation of wearable sensors.
cce.caltech.edu/news-and-eve...
Scott Cushing Named a Moore Inventor Fellow
The assistant professor of chemistry is the fourth Caltech faculty member to be named to the now-complete list of scientist-inventors
cce.caltech.edu
September 24, 2025 at 9:05 PM
Congrats to Prof. Scott Cushing on being named a Moore Inventor Fellow!
The distinction comes with three years of funding, which Cushing plans to use to advance his work on a new generation of wearable sensors.
cce.caltech.edu/news-and-eve...
The distinction comes with three years of funding, which Cushing plans to use to advance his work on a new generation of wearable sensors.
cce.caltech.edu/news-and-eve...
Reposted by Caltech Division of Chemistry and Chemical Engineering
Celebrating Richard Flagan's 50 years of service to @caltech.edu! Rick arrived in 1975 intending to study combustion chemistry and ended up playing an enormously influential role in developing new instrumentation to quantify atmospheric aerosol and helping to mitigate air pollution in LA and beyond.
September 19, 2025 at 9:54 PM
Celebrating Richard Flagan's 50 years of service to @caltech.edu! Rick arrived in 1975 intending to study combustion chemistry and ended up playing an enormously influential role in developing new instrumentation to quantify atmospheric aerosol and helping to mitigate air pollution in LA and beyond.
The American Chemical Society (@acs.org) has recognized 2 graduate students & 1 postdoc from CCE for their outstanding contributions to mentoring, inclusion, and research safety.
Congrats to Chuqi Lu, Camila Suarez and Jacob Rothbaum on this honor! 🎉
Learn more about the awardees: bit.ly/46J3vDA
Congrats to Chuqi Lu, Camila Suarez and Jacob Rothbaum on this honor! 🎉
Learn more about the awardees: bit.ly/46J3vDA
Caltech Graduate Students and Postdoctoral Scholar Recognized by the American Chemical Society for Outstanding Leadership
Caltech's Chuqi Lu, Camila Suarez, and Jacob Rothbaum were recognized by the American Chemical Society for excellence in mentoring, inclusion, and research safety through the ACS Graduate Student and ...
bit.ly
September 18, 2025 at 6:21 PM
The American Chemical Society (@acs.org) has recognized 2 graduate students & 1 postdoc from CCE for their outstanding contributions to mentoring, inclusion, and research safety.
Congrats to Chuqi Lu, Camila Suarez and Jacob Rothbaum on this honor! 🎉
Learn more about the awardees: bit.ly/46J3vDA
Congrats to Chuqi Lu, Camila Suarez and Jacob Rothbaum on this honor! 🎉
Learn more about the awardees: bit.ly/46J3vDA
Alumni Spotlight: Neil Garg (PhD ’05)
In this Caltech Heritage Project interview, Neil Garg shares his journey from his graduate experience in the early days of the Stoltz lab to becoming a pioneering educator, startup founder, and faculty leader at UCLA.
heritageproject.caltech.edu/interviews-u...
In this Caltech Heritage Project interview, Neil Garg shares his journey from his graduate experience in the early days of the Stoltz lab to becoming a pioneering educator, startup founder, and faculty leader at UCLA.
heritageproject.caltech.edu/interviews-u...
Neil Garg, Organic Chemist, Author, Startup Innovator, and Educational Leader
An oral history with CCE alumnus Neil Garg
heritageproject.caltech.edu
September 10, 2025 at 4:24 PM
Alumni Spotlight: Neil Garg (PhD ’05)
In this Caltech Heritage Project interview, Neil Garg shares his journey from his graduate experience in the early days of the Stoltz lab to becoming a pioneering educator, startup founder, and faculty leader at UCLA.
heritageproject.caltech.edu/interviews-u...
In this Caltech Heritage Project interview, Neil Garg shares his journey from his graduate experience in the early days of the Stoltz lab to becoming a pioneering educator, startup founder, and faculty leader at UCLA.
heritageproject.caltech.edu/interviews-u...
Meet Allen Lee, our newest Facilities and Stockroom Manager!
Allen brings 29 yrs of experience as Lab Manager in the Rees Lab. His deep knowledge of Caltech’s systems and his collaborative approach will be invaluable during this transition. He will be working alongside Joe Drew through Jan. 2026.
Allen brings 29 yrs of experience as Lab Manager in the Rees Lab. His deep knowledge of Caltech’s systems and his collaborative approach will be invaluable during this transition. He will be working alongside Joe Drew through Jan. 2026.
September 4, 2025 at 9:37 PM
Meet Allen Lee, our newest Facilities and Stockroom Manager!
Allen brings 29 yrs of experience as Lab Manager in the Rees Lab. His deep knowledge of Caltech’s systems and his collaborative approach will be invaluable during this transition. He will be working alongside Joe Drew through Jan. 2026.
Allen brings 29 yrs of experience as Lab Manager in the Rees Lab. His deep knowledge of Caltech’s systems and his collaborative approach will be invaluable during this transition. He will be working alongside Joe Drew through Jan. 2026.
The Shan lab reveal that up to 20% of mitochondrial proteins begin entering the powerhouse of the cell while still being made—a process called cotranslational import. This discovery reshapes understanding of protein delivery & opens doors to therapeutic strategies. cce.caltech.edu/news-and-eve...
Caltech Biochemists Uncover New Rules of Mitochondrial Protein Import
Scientists in the lab of Shu-ou Shan have revised a long-standing biochemical model of protein delivery to the powerhouses of the cell
cce.caltech.edu
September 4, 2025 at 5:35 PM
The Shan lab reveal that up to 20% of mitochondrial proteins begin entering the powerhouse of the cell while still being made—a process called cotranslational import. This discovery reshapes understanding of protein delivery & opens doors to therapeutic strategies. cce.caltech.edu/news-and-eve...
Please join us in welcoming our newest Assistant Professor of Chemistry and Chemical Engineering, Johannes Morstein!
Johannes grew up in Rysum and Bremen, Germany. His group is working on Lipid and Membrane Chemical Biology.
Johannes grew up in Rysum and Bremen, Germany. His group is working on Lipid and Membrane Chemical Biology.
September 2, 2025 at 6:17 PM
Please join us in welcoming our newest Assistant Professor of Chemistry and Chemical Engineering, Johannes Morstein!
Johannes grew up in Rysum and Bremen, Germany. His group is working on Lipid and Membrane Chemical Biology.
Johannes grew up in Rysum and Bremen, Germany. His group is working on Lipid and Membrane Chemical Biology.
📸 A few gems from our archives—recognize any faces?
These lab photos look back at the moments that helped build the foundation of where we are today. #ThrowbackThursday
These lab photos look back at the moments that helped build the foundation of where we are today. #ThrowbackThursday
August 28, 2025 at 9:26 PM
📸 A few gems from our archives—recognize any faces?
These lab photos look back at the moments that helped build the foundation of where we are today. #ThrowbackThursday
These lab photos look back at the moments that helped build the foundation of where we are today. #ThrowbackThursday
Congrats to our faculty members who have been recognized with ACS 2026 National Awards!
🔶 Jonas Peters: ACS Award in Inorganic Chemistry
🔷 Garnet Chan: ACS Award in Theoretical Chemistry
🔶 Greg Fu: Arthur C. Cope Award
🔷 Brian Stoltz: Ernest Guenther Award in the Chemistry of Natural Products
🔶 Jonas Peters: ACS Award in Inorganic Chemistry
🔷 Garnet Chan: ACS Award in Theoretical Chemistry
🔶 Greg Fu: Arthur C. Cope Award
🔷 Brian Stoltz: Ernest Guenther Award in the Chemistry of Natural Products
August 22, 2025 at 6:42 PM
Congrats to our faculty members who have been recognized with ACS 2026 National Awards!
🔶 Jonas Peters: ACS Award in Inorganic Chemistry
🔷 Garnet Chan: ACS Award in Theoretical Chemistry
🔶 Greg Fu: Arthur C. Cope Award
🔷 Brian Stoltz: Ernest Guenther Award in the Chemistry of Natural Products
🔶 Jonas Peters: ACS Award in Inorganic Chemistry
🔷 Garnet Chan: ACS Award in Theoretical Chemistry
🔶 Greg Fu: Arthur C. Cope Award
🔷 Brian Stoltz: Ernest Guenther Award in the Chemistry of Natural Products
Reposted by Caltech Division of Chemistry and Chemical Engineering
Had a pleasure introducing REyes, a fully autonomous, open-source electron diffraction suite at #ACSFall2025. Many thanks to the organizers @olexandr.bsky.social and #CASFutureLeaders for the opportunity
#ReciprocalEyes #chrmsky @caltechcce.bsky.social @hoseanelson.bsky.social @nsf-ccas.bsky.social
#ReciprocalEyes #chrmsky @caltechcce.bsky.social @hoseanelson.bsky.social @nsf-ccas.bsky.social
August 21, 2025 at 3:19 PM
Had a pleasure introducing REyes, a fully autonomous, open-source electron diffraction suite at #ACSFall2025. Many thanks to the organizers @olexandr.bsky.social and #CASFutureLeaders for the opportunity
#ReciprocalEyes #chrmsky @caltechcce.bsky.social @hoseanelson.bsky.social @nsf-ccas.bsky.social
#ReciprocalEyes #chrmsky @caltechcce.bsky.social @hoseanelson.bsky.social @nsf-ccas.bsky.social
Last Friday, the Chemical Engineering Graduate Student Council hosted its 2nd Annual ChE Carnival. Students gathered in Tournament Park to play games, tie-dye shirts and even grilled up tasty hot dogs and burgers. We can't wait for the next one!
August 20, 2025 at 9:23 PM
Last Friday, the Chemical Engineering Graduate Student Council hosted its 2nd Annual ChE Carnival. Students gathered in Tournament Park to play games, tie-dye shirts and even grilled up tasty hot dogs and burgers. We can't wait for the next one!
Reposted by Caltech Division of Chemistry and Chemical Engineering
Some work from my postdoc in collaboration with the Reisman lab is now out in JACS! We developed Ni-catalyzed [2+2+2] homo-Diels–Alder cycloadditions guided by data science, which gives access to some really cool-looking molecules! doi.org/10.1021/jacs...
A Data Science-Guided Approach for the Development of Nickel-Catalyzed Homo-Diels–Alder Reactions
The Ni-catalyzed homo-Diels–Alder (hDA) reaction represents a convergent but under-investigated approach to preparing bridged bicyclic ring systems. Using the kraken monophosphine descriptor library, ...
doi.org
August 15, 2025 at 1:59 PM
Some work from my postdoc in collaboration with the Reisman lab is now out in JACS! We developed Ni-catalyzed [2+2+2] homo-Diels–Alder cycloadditions guided by data science, which gives access to some really cool-looking molecules! doi.org/10.1021/jacs...
Reposted by Caltech Division of Chemistry and Chemical Engineering
Excited to share our new @pubs.acs.org paper! We engineered cells with ~10% photolipids in the ER membrane. This enabled optical control of membrane viscosity to study its impact on ER→Golgi protein transport. @dirktrauner.bsky.social @noemijimenezrojo.bsky.social
pubs.acs.org/doi/10.1021/...
pubs.acs.org/doi/10.1021/...
Optical Control of Membrane Viscosity Modulates ER-to-Golgi Trafficking
The lipid composition of cellular membranes is highly dynamic and undergoes continuous remodeling, affecting the biophysical properties critical to biological function. Here, we introduce an optical a...
pubs.acs.org
August 14, 2025 at 10:43 AM
Excited to share our new @pubs.acs.org paper! We engineered cells with ~10% photolipids in the ER membrane. This enabled optical control of membrane viscosity to study its impact on ER→Golgi protein transport. @dirktrauner.bsky.social @noemijimenezrojo.bsky.social
pubs.acs.org/doi/10.1021/...
pubs.acs.org/doi/10.1021/...
Reposted by Caltech Division of Chemistry and Chemical Engineering
On the beautiful @Caltech campus with two new professors @reisenbauerlab.bsky.social and @arianemora.bsky.social headed to start their careers in Vienna. Prospective graduate students take note! This is the future of #enzymes #proteinengineering. @caltechcce.bsky.social @caltech.edu
August 10, 2025 at 7:14 PM
On the beautiful @Caltech campus with two new professors @reisenbauerlab.bsky.social and @arianemora.bsky.social headed to start their careers in Vienna. Prospective graduate students take note! This is the future of #enzymes #proteinengineering. @caltechcce.bsky.social @caltech.edu
We are pleased to announce the appointment of Doug Rees as the new Executive Officer for Biochemistry and Karthish Manthiram as the new Executive Officer for Chemical Engineering.
We also extend our heartfelt gratitude to Shu-ou Shan and Zhen-Gang Wang for their outstanding service in this role.
We also extend our heartfelt gratitude to Shu-ou Shan and Zhen-Gang Wang for their outstanding service in this role.
July 30, 2025 at 10:05 PM
We are pleased to announce the appointment of Doug Rees as the new Executive Officer for Biochemistry and Karthish Manthiram as the new Executive Officer for Chemical Engineering.
We also extend our heartfelt gratitude to Shu-ou Shan and Zhen-Gang Wang for their outstanding service in this role.
We also extend our heartfelt gratitude to Shu-ou Shan and Zhen-Gang Wang for their outstanding service in this role.
Reposted by Caltech Division of Chemistry and Chemical Engineering
Check out the stunning cover featuring recent paper from @hoseanelson.bsky.social Lab, led by our one and only @daverdude.bsky.social! He discovered an entire class of natural products using microED powered by arrayED
@caltech.edu @caltechcce.bsky.social @uclacb.bsky.social
@caltech.edu @caltechcce.bsky.social @uclacb.bsky.social
On the front cover of this week's issue: "Microcrystal Electron Diffraction-Guided Discovery of Fungal Metabolites"
Read it here 🔗: buff.ly/F6E8Ygs
#ChemSky #JACS
Read it here 🔗: buff.ly/F6E8Ygs
#ChemSky #JACS
July 30, 2025 at 4:31 PM
Check out the stunning cover featuring recent paper from @hoseanelson.bsky.social Lab, led by our one and only @daverdude.bsky.social! He discovered an entire class of natural products using microED powered by arrayED
@caltech.edu @caltechcce.bsky.social @uclacb.bsky.social
@caltech.edu @caltechcce.bsky.social @uclacb.bsky.social
#FlashbackFriday to May's Spring into STEM event, hosted by Caltech Women in Chemistry! Girl Scouts gathered on the Beckman Mall to participate in science demonstrations & lab tours organized by CCE students, such as the Caltech Chemistry Club, along with other academic divisions.
July 25, 2025 at 4:18 PM
#FlashbackFriday to May's Spring into STEM event, hosted by Caltech Women in Chemistry! Girl Scouts gathered on the Beckman Mall to participate in science demonstrations & lab tours organized by CCE students, such as the Caltech Chemistry Club, along with other academic divisions.
Reposted by Caltech Division of Chemistry and Chemical Engineering
I'm really proud of this work by Jae Kennemur and Yueming Long. #Enzymes rock, with some help from #directed evolution to do chemistry not known in nature (and really hard for humans, too). @caltechcce.bsky.social
pubs.acs.org/doi/10.1021/...
pubs.acs.org/doi/10.1021/...
Enzymatic Stereodivergent Synthesis of Azaspiro[2.y]alkanes
Azaspiro[2.y]alkanes are increasingly valuable scaffolds in pharmaceutical drug discovery; however, an asymmetric catalytic method for their synthesis remains unknown. Here, we present a stereodiverge...
pubs.acs.org
July 22, 2025 at 7:29 PM
I'm really proud of this work by Jae Kennemur and Yueming Long. #Enzymes rock, with some help from #directed evolution to do chemistry not known in nature (and really hard for humans, too). @caltechcce.bsky.social
pubs.acs.org/doi/10.1021/...
pubs.acs.org/doi/10.1021/...
Happy 102nd Birthday to Nobel Laureate and the John G. Kirkwood & Arthur A. Noyes Professor of Chemistry, Rudy Marcus!
Today, we celebrate a renowned figure in theoretical chemistry — and the Inaugural Meeting of the Marcus Center for Theoretical Chemistry in his honor.
Today, we celebrate a renowned figure in theoretical chemistry — and the Inaugural Meeting of the Marcus Center for Theoretical Chemistry in his honor.
July 21, 2025 at 11:23 PM
Happy 102nd Birthday to Nobel Laureate and the John G. Kirkwood & Arthur A. Noyes Professor of Chemistry, Rudy Marcus!
Today, we celebrate a renowned figure in theoretical chemistry — and the Inaugural Meeting of the Marcus Center for Theoretical Chemistry in his honor.
Today, we celebrate a renowned figure in theoretical chemistry — and the Inaugural Meeting of the Marcus Center for Theoretical Chemistry in his honor.
Alumnus Zhuoran Qiao (PhD '23) received the grand prize of the inaugural Chen Institute and SciencePrize for AI Accelerated Research for his innovative usage of artificial intelligence technology to accelerate scientific discovery in biochemistry.
Congrats, Zhuoran!
cce.caltech.edu/news-and-eve...
Congrats, Zhuoran!
cce.caltech.edu/news-and-eve...
Two Alumni Honored with Prizes for Innovative Usage of AI
Two Caltech alumni are honored with the first annual Chen Institute and Science Prize for AI Accelerated Research.
cce.caltech.edu
July 21, 2025 at 4:56 PM
Alumnus Zhuoran Qiao (PhD '23) received the grand prize of the inaugural Chen Institute and SciencePrize for AI Accelerated Research for his innovative usage of artificial intelligence technology to accelerate scientific discovery in biochemistry.
Congrats, Zhuoran!
cce.caltech.edu/news-and-eve...
Congrats, Zhuoran!
cce.caltech.edu/news-and-eve...