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Jordan Dorrell

@stochasticchemist.bsky.social
206 followers 399 following 90 posts

Postdoc in the Day Group at the University of Southampton. Interested in methods for crystal structure prediction!

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Reposted by Jordan Dorrell
Chemistry World @chemistryworld.com · 14/04/2026
Growing crystals has always been half science & half art, and the battle between polymorphs involves the competing drivers of thermodynamic stability & kinetic control. @rachelbrazil.bsky.social www.chemistryworld.com/features/the...
chemistryworld.com
The curious case of disappearing polymorphs
From crystallographers' beards to billion-dollar lawsuits, the phenomenon of disappearing polymorphs has puzzled chemists for decades. Now researchers are finally unravelling the science behind why st...
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Ganna (Anya) Gryn’ova 🇺🇦 @grynova.bsky.social · 12/03/2026
We have a fully funded PhD position (UK students only) at @uobchemistry.bsky.social to work on #multiscale #modelling and #ML of organic #materials! Details www.grynova-ccc.org/jobs.html #chemsky #PhDjobs #chemPhD Please spread the word!
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Alchemy @aichemyhub.bsky.social · 06/02/2026
📢 We’re hiring! Join us as a Postdoctoral Research Associate in AI/ML-Driven Chemical Discovery Work at the intersection of AI, machine learning & chemistry on cutting-edge research. 📍 Liverpool | ⏰ Apply by 20 Feb 2026 👉
buff.ly
Postdoctoral Research Associate in AI/Ml-Driven Chemical Discovery - Grade 7 at University of Liverpool
Apply now for the Postdoctoral Research Associate in AI/Ml-Driven Chemical Discovery - Grade 7 role on jobs.ac.uk - the leading job board for higher education jobs. View details.
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Andy Cooper @aicooper.bsky.social · 05/02/2026
Please repost if you’re in the area of #AI or #chemistry. Funded by EPSRC. #chemsky
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Rachel Crespo Otero @rcrespootero.bsky.social · 19/01/2026
I have a three-year PDRA position to work on the development of adaptive embedding methods. Please share this with anyone who may be interested. #CompChem www.ucl.ac.uk/work-at-ucl/...
ucl.ac.uk
UCL – University College London
UCL is consistently ranked as one of the top ten universities in the world (QS World University Rankings 2010-2022) and is No.2 in the UK for research power (Research Excellence Framework 2021).
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Jordan Dorrell @stochasticchemist.bsky.social · 09/01/2026
During my PhD I had the pleasure of collaborating with the Arhangelskis group to do CSP on MOFs. Most of the work here was done by Yizhi (Catherine) Xu who generated and optimised MOFs with up to 16 formula units! The preprint is online now! arxiv.org/abs/2601.05097 #compchem #csp
arxiv.org
Hierarchical Crystal Structure Prediction of Zeolitic Imidazolate Frameworks Using DFT and Machine-Learned Interatomic Potentials
Crystal structure prediction (CSP) is emerging as a powerful method for the computational design of metal-organic frameworks (MOFs). In this article we demonstrate the high-throughput exploration of t...
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Jordan Dorrell @stochasticchemist.bsky.social · 16/12/2025
Super excited to get this preprint online with @graemeday.bsky.social ! With SAUCE, we significantly improve on the efficiency of random structure searching for crystals containing multiple symmetry-independent molecules! chemrxiv.org/engage/chemr... #compchem #csp
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Jordan Dorrell @stochasticchemist.bsky.social · 10/12/2025
"OXTAL: AN ALL-ATOM DIFFUSION MODEL FOR ORGANIC CRYSTAL STRUCTURE PREDICTION" was put into preprint (arXiv:2512.06987) this weekend! We've seen some decent generative models for inorganic CSP but this model marks a big step forward for generative models for organic crystals! 1/12 #compchem
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Graeme Day @graemeday.bsky.social · 27/11/2025
I'm excited to share the latest paper from our team, just published in Nature Communications: rdcu.be/eRTSs "Exploring organic chemical space for materials discovery using crystal structure prediction-informed evolutionary optimisation" #compchemsky #chemsky 1/n
Schematic of an evolutionary algorithm for generating new organic molecules, with crystal structure prediction integrated into the fitness function calculation.
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Graeme Day @graemeday.bsky.social · 24/09/2025
Just about ready for our first workshop on mol-cspy: our source software for crystal structure prediction gitlab.com/mol-cspy/mol... A massive thank you to the research team in getting material together for this. #compchemsky #chemsky
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Mayor of London, Sadiq Khan @london.gov.uk · 22/09/2025
Thousands of Londoners have indefinite leave to remain. They have legal rights and are our friends, neighbours and colleagues, contributing hugely to our city. Threatening to deport people living and working here legally is unacceptable.
theguardian.com
Farage vows to scrap indefinite leave to remain, placing thousands at risk of deportation
Reform UK plans to force non-citizens to apply for visas with high salary thresholds and no access to NHS services
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Jordan Dorrell @stochasticchemist.bsky.social · 19/09/2025
I had a fantastic time at the #MMMHub conference this week. I had some really great conversations! Thank you to all the attendees who voted me runner up for the best poster prize. I hope to come back next time to talk about even more innovations in crystal structure prediction!
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Juliana Morbec @jmmorbec.bsky.social · 16/09/2025
Debuting my bsky.social account with a photo from the first day of the 2025 Materials and Molecular Modelling (MMM) Hub conference at @keeleuniversity.bsky.social . Thrilled to be the local organiser for this exciting event.
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Jordan Dorrell @stochasticchemist.bsky.social · 16/09/2025
A dreary Tuesday morning in Southampton but excited for the #MMMHub conference this afternoon! If you want to hear what I've been up to with @graemeday.bsky.social , I have a talk today at 15:40 and I'm poster number 7! #compchem
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Graeme Day @graemeday.bsky.social · 12/09/2025
Thank you to the organisers of the "from molecules to materials" meeting in Bologna for inviting me to give a keynote talk. Among other things, I spoke about @aichemyhub.bsky.social-funded large-scale crystal structure prediction and transferable ML potentials: doi.org/10.1039/D4FD... #compchemsky
Image of speaker at conference in front of projected slide showing computer simulation results on molecular crystals.
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Jordan Dorrell @stochasticchemist.bsky.social · 12/08/2025
Interested in CSP? I have a talk and a poster at the MMM Hub conference next month on a new method for improving the efficiency of structure prediction of crystals with more than 1 molecule in the asymmetric unit. See you there! thomasyoungcentre.org/event/mmm-hu... #compchem #csp #mmmhub
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Graeme Day @graemeday.bsky.social · 07/07/2025
Attending the @rsc.org International conference on materials chemistry #MC17, like organic materials and structure prediction? Then check these out from our team: #Chemsky #CompChemsky 1/4
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Jordan Dorrell @stochasticchemist.bsky.social · 27/06/2025
It's interesting to see gen-ML models for CSP, but I feel that often there is insufficient evidence to show the efficacy of the method. For any CSP method, I think the two most important questions are: 1: Does it find the experimental crystal(s)? 2: Is it faster than other methods? #compchemsky
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Chemical Science @chemicalscience.rsc.org · 18/06/2025
This week's #ChemSciPicks comes from @graemeday.bsky.social (University of Southampton), @ffmmgg.bsky.social‬, Chengxi Zhao‬, Xenphon Evangelopoulos, and @aicooper.bsky.social‬ (University of Liverpool). Read the full paper here: doi.org/10.1039/D5SC... #ChemSky
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Mihails Arhangelskis @marhangelskis.bsky.social · 17/06/2025
Join our group as a postdoc! Computational design of hypergolic MOFs through the use of machine learning and crystal structure prediction. If you are interested in ML for materials design, this could be for you: euraxess.ec.europa.eu/jobs/351559 #chempostdoc #compchem #CompChemJobs
euraxess.ec.europa.eu
Post-doc (adiunkt)
An announcement for postdoc position in the project entitled "Computational design of next generation rocket fuels based on hypergolic metal-organic frameworks" financed by National Science Centre is ...
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CCDC Cambridge @ccdc.cam.ac.uk · 10/06/2025
New, searchable fields have been added to existing CSD entries, adding scientific value and analytical potential. This enrichment allows researchers to interact with structures in entirely new ways. 👀 ccdc-info.com/3HotDJD #Crystallography #CompChemSky
Promotional graphic showing part of a word cloud of structural chemistry terms.
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Derek Lowe @dereklowe.bsky.social · 28/05/2025
Materials science can be a great place to apply AI/ML techniques. But if you think that makes it less prone to hype and sloppy work, well. . . think again:
science.org
Whoa Now: Cautionary Tales from Materials Science
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Jordan Dorrell @stochasticchemist.bsky.social · 26/05/2025
I've never wanted a 3D printer more: www.youtube.com/watch?v=iVCQ... #chemsky #chemistry #3Dprinting
youtube.com
3D Printed Giant Molecular Kit #education #publicdomain #3dprinting
YouTube video by 3D Printy
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Reposted by Jordan Dorrell
Andy Cooper @aicooper.bsky.social · 09/05/2025
I was growing what I thought to be a Red Maple (a bonsai kit gift) but today I looked at it and thought “that looks more like a nettle”. Just touched it and, ouch, yes it’s a bloody stinging nettle that I’ve been nurturing. Seems the maple failed to germinate…
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Jordan Dorrell @stochasticchemist.bsky.social · 01/05/2025
www.gov.uk/government/n...
gov.uk
European-first semiconductor facility launches in Southampton
A new facility to build the next generation of semiconductor chips, and the first of its kind in Europe, was opened at the University of Southampton.
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Reposted by Jordan Dorrell
Richard Sever @richardsever.bsky.social · 28/04/2025
AI perpetuates knowledge artefacts. Mind you, a look at PubMed will tell you that humans are pretty good at perpetuating these too.. theconversation.com/a-weird-phra... ht @cyrilpedia.bsky.social
theconversation.com
A weird phrase is plaguing scientific papers – and we traced it back to a glitch in AI training data
Once errors creep into the AI knowledge base, they can be very hard to get out.
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Randall Munroe @xkcd.com · 25/04/2025
Tennis Balls xkcd.com/3080
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Andy Cooper @aicooper.bsky.social · 24/04/2025
Congratulations @meganos.bsky.social and others involved, CSP by @graemeday.bsky.social group @ @unisouthampton.bsky.social pubs.acs.org/doi/10.1021/... @jacs.acspublications.org @liverpooluni.bsky.social
pubs.acs.org
Nonmetal Organic Frameworks Exhibit High Proton Conductivity
Porous materials, such as metal–organic frameworks (MOFs) and porous organic salts, are promising materials for proton conduction. Recently, we developed a new subclass of porous materials, isoreticul...
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Graeme Day @graemeday.bsky.social · 23/04/2025
I recognise that crystal structure landscape! @chemistryworld.com feature on crystal structure prediction, its challenges and the impact that it is having on materials discovery. #chemsky #compchemsky
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Chemistry World @chemistryworld.com · 23/04/2025
Predicting a molecule’s crystal structure requires more than just computing power. This article explores the theoretical, practical, and statistical challenges that still stand in the way.
chemistryworld.com
Crystal clear structure prediction
As the clouds clear on computational crystal structure prediction, is the technique ready to empower mainstream materials research? James Mitchell Crow reports
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Jennie Martin @jennieemartin.bsky.social · 19/04/2025
Nice accessible feature on Crystal Structure Prediction #CSP in Chemistry World #compchem #chemsky
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Aron ⇋ e⁻ @aronwalsh.github.io · 17/04/2025
"Can artificial intelligence be used to design materials that are truly novel?" I was asked by @ioppublishing.bsky.social JPhys Materials to propose an open question in #AIforScience. Answers will appear in a special collection. More details: iopscience.iop.org/collections/...
IOP Publishing promotional banner featuring the text 'Open Questions – Shaping tomorrow’s science' over a background of abstract, colourful, flowing lines and particles
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Jordan Dorrell @stochasticchemist.bsky.social · 11/04/2025
I'm getting to this a bit late, but I've just read this fantastic review of high Z' crystals/CSP by Paul Waddell in @crystengcomm.rsc.org . Definitely a paper I'll be coming back to in the future: pubs.rsc.org/en/content/a... #csp #compchemsky #chemistry #crystallography
pubs.rsc.org
A lot to unpack: a decade in high Z′ crystal structures
Crystal structures that form with more than one molecule in the asymmetric unit (Z′ > 1) are a fascinating and important, if overlooked, aspect of crystal engineering. With the recent publication of t...
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Graeme Day @graemeday.bsky.social · 07/04/2025
If you're at @materials-mrs.bsky.social #S25MRS this week, make time to listen to Dr Lucia Gigli from our research group, presenting on porous materials discovery in Symposium MT05 (The Materials Science of Synthesis Across Scales Through Data Science Integration) on Wednesday at 4:30.
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Alchemy @aichemyhub.bsky.social · 07/04/2025
🎉 Congratulations to our CaMML Poster Prize Winners! 🎉 🏆 Simone Vari – Politecnico di Milano, Italy 🏆 Sophie Bennett – University of Southampton, UK 🏆 Gustavo Chaparro – Imperial College London, UK What a brilliant week it’s been at Chemistry and Materials Machine Learning School! 🌟🧪🤖
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Jennie Martin @jennieemartin.bsky.social · 04/04/2025
Happy update: This week I started a postdoctoral role, continuing to work on Crystal Structure Prediction with @graemeday.bsky.social at Southampton. So, I'll still be needing to keep on top of all the #compchem #chemsky content. Glad to be sticking around to see the exciting stuff being done!
Photo of entrance to school of Chemistry and chemical engineering at University of Southampton
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Graeme Day @graemeday.bsky.social · 03/04/2025
I'm very excited about this one: preprint now available on ChemRxiv: "Exploring organic chemical space for materials discovery using crystal structure prediction-informed evolutionary optimisation" led by Jay Johal #ChemSky #CompChemSky chemrxiv.org/engage/chemr...
chemrxiv.org
Exploring organic chemical space for materials discovery using crystal structure prediction-informed evolutionary optimisation
Organic molecular crystals offer a broad spectrum of potential applications. The vast number of possible molecules is both an opportunity and a challenge, because of the prohibitive expense of exhaust...
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Elisa Fadda @elisafadda.bsky.social · 13/02/2025
Nature covers @scurry.bsky.social open letter to @royalsociety.org "which calls for the society to stand up for the science community and “the values it claims to believe in”" ⬇️ www.nature.com/articles/d41...
nature.com
Royal Society will meet amid campaign to revoke Elon Musk’s fellowship
More than 1,300 scientists have signed a letter calling on the world’s oldest science society to reassess the billionaire’s membership following cuts to US science.
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Maddy Jalbert @maddyjalbert.bsky.social · 31/01/2025
I am one of these NSF postdocs. NSF has frozen everyone’s access to their salaries and research stipends (that were already awarded) with no information about when they might be expected to be unfrozen. It still appears like we are expected to continue doing our work though.
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Jordan Dorrell @stochasticchemist.bsky.social · 30/01/2025
In the UK, supermarkets offer lunchtime "meal deals" containing a sandwich, a drink and a snack. The cost of this meal deal is often less than the sum cost of 2 of the 3 items. If you use the self-service checkout, and you scan 2 items but leave with 3, is it stealing?
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Jordan Dorrell @stochasticchemist.bsky.social · 29/01/2025
Could we maybe have a year or two that doesn't warrant its own chapter in history books? I think we could all use a break.
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Jordan Dorrell @stochasticchemist.bsky.social · 28/01/2025
Hearing a lot about DeepSeek lately but I'm away on leave so not fully clued in. If it's fully open source and comparable in performance to chatGPT, are we likely to see this become a new favourite LLM for transfer learning for #compchem applications? #deepseek #machinelearning #llm
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Jordan Dorrell @stochasticchemist.bsky.social · 25/01/2025
@nature.com 's BlueSky poll shows that 18.5% of respondents use the platform to keep up to date with other research/researchers, but only 2.7% use it to promote their own research! People *want* to know what other scientists are working on, so please come and tell us! #science #compchem #bsky
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Jordan Dorrell @stochasticchemist.bsky.social · 23/01/2025
A government that is actively anti-health is just the wildest thing. I don't see the angle.
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Andy Cooper @aicooper.bsky.social · 17/01/2025
pubs.rsc.org/en/content/a...
pubs.rsc.org
A machine learned potential for investigating single crystal to single crystal transformations in complex organic molecular systems
The packing of organic molecular crystals is often dominated by weak non-covalent interactions, making their in situ rearrangement under external stimuli challenging to understand. We investigate a pr...
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Graeme Day @graemeday.bsky.social · 16/01/2025
Congratulations James Bramley on defending his PhD today. Thanks to Scott Woodley and Simon Coles for examining. #chemsky
James Bramley stood in front of whiteboard with congratulations message: "Congratulations Dr Bramley"Research group in the pub sitting around a table.
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Randall Munroe @xkcd.com · 15/01/2025
Uncanceled Units xkcd.com/3038
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Graeme Day @graemeday.bsky.social · 20/12/2024
And we're just about finished up for the year. It's been a fun 2024 working with this group of researchers. Happy holidays from our team in Southampton. #chemsky
Photo from christmas meal in a pub. 9 people sat around a table.
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Jordan Dorrell @stochasticchemist.bsky.social · 19/12/2024
@deepmind.google.web.brid.gy published a really cool method for predicting crystals that can be synthesised from amorphous precursors. They construct candidate cells by sampling geometries from a modeled amorphous cells and then optimising those cells. #compchem www.nature.com/articles/s43...
nature.com
Predicting emergence of crystals from amorphous precursors with deep learning potentials - Nature Computational Science
This study introduces a2c, a computational method that leverages machine learning and atomistic simulations to predict the most likely crystallization products upon annealing of amorphous precursors. ...
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Jordan Dorrell @stochasticchemist.bsky.social · 18/12/2024
They don't let us near glassware, so the Day Group doesn't have one of our own, but we can still enjoy the #chemistree in the Chemistry/ChemEng common room.
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