Sign in

Henrique C. S. Junior

@hcsj.bsky.social
1.5K followers 4K following 889 posts

Assistant professor at UFRRJ. Computational chemist from Rio de Janeiro. My thing is inorganic and photochemistry. I do some python. I play some blues. This is my personal account. Opinions are my own.

PostsRepliesMedia
Reposted by Henrique C. S. Junior
Michelle says: Be kind. Always. ❤️ @snarkysillysad.bsky.social · 29/09/2026
Cat can't be bothered by dog: #AGoodPlace Source: www.reddit.com/r/BeAmazed/s...
3882782
Reposted by Henrique C. S. Junior
Peter Kenny @pwk2024.bsky.social · 29/09/2026
Opportunities (2) for computational chemists at Johnson & Johnson (Beerse Belgium | Spring House PA USA | La Jolla CA USA) ref: R-100091 | closing: 11-Oct-2026 #CADD #CompChem #cheminformatics #ChemJobs #chemsky 🧪 jj.wd5.myworkdayjobs.com/JJ/job/Beers...
jj.wd5.myworkdayjobs.com
Senior Scientist, In Silico Discovery
At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments...
052
Reposted by Henrique C. S. Junior
Dan of the Year @downwithdan.bsky.social · 28/09/2026
Ah yes the circle of life
• Dispatched
Sep 25 23:03 pm
In Transit
Sep 26 09:52 am
Delayed
Sep 26 10:57 am
Held By Carrier
Sep 26 15:07 pm
Destroyed
Sep 26 15:08 pm
13594271565
Henrique C. S. Junior @hcsj.bsky.social · 22/09/2026
🧪 Looking for a free, open-source alternative to ChemDraw? Ketcher is browser-based, feature-rich, and surprisingly capable for 2D molecular and reaction drawing. 🔓 Open source 🌐 No installation Repo: github.com/epam/ketcher #ChemSky #ChemTalk
github.com
GitHub - epam/ketcher: Web-based molecule sketcher
Web-based molecule sketcher. Contribute to epam/ketcher development by creating an account on GitHub.
010
Reposted by Henrique C. S. Junior
Louise Dawe @louisedawe.bsky.social · 22/09/2026
Vote #Pyromorphite for #MinCup26! In their @actacrystb.iucr.org paper Hirano and Okudera explore the lead-phosphate apatite framework shared by pyromorphite, showing how its chloride channel is shaped by the surrounding structure and Pb²⁺ lone-pair e- density. journals.iucr.org/b/issues/202...
journals.iucr.org
Spatial distribution of 6s2 lone electron pair in Pb4Na(PO4)3 and stereochemical activity of the 6s2 electron cloud in lead-bearing apatites
In lacunary apatite structure-type Pb4Na(PO4)3, residual density attributable to the deformed 6s2 electron cloud is found in the vicinity of A2-site Pb2+ on regular A2 triangle normal to c. Systematic...
097
Reposted by Henrique C. S. Junior
iChemLabs @ichemlabs.bsky.social · 15/09/2026
Happy to confirm we have not been absorbed, acquired, assimilated, or otherwise consumed. 😄 iChemLabs and ChemDoodle are still proudly independent, and we intend to remain that way.
2133
Henrique C. S. Junior @hcsj.bsky.social · 17/09/2026
I was deeply saddened to learn at the #BMIC conference of the recent passing of Prof. Dante Gatteschi. I never had the opportunity to meet him, but his books and papers were so important to my scientific journey that I always felt a personal connection (as I do with my scientific heroes). #chemsky
030
Henrique C. S. Junior @hcsj.bsky.social · 13/09/2026
@bernadsz.bsky.social just did an amazing presentation about the new force field capabilities coming to #ORCA at #BMIC. I can't wait to try it.
040
Reposted by Henrique C. S. Junior
Mario Barbatti @mbarbatti.bsky.social · 10/09/2026
#VISTAtalks on #CompChem 🧪 Wed 16 Sep, 10:00 Buffalo / 16:00 Paris / 22:00 Beijing * Wang, Zhejiang Univ: Detailed complementary consistency in mixed QC NAMD * Bezabih, BGSU: Strain-driven photochemical reactivity of a small molecule quantum-dynamics-hub.github.io/VISTA/
074
Henrique C. S. Junior @hcsj.bsky.social · 05/09/2026
www.youtube.com/shorts/bhL87...
youtube.com
Moose Traffic 🫎🚙 #funnyshorts #humor #funnyvideo #animation #foryou
YouTube video by Cliff Benfield
000
Reposted by Henrique C. S. Junior
FACCTs @faccts.de · 26/08/2026
#DFT2026 is in full swing! Come by and meet us, hear Benjamin Helmich-Paris talk on Excited-State Methods Based on State-Averaged CASSCF-DFT, and discuss Bernardo de Souza’s poster with him. Looking forward to more great conversations! #DFT #ORCA #FACCTs #CompChem #ChemSky
FACCTs at the DFT2026
062
Reposted by Henrique C. S. Junior
FACCTs @faccts.de · 24/08/2026
Skala, the machine-learned exchange-correlation functional from @msftresearch.bsky.social, is coming to #ORCA and will be part of the next release. Many thanks to the Microsoft team for their close support throughout the implementation. Stay tuned! www.faccts.de/orca #CompChem #ML #ChemSky #DFT
faccts.de
ORCA - FACCTs
072
Reposted by Henrique C. S. Junior
Volker Blum @aimsduke.bsky.social · 22/08/2026
@fhi-aims.bsky.social will be supporting the Skala machine-learned XC functional quite soon (for energies, initially). As for myself, and having had a very long run based on PBE and functionals built on it, I'll be curious to see how it does. www.microsoft.com/en-us/resear...
microsoft.com
Broadening access to Skala creates a faster path to predictive DFT
Skala 1.1, the updated deep-learning exchange-correlation functional from Microsoft Research, provides greater accuracy, expanded accessibility across the computational chemistry ecosystem, and a livi...
062
Reposted by Henrique C. S. Junior
FACCTs @faccts.de · 19/08/2026
We’re sponsoring and exhibiting at #DFT2026 in Donostia/San Sebastián! Come by to learn more about #ORCA and #OPI, and don’t miss Benjamin Helmich-Paris’ talk next Thursday at 12:20 on excited-state methods based on state-averaged CASSCF-DFT. #DFT2026 #CompChem #QuantumChem #Python #ChemSky
FACCTs at the DFT 2026
174
Henrique C. S. Junior @hcsj.bsky.social · 18/08/2026
@vivaldi.com was my default browser for the last 2 or so years, and I love it. But I am coming back to #Firefox because I don't want to stop using uBlock Origin and because Vivaldi started to get too slow lately. Even the start panel is taking half a minute with the browser unresponsive.
110
Henrique C. S. Junior @hcsj.bsky.social · 17/08/2026
Como eu odeio o período de eleições...
000
Reposted by Henrique C. S. Junior
FACCTs @faccts.de · 17/08/2026
ORCA is ready for agentic science! With machine-readable JSON output, the ORCA Python Interface (OPI), and extensive docs/tutorials, ORCA combines powerful quantum chemistry with the programmatic control needed for automated workflows and AI agents. #ORCA #QuantumChem #AgenticAI #ChemSky #Python
ORCA is ready for Agentic science!
3113
Henrique C. S. Junior @hcsj.bsky.social · 14/08/2026
Never in my life did I think I'd be going back to using #Firefox, but here I am... Just because I hate ads and refuse to go without a decent ad blocker.
000
Henrique C. S. Junior @hcsj.bsky.social · 13/08/2026
Man, what the hell... People giving "my condolences" and "sorry for your loss" to a person that said their AI parter (gpt 5.2) is being terminated by openai. I guess humanity is done.
010
Henrique C. S. Junior @hcsj.bsky.social · 12/08/2026
youtube.com/shorts/OjXT7...
youtube.com
POV: I Tried Selling Cheesecake to Leonardo DiCaprio 💀
YouTube video by Shawn@Edo Cheesecake
000
Reposted by Henrique C. S. Junior
Jonathan O'Callaghan @astrojonny.bsky.social · 10/08/2026
Hey science peeps, I'm looking to chat to an astronomer familiar with NASA's Swift telescope that could comment on what science the mission could still do if the boost is successful. If anyone is available let me know, jdaoca[at]gmail[dot]com Cheers!
212
Henrique C. S. Junior @hcsj.bsky.social · 08/08/2026
What in the world is happening? I reviewed 7 abstracts for a conference and had to request 6 resubmits! Titles that have NOTHING to do with the abstract, unreadable figures, wrong formulas, Neural nets without a SINGLE architecture description... geez #chemchat
140
Henrique C. S. Junior @hcsj.bsky.social · 05/08/2026
I don't drink. So much so that I don't even know if this is satire or not. www.youtube.com/shorts/7oC47...
youtube.com
That one whiskey mate
YouTube video by The Whiskey Boys
000
Reposted by Henrique C. S. Junior
Safia | صفية @finetraces786.bsky.social · 04/08/2026
I saw it and so now you have to too. #ChemChat
The new American Chemical Society (ACS) logo (in 2026)Michael Scott (from The Office) making a cringe facial expression
1165
Henrique C. S. Junior @hcsj.bsky.social · 05/08/2026
#Codex at 2%
000
Reposted by Henrique C. S. Junior
Volker Blum @aimsduke.bsky.social · 04/08/2026
Density functional theory with a four-component treatment (no approximation to the spin-orbit coupling operator) extended to very large systems, an epic advance spearheaded by @wentao-zhang.bsky.social : arxiv.org/abs/2608.00773 #compchemsky @fhi-aims.bsky.social
arxiv.org
A Large-scale Parallel Implementation of Quasi-Four-Component Relativistic Density Functional Theory with Numeric Atom-centered Orbitals
We present a large-scale parallel implementation of fully relativistic density functional theory (DFT) for both molecules and periodic solids, using the quasi-four-component (Q4C) method and numeric a...
153
Henrique C. S. Junior @hcsj.bsky.social · 04/08/2026
Just found some old posters archived here... good times. Almost 10 years ago. #chemchat
011
Reposted by Henrique C. S. Junior
Johannes Gierschner @gierschner.bsky.social · 01/08/2026
"61% of German PhD students considered discontinuing their PhD, citing mental health issues, poor supervision, and high workloads. Satisfaction with supervision correlated strongly with feedback quality, leadership, and communication skills." #ResearchIntegrity #Chemsky #CompChemSky #PiSky
093
Henrique C. S. Junior @hcsj.bsky.social · 31/07/2026
#blues
000
Reposted by Henrique C. S. Junior
Aitomistic @aitomistic.com · 31/07/2026
MLatom is now Apache 2.0 — permissive, commercial-friendly, patent grant included, and the old citation clause is gone. One line on Python 3.9–3.11: pip install -U mlatom Source: github.com/dralgroup/mlatom Docs: aitomistic.com/mlatom #compchem #mlchem #opensource
031
Reposted by Henrique C. S. Junior
Johannes Gierschner @gierschner.bsky.social · 29/07/2026
"AI detectors may never beat fraud. Changing how science rewards its researchers might be the only fix that does" ...yes, indeed! #ResearchIntegrity #CompChemSky #ChemSky #PiSky
cen.acs.org
Can we stop AI from flooding scientific journals?
AI detectors may never beat fraud. Changing how science rewards its researchers might be the only fix that does
084
Henrique C. S. Junior @hcsj.bsky.social · 29/07/2026
#startrek
000
Reposted by Henrique C. S. Junior
Kristi Yamaguccimane @wapplehouse.bsky.social · 23/07/2026
Me: this THC drink ain’t shit Me, 15 seconds later:
39767105
Henrique C. S. Junior @hcsj.bsky.social · 19/07/2026
000
Henrique C. S. Junior @hcsj.bsky.social · 16/07/2026
Do you know what grinds my gears? People who keep saying "standard hybrid functional B3LYP". #chemchat
030
Reposted by Henrique C. S. Junior
FACCTs @faccts.de · 10/07/2026
We’ll be exhibiting at #ECC10 in beautiful Antwerp. Come by Booth 5 and meet the team. You can also catch our colleagues presenting throughout the conference. Hope to see you there. #ECC10 #FACCTs #ORCA #WEASEL #CompChem #QuantumChem
FACCTs at the ECC10
062
Henrique C. S. Junior @hcsj.bsky.social · 09/07/2026
Let me rant a bit: SDumont is/was one of the TOP 500 computers in the world. The guys at LNCC and the brazillian government are great maintaining it. But why in the hell are they using a VPN model that was discontinued more than 15 years ago? I still need a Win7 VM just for this access. #chemchat
140
Reposted by Henrique C. S. Junior
Q-Chem @qchemsoftware.bsky.social · 07/07/2026
Q-Chem 7 is here! Read about the latest features, including new DFT functionals, numerical sparsity speedups, faster NMR, MRSF-TDDF, and more: q-chem.com/explore/qc7/ Request a free, month-long demo of Q-Chem and QC-PBC, free of charge: q-chem.com/try/ #compchem
032
Reposted by Henrique C. S. Junior
turgut keskintürk @tkeskinturk.bsky.social · 06/07/2026
data visualization is my passion.
fox news showing weekly temperatures: 92, 92, 92, 94, 94, 92, 92, with a very strong gap between 94 and 92.
491173942141
Reposted by Henrique C. S. Junior
FACCTs @faccts.de · 06/07/2026
Bernardo de Souza (@bernadsz.bsky.social) is representing FACCTs at #QUITEL2026 in Portugal. Join his SURFF talk on Wed, 8.7., 14:45, and learn more about the #ORCA quantum chemistry program package on Thu, 9.7., 16:50. See you there! #FACCTs #QuantumChemistry #ComputationalChemistry #ForceFields
FACCTs at QUITEL 2026
071
Henrique C. S. Junior @hcsj.bsky.social · 02/07/2026
End of semester at the university. Final exams. The most awkward time of the year. Each student with a sad story, each exam with a flimsy excuse, each grade with a request for one more chance (and this is already the one-more-chance exam). #chemchat
010
Reposted by Henrique C. S. Junior
Felipe Abal @felipeabal.viracasacas.com · 29/06/2026
Um bilhão de brasileiros no estádio e só se ouve japonês. Torcida sapatênis do caralho
13628127
Henrique C. S. Junior @hcsj.bsky.social · 26/06/2026
Here I go grading tests again. Let's finish this nightmare.
010
Henrique C. S. Junior @hcsj.bsky.social · 26/06/2026
I REALLY wanted to use CFOUR (Coupled-Cluster techniques for Computational Chemistry) to answer a reviewer but... Anyone can recommend a good (and free) software for CC3 calculations? #compchem #compchemsky #chemsky
Please print and sign the license agreement (without modifications). Then send the signed license agreement via regular mail to...
330
Henrique C. S. Junior @hcsj.bsky.social · 21/06/2026
www.youtube.com/watch?v=4fO9...
youtube.com
Steve Vai - "Candle Power"
YouTube video by SteveVaiHimself
000
Henrique C. S. Junior @hcsj.bsky.social · 15/06/2026
The new #Annthopic and #Fable situation is so funny. 😂
000
Henrique C. S. Junior @hcsj.bsky.social · 14/06/2026
www.youtube.com/watch?v=VnaN...
youtube.com
Partida de Futebol dos Filósofos - Monty Python - Dublado
YouTube video by O BEM BOLADO
020
Reposted by Henrique C. S. Junior
Mario Barbatti @mbarbatti.bsky.social · 12/06/2026
In 20 years, Newton-X evolved from a surface-hopping code into a vast MQCD platform that also includes Ehrenfest and multiple spawning dynamics. Check what's new in Newton-X 26 #CompChem paper. 🧪 doi.org/10.1039/d6cp...
doi.org
The Newton-X platform for mixed quantum–classical dynamics
Mixed quantum–classical dynamics (MQCD) methods are effective models for excited-state processes in quasi-classical molecular systems, in which nuclear motion is described by classical trajectories wh...
0145
Henrique C. S. Junior @hcsj.bsky.social · 12/06/2026
I’ve just been invited to publish in a journal whose website displays the journal’s name in Comic Sans. Should I accept? #chemchat
451
Henrique C. S. Junior @hcsj.bsky.social · 05/06/2026
youtu.be/Zk2Al6wCE1M?...
youtu.be
Ramblin’ Fever l Collaborations l Tommy Emmanuel with Rob Ickes & Trey Hensley
YouTube video by Tommy Emmanuel, CGP
010