Sean
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seamsay.xyz
Sean
@seamsay.xyz
PhD Atomic Physics ⚛️ | RSE | Interested in the overlap of AMO/CM phys, numerical methods, and software dev.

Failing to fight the good fight in reproducible computational science.

When I'm not staring at absorption spectra, I'm mostly bouldering 🧗‍♂️

He/Him
Pinned
Sean @seamsay.xyz · Nov 26
Since Bluesky doesn't do multiple pinned skeets, I'm gonna pin this one and use it for skeets that I want to have a bit more visibility!
"transformed with a real fast Fourier transform"

FFS, I sound like a Victorian child bragging about how fast it is...
October 28, 2025 at 4:12 PM
It ... it happened again...
seamsay.xyz Sean @seamsay.xyz · Nov 24
Whenever I put a YouTube video on for background noise, YouTube will queue up the @hbomberguy.bsky.social video about the Roblox "oof" to play next and I think I've officially spent over 48 hours of my life watching that video now...
January 17, 2025 at 9:30 PM
Reposted by Sean
One of the many bleating air horns in the background of the immigration debate is the open demonstration that the right never actually opposed the logic of affirmative action, just the recipients. waiting with bated breath to see if this changes the op-ed sections of our favorite papers at all
While I can appreciate the excitement that they're already self-cannibalizing, the net result of reactionaries fighting reactionaries will always be more racism. By July, they'll probably be on Rogan explaining why the DOJ will be mandating companies hire a minimum proportion of white workers.
December 28, 2024 at 12:36 PM
Reposted by Sean
The main goal of higher education is to teach you how to think about complex stuff. But teaching how to think is hard, and the best way we know how to do it is to present you with a lot of complex stuff. Whether this is Physics, Music, languages etc is largely incidental. Thinking is the point.
This is what's so baffling about so many suggestions for AI in the humanities classroom: they mistake the product for the point. Writing outlines and essays is important not because you need to make outlines and essays but because that's how you learn to think with/through complex ideas.
I'm sure many have said this before but I'm reading a student-facing document about how students might use AI in the classroom (if allowed) and one of the recs is: use AI to make an outline of your reading! But ISN'T MAKING THE OUTLINE how one actually learns?
December 19, 2024 at 8:48 AM
Reposted by Sean
For those of you who missed it, APS now has a new policy regarding how data should be reported in its journals. Authors must now detail where research data can be accessed. #scholarlypublishing #academia #academicChatter

journals.aps.org/authors/data...
Guidelines for Data Availability Statements in <i>Physical Review</i>
journals.aps.org
December 13, 2024 at 1:39 PM
Since the topic has come up 3 times in as many days, I would like to make it clear my position is that "implicit and explicit multiplication should have the same precedence" is an incorrect opinion.

You can be of the opinion that implication multiplication should never be used, that's fine.
December 12, 2024 at 11:04 PM
Reposted by Sean
In a presentation, a male colleague's full name was written, while only the first name was used for a female colleague.

This is not a minor oversight, it's a reflection of systemic sexism. That this happens in academia, among highly educated professionals, is unacceptable. #AcademicSky #Sexism
December 12, 2024 at 10:05 AM
Reposted by Sean
You're either in or out.

#math #ITeachMath
December 11, 2024 at 11:21 PM
Reposted by Sean
The Dirac Delta Function

♾️🎢🧮⚛️
December 12, 2024 at 1:07 AM
Why?! Why would they do this?! The AI version (further up the thread) looks sooo bad!!!
December 11, 2024 at 10:55 AM
"I have a maths degree and even I can't understand this homework designed for 8 year olds!"

Have you considered that maybe, just maybe, this is because you have a maths degree and aren't being taught like an 8 year old?
December 11, 2024 at 10:33 AM
NO! BAD!! Make your code actually public you cowards!!!

This is spectroscopy data from a high-harmonic generation experiment, there's no ethical considerations here, there's no good reason that this data and code shouldn't be as available as the paper itself.

#AcademicSky #RSE #OpenScience
December 6, 2024 at 12:19 PM
Reposted by Sean
Starter pack for #women and under-represented #minorities in #physics. If you like to be added, just drop me a note.
🧪⚛️
I had a hard time finding women physicists here. So I made a starter pack for #female and #under-represended #minorities in #physics, in short #FURMIP.
Please spread the word and
let me know if you would like to be added.
go.bsky.app/2JeYsDz
December 6, 2024 at 6:07 AM
Getting real frustrated with sine-squared pulses recently (weird frequency spectrum), and Gaussian pulses are way too slow because they don't allow us to use our field-free optimisations (and cutting them off at a reasonable time causes a weird frequency spectrum)...
December 4, 2024 at 8:39 PM
Reposted by Sean
The trouble is most users want the kitchen sink AND reproducible science. You just can’t have both.

This is why pixi and uv (and poetry to a certain extent) are compelling. You can throw all your random stuff into an environment ad-hoc and something actually keeps track so you can recreate later.
December 4, 2024 at 6:48 PM
Reposted by Sean
I guess the point here, if there is one, is that Olivia Newton-John’s “Physical,” which admonished the listener to “get physical,” was a forceful restatement of her grandfather’s objection to Einstein’s reticence over the probabilistic interpretation of quantum mechanics. (5/n)
December 4, 2024 at 1:41 PM
Reposted by Sean
And this will become more problematic with the limitations of this backward-ass Google AI nonsense. Look at this screenshot. I've asked Google if male foxes stay single. It's definitive in its response.

And it's response comes from the same webpage above, which argues _against_ this idea!!!!!
December 4, 2024 at 4:10 AM
Reposted by Sean
astrophysicist here. in case you guys were wondering, a hog this massive will collapse into a star and ignite fusion. at ~89x the mass of our sun, it will have an orbital period of 112 days and live for just 133,000 years before exploding as a supernova.
December 4, 2024 at 5:52 PM
Reposted by Sean
I keep trying to write something eloquent and just being tired.
History matters. Philosophy matters. Languages and literature matter. Indigenous studies matter. Arts and humanities and social sciences matter. All of them.

Signed,
a physicist
December 4, 2024 at 9:23 AM
Reposted by Sean
I worked out and took a shower and composed the whole thing in my head but then I paused to eat some chocolate and now don't remember anything but how delicious chocolate is.
December 3, 2024 at 7:50 PM
Reposted by Sean
on this Giving Tuesday, join me in supporting quality journalism through a gift to @theopennotebook.bsky.social. all donations made this month up to $9200 will be matched! funds go to better rates for writers and all of TON's *FREE* science journalism resources www.theopennotebook.com/donate/
Support The Open Notebook - Support Science Journalism
Please help support The Open Notebook, a 501(c)(3) organization whose mission is to foster a supportive, diverse, and inclusive global community that enables journalists who cover science to learn and...
www.theopennotebook.com
December 3, 2024 at 5:57 PM
Reposted by Sean
Two words for certain types of people, should you need them:

microlipet: one who gets all worked up over nothing.

struthonian: the person who buries their head in the sand and says ‘Problem? What problem?’.
December 3, 2024 at 3:55 PM
Reposted by Sean
Can't access Overleaf today.
(Which shows the perils of relying on a internet service instead of working locally.)
December 3, 2024 at 12:24 PM
Reposted by Sean
Promoting scientific literacy and inspiring young minds through science outreach helps create a more informed and inquisitive society. It encourages evidence-based thinking and fosters a deeper appreciation for the role of science in everyday life.
December 2, 2024 at 8:50 PM
Reposted by Sean
There are many good open scientific software platforms and some aren't as open as they may seem to be. Our Research Software Engineer (RSE), Lourens talks about his experience in this blog post.
medium.com/@lourensveen/25e5e76cc323?source=friends_link&sk=aee428a16a849a57441c9ebecdd81e91
Is scientific software the new land grab?
Scientific software platforms are not always as open as they look at first sight. Avoid getting locked in with this advice!
medium.com
December 2, 2024 at 2:45 PM