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Dr. Joseph J. Thiebes

@thiebes.bsky.social

β˜€οΈ Thiebes rhymes with Phoebus βš—οΈ physical chemist / chemical physicist πŸ”¬ time-resolved spectro/microscopy πŸ“Š data science & analytics 🌟 lifelong learner 🎯 banner: laser interference

747 Followers  |  904 Following  |  266 Posts  |  Joined: 19.08.2023
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Posts by Dr. Joseph J. Thiebes (@thiebes.bsky.social)

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The geometry of attention Meaning emerges from where attention settles and how long it remains

What we treat as central is often an effect of duration.

A new essay on attention, distribution, and interpretation:
The geometry of attention.

28.02.2026 20:20 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
A photograph of Alysa Liu skating with a quote:

I say unto you:
one must still have chaos in oneself to be able to give birth to a dancing star.
I say unto you:
you still have chaos in yourselves.

A photograph of Alysa Liu skating with a quote: I say unto you: one must still have chaos in oneself to be able to give birth to a dancing star. I say unto you: you still have chaos in yourselves.

Alysa Liu & St. Friedrich

24.02.2026 07:00 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Why the aurora never look like the photos Most people who see the aurora say it looked nothing like the photographs.

Most people who see the aurora say it looked nothing like the photographs. They are right. What few realize is that the longer they stood there, the less true that became.

19.02.2026 00:45 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

After watching Bad Bunny's performance again, I was looking at thumbnails of past halftime shows and thought, wow I bet Shakira sang a lot of Spanish songs. Sure enough, she did. Do you know what else made an appearance? The flag of Puerto Rico. And do you know WHO else made an appearance? Benito!

15.02.2026 03:28 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
Graphic displaying the title β€œMeasurement is not observation” and the name Joseph J. Thiebes, Ph.D.

Graphic displaying the title β€œMeasurement is not observation” and the name Joseph J. Thiebes, Ph.D.

open.substack.com/pub/josephth...

14.02.2026 06:14 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
A potted Oxalis triangularis (shamrock) plant with green, triangular leaves and delicate pale lavender flowers. The plant sits in a terracotta pot by a window, with soft natural light highlighting the translucent petals and the geometric shape of the leaves.

A potted Oxalis triangularis (shamrock) plant with green, triangular leaves and delicate pale lavender flowers. The plant sits in a terracotta pot by a window, with soft natural light highlighting the translucent petals and the geometric shape of the leaves.

As I always say:

Shamrocks for your real friends,
Real rocks for your sham friends.

(Unless they are geologists, in which case give them both.)

25.10.2025 04:47 β€” πŸ‘ 3    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
Person wearing a white mask with handwritten text β€˜FU RFK,’ showing their upper arm with a colorful cartoon bandage after receiving a Covid booster.

Person wearing a white mask with handwritten text β€˜FU RFK,’ showing their upper arm with a colorful cartoon bandage after receiving a Covid booster.

Got my COVID booster.

09.09.2025 00:30 β€” πŸ‘ 16    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
Doctor Evil, the bald parody villain from the Austin Powers films, smirks while raising his pinky finger to his mouth.

Doctor Evil, the bald parody villain from the Austin Powers films, smirks while raising his pinky finger to his mouth.

07.09.2025 05:19 β€” πŸ‘ 3    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Yay I got the bonus scribble! Amazing book.

06.09.2025 04:40 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
Joseph Thiebes, wearing pajamas, holds the book β€œA Guide to Making Friends in the Fourth Dimension” by Toby Hendy, partly covering his face. An elephant sconce hangs on the wall behind him. A hallway extends into the background with a mirror that reflects light and his silhouette from behind.

Joseph Thiebes, wearing pajamas, holds the book β€œA Guide to Making Friends in the Fourth Dimension” by Toby Hendy, partly covering his face. An elephant sconce hangs on the wall behind him. A hallway extends into the background with a mirror that reflects light and his silhouette from behind.

Cozying up to kick off my birthday weekend with this remarkable new book by Toby Hendy @tibees.bsky.social. Look closely at the photograph: an inversion hides in plain sight! The fourth dimension may be closer than it seems…

06.09.2025 04:37 β€” πŸ‘ 8    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0

But if I do a fit on two points, I get an R^2 of 1.0000000!!!

04.09.2025 09:49 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

I’m starting a new position as a part-time Middle School Science Laboratory Instructor!

I’ll spend an hour each week helping students explore the scientific method, nurture critical thinking skills, and connect with the Montessori tradition of self-directed cosmic education.

01.09.2025 21:55 β€” πŸ‘ 5    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

@bskyttrpg.bsky.social unsubscribe

27.07.2025 22:19 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

From the glossary in my dissertation.

Let’s normalize calling it Meitner-Auger recombination, shall we?

27.07.2025 13:39 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Meitner-Auger recombination: A process by which energy transfer between excitons causes one to recombine and the other to be excited to a higher energy state within the same energy band. It was discovered and published in 1922 by Lise Meitner andβ€”independentlyβ€”in 1923 by Pierre Victor Auger.

27.07.2025 13:38 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

Gold crusted food is especially ridiculous.

29.06.2025 23:08 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
A cartoon illustration showing the Greek letter tau (Ο„) with a smiling face on the left. On the right, there are two smiling cartoon pies stacked vertically. An equal sign is between them, indicating that tau equals two pies. The background is dark blue.

A cartoon illustration showing the Greek letter tau (Ο„) with a smiling face on the left. On the right, there are two smiling cartoon pies stacked vertically. An equal sign is between them, indicating that tau equals two pies. The background is dark blue.

Happy Tau Day!

We celebrate both Pi Day and Tau Day at our house. Tau (β‰ˆ6.28) is 2Ο€, and some say it is the better circle constant. Either way, it is a great chance to talk angles, radians, and geometry with kids. Preferably over something round and tasty. #TauDay

28.06.2025 17:26 β€” πŸ‘ 7    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

There are always more people who can be argued to be β€œbest qualified” than there are awards to give. Final decisions often come down to vibes, gut feelings, or familiarity. In that context, it’s not a band-aid. Ensuring gender balance is a way to check bias and expand who gets recognized.

28.06.2025 00:43 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Every science award given to multiple people should go to half who identify as women and half who identify as men. For odd numbers, alternate yearly.

β€œBest qualified” is no excuse. There are always more qualified people than awards. All-male award lists should be embarrassing.

#WomenInSTEM

27.06.2025 21:02 β€” πŸ‘ 10    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
A green plastic container filled with freshly baked pΓ£o de queijo (Brazilian cheese bread). The small, round pastries have a golden-brown crust on the sides and a soft, slightly puffed, yellowish top. They are piled together, showcasing their airy and chewy texture. The container sits on a neutral-colored surface.

A green plastic container filled with freshly baked pΓ£o de queijo (Brazilian cheese bread). The small, round pastries have a golden-brown crust on the sides and a soft, slightly puffed, yellowish top. They are piled together, showcasing their airy and chewy texture. The container sits on a neutral-colored surface.

PΓ£o de Queijo! Easy to make:

170 g tapioca flour
1 egg
1/3 C olive oil
2/3 C milk
66 g cheese
1 tsp salt

Blend to homogeneity, 3/4 fill greased mini muffin pan, bake at 400 F for 15 min.

Spray the pan w/ canola oil because it is healthy and to spite RFK who hates it. #ChemistsWhoCook

15.03.2025 16:43 β€” πŸ‘ 10    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
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a man and woman are sitting next to each other in a church . Alt: An animated gif from The Good Place in which a character says, β€œAnytime I had a problem and I threw a Molotov cocktail, boom! Right away, I had a different problem.”

The Good Place

09.03.2025 02:54 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Other than NMR… IR: No OH stretch at 3300 cm⁻¹; Hydrides: No bubbling with Na, NaH, or LAH; Sieves: No clumping or heat with 3Γ… or 4Γ…; Conductivity: Low value; Density: 0.782 g/mL at 25Β°C; Refractive index: 1.344 at 20Β°C; Boiling point: 81.6Β°C at 1 atm.

09.03.2025 02:50 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

The fact that the 95% CI includes no effect does not mean there is no significant correlation. The mean is above zero; did you dig deep enough to figure out what the confidence level would need to be for zero to be excluded from the interval?

07.03.2025 05:52 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Dang

07.03.2025 03:46 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Maybe they can be wowed by: Gwendolyn Brooks, Claude McKay, Robert Hayden, Pablo Neruda, Nikki Giovanni, Federico GarcΓ­a Lorca, Seamus Heaney, Lucille Clifton, Frank O’Hara

07.03.2025 03:28 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

@sarahmackattack.bsky.social

07.03.2025 00:14 β€” πŸ‘ 2    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0

White House statement: www.whitehouse.gov/articles/202... 9/9

07.03.2025 00:12 β€” πŸ‘ 2    πŸ” 1    πŸ’¬ 1    πŸ“Œ 0

None of these studies β€œmake mice transgender.” The claim is pure nonsense. #transgender #DOGE #NIH 8/

07.03.2025 00:12 β€” πŸ‘ 4    πŸ” 2    πŸ’¬ 1    πŸ“Œ 0

Hormones & Asthma: How estrogen triggers inflammation in asthma, not gender identity. 7/ reporter.nih.gov/project-deta...

07.03.2025 00:12 β€” πŸ‘ 3    πŸ” 1    πŸ’¬ 1    πŸ“Œ 0

Androgens & Reproduction: How androgens regulate reproductive hormones, not gender identity. 6/ reporter.nih.gov/project-deta...

07.03.2025 00:12 β€” πŸ‘ 3    πŸ” 1    πŸ’¬ 1    πŸ“Œ 0