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.Scott's latest activity
.Scott
replied to the thread
A
Ultrasound Velocities in 25% Propylene Glycol + Water between 20-40C
.
That User's manual is pretty light on calibration information. On page 17: So, once you know how far off it is, there is a "scale"...
Jul 31, 2025
.Scott
replied to the thread
A
Ultrasound Velocities in 25% Propylene Glycol + Water between 20-40C
.
The first thing I would check is whether you device has a calibration procedure. What is the model number? Have you checked the user's...
Jul 31, 2025
.Scott
replied to the thread
B
Al-20, a new three-proton-emitting isotope
.
So, it should be multiple nanoseconds.
Jul 29, 2025
.Scott
reacted to
fresh_42's post
in the thread
B
Al-20, a new three-proton-emitting isotope
with
Like
.
I haven't done the division since I don't really care. But I looked up whether Wikipedia already lists the isotope. No, but I found ##...
Jul 29, 2025
.Scott
replied to the thread
B
Al-20, a new three-proton-emitting isotope
.
I understand. This is how Physicists talk with each other. "I'll be right with you, this will only take a ## \dfrac{\hbar}{\mathrm{\mu...
Jul 29, 2025
.Scott
replied to the thread
B
Al-20, a new three-proton-emitting isotope
.
Cool. So, what is your estimate?
Jul 28, 2025
.Scott
replied to the thread
B
Al-20, a new three-proton-emitting isotope
.
And their article says they estimated the Al20 half-life. But what's that estimate?
Jul 28, 2025
.Scott
reacted to
Astronuc's post
in the thread
B
Al-20, a new three-proton-emitting isotope
with
Like
.
https://phys.org/news/2025-07-physicists-aluminum-proton-emitting-isotope.html https://journals.aps.org/prl/abstract/10.1103/hkmy-yfdk...
Jul 28, 2025
.Scott
replied to the thread
B
Simple mass/scale puzzle
.
Presuming they are calibrated for local gravity, they will read 10Kg. When I put that graphic together, I was running out of time. Had I...
Jul 25, 2025
.Scott
replied to the thread
B
Simple mass/scale puzzle
.
Jul 24, 2025
.Scott
replied to the thread
How does the body manage glucose demand amid competing cortisol & insulin actions?
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Here's a Nature article that reports that "glucagon stimulates gluconeogenesis". In contrast, here is a PubMed article that reports that...
Jul 23, 2025
.Scott
posted the thread
Can You Become Immune to Mosquito Bites?
in
Biology and Medical
.
I was just reading a Washington Post story about the low incidence of allergies among the Amish. It reminded me of a story I have never...
Jul 21, 2025
.Scott
commented on
TensorCalculus
's profile post.
Despite my age (71), my fitbit says my resting heart rate is that of an athlete. In a hypobaric chamber exercise (years ago), I was...
Jul 21, 2025
.Scott
commented on
TensorCalculus
's profile post.
If you really want to be an astronaut and you're willing to trade your well-being and perhaps your life for wonders and glory, make sure...
Jul 21, 2025
.Scott
replied to the thread
Our Beautiful Universe - Photos and Videos
.
As mentioned before, I do a 2-hour walk every day - and in the summer, these walks are usually in the cool of the night. What is very...
Jul 21, 2025
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