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What is a vacuum… really? : r/AskPhysics
Reddit · r/AskPhysics
50+ comments · 8 months ago
Reddit · r/AskPhysics
50+ comments · 8 months ago
The vacuum is the lowest energy state of space-time
. There's still energy there, and we can measure it with the Casimir effect, but we can't use ...
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EFFECT OF VACUUM ON MATERIALS
NASA (.gov)
https://ntrs.nasa.gov
› api › citations › downloads
NASA (.gov)
https://ntrs.nasa.gov
› api › citations › downloads
PDF
by HE Frankel
1969
Cited by 16
—
NOW, to summarize this very brief introduction, it can be stated that the
extreme vacuum of space causes subtle changes in material behavior
due to the removal ...
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51 pages
Oxford physicists recreate extreme quantum vacuum effects
University of Oxford Department of Physics
https://www.physics.ox.ac.uk
› news › oxford-physicist...
University of Oxford Department of Physics
https://www.physics.ox.ac.uk
› news › oxford-physicist...
Jun 5, 2025
—
The simulations recreated a bizarre phenomenon predicted by quantum physics, where
light appears to be generated from darkness
.
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The Atmosphere And Its Effects On Vacuum Technology
Schmalz
https://www.schmalz.com
› support › basic-knowledge
Schmalz
https://www.schmalz.com
› support › basic-knowledge
This
pressure loss
also has an effect on working with a vacuum. The pressure drop with increasing height also reduces the maximum pressure difference that can ...
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All About The Vacuum Effect
YouTube · Alley Cat Allies
11.1K+ views · 5 years ago
YouTube · Alley Cat Allies
11.1K+ views · 5 years ago
...
Vacuum Effect
. Our latest video explains what it is, and why it matters for cats and communities.
The Vacuum Effect
Hanna Vogel
https://www.hannavogel.com
› work › the-vacuum-effect
Hanna Vogel
https://www.hannavogel.com
› work › the-vacuum-effect
The title refers to the phenomenon that
ecological vacuums never stay vacant for long
, and whatever grows fastest and strongest will fill them.
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TNR and the Vacuum Effect
humaneloudoun.org
https://humaneloudoun.org
› ... › Community Cats
humaneloudoun.org
https://humaneloudoun.org
› ... › Community Cats
...
Vacuum Effect
”, which just creates an endless cycle of trapping and killing. The
Vacuum Effect
is what happens when an animal population is removed from its ...
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SPCA of Texas | What is the Vacuum Effect?
SPCA of Texas
https://spca.org
› community-impact › what-is-the-vacu...
SPCA of Texas
https://spca.org
› community-impact › what-is-the-vacu...
Oct 21, 2019
—
The
vacuum effect
is a term that describes what happens when a population of animals inhabiting a particular area is removed from that area.
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60. Effects in a Vacuum | UCLA Physics & Astronomy
UCLA
https://demoweb.physics.ucla.edu
› content › 60-effects...
UCLA
https://demoweb.physics.ucla.edu
› content › 60-effects...
A metal ball of air is balanced with a mass (shown below). As the bell jar is evacuated, the buoyant force decreases and the ball falls raising the mass.
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