Recent content by Astronuc
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Graduate Trouble Making a Penning Ion Source
The hydrogen gas is igniting (as in combustion) or arcing? If the former, it would seem one has an air (oxygen) leak, or free F through decomposition of teflon. H + F = HF is a fairly energetic reaction. Is the Penning source a negative H- ion supply?- Astronuc
- Post #2
- Forum: High Energy, Nuclear, Particle Physics
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Music Who is your favorite Jazz musician and what is your favorite song?
I can't say I have a favorite song or player, but I probably have favorite tunes of many jazz artists. One I just discovered. George Duke Trio "It's On" Live at Java Jazz Festival 2010- Astronuc
- Post #332
- Forum: Art, Music, History, and Linguistics
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Music Favorite songs (cont.)
La Danse Magique | Claudio Constantini I just heard this today.- Astronuc
- Post #224
- Forum: Art, Music, History, and Linguistics
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Some thoughts about self-education
I should indicate that it was a music lesson in 4th grade class. As I recall, the lesson was part of a music appreciation in which we listened to 20 pieces of classical music over several weeks, and about mid-year there was a test in which we had to identify each piece. I scored 100%. I...- Astronuc
- Post #39
- Forum: STEM Educators and Teaching
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News Weird News Compilation
Nationally significant Anglo-Saxon burial ground found at Sizewell C site https://www.sizewellc.com/news-views/nationally-significant-anglo-saxon-burial-ground-found-at-sizewell-c-site/ Ancient graves of two high-status individuals found with weapons and personal items Calling Tony Robinson...- Astronuc
- Post #2,106
- Forum: General Discussion
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Tungsten Cubes for STEM Education — Looking for Feedback
I had the same thoughts. Without other cubes of different metals, e.g., Mo, Fe, Cu, Al, there a limited uses for a single cube. One could measure mass, volume (geometrically with a caliper and immersively with a fluid in a graduate beaker. The mass of a 1 cm x 1 cm x 1 cm ( = 1 cm3) cube...- Astronuc
- Post #3
- Forum: STEM Educators and Teaching
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Physics Career Prospects (outside of academia)
I started in physics with nuclear and astro specializations then migrated into nuclear engineering. Many of my fellow physics students left physics and went into other areas like electrical engineering, computer/software engineering or applied physics fields. Some went on to graduate school in...- Astronuc
- Post #15
- Forum: STEM Career Guidance
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Undergrad Very high energy photons in space
"Very high energy photons" is an interesting topic. The OP poses an interesting, although awkward, question with respect to PeV or GeV photons. In between there are TeV electrons. I would emphasize from 1 GeV to 1 PeV is 6 orders of magnitude: 109 to 1015. In terrestrial accelerators, we are...- Astronuc
- Post #6
- Forum: High Energy, Nuclear, Particle Physics
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Iceberg A-23A turns blue, starts traveling and may break apart
It is mid-Summer in the Southern Hemisphere Massive iconic iceberg turns blue and is "on the verge of complete disintegration," NASA says https://www.cbsnews.com/news/iceberg-a23a-turns-blue-verge-of-complete-disintegration-nasa/...- Astronuc
- Thread
- Replies: 3
- Forum: Earth Sciences
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Mt Etna eruption and activity, January 2026
Europe’s most active volcano is erupting, and tour guides are told to stay away https://apnews.com/article/italy-mount-etna-volcano-tourists-guides-eruption-60f0280bd4af580abb405deaf2969d2e Report on Etna (Italy) — 1 January-7 January 2026...- Astronuc
- Thread
- Replies: 1
- Forum: Earth Sciences
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Use of AI (ML/DL) in Science
A trio of AI methods tackles enzyme design https://cen.acs.org/physical-chemistry/computational-chemistry/trio-AI-methods-tackles-enzyme/103/web/2025/12 RFdiffusion2, RFdiffusion3, and Riff-Diff each solve different structural problems in computational enzyme design- Astronuc
- Post #7
- Forum: Programming and Computer Science
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Rock and Roll Keyboard Players
19. Brian Eno (Roxy Music, Solo) The keyboardists for Boston are not on the list. Tom Scholz played organ on the first album (Foreplay/Long Time), but keyboardist Beth Cohen has contributed. . One of my room mates in university introduced me to Tangerine Dream and Renaissance. I don't...- Astronuc
- Post #13
- Forum: Art, Music, History, and Linguistics
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News Weird News Compilation
I had to look up the company owning and operating the manufaturing facility. It is a private family owned company, Cafua Management Company. "The 93,500-square-foot factory (in Haverhill, Massachusetts), built just this year, is the largest bakery for Dunkin’ in the U.S. and serves more than...- Astronuc
- Post #2,098
- Forum: General Discussion
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Malaysia Airlines Flight 370 crash
https://www.usni.org/magazines/naval-history-magazine/2022/october/wreck-sammy-b-legendary-destroyer-escort-discovered People look for sunken ships in the deep ocean, at challenging depths, so why not aircraft. At least they had an idea of where to look. In the case of MH 370, it's relatively...- Astronuc
- Post #344
- Forum: Aerospace Engineering
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MCNP vs Serpent pin-cell burnup discrepancy in keff evolution
Achieving 30 GWd/tU within 250 days is impressive. I must read the text files before asking further questions or making comments. It would be interesting to compare with other codes like CASMO, WIMS and OpenMC.- Astronuc
- Post #3
- Forum: Nuclear Engineering