In a charged particle accelerator, why doesn't the individual particles across the cross-section of the beam repel away from each other?

Title itself, although I don't know why I used "charged particle accelerator" silly me.

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πŸ‘€︎ u/B99fanboy
πŸ“…︎ Oct 12 2021
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Awakened with charged particle beams?
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πŸ‘€︎ u/YouWontBeeliveMe
πŸ“…︎ Aug 09 2021
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[Book] Charged Beam Dynamics, Particle Accelerators and Free Electron Lasers - Giuseppe Dattoli, Andrea Doria, Elio Sabia, Marcello Artioli

Links:

  • https://store.ioppublishing.org/page/detail/Charged-Beam-Dynamics-Particle-Accelerators-and-Free-Electron-Lasers/?K=9780750312394
  • https://iopscience.iop.org/book/978-0-7503-1239-4

DOI: 10.1088/978-0-7503-1239-4

Publisher: Institute of Physics Publishing

Series: IOP Series in Plasma Physics

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Focusing magnet used to narrow down external beams of charged nuclear particles which emerge from the Cosmotron at Brookhaven National Laboratory. c. 1957 [3200 x 2457]
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πŸ‘€︎ u/lilyputin
πŸ“…︎ Feb 25 2016
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This is Anatoli Bugorski, a Russian particle physicist. In 1978, he had an accident. He was working on the U-70 synchrotron (particle accelerator) but the safety mechanism failed and a particle beam shot through his head. Despite the ludicrously fatal levels of radiation in him he somehow survived.
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If you shot a beam of electrons into a black hole, would it respond to electric fields as a negatively charged particle?

For example, could you pull the black hole around with a positively charged attractor?

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πŸ‘€︎ u/whirligig231
πŸ“…︎ Mar 11 2018
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Bizarre Particles Keep Flying Out of Antarctica's Ice. I think they detected Light and Beam of Charged Particles coming from the Inner Sun that are ejected via South Polar Opening. If only those Scientists had read Marshall B. Gardner and Jan Lamprecht's books. youtube.com/watch?v=iIftv…
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πŸ‘€︎ u/thatcat7_
πŸ“…︎ Oct 01 2018
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Proton therapy for cancer lowers risk of side effects - Protons are relatively heavy, positively charged particles that hit their target and stop. X-ray beams consist of photons, much smaller particles that can travel all the way through the body and its healthy tissue medicine.wustl.edu/news/p…
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πŸ‘€︎ u/HearTomorrow
πŸ“…︎ May 22 2019
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Tesla Charged Particle Beam Weapon in 1937 was nothing like Wardenclyffe
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πŸ‘€︎ u/moon-worshiper
πŸ“…︎ Mar 23 2018
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How do you observe charged particles in the air?

You just keep an ion them.

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πŸ“…︎ Oct 19 2021
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TIL about Anatoli Burgoski, a Russian particle physicist, who survived a high-energy, 76 GeV, proton beam from a particle accelerator passing through his brain. en.wikipedia.org/wiki/Ana…
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πŸ‘€︎ u/PSunYi
πŸ“…︎ Dec 21 2021
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[Machine] Focusing magnet used to narrow down external beams of charged nuclear particles which emerge from the Cosmotron at Brookhaven National Laboratory. c. 1957
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πŸ‘€︎ u/RPBot
πŸ“…︎ Feb 25 2016
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Don't be a fool wrap your mega beam particle cannon
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πŸ‘€︎ u/TomMakesPodcasts
πŸ“…︎ Sep 26 2021
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What would the use of particle beam weapons look like in real life? I imagine it would require reflectors, the concentration of energy at the target point, and a large power source. One advantage is thermal blooming might not be a big problem without heavy atmosphere. Thoughts?

Here is a concept idea for the Death Star in Return of the Jedi -- it seems they use beam focusers for hitting a single target but can also the emitters independently to hit multiple targets within range. Would the concentration of power on one target give them a greater range? Or is that a consideration in space?

What type of laser would you think would be the most practical for a space platform the size of the moon? Would the Death Star's size help or hinder the operation of a large laser and an array of reflectors? I imagine materials like diamond would be best for use on reflective surfacing using that much energy? How much energy are we talking about?

https://www.youtube.com/watch?v=yJCad0SNvak

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πŸ‘€︎ u/saddetective87
πŸ“…︎ Dec 15 2021
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How fast does the electric field expand around a charged particle?

So if I move some charge to somewhere else, let's say very fast, will the field around it drag somewhat behind? Or will it move with the charge regardless of the speed of motion (which would make it seem instantaneous), not being affected by the speed at all?

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πŸ‘€︎ u/neuromat0n
πŸ“…︎ Dec 12 2021
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New study suggests Sun is likely an unaccounted source of the Earth’s water. Solar windβ€”comprised of charged particles from the Sun largely made of hydrogen ionsβ€”created water on the surface of dust grains carried on asteroids that smashed into the Earth during the early days of the Solar System. news.curtin.edu.au/media-…
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πŸ‘€︎ u/rustoo
πŸ“…︎ Dec 01 2021
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Do any leaders of the UNSC have a leader power that does good β€œnuke” damage like the Banished particle beam?
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πŸ‘€︎ u/jaynuggets
πŸ“…︎ Oct 16 2021
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URP- VR Ready - Car Paint (Nearly all other parts-lights,wheels,beams- has custom shaders too) - Planar Reflections- Nitro and Exhaust Particles Show-Off reddit.com/gallery/rcg8x7
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πŸ‘€︎ u/hbisi81
πŸ“…︎ Dec 09 2021
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Some glitch my little brother found. Im guessing you have to do a melee counter the moment your beam is fully charged. v.redd.it/plpddlxcveb81
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πŸ“…︎ Jan 13 2022
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What do you think of my custom particle whip ENERGY BEAM shader and RUNE VFX? v.redd.it/q8jlpig71ft71
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πŸ‘€︎ u/MirzaBeig
πŸ“…︎ Oct 14 2021
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Particle beam weapon alignment chart
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πŸ‘€︎ u/AlphaCoronae
πŸ“…︎ Oct 01 2021
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URP- VR Ready (Quest2 Sample) - Car Paint (Nearly all other parts-lights,wheels,beams- has custom shaders too) - Planar Reflections- Nitro and Exhaust Particles Show-Off v.redd.it/v99rpg2pbp581
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πŸ‘€︎ u/hbisi81
πŸ“…︎ Dec 15 2021
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[ME2] Collector Particle Beam falls off heavily lategame?

I noticed that once I have fully upgraded weapons, with maxed ammo powers, then normal weapons just seem to outDPS the Particle Beam, especially if I can score headshots. I'm using Mattock and the Tempest SMG and even the latter seem to outDPS the Particle Beam, even against armored targets, against which the Tempest should be weak against.

I wonder what heavy weapon I should switch to that fulfills a niche my normal weapons don't.

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πŸ‘€︎ u/servantphoenix
πŸ“…︎ Nov 11 2021
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URP- VR Ready - Car Paint (Nearly all other parts-lights,wheels,beams- has custom shaders too) - Planar Reflections- Nitro and Exhaust Particles reddit.com/gallery/ra1wn1
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πŸ‘€︎ u/hbisi81
πŸ“…︎ Dec 06 2021
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Yunjin’s Fully Charged E Generates Usually 3 but Occasionally 2 Geo Particles v.redd.it/ain1zphknv981
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πŸ‘€︎ u/claudexmonet
πŸ“…︎ Jan 05 2022
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Tomboy Tuesday - Mega Particle Beam Requiem Shoot!
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πŸ‘€︎ u/ClaudeVanFoxbat
πŸ“…︎ Oct 26 2021
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Did you know that charged particles on a feline are always positive?

They're cations.

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πŸ‘€︎ u/JoeFas
πŸ“…︎ Aug 18 2021
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Here is my new jaeger, ion star. A mark 7 jaeger powered by an artificial sun, it is able to use a particle shield to take on incoming lasers or projectiles. However it can use a hellfire laser beam which is able to melt anything in its path and can even reach and destroy the moon. reddit.com/gallery/pli7v9
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πŸ‘€︎ u/Lavalegendidk
πŸ“…︎ Sep 10 2021
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Do all charged particles produce an electric field, regardless if they're stationary or moving charges? And do all moving charges produce magnetic fields?
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πŸ‘€︎ u/blatant_confusion
πŸ“…︎ Jan 15 2022
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How fast does the electric field expand around a charged particle?

So if I move some charge to somewhere else, let's say very fast, will the field around it drag somewhat behind? Or will it move with the charge regardless of the speed of motion (which would make it seem instantaneous), not being affected by the speed at all?

edit: I have posted this question on /r/askscience as well, but after a few hours I figured they rejected it (this happens often and you dont get a message telling you). So I posted it here as well, after a few hours. Now I see it has been accepted. Sorry for the split up. Here is the other thread: https://old.reddit.com/r/askscience/comments/retekl/how_fast_does_the_electric_field_expand_around_a/

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πŸ‘€︎ u/neuromat0n
πŸ“…︎ Dec 12 2021
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When electrons were discovered, why did we switch the positive and negative terminals of a battery instead of just naming the positively charged particles "electrons" and the negatively charged ones "protons" and use + for "electrons" and - for "protons"?
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πŸ‘€︎ u/Azooz321
πŸ“…︎ Nov 03 2021
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The eerily beautiful blue glow of the nuclear reactor is caused by Cherenkov radiation, where electromagnetic radiation is emitted when a charged particle passes through a medium at a speed greater than the phase velocity of light in that medium
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πŸ‘€︎ u/firetoronto
πŸ“…︎ Dec 07 2021
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Why is the magnetic force vector perpendicular to the plane formed by the magnetic field and the charged particle velocity vectors?

Is there any theory behind this or is it just something observed experimentally?

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πŸ‘€︎ u/inbid
πŸ“…︎ Dec 14 2021
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A young, sun-like star may hold warnings for life on Earth. A star, named EK Draconis, ejected a massive burst of energy and charged particles much more powerful than anything scientists have seen in our own solar system. phys.org/news/2021-12-you…
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πŸ‘€︎ u/MaryADraper
πŸ“…︎ Dec 09 2021
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When the LHC first started the beams had 3.5TeV per beam but the heaviest particle discovered is 173GeV. Since they're upgrading, does that mean no new particles have been found between 173GeV and 7TeV?
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πŸ‘€︎ u/ThePigDot_26
πŸ“…︎ Aug 27 2021
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Anatoli Bugorski. The only man ever who survived hit by proton beam with the power of 76GeV. This happened on 13 of July 1978 when he sticked his head in particle accelerator to spot an error that was sabotaging the experiment.
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Made a β€œAcoustic Levitator” (tractor beam). The Arduino allows me to change the phases and move the particle in the air! v.redd.it/nffdtmgq78h61
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πŸ‘€︎ u/We-Make-Projects
πŸ“…︎ Feb 13 2021
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How to employ the Independently Targetting Particle Beam Phalanx?

As much as I enjoy how this beloved line of dialogue got turned into an actual piece of kit, I'm a bit at a loss of exactly how PCs are supposed to use it, and how I should play it.

I rewatched the film today to get a look at what these things might look like, and saw Hudson is laying his hand on what looks to be a case of sorts. Since the description says it's a network of 20 weapons, I'm assuming that these are "boxed up" and need to be employed mostly defensively? Like, players need to go out and place the beam emmitters over whatever area they're trying to protect, utilizing a vehicle (probably their APC) as a power source? How long would setting up the array take? Any suggestion on limits to how far away you can "plug in" the guns to any individual power source?

Having utilized vehicles to power comms in field before, the experience has me kinda worried; cabling has a tendency to get damaged unless you dig trenches to protect them, which I imagine can make setting up and tearing down such a system a bitch and a half. Perhaps I can have such as a mechanic; setting up protective measures for cables takes longer on both ends but give explosives (and vehicles noving through) a chance to damahe the weapon if not done? I also figure as an area denial weapon (probably primarily for anti-air duties), the length of cabling would be pretty important to consider, since it limits the weapon's "zone of control". I guess I could allow players to set up the guns to differing power sources to increase the dispersion, and allow wireless networking to the guns for control, but also allow it to be susceptible to jamming (and other Electronic Warfare shenanigans)?

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πŸ‘€︎ u/DareThrylls
πŸ“…︎ Sep 19 2021
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How does light bounce off of protons? (or other charged particles)

For example, light bouncing from the sun's core to the surface for 100,000 years, or when light had bounced between charged particles in the early universe before recombination.

Do protons absorb a photon and re-emit a new one like electrons do? if so, do such protons get 'excited' but in a different way than electrons? (ike instead maybe a hypothetically 'excited' proton gains kinetic energy until it emits a photon)

Pasted a snippet from a PBS article for reference, below. Are the parts in bold correct?

> From the time of the Big Bang to the era of recombination (when neutral hydrogen atoms formed) some 380,000 years later, the universe was opaque to light. Photons bounced between charged particles and didn’t travel very far. The reason is that charged particles interact with photonsβ€”either absorbing or emitting them. Only after the era of recombination could light journey through space. > > That is because photons can pass through neutral hydrogen gas without being diverted.

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πŸ‘€︎ u/OpenPlex
πŸ“…︎ Dec 26 2021
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This specimen was passed through a 5 million electron volt (MeV) beam of electrons from a particle accelerator: then the trapped charge was released simply by poking the slab with a sharp metal point. This is how a trapped lightning sculpture is made v.redd.it/tfeuyx5tr5t11
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πŸ‘€︎ u/Mass1m01973
πŸ“…︎ Oct 19 2018
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Well, reading this made me feel like beam from particle accelerator went straight trough my head.
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πŸ‘€︎ u/MaetelofLaMetal
πŸ“…︎ Aug 15 2021
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