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" "And if you go up and up and up and up, we understand how the different forces in the universe work, from electromagnetism to the strong and weak nuclear force, and then finally right at the top we get to this Higgs thing, which is the theory behind why all of the other particles in the Standard Model have a .
Suzanne Lyn Sheehy (born 1984) is an Australian accelerator physicist who runs research groups at the University of Oxford and the , where she is developing new s for applications in medicine.
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It depends on which accelerator we're talking about, but let's consider the . ...It's minus 271 degrees. ...This is a picture of one of the 15m long s, one of the [beam] bending magnets in the machine... but it's extremely difficult to get your head in there. So... you wouldn't stick your head in the dipole. You'd stick it in somewhere easier... that wasn't cooled down to minus 271.
[S]ynchrotrons are fascinating machines. The original idea was actually from an Aussie... called Marcus Oliphant and the idea here... instead of them having particles that start in the center and spiral outwards... you keep the particles confined to one , one , and as the particles gain energy you increase the field in the magnets, the magnetic field, in time with the energy gained, in order to keep them going around in the same path.
Over the last century the experiments... have gone from single-room setups led by one person to the largest machines on Earth. The era of "Big Science," which began in the 1950s... now... involve collaborations of over a hundred countries and tens of thousands of scientists. ...[N]o individual country can achieve these feats alone.