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Varian Medical Systems is an American radiation oncology treatments and software maker based in Palo Alto, California. Their medical devices include linear accelerators (LINACs) and software for treating cancer and other medical conditions with radiotherapy , radiosurgery , proton therapy , and brachytherapy .
Varian Associates was one of the first high-tech companies in Silicon Valley.It was founded in 1948 by Russell H. and Sigurd F. Varian, William Webster Hansen, and Edward Ginzton to sell the klystron, the first vacuum tube which could amplify electromagnetic waves at microwave frequencies, and other electromagnetic equipment.
Linac 3, also referred to as the Lead Linac [16] was constructed inside the former tunnel of Linac 1 and got commissioned in the summer of 1994 (construction started October 1992). It had been specially constructed to accelerate heavy ions, after tests with Linac 1 and an increasing demand from the scientific community suggested to build a new ...
Nation's Worst Cold Outbreak. Adding an exclamation point to a two-week siege widely considered the nation's worst, most prolific cold outbreak, a Blue Norther plowed through the Plains on Feb. 10 ...
The design of a linac depends on the type of particle that is being accelerated: electrons, protons or ions. Linacs range in size from a cathode-ray tube (which is a type of linac) to the 3.2-kilometre-long (2.0 mi) linac at the SLAC National Accelerator Laboratory in Menlo Park, California.
President Joe Biden will give his farewell address to the nation in prime time on Wednesday, Jan. 15, the White House announced Friday. The speech will come just days before he leaves office and ...
An Associated Press reporter is apologizing after a gaffe on Sunday's Grammys red carpet.. Leslie Ambriz, alongside Krysta Fauria, greeted Kenneth "Babyface" Edmonds during AP's live red carpet ...
Russell Harrison Varian (April 24, 1898 – July 28, 1959) and Sigurd Fergus Varian (May 4, 1901 – October 18, 1961) [1] were American brothers who founded one of the earliest high-tech companies in Silicon Valley.