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The characteristic torus-shaped chamber is clad with graphite to help withstand the extreme heat. A tokamak (/ ˈtoʊkəmæk /; Russian: токамáк) is a device which uses a powerful magnetic field generated by external magnets to confine plasma in the shape of an axially symmetrical torus. [ 1 ]
Achim Leistner is an Australian optician of German origin. [1] During his retirement, he was asked to join the Avogadro project to craft a silicon sphere with high smoothness. [2][1] Leistner studied optics at Optik Carl Zeiss in Jena, Germany, and in 1953 qualified as a precision optical craftsman. He moved to Australia in 1957, and worked in ...
The AN/TPY-4, formerly known as the TPY-X, is a ground-based, active electronically scanned array, L-band, multi-function long-range 3D radar for air defense surveillance, built by Lockheed Martin. [ 2 ] It is a radar capable of multi-mission operation, and perform simultaneously the following work: air surveillance. low profile UAS detection.
The AN/UYK-7 was the standard 32-bit computer of the United States Navy for surface ship and submarine platforms, starting in 1970. [ 1 ] [ 2 ] It was used in the Navy's NTDS [ 2 ] & Aegis combat systems and U.S. Coast Guard , [ 3 ] and the navies of U.S. allies. [ 4 ]
t. e. In modern physics, antimatter is defined as matter composed of the antiparticles (or "partners") of the corresponding particles in "ordinary" matter, and can be thought of as matter with reversed charge, parity, and time, known as CPT reversal. Antimatter occurs in natural processes like cosmic ray collisions and some types of radioactive ...
Doctors recommend some common lifestyle changes to prevent cancer, such as not smoking, eating nutritious foods, wearing sun protection and limiting exposure to carcinogens — but each person’s ...
Gaga performing "Bad Romance". "Bad Romance" is a song by American singer Lady Gaga (pictured) from her third extended play, The Fame Monster (2009). Gaga wrote and produced the song with RedOne. It is an electropop and dance-pop song with a spoken bridge. The lyrics, which describe Gaga's attraction to unhealthy romantic relationships, were ...
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