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Most widespread instruments are using liquid metal ion sources (LMIS), especially gallium ion sources. Ion sources based on elemental gold and iridium are also available. In a gallium LMIS, gallium metal is placed in contact with a tungsten needle, and heated gallium wets the tungsten and flows to the tip of the needle, where the opposing forces of surface tension and electric field form the ...
The basic layout of an ion beam apparatus is an accelerator which produces an ion beam that is feed through an evacuated beam-transport tube to a beam handling device. This device isolates the ion species and charge of interest which then are transported through an evacuated beam-transport tube into the target chamber.
A small ion beam rocket being tested by NASA. An ion beam is a beam of ions, a type of charged particle beam. Ion beams have many uses in electronics manufacturing (principally ion implantation) and other industries. There are many ion beam sources, some derived from the mercury vapor thrusters developed by NASA in the 1960s. The most widely ...
“We've seen under the last three and a half years of the Biden-Harris administration, it's been hard to recruit and keep good service members, in part because of the bad woke policies, the loss ...
[27] [28] On Disney Junior's YouTube channel, all episodes have amassed more than 41 million views with the most popular episodes being Trucks (12M), Salt Fever (7,5M) and Lights Out (5,9M). There is an additional 18 million views on the compilation as of August 2024 as well as a combined 22 million views on the compilations on the Cars YouTube ...
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Catherine, Princess of Wales, turns 43 on Jan. 9 and received a sweet message from her husband, Prince William. “To the most incredible wife and mother. The strength you’ve shown over the last ...
Bluey blows up her last balloon and plays a game of "keepy uppy" with Bingo; trying to keep the balloon in the air for as long as possible. The sisters call upon Bandit to make the game more challenging, which leads to an outdoor chase to protect the balloon from popping on the grass.