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At 40 K, electron mobility ranged from 4.9 × 10 5 cm 2 /V·s at an antimony concentration of 0 to 2.4 × 10 5 cm 2 /V·s at an antimony concentration of 7.2%. [1] This is much greater than the electron mobility of other common semiconductors like silicon , which is 1400 cm 2 /V·s at room temperature.
Prices of antimony, used in semiconductors and military applications, hit all-time highs, currently trading between $39,500-40,000 per metric ton in Rotterdam as of Dec. 31. China's export ban to ...
Perpetua Resources, which is building a U.S. antimony and gold project with support from the Pentagon, had planned to begin production by 2028, but is studying ways to produce antimony faster in ...
The white metals are a series of often decorative bright metal alloys used as a base for plated silverware, ornaments or novelties, as well as any of several lead-based or tin-based alloys used for things like bearings, jewellery, miniature figures, fusible plugs, some medals and metal type. [1]
The isobar forming 132 Te/ 132 I is: Tin-132 (half-life 40 s) decaying to antimony-132 (half-life 2.8 minutes) decaying to tellurium-132 (half-life 3.2 days) decaying to iodine-132 (half-life 2.3 hours) which decays to stable xenon-132. The creation of tellurium-126 is delayed by the long half-life (230 k years) of tin-126.
China is a major producer of antimony, and some U.S. policymakers have worried about being overly dependent on China as a source. The mineral's uses include flame retardants, batteries, night ...
Shot is a collective term for small spheres or pellets, ... 1991 by the United States Fish and Wildlife Service to ban lead shot ... 3.9% tin, and 0.6% iron, or 60% ...
With sulfide ores, the method by which antimony is produced depends on the amount of antimony in the raw ore. If the ore contains 25% to 45% antimony by weight, then crude antimony is produced by smelting the ore in a blast furnace. If the ore contains 45% to 60% antimony by weight, antimony is obtained by heating the ore, also known as ...