Most plastics are made from chemicals that come from petrol, gas or coal. They are made by heating these chemicals at a high temperature. When the plastic is soft it can be poured into a mould. Once ...
From an icebreaker sailing near the Thwaites Glacier in Antarctica, our photographer has captured the many faces of the ice. By Chang W. Lee Bayer has asked the justices to decide whether federal law ...
"UMass Lowell is among the nation's leading centers for plastics technology, and its Plastics Engineering program...is helping to push new boundaries of how these versatile materials are used, ...
The number of recommended shots for all children is down from 18 to 11. A new variant called subclade K is making up a majority of flu cases. The CDC estimates there have been at least 11 million ...
Abstract: In this article, we present two methods for calculation of the magnetic flux density of a toroidal inductor wound by rectangular cross-section wire, taking into account that the current ...
Abstract: According to the structural characteristics of the spiral inductor wound by rectangular cross-section wire, a calculation model of pulse spiral inductor was established. A design method of ...
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