Abstract: This article presents an inverse design with transfer learning based on neural network (ID-TL-NN) for the rapid design of electron guns, which expands the range of the structural parameter ...

The electron emitter (electron gun) is one of the most crucial parts of an electron microscope — it's the source of the electron beam. Different types of emitters offer different brightness ...

Using electron tunneling spectroscopy under high ... such as scanning tunneling spectroscopy and angle-resolved photoemission spectroscopy, inapplicable. To overcome this barrier, researchers ...

A new analysis of school shootings in the U.S. suggests that most shooters had a social background in which guns were a key leisure item, with attached meanings of bonding and affection ...

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US Supreme Court Won't Save Minnesota Age Restriction on Carrying Guns By Andrew Chung WASHINGTON (Reuters) -Minnesota can no longer enforce its law barring people younger than 21 years old from ...

The event, titled “Guns Down, Gloves Up – Stop the Violence,” drew a fairly large crowd, ranging in age from 18 to 80, according to LaDonna Sherwood, a candidate for Beaumont's Ward 3 City ...

In a recent study, Stanford and SLAC scientists used X-rays to examine the behavior of pairs of spinons – quasiparticles that represent an electron’s spin. This experiment provides further evidence of ...

CUMBERLAND COUNTY, Pa. (WHTM) — A man threatened to kill his Cumberland County neighbors multiple times with guns and a sword, leading up to Sunday’s police incident, court documents show.