Abstract: This paper describes the electron optics of a practical scanning electron-beam lithographic system (EL1) that provides high-volume direct wafer exposure. The throughput limitation inherent ...

Abstract: This paper presents experimental and theoretical results on focusing a long electron beam with a permanent magnet structure which produces a periodic magnetic field along the axis of the ...

D.C. Plane Crash—Here’s What NTSB Investigators Will Look At The U.S. State With a Deer Population of Over 5 Million ...

The Patriots have hired their fourth former offensive coordinator to Mike Vrabel's staff, and a ...

The New England Patriots have the most projected cap space of any team in the NFL heading into the offseason. With that, they are expected to be very aggressive in free agency. The New England ...

BOSTON - About 75 North Atlantic right whales, representing about 20% of the critically endangered species' population worldwide, have gathered in an area off the coast of New England. A aerial ...

Vrabel returns with head coaching experience under his belt, and he will try to bring some of the success he had as head coach at Tennessee with him to New England. Kupp is set to earn $20MM in 2025, ...

He began as a coaching assistant in 2015 and kept that job for four years. The Patriots promoted him to cornerbacks coach in 2019. He won two Super Bowl rings in New England. Matt Patricia interviewed ...

Researchers have proposed a new ... from a beam, you either need very high power or you need to stay in the beam a long time." One such solution that was recently proposed uses electron beams ...

CME activities, cases, challenges, videos, and more teaching and learning tools from the New England Journal of Medicine.