Abstract: A method for creating a diffraction grating (DG) with an in situ variable parameter is proposed. The adaptive DG for operation in visible and IR wavelength consists of the 2D matrix of ...

Abstract: An imaging scanning diffraction grating suitable for the development of portable, low-cost infrared (IR) spectrometers is presented. The 2 mm-diameter resonant MEMS scanner can be integrated ...

This is read by an automated voice. Please report any issues or inconsistencies here. House Republicans approved legislation requiring voters to submit passport or birth certificates to register, ...

WASHINGTON (AP) — House Republicans rushed to approve legislation on Wednesday that would impose strict new proof-of-citizenship requirements ahead of the midterm elections, a long shot Trump ...

Four-time champion Max Verstappen has said cars in Formula 1's new generation are "anti-racing" and not fun to drive, comparing them to the all-electric series Formula E, but "on steroids." A sweeping ...

Copyright 2026 The Associated Press. All Rights Reserved. Copyright 2026 The Associated Press. All Rights Reserved. FILE- Voting booths are set up at a polling place ...