Abstract: This paper proposes a polarization surface relief grating (PSRG) coupling device for diffractive waveguide display. The rectangular tilted grating is taken as the object of study, and the ...

Abstract: For surface tactile displays, it is believed that visual and haptic contents need to be consistent with each other. However, some inconsistency between them can be unrecognized by humans. We ...

Colorado Gov. Jared Polis and Sens. Michael Bennet and John Hickenlooper are asking President Trump to reverse a decision, saying the president denied disaster declaration requests for major wildfires ...

DENVER — President Donald Trump late Saturday denied Colorado’s request for disaster relief funding following the Elk and Lee fires and Western Slope flooding this summer. The fires in Rio Blanco ...

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