Abstract: In this paper, a novel hierarchical pre-distorted layered asymmetrically clipped optical orthogonal time frequency space (HPD-LACO-OTFS) scheme is proposed to enhance the power efficiency ...

The Adirondack Center for Loon Conservation’s Loon Zooms series lineup begins today. Six online presentations will be offered ...

Abstract: Underwater acoustic communication (UWAC) is crucial for maritime applications but confronts obstacles such multipath fading, Doppler shifts, and noise interference. This research provides a ...

Kobuk Valley National Park is one of Alaska’s wildest places, home to caribou herds, brown bears, wolves, wolverines, and ...