Results 291 to 300 of about 669,031 (383)

Update on the German and Australasian Optical Ground Station Networks

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT Networks of ground stations designed to transmit and receive at visible and infra‐red wavelengths through the atmosphere offer an opportunity to provide on‐demand, high‐bandwidth, secure communications with spacecraft in Earth orbit and beyond. This work describes the operation and activities of current free space optical communications (FSOC)
Nicholas J. Rattenbury   +24 more
wiley   +1 more source

Telescope Sights for Fighting Rifles [PDF]

open access: green, 1915
Edward C. Crossman
openalex   +1 more source

‘Attitude Problems’: Racializing Hierarchies of Affect in Post‐Brown U.S. Science Education

open access: yesScience Education, EarlyView.
ABSTRACT Attending to the affect of minoritized students now appears crucial to promoting just and dignity‐affirming science education. Yet, elevating affect as an objective of science learning has a history that predates equity reforms. This study explores the politics of scientific uptakes of affect that have long served to mark hierarchical ...
Kathryn L. Kirchgasler
wiley   +1 more source

Risk of Ulnar Nerve Injury Following Caudo-Medial Arthroscopic Portal Creation in the Canine Elbow-A Cadaveric Study. [PDF]

open access: yesAnimals (Basel)
Trębacz P   +6 more
europepmc   +1 more source

Magnetic Continuum Robot for Intelligent Manipulation in Medical Applications

open access: yesSmartBot, EarlyView.
ABSTRACT Magnetic continuum robots (MCRs) have garnered substantial attention as a new class of flexible robotic systems capable of navigating complex and confined spaces with remarkable dexterity. By combining continuous, deformable structures with remotely applied magnetic fields, MCRs achieve contactless, remote manipulation, making them well‐suited
Yuanbiao Ma   +9 more
wiley   +1 more source

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