Results 111 to 120 of about 25,571,688 (374)

Prediction of Ultra-High-Speed Spots Using RTK-GNSS Sensor Fusion for UAV-to-UAV mmWave/THz Communications

open access: yesIEEE Access
mmWave/THz communications depend on highly focused and directive narrow beams. Accurate prediction of the beam’s spatial location and attitude in space, as well as the time it takes to reach its ultra-high-speed coverage area, referred to as the ...
Phuc Duc Nguyen   +3 more
doaj   +1 more source

Ultramicrowave communications system, phase 2 [PDF]

open access: yes
Communications system design was completed and reviewed. Minor changes were made in order to make it more cost effective and to increase design flexibility.

core   +1 more source

A Hierarchically Structured, Stretchable, Anti‐Biofouling Encapsulation for Biodegradable Electronics

open access: yesAdvanced Healthcare Materials, EarlyView.
A soft, stretchable, anti‐biofouling encapsulant is developed by integrating organosilicon nanowire networks with microstructured biodegradable elastomers. The hierarchical surface exhibits superhydrophobicity and enhances water barrier properties by 420% over pristine polymers, while preserving mechanical integrity.
Won Bae Han   +7 more
wiley   +1 more source

A Molecular Communications System for the Detection of Inflammatory Levels Related to COVID-19 Disease. [PDF]

open access: yesIEEE Trans Mol Biol Multiscale Commun, 2021
Felicetti L, Femminella M, Reali G.
europepmc   +1 more source

Brief state-of-the-art review on optical communications for the NASA ISES workshop [PDF]

open access: yes
The current state of the art of optical communications is briefly reviewed. This review covers NASA programs, DOD and other government agency programs, commercial aerospace programs, and foreign programs.
Hendricks, Herbert D.
core   +1 more source

Communications system for zero-g simulation tests in water [PDF]

open access: yes, 1971
System connects seven observers, diver, and spare station, and utilizes public address system with underwater speakers to provide two-way communications between test subject and personnel in control of life support, so that test personnel are warned ...
Smith, H. E.
core   +1 more source

Quantum Cryptography

open access: yes, 1995
Quantum cryptography is a new method for secret communications offering the ultimate security assurance of the inviolability of a Law of Nature.
Bell J. S.   +30 more
core   +1 more source

Skin‐Interfaced Therapeutic Patches for Wound Fluid Management and Transdermal Drug Delivery

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents an integrated skin‐interfaced device combining microfluidics, hydrogel film technology, flexible electronics, and iontophoresis‐based transdermal delivery of PDRN to enhance wound healing. The device effectively manages wound fluid, maintains optimal moisture, and non‐invasively delivers therapeutic drugs.
Dongjun Han   +5 more
wiley   +1 more source

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