Results 81 to 90 of about 549 (116)

Characterization of Depth-Dependent Loss for Visible Light Propagation in Underwater Optical Wireless Links [PDF]

open access: yes
We describe the propagation of visible light in underwater wireless communications, with particular attention to vertical links. We compute power losses suffered by signals considering depth-dependent absorption, scattering, as well as the ...
Croce D.   +3 more
core   +1 more source

Adaptive RIS Optimization for Secure Underwater Optical Communications

open access: yesIEEE Access
Underwater Optical Wireless Communication (UOWC) systems are subject to significant degradation due to dynamic salinity gradients, temperature variations, and turbulence-induced noise, which distort light propagation and compromise data integrity.
Oliger Veronica Mendoza Betancourt   +1 more
doaj   +1 more source

Hybrid Terrestrial -Underwater Optical Communications Link

open access: yesDiyala Journal of Engineering Sciences
This study presents the design and performance evaluation of a hybrid optical communication system capable of supporting high-rate data transmission across both terrestrial and underwater environments.
Satea Hikmat Alnajjar   +3 more
doaj   +1 more source

Misalignment-Resilient Propagation Model for Underwater Optical Wireless Links. [PDF]

open access: yesSensors (Basel), 2022
Araújo JH   +4 more
europepmc   +1 more source

Fluidic hydrogen detector production prototype development [PDF]

open access: yes
A hydrogen gas sensor that can replace catalytic combustion sensors used to detect leaks in the liquid hydrogen transfer systems at Kennedy Space Center was developed.
Roe, G. W., Wright, R. E.
core   +1 more source

LEDs for Underwater Optical Wireless Communication

open access: yesPhotonics
LEDs are readily controllable and demonstrate rapid switching capabilities. These attributes facilitate their efficient integration across a broad spectrum of applications.
Giuseppe Schirripa Spagnolo   +2 more
doaj   +1 more source

A Novel Variant in VPS13B Underlying Cohen Syndrome. [PDF]

open access: yesBiomed Res Int, 2023
Hussain A   +7 more
europepmc   +1 more source

Experimental Evaluation of Transonic Stators, Data and Performance Report, Double Circular Arc Stator [PDF]

open access: yes
Transonic stator with double circular arc airfoils tested over range of flow angles and ...
Bartok, J. A., Keenan, M. J.
core   +1 more source

Modeling and Optimization of NLOS Underwater Optical Channels Using QAM-OFDM Technique

open access: yesPhotonics
Due to increasing human activities underwater, there is a growing demand for high-speed underwater optical communication (UOWC) data links for security surveillance, environmental monitoring, pipeline inspection, and other applications.
Noor Abdulqader Hamdullah   +3 more
doaj   +1 more source

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