Results 161 to 170 of about 3,994 (304)

Underwater optical communication for high data transfer rate

open access: yes, 2017
This paper focuses on optical communication using visible light communications (VLC) technology that transmits information using blue 405nm wavelength laser diode over water.
Lim, Wee Kiat
core  

Challenging Business Schools Through Subversive Performativity: The Potential of Art‐based Pedagogies

open access: yesBritish Journal of Management, EarlyView.
Abstract Business schools are often criticized for reproducing growth‐oriented norms, but alternative pedagogies remain difficult to normalize. Drawing on Butler's theory of subversive performativity, this study examines how art‐based pedagogy enables academics to challenge growth logics in business schools by transforming their identities over time ...
Sylvain Bureau   +3 more
wiley   +1 more source

Enhancing underwater sensor network security using QKD-enabled acoustic-optical hybrid communication. [PDF]

open access: yesSci Rep
Rajnarayanan S   +4 more
europepmc   +1 more source

VHDL Modules and Circuits for Underwater Optical Wireless Communication Systems

open access: yes, 2010
Underwater wireless optical communication has been used for establishing a link between mobile vehicles and/or fixed nodes because light, especially in the blue/green region, allows to achieve higher data-rate than acoustical or electromagnetic waves for
G. Parodi   +2 more
core  

Sensory Biology of the Franciscana (Pontoporia blainvillei, Pontoporiidae, Cetartiodactyla): Ontogenetic Modifications of Vibrissae and Vibrissal Crypts

open access: yesIntegrative Zoology, EarlyView.
The transition of cetaceans from a terrestrial to an aquatic environment involved a crucial sensory adaptation to environments with limited visibility. Vibrissae, important mechanoreceptors, undergo an ontogenetic transformation in odontocetes. This research describes the histomorphology of vibrissae and crypts at different developmental stages ...
Cecilia Mariana Krmpotic   +10 more
wiley   +1 more source

Making Mining Licit: Gold, Commodification, and the Everyday Performance of Law in Colombia

open access: yesAmerican Anthropologist, EarlyView.
ABSTRACT Ethnographies of resource‐making have shown that the extraction of resource value from objects is premised on obviating the emplaced lifeworlds that surrounded objects before they traveled to consumer markets. Much of this literature looks at such supply‐chain disentanglement from the viewpoint of corporate and formal regulatory practices ...
Jesse Jonkman
wiley   +1 more source

A survey of underwater wireless optical communication

open access: yes, 2016
Underwater wireless communication refers to transmitting data in unguided water environment through the use of wireless carriers, i.e., radio-frequency wave, acoustic wave, and optical wave.
Zeng, Zhaoquan
core  

Out in the cold? A review of Early Middle Palaeolithic settlements in northern Central Europe, age data and geological preconditions for site formation and preservation

open access: yesBoreas, EarlyView.
The characteristics of settlement of Neanderthals in northern Central Europe during the earlier phases of the Middle Palaeolithic (Marine Isotope Stage 8–6) have been a matter of debate for decades, specifically regarding the population dynamics at such latitudes during the coldest phases. In this paper, we review the known archaeological record of the
Gianpiero Di Maida   +5 more
wiley   +1 more source

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