Results 131 to 140 of about 1,635,617 (361)

A TELECOMMUNICATIONS INFRASTRUCTURE IS NOT AN INFORMATION INFRASTRUCTURE

open access: yesPrometheus, 1996
We are now living in the Information Age, where information-handling activities, taken, together, are the dominant claim on resources. The infrastructure needed to make this socio-economic system work is much more than the phones, switches, cables and satellites of the telecommunications engineers and the telecommunications equipment industry.
openaire   +2 more sources

Optical Hydrogen Sensing Materials for Applications at Sub‐Zero Temperatures

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates the viability of optical hydrogen sensors at temperatures as low as −60°C. Using advanced metal hydride materials, the sensors detect hydrogen with high sensitivity, speed, and stability across a wide range of concentrations. These findings open doors for safe hydrogen detection in extreme cold, enabling applications in aviation,
Ziqing Yuan   +4 more
wiley   +1 more source

Infrastructure

open access: yesOpen Encyclopedia of Anthropology, 2023
Knox, Hannah   +2 more
openaire   +3 more sources

Architectures & Infrastructure

open access: yes, 2010
The third of the S-Cube technology layers provides infrastructure capabilities for defining basic communication patterns and interactions involving as well as providing facilities for providing, for example, contextual and qualitative information about a service's and their client's environment and performance.
F André   +12 more
openaire   +3 more sources

Highly Off‐Centering Cations in Pavonite‐Structured Ag1.75InSb5.75Se11 with Competitive Thermoelectric Performance

open access: yesAdvanced Functional Materials, EarlyView.
Off‐centering of cations in pavonite‐structured Ag1.75InSb5.75Se11 (AISS) breaks crystal symmetry, inducing Rashba‐like band splitting and high band degeneracy, thus enhancing Seebeck coefficients. Soft bonds between off‐centered cations and Se atoms increase phonon scattering, achieving low lattice thermal conductivity (0.22 W m−1K−1 at 723 K). Doping
Chenghao Xie   +7 more
wiley   +1 more source

High‐Speed and Scalable Wet Spinning of Graphene/Liquid Crystalline Elastomer Composite Filaments

open access: yesAdvanced Functional Materials, EarlyView.
Polydomain filaments from graphene/liquid crystalline elastomer (LCE) composites are scalably‐manufactured by wet spinning across a wide range of diameters (≈137–1128 µm) at a speed up to 4500 m h−1 through a double diffusion coagulation mechanism, enabling fast actuation and optimized mechanical performance for broad applications.
Antonio Proctor Martinez   +5 more
wiley   +1 more source

Multi‐Scaled Cellulosic Nanonetworks from Tunicates

open access: yesAdvanced Functional Materials, EarlyView.
Microbial and plant nanonetworks of cellulose have enabled a wide range of high‐performance yet sustainable materials. Herein, a third class of cellulosic nanonetworks is showcased by exploiting the only animal tissue‐producing cellulose nanofibers, i.e., ascidians. An ultrastructure including spherical cells and a microvasculature with diameters of 50–
Mano Govindharaj   +10 more
wiley   +1 more source

Designing and Embedding Reliable Virtual Infrastructures [PDF]

open access: yesarXiv, 2010
In a virtualized infrastructure where physical resources are shared, a single physical server failure will terminate several virtual servers and crippling the virtual infrastructures which contained those virtual servers. In the worst case, more failures may cascade from overloading the remaining servers.
arxiv  

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