Results 111 to 120 of about 4,633,074 (284)

Bearkat Softball Players by Bernard G. Johnson Coliseum Photograph

open access: yes, 2015
Picture of Bearkat Softball players by the Bernard G. Johnson Coliseum, 1980. In 1980, the SHSU Softball team won 3rd place in the state tournament and 4th in the region tournament.This image was originally created by the Sam Houston News Bureau, now ...
SHSU Communications Office
core   +3 more sources

Electromagnetic Safety of 4G/5G Mobile Communications

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники
An analysis is performed for electromagnetic safety of equipment of 4G/5G mobile communications for population and technical facilities of critical infrastructure: railway signaling and telecommunications equipment, medical short-range equipment, medical
V. I. Mordachev   +2 more
doaj   +1 more source

Ion‐Exchange‐Driven Ternary Organic Neuromorphic Devices with High Efficiency and Stability

open access: yesAdvanced Science, EarlyView.
Spontaneous ion exchange in a ternary polymer–ionic liquid blend disrupts the phase‐separated ionic domains of the binary film and creates a more homogeneous polymer–ion environment. This ionically reorganized matrix enables stable and efficient electrochemical doping, leading to ion‐gel‐gated organic electrochemical transistors with enhanced ...
Sungmin Lee   +14 more
wiley   +1 more source

A Centralized Multi-Agent DRL-Based Trajectory Control Strategy for Unmanned Aerial Vehicle-Enabled Wireless Communications

open access: yesIEEE Open Journal of Vehicular Technology
Unmanned aerial vehicles (UAVs) are becoming increasingly popular as mobile base stations due to their flexible deployment and low-cost features, particularly for emergency communications, traffic offloading, and terrestrial communications infrastructure
Getaneh Berie Tarekegn   +6 more
doaj   +1 more source

High speed train communications systems using free space optics [PDF]

open access: yes, 2010
In this work, we propose a broad-band free space optical (FSO) wireless communications system for high-speed trains. The system consists of optical transceivers positioned outside the train and along the railway track.
Ghassemlooy, Zabih   +4 more
core  

Glucose and Glutamine Deprivation Promotes Breast Cancer Lung Metastasis via BRD4‐Dependent Enhancer Activation

open access: yesAdvanced Science, EarlyView.
To model a nutrient‐restricted tumor microenvironment, breast cancer cells were adapted to low glucose and glutamine levels. In the adapted cells, BRD4‐driven enhancer activation increases pro‐invasive EDN1 expression, facilitated by ATF3/c‐JUN and reinforced by enhancer RNA.
Poshan Yugal Bhattarai   +4 more
wiley   +1 more source

Implementation and Testing of V2I Communication Strategies for Emergency Vehicle Priority and Pedestrian Safety in Urban Environments

open access: yesSensors
This paper explores the development and testing of two Internet of Things (IoT) applications designed to leverage Vehicle-to-Infrastructure (V2I) communication for managing intelligent intersections.
Federica Oliva   +5 more
doaj   +1 more source

A Preclinical Multifunctional Capsule Robot with Unified Diagnosis and Targeted Thermal Therapy for Gastrointestinal Diseases

open access: yesAdvanced Science, EarlyView.
A proof‐of‐concept multifunctional capsule robot integrates diagnostic imaging, magnetic navigation, wireless power transfer, and targeted thermotherapy for gastrointestinal applications. Magnetically guided positioning and stable wireless power enable localized thermal ablation, achieving controlled heating and high cell mortality in vitro.
Heng Zhang   +7 more
wiley   +1 more source

The communications sector: recent trends and developments [PDF]

open access: yes, 2016
This report by the Bureau of Communications Research provides an overview of the communications sector’s impact and influence as a critical enabler of economic and social activity in Australia. The report discusses three main developments
Bureau of Communications Research
core  

A Very‐High Frequency Solution‐Processed Organic Field‐Effect Transistor With Improved Voltage‐Normalized Frequency of Transition

open access: yesAdvanced Science, EarlyView.
Increasing the frequency at which organic electronics operate while limiting the operation voltage is key to enabling future sustainable wireless applications. This work shows p‐type organic field‐effect transistors based on a molecularly doped, small molecule/polymer blend (C8‐BTBT:C16IDT‐BT), fabricated via direct‐writing and solution‐processing ...
Tommaso Losi   +8 more
wiley   +1 more source

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