Results 211 to 220 of about 9,326 (289)

Institutional Environment and the Use of Blockchain Technology: Exploring the Context and Conditions of Using Blockchain in the Higher Education Institutions

open access: yesHigher Education Quarterly, Volume 79, Issue 3, July 2025.
ABSTRACT Blockchain (BC) technology is widely believed to be the next disruptive technology that can address challenges in higher education institutions (HEIs) and support resilient strategies. This study aims to contribute to the literature and inform policymakers about BC's capability and potential in HE by examining enablers, barriers and contextual
Buddhi Pathak   +2 more
wiley   +1 more source

Antenna Design and Optimization for 5G, 6G, and IoT. [PDF]

open access: yesSensors (Basel)
Jahanbakhsh Basherlou H   +2 more
europepmc   +1 more source

High‐Efficiency Multi‐Level Beam Switching with Single‐Gate Tunable Metasurfaces Based on Graphene

open access: yesAdvanced Optical Materials, Volume 13, Issue 17, June 17, 2025.
The growing demand for ultra‐fast telecommunications, autonomous driving, and futuristic technologies highlights the crucial role of active beam steering at the nanoscale. This work theoretically presents a multi‐level beam‐switching dielectric metasurface with a graphene layer for active tuning, addressing challenges associated with achieving high ...
Juho Park   +3 more
wiley   +1 more source

A multi-device and multi-operator dataset from mobile network coverage on Android devices. [PDF]

open access: yesData Brief
Silva V   +6 more
europepmc   +1 more source

Microwave Monitoring by Compact Carbon Nanotube Photo‐Thermoelectric Sensors Beyond the Diffraction Limit Toward Ultrabroadband Non‐Destructive Inspections

open access: yesAdvanced Sensor Research, Volume 4, Issue 6, June 2025.
This work overcomes long‐standing crucial technical difficulties in miniaturizing micro‐wave detectors, caused by the longer‐wavelength diffraction limit, with carbon nanotube (CNT) film photo‐thermoelectric sensors. The CNT film sensor exhibits sensitive micro‐wave detection operations with signal‐to‐noise ratios over 1400 at compact device sizes ...
Qi Zhang   +11 more
wiley   +1 more source

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