Results 41 to 50 of about 164,575 (310)

Fiber Optic Gas Sensors Based on Lossy Mode Resonances and Sensing Materials Used Therefor: A Comprehensive Review

open access: yesSensors, 2021
Pollution in cities induces harmful effects on human health, which continuously increases the global demand of gas sensors for air quality control and monitoring.
Ignacio Vitoria   +3 more
doaj   +1 more source

A Hybrid Genetic Algorithm on Routing and Scheduling for Vehicle-Assisted Multi-Drone Parcel Delivery

open access: yesIEEE Access, 2019
In recent years, the unmanned aerial vehicles (UAVs) have exhibited significant market potential to greatly reduce the cost and time in the field of logistics.
Kai Peng   +6 more
doaj   +1 more source

Towards QoS-Aware Load Balancing for High Density Software Defined Wi-Fi Networks

open access: yesIEEE Access, 2020
High density Wi-Fi networks require load balancing in order to ensure quality of service (QoS). In the traditional Wi-Fi networks, the wireless stations learn the access points (APs) load and make the association decisions themselves leading to uneven ...
Sohaib Manzoor   +4 more
doaj   +1 more source

Developments in Practice XIII Electronic Communications: Strategies for Coping with the Deluge

open access: yes, 2004
The good news is that technologies (e.g., PDAs, mobile computing) allow individuals to communicate with others virtually anytime, anyplace, and anywhere.
Smith, Heather A., McKeen, James D.
core   +1 more source

n‐Type Polymer Radio Frequency Rectifiers Operating at 18.5 GHz

open access: yesAdvanced Materials, EarlyView.
Combining an n‐doped polymer semiconductor with wafer‐scale asymmetric planar electrodes featuring work function‐engineered contacts yields radio‐frequency diodes and rectifying circuits operating at up to 18.5 GHz. The devices combine scalable manufacturing with an operating frequency previously unattainable by large‐area organic electronics ...
Lazaros Panagiotidis   +19 more
wiley   +1 more source

Discriminative Angle Feature Learning for Open-Set Deep Fault Classification

open access: yesIEEE Access, 2023
Unknown faults may occur in practical applications, necessitating an open-set classifier that can classify known classes as well as recognize unknown faults.
Jie Mei   +6 more
doaj   +1 more source

Marketing of Electronic Communications in the Conditions of Digital Economy

open access: yes, 2023
У статті викладено результати вивчення сучасного стану та напрямів розвитку маркетингу електронних комунікацій. Розглянуто економіко-технологічні процеси, що впливаютьна розвиток маркетингу комунікацій.
Strii Liubov   +3 more
core   +1 more source

Thermally Modulated Metasurface Sensor for Dynamic and Time‐Resolved Isolation of Extracellular Vesicles

open access: yesAdvanced Materials, EarlyView.
A thermally adaptive plasmonic metasurface, functionalized with poly(N‐isopropylacrylamide) (PNIPAM) and anti‐CD63 antibodies, enables precise, on‐demand capture and release of extracellular vesicles (EVs). Delivering high recovery, improved purity, and intact vesicle structure, the platform offers a versatile, label‐free solution for real‐time EV ...
Beyza Nur Kucuk   +7 more
wiley   +1 more source

Control Design and Stability Analysis of Power Converters: The Discrete Generalized Bode Criterion

open access: yesIEEE Access, 2021
For the controller design and stability analysis of power electronic converters, the Bode stability criterion and its subsequent revisions are the most practical tools.
Andoni Urtasun   +3 more
doaj   +1 more source

Fiber‐Endface‐Integrated PdSe2/2H‐MoTe2 Heterojunction Photodetector for Broadband Linear‐Polarization Detection

open access: yesAdvanced Materials Interfaces, EarlyView.
An all‐in‐fiber broadband polarization photodetector is demonstrated by integrating a PdSe2/2H‐MoTe2 van der Waals heterostructure onto a fiber endface. The device exhibits broadband response spanning 532 nm to 1630 nm, a fast response time of 59 µs, and a polarization ratio of 1.99. This work demonstrates a promising hardware strategy for polarization
Zexing Zheng   +11 more
wiley   +1 more source

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