Results 61 to 70 of about 156,782 (303)

Design of interfering mobile device in the band Wi-Fi with magnetron [PDF]

open access: yes, 2018
The aim of this article is to design an interfering mobile device with a magnetron for the interference in Wi-fi signal in the band 2.4-2.5GHz. Propulsion of the interfering mobile device will be implemented using system of the stepper motor, which will ...
Leuchter, Jan, Quang, Huy Dong
core   +2 more sources

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

Capacitive Sensor System for Measuring Moisture Content in Transformer Oil

open access: yesElectrical Engineering and Energy
The efficiency and long-term reliability of electrical transformers are highly dependent on the quality of their insulating oil, which serves both as a dielectric medium and a cooling agent.
Rustam Baratov Jalilovich   +3 more
doaj   +1 more source

The walking robot project [PDF]

open access: yes, 1991
A walking robot was designed, analyzed, and tested as an intelligent, mobile, and a terrain adaptive system. The robot's design was an application of existing technologies.
Bennett, M.   +3 more
core   +1 more source

A smart voltage and current monitoring system for three phase inverters using an android smartphone application [PDF]

open access: yes, 2017
In this paper, a new smart voltage and current monitoring system (SVCMS) technique is proposed. It monitors a three phase electrical system using an Arduino platform as a microcontroller to read the voltage and current from sensors and then wirelessly ...
Al-Rubaye, Mohannad Jabbar Mnati   +2 more
core   +2 more sources

High‐Performance Transparent, Deformable, and Recoverable Biomimetic Stevia–PVA Hydrogel Triboelectric Nanogenerator with Machine Learning‐Assisted Motion Recognition

open access: yesAdvanced Materials, EarlyView.
A transparent, deformable stevia–PVA hydrogel triboelectric nanogenerator delivers significantly enhanced mechanical strength and electrical output through biomimetic hydrogen‐bonded networks. Coupled with machine learning–assisted signal recognition, the self‐powered hydrogel enables accurate human‐motion sensing for intelligent wearable and IoT ...
Thien Trung Luu   +5 more
wiley   +1 more source

A Low Cost Approach to Large Smart Shelf Setups

open access: yesAdvances in Electrical and Computer Engineering, 2011
Recent years showed a growing interest in the use of RFID technology in applications like distribution and storage of goods, supply chain and inventory.
MOGA, D.   +3 more
doaj   +1 more source

Multi criteria decision making on load shedding scheme in an islanded system [PDF]

open access: yes, 2013
Any interruptions to the electrical system can cause loss of the power supply due to the burden of the generator. In industries, intenuption in power system can cause million of losses when the shortage of supply occurs.
Jakuil, Alester G
core  

Electrochemical strategy for grown ZnO nanoparticles deposited onto HY zeolite with enhanced photodecolorization of methylene blue: Effect of the formation of Si O Zn bonds [PDF]

open access: yes, 2013
Nanoparticles of electrogenerated zinc-supported HY zeolite (EGZnO/HY) catalyst were prepared by a simple electrochemical method. The interaction between zinc species and HY support during the electrolysis was found to affect the EGZnO/HY structure.
Efendi, J.   +6 more
core   +1 more source

High‐Performance, Paper‐Based Microelectronics via a Micromodular Fabrication Process

open access: yesAdvanced Materials Interfaces, EarlyView.
This study demonstrates high‐performance silicon micromodular transistors on cellulose nanomaterial‐coated paper, with interconnects formed via e‐jet printing. Transistors exhibit excellent electrical properties and maintain performance under applied strain.
Rebecca K. Banner   +9 more
wiley   +1 more source

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