Results 11 to 20 of about 5,493,031 (239)

Research on the Performance of Thermoelectric Self−Powered Systems for Wireless Sensor Based on Industrial Waste Heat

open access: yesSensors
The issue of energy supply for wireless sensors is becoming increasingly severe with the advancement of the Fourth Industrial Revolution. Thus, this paper proposed a thermoelectric self−powered wireless sensor that can harvest industrial waste heat for ...
Yong Jiang   +4 more
doaj   +2 more sources

Enhanced piezoelectric energy harvesting powered wireless sensor nodes using passive interfaces and power management approach [PDF]

open access: yes, 2014
Low-frequency vibrations typically occur in many practical structures and systems when in use, for example, in aerospaces and industrial machines. Piezoelectric materials feature compactness, lightweight, high integration potential, and permit to ...
Giuliano, Alessandro
core   +7 more sources

A self-powered stretchable sensor fabricated by serpentine PVDF film for multiple dynamic monitoring

open access: yesMaterials & Design, 2019
Stretchable sensors are attracting more and more attention in conformal electronic devices and wearable electronics. Nevertheless, the fabrication of active flexible sensors with merits of high sensitivity is still a great challenge.
Rui Guo   +5 more
doaj   +1 more source

A Photovoltaic Self‐Powered Gas Sensor Based on All‐Dry Transferred MoS2/GaSe Heterojunction for ppb‐Level NO2 Sensing at Room Temperature

open access: yesAdvanced Science, 2021
Traditional gas sensors are facing the challenge of low power consumption for future application in smart phones and wireless sensor platforms. To solve this problem, self‐powered gas sensors are rapidly developed in recent years.
Yue Niu   +8 more
doaj   +1 more source

Semi-active vibration control of the motorized spindle using a self-powered SSDV technique: simulation and experimental study

open access: yesAutomatika, 2022
SSD (synchronized switch damping) is used for vibration control of the motorized spindle based on piezoelectric stack. Moreover, inspired by self-powered SSDI, a self-powered SSDV circuit was designed to overcome the disadvantages of requiring ...
Likang Zheng   +4 more
doaj   +1 more source

Impedance Analysis and Optimization of Self-Powered Interface Circuit for Wireless Sensor Nodes Application

open access: yesShock and Vibration, 2018
Energy harvesting for self-powered wireless sensor networks (WSNs) is increasingly needed. In this paper, a self-powered WSN node scenario is proposed and realized by coupling the electric charge extraction interface circuit, power management module, and
Yuan Dong   +5 more
doaj   +1 more source

Ultrafast response of self-powered humidity sensor of flexible graphene oxide film

open access: yesMaterials & Design, 2023
Next-generation humidity sensor, as one of the smart devices in artificial skin or flexible electronics, will need to be self-powered, flexible, fast and accurately detecting in the microenvironment.
Songwei Zeng   +11 more
doaj   +1 more source

Design and performance of a microelectromagnetic vibration-powered generator [PDF]

open access: yes, 2005
In this paper we report on the design, simulation and initial results of a microgenerator, which converts external vibrations into electrical energy. Power is generated by means of electromagnetic transduction with static magnets positioned either side ...
M.J. Tudor   +23 more
core   +2 more sources

Recent Progress in Self-Powered Sensors Based on Triboelectric Nanogenerators

open access: yesSensors, 2021
The emergence of the Internet of Things (IoT) has subverted people’s lives, causing the rapid development of sensor technologies. However, traditional sensor energy sources, like batteries, suffer from the pollution problem and the limited lifetime for ...
Junpeng Wu, Yang Zheng, Xiaoyi Li
doaj   +1 more source

Light harvesting self-powered strain sensor using 3C-SiC/Si heterostructure

open access: yes, 2022
Herein we report a light harvesting self-powered strain sensor using a monolithic heterojunction structure. Firstly, a strain sensor in a geometry of a cantilever with a 3C-SiC/Si heterojunction sensing element is fabricated.
Nguyen, NT   +19 more
core   +1 more source

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