Results 11 to 20 of about 1,115,901 (241)

Piezoelectric Energy Harvesting: Enhancing Power Output by Device Optimisation and Circuit Techniques [PDF]

, 2010
Energy harvesting; that is, harvesting small amounts of energy from environmental sources such as solar, air flow or vibrations using small-scale (≈1cm 3 ) devices, offers the prospect of powering portable electronic devices such as GPS receivers and
Worthington, Emma
core   +7 more sources

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

, 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

Comparative analysis of piezo electric and accelerometer sensor for the design of rate adaptive pacemaker

Measurement: Sensors, 2021
This paper presents a comparative study of activity sensors: piezoelectric and accelerometer sensor, for the design of rate adaptive pacemaker. Activity sensors are incorporated with the demand mode pacemaker for achieving rate adaptiveness of the pacing.
Rohini Srivastava, Nitin Sahai, Ravi P. Tewari, Basant Kumar   +3 more
doaj   +1 more source

Application of Piezoelectric PLLA Braided Cord as Wearable Sensor to Realize Monitoring System for Indoor Dogs with Less Physical or Mental Stress

Micromachines, 2023
We attempted to realize a prototype system that monitors the living condition of indoor dogs without physical or mental burden by using a piezoelectric poly-l-lactic acid (PLLA) braided cord as a wearable sensor.
Yoshiro Tajitsu, Jun Takarada, Tokiya Hikichi, Ryoji Sugii, Kohei Takatani, Hiroki Yanagimoto, Riku Nakanishi, Seita Shiomi, Daiki Kitamoto, Takuo Nakiri, Osamu Takeuchi, Miki Deguchi, Takanori Muto, Kazuaki Kuroki, Wataru Amano, Ayaka Misumi, Mitsuru Takahashi, Kazuki Sugiyama, Akira Tanabe, Shiro Kamohara, Rei Nisho, Koji Takeshita   +21 more
doaj   +1 more source

Sensitivity enhancement of the tactile sensor based on hydrothermally grown ZnO nanorods modified by catalytic Au nanoparticles

Materials Research Express, 2022
Flexible piezoelectric tactile sensor with transverse planar electrodes based on hydrothermally grown ZnO nanorods (ZnO NRs) was presented by using polydimethylsiloxane (PDMS) as flexible substrate and packaging material.
Yurong Liu, Lin Zhu, Yinxue Xiang, Ming Li   +3 more
doaj   +1 more source

Characteristics Research of a High Sensitivity Piezoelectric MOSFET Acceleration Sensor

Sensors, 2020
In order to improve the output sensitivity of the piezoelectric acceleration sensor, this paper proposed a high sensitivity acceleration sensor based on a piezoelectric metal oxide semiconductor field effect transistor (MOSFET).
Chunpeng Ai, Xiaofeng Zhao, Dianzhong Wen   +2 more
doaj   +1 more source

High-Temperature Piezoelectric Sensing

Sensors, 2013
Piezoelectric sensing is of increasing interest for high-temperature applications in aerospace, automotive, power plants and material processing due to its low cost, compact sensor size and simple signal conditioning, in comparison with other high ...
Xiaoning Jiang, Kyungrim Kim, Shujun Zhang, Joseph Johnson, Giovanni Salazar   +4 more
doaj   +1 more source

Application of Piezoelectric Materials in Structural Health Monitoring of Civil Engineering Structure

Chemical Engineering Transactions, 2017
Aimed at the high water and high alkali environment in concrete, a small embedded piezoelectric ceramic sensor for monitoring reinforced concrete structure is developed, and its basic performance parameters are given.
Zhijian Shu
doaj   +1 more source

Development and Characterization of ZnO Piezoelectric Thin Film Sensors on GH4169 Superalloy Steel Substrate by Magnetron Sputtering

Micromachines, 2022
At present, piezoelectric sensors are primarily applied in health monitoring areas. They may fall off owing to the adhesive’s durability, and even damage the monitored equipment.
Guowei Mo, Yunxian Cui, Junwei Yin, Pengfei Gao   +3 more
doaj   +1 more source

Shaping triple-conducting semiconductor BaCo0.4Fe0.4Zr0.1Y0.1O3-δ into an electrolyte for low-temperature solid oxide fuel cells

Nature Communications, 2019
Solid oxide fuel cells enable efficient electricity generation at high temperatures. Here the authors incorporate a mixed ion-electron semiconductor into another semiconductor to form a p-n junction to suppress electron conduction and enhance ion ...
Chen Xia, Youquan Mi, Baoyuan Wang, Bin Lin, Gang Chen, Bin Zhu   +5 more
doaj   +1 more source