Results 11 to 20 of about 1,122,592 (279)

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

Thermally stable piezoelectric sensors for quantitative pressure sensing based on linear piezoelectric zinc oxide thin films

Materials & Design, 2023
Linear piezoelectric materials offer new opportunities for next-generation multifunctional micro/nano systems on chip aside from ferroelectrics. However, the advantage of quantitative pressure sensing of linear piezoelectric materials over ferroelectrics
Yongkuan Li, Hongsen Lin, Jianrong Lin, Cheng Zhou, Aixin Luo, Jiachen Yang, Jieyu Zhang, Zhixiang Hong, Xueyan Hou, Peng Xiao, Bingfeng Fan   +10 more
doaj   +1 more source

Flexible Multiscale Pore Hybrid Self-Powered Sensor for Heart Sound Detection

Sensors, 2021
This research introduces an idea of producing both nanoscale and microscale pores in piezoelectric material, and combining the properties of the molecular β-phase dipoles in ferroelectric material and the space charge dipoles in order to increase the ...
Boyan Liu, Liuyang Han, Lyuming Pan, Hongzheng Li, Jingjing Zhao, Ying Dong, Xiaohao Wang   +6 more
doaj   +1 more source

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

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