Results 191 to 200 of about 1,971 (267)

Sustainable Live Sound Monitoring and Classification System Enabled by a Triboelectric Nanogenerator and Machine Learning Techniques

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A high‐performance Triboelectric Nanogenerator (TENG) acoustic sensor using polyimine/graphite polypropylene (PI/GP) was developed for real‐time, sustainable sound monitoring and classification. The self‐powered device delivers 25.67 μW output power, 92.7% accuracy with MobileNet V1, and powers a wireless transmission circuit, demonstrating dual ...
Majid Haji Bagheri, Araz Rajabi‐Abhari, Owen Gibbs, Pengcheng Xi, Asif Abdullah Khan, Fangzheng Huang, Md Soyaeb Hassan, Ning Yan, Dayan Ban   +8 more
wiley   +1 more source

Achieving Ultrahigh DC-Power Triboelectric Nanogenerators by Lightning Rod-Inspired Field Emission Modeling. [PDF]

Research (Wash D C)
Li Q, Fu S, Yang H, Li X, Zhang X, Hu C, Xi Y.   +6 more
europepmc   +1 more source

Multifunctional Organic and Inorganic Composite Coating for Outdoor Droplet Energy Collection and Water Quality Monitoring

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
The difluoropyridine‐based benzoxazine (BA‐fa) was synthesized through a Mannich reaction, and a MoO3‐doped PBA‐fa complex layered DEG was fabricated using an ultrasonic spray coating method, which can not only generate electricity in rainy days but also effectively prevent fires on building roofs, self‐cleaning the surface of buildings on rainy days ...
Xiaotian Fan, Wenchao He, Ying Liu, Zhaoxin Liu, Shuang Lu, Jie Wang, Yannan Li, Yan Zhao, Limin Wu   +8 more
wiley   +1 more source

Tribology-driven modulation of piezoelectricity in 2D CdS bilayers: a first-principles investigation. [PDF]

RSC Adv
Islam ASMJ, Islam MS, Bhuiyan AG, Stampfl C, Park J.   +4 more
europepmc   +1 more source

Two‐Dimensional Piezoelectric Nanomaterials for Nanoelectronics and Energy Harvesting

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Two‐Dimensional Piezoelectric Nanomaterials from properties to applications. Smart materials, especially piezoelectric materials, have gained popularity over the last two decades. Two‐dimensional (2D) piezoelectric materials exhibit attributes including great flexibility, ease of workability, extensive surface area, and many active sites, indicating ...
Yujun Cao, Sikandar Aftab, Zeeshan Ali, Muhammad Farooq Khan, Ghazanfar Nazir, Awais Khalid, Hosameldin Helmy Hegazy, Ibrahim S. Yahia, Altaf Hussain Rajpar, Burragoni Sravanthi Goud, Jae Hong Kim, Erdi Akman, Xin Li   +12 more
wiley   +1 more source

Closely Packed Stretchable Ultrasound Array Fabricated with Surface Charge Engineering for Contactless Gesture and Materials Detection. [PDF]

Adv Sci (Weinh)
Dutta A, Niu Z, Abdullah AM, Tiwari N, Biswas MAS, Li B, Lorestani F, Jing Y, Cheng H, Zhang S.   +9 more
europepmc   +1 more source

GaIn‐Induced Polarization Control in PVDF for High‐Efficiency Energy Harvesting and Instantaneous Wireless Sensing

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This study presents a liquid metal–engineered β‐PVDF composite enabling high‐performance piezoelectric–triboelectric nanogenerators. Guided by MD/DFT simulations, GaIn doping promotes β‐phase formation and dipole alignment, while native oxides enhance charge retention.
Jiaqi Lu, Kaihang Zhang, Dinku Hazarika, Liangquan Xu, Jiatong Yao, Lifeng Xuan, Jiafeng Ni, Jianhui Wu, Jie Li, Rui Wan, Xinyu Cai, Chuanrui Chen, Yongjun Wu, Jikui Luo   +13 more
wiley   +1 more source

Preparation of Polyaniline-Modified Cellulose/PDMS Composite Triboelectric Material and Application of Its Pretreatment in MOW Pulp. [PDF]

Polymers (Basel)
Sun X, Wei Y, Sun Y, Yuan J, Chen H, Chen Z, Wang M, Luo L.   +7 more
europepmc   +1 more source

Photoelectrochemical Charge Excitation Enhancement by Triboelectric Nanogenerator for High‐Efficiency Self‐Powered Anticorrosion

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
The synergy of solar and mechanical energy enables a self‐powered photoelectrochemical cathodic protection system, which enhances carrier separation for efficient and sustainable anticorrosion. Harnessing the synergy of solar and mechanical energy presents a potential strategy for high‐efficiency photoelectrochemical cathodic protection.
Youbo Nan, Xiutong Wang, Xiaofan Zhai, Weijie Fan, Yanan Sun, Hui Zhou, Yanliang Huang   +6 more
wiley   +1 more source

Triboelectric Nanogenerators Enable Multifunctional Ice Accretion, Melting, and Interfacial Fracture Detection. [PDF]

Adv Mater
Alasvand Zarasvand K, Soltani M, Rajabi-Abhari A, Khatir B, Malekkhouyan A, Niknahad F, Di Palma P, Bains J, Dolatabadi A, Li Y, Zarifi MH, Yan N, Golovin K.   +12 more
europepmc   +1 more source