Results 51 to 60 of about 10,335 (280)

A Portable Triboelectric Nanogenerator Based on Dehydrated Nopal Powder for Powering Electronic Devices

Sensors, 2023
Triboelectric nanogenerators (TENGs) based on organic materials can harvest green energy to convert it into electrical energy. These nanogenerators could be used for Internet-of-Things (IoT) devices, substituting solid-state chemical batteries that have ...
Ernesto A. Elvira-Hernández, Omar I. Nava-Galindo, Elisa K. Martínez-Lara, Enrique Delgado-Alvarado, Francisco López-Huerta, Arxel De León, Carlos Gallardo-Vega, Agustín L. Herrera-May   +7 more
doaj   +1 more source

Boosting the electrical output of cement-based triboelectric nanogenerator by surface treatment technique [PDF]

, 2023
Kanisorn Kaewsrithong, Anucha Kaewpoonsuk, Pincha Torkittikul, Watcharapong Wongkeo, Arnon Chaipanich, Rattiyakorn Rianyoi, Thanongsak Nochaiya   +6 more
openalex   +1 more source

Microneedle Technology in Psoriasis Management: Mechanistic Insights, Technological Innovation, Clinical Progress, and Challenges

Advanced Healthcare Materials, EarlyView.
This review explores the evolving role of microneedle systems in psoriasis management, highlighting their potential for enhanced drug delivery, diagnosis, and disease monitoring. It also discusses unmet clinical needs for psoriasis management and technical challenges, while outlining strategic directions to advance microneedle integration into routine ...
Fatma Moawad, Yasmine Ruel, Roxane Pouliot, Davide Brambilla   +3 more
wiley   +1 more source

Triangulated Cylinder Origami-Based Piezoelectric/Triboelectric Hybrid Generator to Harvest Coupled Axial and Rotational Motion

Research, 2021
Piezoelectric nanogenerators (PENGs) and triboelectric nanogenerators (TENGs) are representative technologies that can harvest mechanical energy. In general, piezoelectric/triboelectric hybrid generators can harvest considerable energy with a limited ...
Jihoon Chung, Myunghwan Song, Seh-Hoon Chung, Woojin Choi, Sanghyun Lee, Zong-Hong Lin, Jinkee Hong, Sangmin Lee   +7 more
doaj   +1 more source

3D Anodic Alumina Nanoarchitectures: A Decade of Progress from Foundational Science to Functional Metamaterials

Advanced Materials, EarlyView.
Ordered three‐dimensional anodic aluminum oxide (3D‐AAO) nanoarchitectures with longitudinal and transverse pores enable architecture‐driven metamaterials. The review maps fabrication advances, including hybrid pulse anodization, and shows how 3D‐AAO templates tailor properties across magnetism, energy, catalysis, and sensing.
Marisol Martín‐González
wiley   +1 more source

A self-improving triboelectric nanogenerator with improved charge density and increased charge accumulation speed

Nature Communications, 2018
The performance of triboelectric nanogenerators is impacted by charge density, which can be restricted by air breakdown. Here the authors report a self-improving triboelectric nanogenerator that overcomes the limitation, achieving increased charge ...
Li Cheng, Qi Xu, Youbin Zheng, Xiaofeng Jia, Yong Qin   +4 more
doaj   +1 more source

Electrically Assisted Thermal Stamping of Tunable Carbon‐Based Nanofilms for Direct Fabrication of Hydrophobic, Energy Harvesting, and Sensing Devices

Advanced Materials, EarlyView.
Schematic illustration of the electrically assisted thermal stamping (EATS) method for direct fabrication of carbon‐based nanofilms and their multifunctional applications. Localized Joule heating triggers simultaneous exfoliation, reduction, and fluoropolymer incorporation under ambient conditions, yielding tunable carbon‐based thin‐film coatings ...
Byungseok Seo, Yong Choi, Gajendra S. Shekhawat, Minjoong Shin, Kunmo Koo, Xiaobing Hu, Jiheon Kim, Wonjoon Choi, Xinqi Chen, Vinayak P. Dravid   +9 more
wiley   +1 more source

Sustainable polymer materials for triboelectric and hybrid energy harvesting [PDF]

APL Electronic Devices
The generation of sustainable electrical energy from wasted environmental mechanical stimuli is a necessary step for supplying low-power devices in this digitalization era.
P. Costa, S. Lanceros-Méndez, C. R. Tubio, G. Pace, R. Brito-Pereira, T. Rodrigues-Marinho   +5 more
doaj   +1 more source

Engineering Materials at the Nanoscale for Triboelectric Nanogenerators

Cell Reports Physical Science, 2020
Summary: Taking advantage of the coupling effect of contact electrification and electrostatic induction, triboelectric nanogenerators can effectively convert various forms of ambient mechanical energy into electricity, and therefore have attracted much ...
Yihao Zhou, Weili Deng, Jing Xu, Jun Chen   +3 more
doaj   +1 more source

Aqueously Upcycled Lignin with Emergent Tribonegativity for Skin‐Integrated Triboelectronics

Advanced Materials, EarlyView.
Aqueously upcycled lignin is transformed into a printable ink that self‐assembles into a nanotextured surface during printing with the highest reported biopolymer‐based tribonegativity. The resulting skin‐integrated triboelectric sensor enables high‐fidelity cardiovascular monitoring and objective mental workload classification, demonstrating a ...
Robert Ccorahua‐Santo, Mi Li, Yi Zheng, Wenzhuo Wu   +3 more
wiley   +1 more source