Results 111 to 120 of about 5,518 (242)

Towards Advanced Intelligent and Perceptive Soft Grippers

open access: yesAdvanced Intelligent Systems, EarlyView.
Implementing soft yet strong and intelligent soft grippers request innovative and creative solutions in designing soft bodies and seamlessly integrating actuated systems with hierarchical sensing. This review systematically analyses soft grippers with a deep understanding of core components, from fundamental design principles to actuation and sensing ...
Haneul Kim   +4 more
wiley   +1 more source

Performance Optimization of Vertical Nanowire‐based Piezoelectric Nanogenerators

open access: yesAdvanced Functional Materials, 2013
The integrated nanogenerator (NG) based on vertical nanowire (NW) arrays is one of the dominant designs developed to harvest mechanical energy using piezoelectric nanostructures. Finite element method (FEM) simulations of such a NG are developed using ZnO NWs in compression mode to evaluate its performances in term of piezoelectric potential generated,
Hinchet, R.   +5 more
openaire   +3 more sources

Coulomb Oscillations of Indium-doped ZnO Nanowire Transistors in a Magnetic Field

open access: yes, 2010
We report on the observation of Coulomb oscillations from localized quantum dots superimposed on the normal hopping current in ZnO nanowire transistors. The Coulomb oscillations can be resolved up to 20 K.
Irvine, Andrew C.   +4 more
core   +1 more source

Fiber‐type soft bioelectronics for wearable and implantable sensing and therapy

open access: yesBMEMat, EarlyView.
Fiber‐type soft bioelectronics are emerging as versatile platforms for wearable and implantable health monitoring and therapeutic applications. These bioelectronics use organic and inorganic matrices combined with advanced fillers, which feature high conductivity, electrochemical sensitivity, softness, and biocompatibility.
Haneul Kim   +5 more
wiley   +1 more source

Comparison of deposition methods of ZnO thin film on flexible substrate [PDF]

open access: yes, 2017
This paper reports the effect of the different deposition methods towards the ZnO nanostructure crystal quality and film thickness on the polyimide substrate.
Ahmad, M. K.   +3 more
core  

Light–Moisture Coupling for Enhanced Energy Harvesting

open access: yesEcoEnergy, EarlyView.
Light–moisture coupling energy‐harvesting devices exhibit improved power output and long‐term stability by continuously consuming accumulated protons via photogenerated carriers, thereby dynamically reconstructing ion concentration gradients during operation.
Guangtao Zan, Shengyou Li, Kaiying Zhao
wiley   +1 more source

The preparation、assembly and application of micro-nanopiezoelectric fibers [PDF]

open access: yes, 2015
本论文采用溶液纺丝法、高压静电纺丝法制备了多尺度微纳米压电纤维材料,并将其应用于压电能量收集器件的制备,论文示范和讨论了基于压电纤维的能量收集器件的性能和工作机理。 论文采用静电纺丝技术制备了Pb(Zr,Ti)O3和(Na,K)0.5Bi0.5TiO3纳米纤维,并通过接收装置的设计实现了纤维定向排列。研究讨论了纺丝过程中聚合物黏度、纺丝电压、固化距离、前驱体溶液供给率和空气湿度等对静电纺丝制备得到的纤维形貌的影响,确定了最优的静电纺丝工艺参数。 论文通过研究水热反应等离子交换制备得到取向的BaTiO3 ...
张敏
core  

Unraveling Mechanisms and Engineering Strategies for Superior Photocarrier Dynamics Toward Efficient Photocatalysis

open access: yesEcoEnergy, EarlyView.
Despite its potential, photocatalysis is limited by inefficient charge carrier separation and transport. This article reviews the mechanisms, characterization methods, and strategies for improvement, concluding with future challenges in the field. ABSTRACT Photocatalysis offers a promising solution to environmental and renewable energy issues. However,
Leqi Cheng   +5 more
wiley   +1 more source

Triboelectric Nanogenerator Structure Designs and Mechanical Energy Harvesting Applications [PDF]

open access: yes, 2014
随着环境污染、能源危机等社会问题的加剧,发展新型、高效且能够直接从环境中收集能量的新能源技术成为当今科学技术发展的一个重要课题。在各式各样的能量来源中,机械能由于其广泛存在于日常生活环境中,已经成为最受人们关注的能源之一。基于上述背景,纳米发电机——一种利用纳米材料和纳米结构收集机械能并转化成电能的新技术——于2006年被美国佐治亚理工学院王中林院士课题组首次提出,并快速发展成为一种高效且具有广泛实际应用前景的新能源技术。近年来,随着纳米发电机技术的发展,该领域的一个重要分支 ...
谢燕楠
core  

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