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Zero-waste emission design of sustainable and programmable actuators

SusMat 2023年第2期3卷 207-221页

作者： Linchao Sun lixuan che Ming Li William George Neal Xu Leng Yaojia Long Yifeng Jia Yunhu Gao Matteo Palma Yao Lu Department of chemistry School of Physical and Chemical SciencesQueen Mary University of LondonLondonUK State Key Laboratory of Structural Analysis for Industrial Equipment Dalian University of TechnologyDalianChina chemistry Research Laboratory Department of ChemistryUniversity of OxfordOxfordUK Department of Engineering University of CambridgeCambridgeUK

Moisture-responsive actuators are widely used as energy-harvesting devices due to their excellent ability to spontaneously and continuously convert external energy into kinetic ***,it remains a challenge to sustainably synthesize moisture-driven ***,we present a sustainable zero-waste emission methodology to prepare soft actuators using carbon nano-powders and biodegradable polymers through a water evaporation *** to the water solubility and recyclability of the matrixes employed here,the entire synthetic process achieves zero-waste *** composite films featured strong figures of merit and capabilities with a 250◦maximum bending angle under 90%relative *** motions and intelligent bionic applications,including walkers,smart switches,robotic arms,flexible excavators,and hand-shaped actuators,were further achieved by modulating the geometry of the *** sustainable method for actuators’fabrication has great potential in large-scale productions and applications due to its advantages of zero-waste emission manufacturing,excellent recyclability,inherent adaptive integration,and low cost.

关键词： programmable motions recyclability sustainable actuators zero-waste emission

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A nanonewton-scale biomimetic mechanosensor

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Microsystems & Nanoengineering 2023年第4期9卷 45-56页

作者： Chi Zhang Mengxi Wu Ming Li lixuan che Zhiguang Tan Di Guo Zhan Kang Shuye Cao Siqi Zhang Yu Sui Jining Sun Liding Wang Junshan Liu State Key Laboratory of High-performance Precision Manufacturing Dalian University of Technology116024 DalianLiaoningChina Key Laboratory for Micro/Nano Technology and System of Liaoning Province Dalian University of Technology116024 DalianLiaoningChina State Key Laboratory of Structural Analysis for Industrial Equipment Dalian University of Technology116024 DalianChina

Biomimetic mechanosensors have profound implications for various areas,including health care,prosthetics,human‒machine interfaces,and *** one of the most important parameters,the sensitivity of mechanosensors is intrinsically determined by the detection resolution to mechanical *** this manuscript,we expand the force detection resolution of current biomimetic mechanosensors from the micronewton to nanonewton *** develop a nanocrack-based electronic whisker-type mechanosensor that has a detection resolution of 72.2 *** achieve the perception of subtle mechanical stimuli,such as tiny objects and airflow,and the recognition of surface morphology down to a 30 nm height,which is the finest resolution ever reported in biomimetic *** importantly,we explore the use of this mechanosensor in wearable devices for sensing gravity field orientation with respect to the body,which has not been previously achieved by these types of *** develop a wearable smart system for sensing the body’s posture and movements,which can be used for remote monitoring of falls in elderly *** summary,the proposed device offers great advantages for not only improving sensing ability but also expanding functions and thus can be used in many fields not currently served by mechanosensors.

关键词： mec expanding profound

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不同砧木嫁接对黄瓜品质、产量和抗根结线虫的影响

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蔬菜 2021年第6期 28-30页

作者：梁增文魏家鹏车力轩梁溪原马洪光梁友忠吴金锋杨朝霞山东永盛农业发展有限公司山东寿光262700 潍坊职业学院山东潍坊261041 寿光市台头镇农业农村服务中心山东寿光262700

为了比较不同砧木嫁接对黄瓜品质、产量和抗根结线虫的影响,分别采用南非砧木和中国白籽南瓜作为砧木对黄瓜进行嫁接,分析其对黄瓜苗期生长特性、果实品质、产量和抗病性的影响。结果表明,采用南非砧木嫁接的黄瓜苗根冠比和一级侧根数最... 详细信息

为了比较不同砧木嫁接对黄瓜品质、产量和抗根结线虫的影响,分别采用南非砧木和中国白籽南瓜作为砧木对黄瓜进行嫁接,分析其对黄瓜苗期生长特性、果实品质、产量和抗病性的影响。结果表明,采用南非砧木嫁接的黄瓜苗根冠比和一级侧根数最大,种苗质量较好;果实可溶性糖、VC含量、可溶性蛋白均较对照有显著性提高;且黄瓜产量及抗病性均强于对照及中国白籽南瓜。综合比较,南非砧木具有较强的抗病性、改善品质和增产功能。

关键词：南非砧木黄瓜嫁接品质根结线虫

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