GSTDTAP  > 地球科学
DOI10.1126/science.aax6182
Torsional refrigeration by twisted, coiled, and supercoiled fibers
Wang, Run1; Fang, Shaoli2; Xiao, Yicheng1; Gao, Enlai2,3; Jiang, Nan2,4; Li, Yaowang5; Mou, Linlin1; Shen, Yanan1; Zhao, Wubin1; Li, Sitong1; Fonseca, Alexandre F.6; Galvao, Douglas S.6; Chen, Mengmeng1; He, Wenqian1; Yu, Kaiqing1; Lu, Hongbing7; Wang, Xuemin7,8; Qian, Dong7; Aliev, Ali E.2; Li, Na2,9; Haines, Carter S.2; Liu, Zhongsheng1; Mu, Jiuke2; Wang, Zhong2; Yin, Shougen10; Lima, Marcio D.11; An, Baigang12; Zhou, Xiang13; Liu, Zunfeng1; Baughman, Ray H.2
2019-10-11
发表期刊SCIENCE
ISSN0036-8075
EISSN1095-9203
出版年2019
卷号366期号:6462页码:216-+
文章类型Article
语种英语
国家Peoples R China; USA; Brazil
英文摘要

Higher-efficiency, lower-cost refrigeration is needed for both large- and small-scale cooling. Refrigerators using entropy changes during cycles of stretching or hydrostatic compression of a solid are possible alternatives to the vapor-compression fridges found in homes. We show that high cooling results from twist changes for twisted, coiled, or supercoiled fibers, including those of natural rubber, nickel titanium, and polyethylene fishing line. Using opposite chiralities of twist and coiling produces supercoiled natural rubber fibers and coiled fishing line fibers that cool when stretched. A demonstrated twist-based device for cooling flowing water provides high cooling energy and device efficiency. Mechanical calculations describe the axial and spring-index dependencies of twist-enhanced cooling and its origin in a phase transformation for polyethylene fibers.


领域地球科学 ; 气候变化 ; 资源环境
收录类别SCI-E
WOS记录号WOS:000490014700038
WOS关键词NATURAL-RUBBER ; THERMAL-DIFFUSIVITY ; TEMPERATURE
WOS类目Multidisciplinary Sciences
WOS研究方向Science & Technology - Other Topics
引用统计
文献类型期刊论文
条目标识符http://119.78.100.173/C666/handle/2XK7JSWQ/202528
专题地球科学
资源环境科学
气候变化
作者单位1.Nankai Univ, Coll Pharm, State Key Lab Med Chem Biol, Key Lab Funct Polymer Mat, Tianjin 300071, Peoples R China;
2.Univ Texas Dallas, Alan G MacDiarmid NanoTech Inst, Richardson, TX 75080 USA;
3.Wuhan Univ, Sch Civil Engn, Dept Engn Mech, Wuhan 430072, Hubei, Peoples R China;
4.Tsinghua Shenzhen Int Grad Sch, Shenzhen Geim Graphene Ctr, Shenzhen 518055, Peoples R China;
5.Tsinghua Univ, Sch Life Sci, Beijing 100084, Peoples R China;
6.Univ Estadual Campinas, Appl Phys Dept, BR-3081970 Campinas, SP, Brazil;
7.Univ Texas Dallas, Dept Mech Engn, Richardson, TX 75080 USA;
8.Georgia Southern Univ, Dept Mech Engn, Statesboro, GA 30458 USA;
9.MilliporeSigma, Mat Sci, Milwaukee, WI 53209 USA;
10.Tianjin Univ Technol, Inst Mat Phys, Tianjin 300384, Peoples R China;
11.Lintec Amer, Nanosci & Technol Ctr, Richardson, TX 75081 USA;
12.Univ Sci & Technol Liaoning, Sch Chem Engn, Anshan 114051, Liaoning, Peoples R China;
13.China Pharmaceut Univ, Dept Sci, Nanjing 211198, Jiangsu, Peoples R China
推荐引用方式
GB/T 7714
Wang, Run,Fang, Shaoli,Xiao, Yicheng,et al. Torsional refrigeration by twisted, coiled, and supercoiled fibers[J]. SCIENCE,2019,366(6462):216-+.
APA Wang, Run.,Fang, Shaoli.,Xiao, Yicheng.,Gao, Enlai.,Jiang, Nan.,...&Baughman, Ray H..(2019).Torsional refrigeration by twisted, coiled, and supercoiled fibers.SCIENCE,366(6462),216-+.
MLA Wang, Run,et al."Torsional refrigeration by twisted, coiled, and supercoiled fibers".SCIENCE 366.6462(2019):216-+.
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