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IMAGE: In a study posted online Jan. 28 in the journal Science, University of Texas at Dallas researchers and their colleagues describe creating powerful, unipolar electrochemical yarn muscles that contract more.
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Credit: University of Texas at Dallas
For more than 15 years, researchers at The University of Texas at Dallas and their collaborators in the U.S., Australia, South Korea and China have fabricated artificial muscles by twisting and coiling carbon nanotube or polymer yarns. When thermally powered, these muscles actuate by contracting their length when heated and returning to their initial length when cooled. Such thermally driven artificial muscles, however, have limitations. ....

Soult Ukpyolsi , South Korea , United States , Roberta Welch , Shaoli Fang , Jinsong Leng , Hetao Chu , Kyeongjae Cho , Patrick Conlin , Ray Baughman , Kevin Alberto , Steven Nielsen , Seoul National University , Ut Dallas Nanotech Institute , Alang Macdiarmid Nanotech Institute , Nanotech Institute , Changzhou University , Jianning Ding Of Jiangsu University , Deakin University , Defense Advanced Research Projects Agency Short , University Of Texas At Dallas , University Of Wollongong , Sichuan University , Hanyang University , Welch Foundation , Harbin Institute Of Technology ,