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Xavier Lepró
Researcher at University of Texas at Dallas
Publications - 45
Citations - 6136
Xavier Lepró is an academic researcher from University of Texas at Dallas. The author has contributed to research in topics: Carbon nanotube & Nanotube. The author has an hindex of 27, co-authored 43 publications receiving 5021 citations. Previous affiliations of Xavier Lepró include Lawrence Livermore National Laboratory.
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Journal ArticleDOI
Artificial Muscles from Fishing Line and Sewing Thread
Carter S. Haines,Márcio D. Lima,Na Li,Geoffrey M. Spinks,Javad Foroughi,John D. W. Madden,Shi Hyeong Kim,Shaoli Fang,Mônica Jung de Andrade,Fatma Göktepe,Özer Göktepe,Seyed M. Mirvakili,Sina Naficy,Xavier Lepró,Jiyoung Oh,Mikhail E. Kozlov,Seon Jeong Kim,Xiuru Xu,Xiuru Xu,Benjamin J. Swedlove,Gordon G. Wallace,Ray H. Baughman +21 more
TL;DR: In this article, high-strength polymer fibers used for fishing line and sewing thread can be easily transformed by twist insertion to provide fast, scalable, nonhysteretic, long-life tensile and torsional muscles.
Journal ArticleDOI
Three-dimensionally bonded spongy graphene material with super compressive elasticity and near-zero Poisson’s ratio
Yingpeng Wu,Ningbo Yi,Lu Huang,Tengfei Zhang,Shaoli Fang,Huicong Chang,Na Li,Na Li,Jiyoung Oh,Jae Ah Lee,Jae Ah Lee,Mikhail E. Kozlov,Alin Cristian Chipara,Humberto Terrones,Peishuang Xiao,Guankui Long,Yi Huang,Fan Zhang,Long Zhang,Xavier Lepró,Carter S. Haines,Márcio D. Lima,Nestor Perea Lopez,Lakshmy Pulickal Rajukumar,Ana Laura Elías,Simin Feng,Seon Jeong Kim,Narayanan Tharangattu Narayanan,Pulickel M. Ajayan,Mauricio Terrones,Ali E. Aliev,Pengfei Chu,Zhong Zhang,Ray H. Baughman,Yongsheng Chen +34 more
TL;DR: The scalable self-assembly of randomly oriented graphene sheets into additive-free, essentially homogenous graphene sponge materials that provide a combination of both cork-like and rubber-like properties and display Poisson's ratios in all directions that are near-zero.
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Ultrafast charge and discharge biscrolled yarn supercapacitors for textiles and microdevices
Jae Ah Lee,Min-Kyoon Shin,Shi Hyeong Kim,Hyun U. Cho,Geoffrey M. Spinks,Gordon G. Wallace,Márcio D. Lima,Xavier Lepró,Mikhail E. Kozlov,Ray H. Baughman,Seon Jeong Kim +10 more
TL;DR: Weavable, sewable, knottable and braidable yarns that function as high performance electrodes of redox supercapacitors that deliver high energy and power densities for the applications in electronic textiles are demonstrated.
Journal ArticleDOI
Superior rechargeability and efficiency of lithium-oxygen batteries: hierarchical air electrode architecture combined with a soluble catalyst.
Hee-Dae Lim,Hyelynn Song,Jinsoo Kim,Hyeokjo Gwon,Youngjoon Bae,Kyu-Young Park,Jihyun Hong,Haegyeom Kim,Taewoo Kim,Yong Hyup Kim,Xavier Lepró,Raquel Ovalle-Robles,Ray H. Baughman,Kisuk Kang +13 more
TL;DR: A novel Li-O2 battery with high reversibility and good energy efficiency using a soluble catalyst combined with a hierarchical nanoporous air electrode is reported, enabling ultra-efficient electrode reactions and significantly enhanced catalytic activity.
Journal ArticleDOI
Hierarchically buckled sheath-core fibers for superelastic electronics, sensors, and muscles
Zunfeng Liu,Shaoli Fang,F. A. Moura,F. A. Moura,Jianning Ding,Nan Jiang,Jiangtao Di,Mei Zhang,Xavier Lepró,Douglas S. Galvao,Carter S. Haines,Ningyi Yuan,Shougen Yin,D. W. Lee,Run Wang,Hongyan Wang,Wei Lv,C. Dong,R. C. Zhang,Mengmeng Chen,Q. Yin,Y. T. Chong,Rui Zhang,Rui Zhang,Xiaodong Wang,Márcio D. Lima,Raquel Ovalle-Robles,Dong Qian,Hongbing Lu,Ray H. Baughman +29 more
TL;DR: Using theory, the complementary effects of an increase in muscle length and a large positive Poisson’s ratio on torsional actuation and electronic properties are quantitatively explained.