Journal ArticleDOI
Emergent Pseudocapacitance of 2D Nanomaterials
Xu Yu,Xu Yu,Sol Yun,Jeong Seok Yeon,Pallab Bhattacharya,Libin Wang,Seung Woo Lee,Xianluo Hu,Ho Seok Park +8 more
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This article is published in Advanced Energy Materials.The article was published on 2018-05-01. It has received 270 citations till now. The article focuses on the topics: Pseudocapacitance.read more
Citations
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High-Power Lithium Batteries from Functionalized Carbon Nanotube Electrodes
TL;DR: Layer-by-layer techniques are used to assemble an electrode that consists of additive-free, densely packed and functionalized multiwalled carbon nanotubes, which had a gravimetric energy approximately 5 times higher than conventional electrochemical capacitors and power delivery approximately 10 timesHigher than conventional lithium-ion batteries.
Journal ArticleDOI
Achieving high energy density and high power density with pseudocapacitive materials
Christopher S. Choi,David S. Ashby,David S. Ashby,Danielle M. Butts,Ryan H. DeBlock,Qiulong Wei,Jonathan Lau,Jonathan Lau,Bruce Dunn +8 more
TL;DR: In this article, the fundamental electrochemical properties of pseudocapacitive materials, with emphasis on kinetic processes and distinctions between battery and pseudo-capacitive material, are described.
Journal ArticleDOI
Transition metal based battery-type electrodes in hybrid supercapacitors: A review
TL;DR: In this paper, current research progress of transition metal-based battery-type materials in hybrid supercapacitors is reviewed, and conclusive remarks and opinions for future development of high performance HSCs are proposed with the intention to provide some clues for build-up of high rate and long life energy storage systems.
Journal ArticleDOI
True Meaning of Pseudocapacitors and Their Performance Metrics: Asymmetric versus Hybrid Supercapacitors
Nilesh R. Chodankar,Hong Duc Pham,Ashok Kumar Nanjundan,Joseph F. S. Fernando,Kolleboyina Jayaramulu,Dmitri Golberg,Young-Kyu Han,Deepak P. Dubal +7 more
TL;DR: A method to distinguish battery-type and pseudocapacitive materials using the electrochemical signatures and quantitative kinetics analysis is outlined, and the distinction between asymmetric and hybrid supercapacitors is discussed.
Journal ArticleDOI
Fast Gelation of Ti 3 C 2 T x MXene Initiated by Metal Ions
Yaqian Deng,Tongxin Shang,Zhitan Wu,Zhitan Wu,Ying Tao,Ying Tao,Chong Luo,Jiachen Liang,Jiachen Liang,Daliang Han,Daliang Han,Ruiyang Lyu,Changsheng Qi,Changsheng Qi,Wei Lv,Feiyu Kang,Quan-Hong Yang,Quan-Hong Yang +17 more
TL;DR: The first gelation of MXenes in an aqueous dispersion that is initiated by divalent metal ions is reported, where the strong interaction between these ions and OH groups on the MXene surface plays a key role.
References
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The chemistry of two-dimensional layered transition metal dichalcogenide nanosheets
TL;DR: This Review describes how the tunable electronic structure of TMDs makes them attractive for a variety of applications, as well as electrically active materials in opto-electronics.
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Nano-sized transition-metal oxides as negative-electrode materials for lithium-ion batteries
TL;DR: It is reported that electrodes made of nanoparticles of transition-metal oxides (MO), where M is Co, Ni, Cu or Fe, demonstrate electrochemical capacities of 700 mA h g-1, with 100% capacity retention for up to 100 cycles and high recharging rates.
Journal ArticleDOI
Two‐Dimensional Nanocrystals Produced by Exfoliation of Ti 3 AlC 2
Michael Naguib,Murat Kurtoglu,Volker Presser,Jun Lu,Junjie Niu,Min Heon,Lars Hultman,Yury Gogotsi,Michel W. Barsoum +8 more
TL;DR: 2D nanosheets, composed of a few Ti 3 C 2 layers and conical scrolls, produced by the room temperature exfoliation of Ti 3 AlC 2 in hydrofl uoric acid are reported, which opens a door to the synthesis of a large number of other 2D crystals.
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High-performance lithium battery anodes using silicon nanowires
Candace K. Chan,Hailin Peng,Gao Liu,Kevin McIlwrath,Xiao Feng Zhang,Robert A. Huggins,Yi Cui +6 more
TL;DR: The theoretical charge capacity for silicon nanowire battery electrodes is achieved and maintained a discharge capacity close to 75% of this maximum, with little fading during cycling.
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Carbon-based Supercapacitors Produced by Activation of Graphene
Yanwu Zhu,Shanthi Murali,Meryl D. Stoller,K. J. Ganesh,Weiwei Cai,Paulo J. Ferreira,Adam Pirkle,Robert M. Wallace,Katie A. Cychosz,Matthias Thommes,Dong Su,Eric A. Stach,Rodney S. Ruoff +12 more
TL;DR: This work synthesized a porous carbon with a Brunauer-Emmett-Teller surface area, a high electrical conductivity, and a low oxygen and hydrogen content that has high values of gravimetric capacitance and energy density with organic and ionic liquid electrolytes.