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Title:
NANOCOMPOSITE OF GRAPHENE AND METAL OXIDE MATERIALS
Document Type and Number:
WIPO Patent Application WO/2010/014215
Kind Code:
A3
Abstract:
Nanocomposite materials comprising a metal oxide bonded to at least one graphene material. The nanocomposite materials exhibit a specific capacity of at least twice that of the metal oxide material without the graphene at a charge/discharge rate greater than about 10C.

Inventors:
LIU JUN (US)
AKSAY ILHAN A (US)
CHOI DAIWON (US)
WANG DONGHAI (US)
YANG ZHENGUO (US)
Application Number:
PCT/US2009/004369
Publication Date:
April 01, 2010
Filing Date:
July 28, 2009
Export Citation:
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Assignee:
BATTELLE MEMORIAL INSTITUTE (US)
UNIV PRINCETON (US)
LIU JUN (US)
AKSAY ILHAN A (US)
CHOI DAIWON (US)
WANG DONGHAI (US)
YANG ZHENGUO (US)
International Classes:
C01B31/02; C01B31/04; H01M10/00; H01M10/052; H01M10/36; H01M16/00
Other References:
GRAEME WILLIAMS, BRIAN SEGER AND PRASHANT V. KAMAT: "TiO2-Graphene Nanocomposites. UV-Assisted Photocatalytic Reduction of Graphene Oxide", ACS NANO,, vol. 2, no. 7, 3 July 2008 (2008-07-03), 10.1021/nn800251f, pages 1487 - 1491, XP009127708
Q. OU, T. TANAKA, M. MESKO, A. OGINO AND M. NAGATSU: "Characteristics of graphene-layer encapsulated nanoparticles fabricated using laser ablation method", DIAMOND AND RELATED MATERIALS, vol. 17, no. 4-5, 1 November 2007 (2007-11-01), doi:10.1016/j.diamond.2007.10.023, pages 664 - 668, XP002562266
HANNES C. SCHNIEPP AND AL: "Functionalized Single Graphene Sheets Derived from Splitting Graphite Oxide", J. PHYS. CHEM. B,, vol. 110, no. 17, 11 April 2006 (2006-04-11), 10.1021/jp060936f, pages 8535 - 8539, XP002562267
MERYL D. STOLLER, SUNGJIN PARK, YANWU ZHU, JINHO AN AND RODNEY S. RUOFF: "Graphene-Based Ultracapacitors", NANOLETTERS, vol. 8, no. 10, 13 September 2008 (2008-09-13), 10.1021/nl802558y, pages 3498 - 3502, XP002562268
EUNJOO YOO, JEDEOK KIM, EIJI HOSONO, HAO-SHEN ZHOU, TETSUICHI KUDO AND ITARU HONMA: "Large Reversible Li Storage of Graphene Nanosheet Families for Use in Rechargeable Lithium Ion Batteries", NANOLETTERS, vol. 8, no. 8, 24 July 2008 (2008-07-24), 10.1021/nl800957b, pages 2277 - 2282, XP002562269
SASHA STANKOVICH, DMITRIY A. DIKIN, GEOFFREY H. B. DOMMETT, KEVIN M. AT AL: "Graphene-based composite material", NATURE, vol. 442, July 2006 (2006-07-01), 10.1038/nature04969, pages 282 - 286, XP002562270
MASATSUGU SUZUKI,, ITSUKO S. SUZUKI, A AND JÜRGEN WALTER: "H?T phase diagram and the nature of vortex-glass phase in a quasi-two-dimensional superconductor: Sn-metal layer sandwiched between graphene sheets", PHYSICA C: SUPERCONDUCTIVITY, vol. 402, no. 3, 6 November 2003 (2003-11-06), doi:10.1016/j.physc.2003.10.001, pages 243 - 256, XP002562271
YULIANG MAO ET AL: "Structural, electronic and magnetic properties of manganese doping in the upper layer of bilayer graphene", NANOTECHNOLOGY, IOP, BRISTOL, GB, vol. 19, no. 20, 21 May 2008 (2008-05-21), pages 205708, XP020136532, ISSN: 0957-4484
SEUNG-MIN PAEK, EUNJOO YOO AND ITARU HONMA: "Enhanced Cyclic Performance and Lithium Storage Capacity of SnO2/Graphene Nanoporous Electrodes with Three-Dimensionally Delaminated Flexible Structure", NANOLETTERS, vol. 9, no. 1, 17 December 2008 (2008-12-17), 10.1021/nl802484w, pages 72 - 75, XP002562272
Attorney, Agent or Firm:
BRANTON, Vincent A. et al. (P.O. Box 999 Richland, WA, US)
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