Controllable Growth of Single-crystal Graphene Domains by Chemistry Vapor Deposition

来源 :2014中国国际石墨烯创新大会 | 被引量 : 0次 | 上传用户:maomaoniaoniao
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  The final goal for the control synthesis of graphene is to get large-size, single-crystal and monolayer (or the number of layers can be controlled) graphene.For this end, a lot of synthetic methods have been developed.Among them, chemical vapor deposition (CVD) has been recognized as a promising one since it combines high quality and large quantity of the product.A typical CVD process of graphene synthesis processes two basic stages, nucleation and growth, in which the randomly distributed graphene nuclei would continue to grow and eventually merge into film.Compared with the graphene film composed of numerous grain boundaries, single-crystal graphene domain is more important for electronic applications and could exhibit more outstanding device performance due to the absence of defects.
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