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  1. No Access

    Article

    Ti:sapphire femtosecond laser direct micro-cutting and profiling of graphene

    This paper reports the formation of uniform single layer micro-patterns of graphene on a glass substrate using direct femtosecond laser cutting. The cutting of graphene was achieved in air and argon. By transl...

    W. Zhang, L. Li, Z. B. Wang, A. A. Pena, D. J. Whitehead, M. L. Zhong… in Applied Physics A (2012)

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    Article

    Influence of particle shape on sheared dense granular media

    We study by means of molecular dynamics simulations of periodic shear cells, the influence of particle shape on the global mechanical behavior of dense granular media. At large shear deformation samples with e...

    A. A. Peña, R. García-Rojo, H. J. Herrmann in Granular Matter (2007)