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  1. No Access

    Article

    Technical Assessment and Implementation of Cemented Rock Fill at the Cerro Lindo Mining Unit in Peru

    The authors developed a pilot project to test different preparations of cemented rock fill, determine the appropriate mix design, and check necessary mix strength. The article presents the required resistance ...

    L. A. Pérez, C. G. Perea in Journal of Mining Science (2023)

  2. No Access

    Article

    Interstitial sodium and lithium do** effects on the electronic and mechanical properties of silicon nanowires: a DFT study

    In this work, we present a theoretical study of the electronic band structure and the Young’s modulus of hydrogen-passivated silicon nanowires (H-SiNWs), grown along the [110] crystallographic direction, as a ...

    F. Salazar, A. Trejo-Baños, A. Miranda, L. A. Pérez… in Journal of Molecular Modeling (2019)

  3. No Access

    Article

    Theoretical study of the mechanical and electronic properties of [111]-Si nanowires with interstitial lithium

    In this work, we present a density functional study of the Young’s modulus and electronic properties of hydrogen passivated silicon nanowires (H-SiNWs) grown along [111] crystallographic direction as function ...

    A. González-Macías, F. Salazar, A. Miranda… in Journal of Materials Science: Materials in… (2018)

  4. No Access

    Article

    Sputtering of the target surface by Cs+ ions: Steady-state concentration of implanted cesium and emission of CsM+ cluster ions

    Experimental data for the variation of the work function on the Si and GaAs semiconductor surfaces irradiated by cesium ions are presented. The formation mechanism of CsM+ cluster ions (M is the analyte) is consi...

    Yu. Kudriavtsev, R. Asomoza, M. Mansurova, L. A. Perez, V. M. Korol’ in Technical Physics (2013)

  5. No Access

    Article

    Structural and electronic properties of PtPd and PtNi nanoalloys

    The lowest-energy structures of binary (PtPd)n, (PtNi)m, (PtNi3)s, and (Pt3Ni)s nanoclusters, with n=2–28, m=2–20, and s=4–6, modeled by the many-body Gupta potential, were obtained by using a genetic-symbiotic a...

    A. Radillo-Díaz, Y. Coronado, L. A. Pérez, I. L. Garzón in The European Physical Journal D (2009)

  6. No Access

    Article

    Density functional study of the cysteine adsorption on Au nanoclusters

    The adsorption of the cysteine amino acid (H–SCβH2–CαH–NH2–COOH) on the Au55 cluster is investigated through density functional theory calculations. Two isomers, with icosahedral (Ih) and chiral (C1) geometries, ...

    L. A. Pérez, X. López-Lozano, I. L. Garzón in The European Physical Journal D (2009)

  7. No Access

    Chapter

    Scale Control by Using a New Non-Phosphorus, Environmentally Friendly Scale Inhibitor

    A new non-phosphorus scale inhibitor that prevents different types of scales under industrial process conditions has been developed. The new compound can be applied to control calcium carbonate scale in the co...

    L. A. Perez, D. F. Zidovec in Mineral Scale Formation and Inhibition (1995)