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Determina o Estrutural de Superf cies via Difra o de Fotoel trons

Tpicos. Introduo e Motivao Aspectos Experimentais e tericos de Difrao de Fotoeltrons (PED) Exemplos para Determinao Estrutural usando PEDPerspectivas para PED e PH no LNLS. 1 - Introduo. Porque Estudar Superfcies ?. A superfcie uma interface entre dois meios, muito com

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Determina o Estrutural de Superf cies via Difra o de Fotoel trons

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    1. Determinação Estrutural de Superfícies via Difração de Fotoelétrons Abner de Siervo Instituto de Física - Unicamp

    2. Tópicos

    4. 1.1 - Quais são as informações importantes ?

    5. Geometria da superfície aplicada à catálise

    6. 2D Alloy : Au on Ni(111) for n-butane conversion

    7. Quais técnicas podem ser utilizadas ?

    15. Experimental Setup

    18. Random surface Alloy of Pd on Cu(111) after anneal.

    19. ~ 1ML Cu on Pd(111) after anneal. 600K

    20. ~ 3ML Cu on Pd(111) Annealed to ~ 1000 K

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