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  1. 301

    Thin films of Cu, In and Sb chalcogenides as photovoltaic absorbers por Ornelas Acosta, Raúl Ernesto

    Publicado 2015
    “…Many different photovoltaic technologies are being developed for large-scale solar energy conversion such as crystalline silicon solar cells, thin film solar cells based on a-Si:H, CIGS and CdTe. …”
    Enlace del recurso
    Tesis
  2. 302

    Efecto de la microestructura y la concentración del ácido en la corrosión de aleaciones binarias Pb-Sn por Borrego Navejas, Rocío

    Publicado 2015
    “…Lead is a rare element in earth’s crust, but since it is found in concentrated deposits it can be produced at low cost, and ranks fifth in tonnage consumed after iron, copper, aluminum and zinc. Some of the many applications of lead are: automobile batteries, uninterruptible power sources, radiation shields in nuclear facilities or medical x-ray apparatus, etc. …”
    Enlace del recurso
    Tesis
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  10. 310

    Diversidad de escarabajos atraídos a trampas cebadas con etanol en huertas de aguacate en Sabinas Hidalgo, Nuevo León, México por Quiroz González, Ian Humberto

    Publicado 2020
    “…El presente estudio se realizó en tres huertas de aguacate P. americana var. drymifolia en Sabinas Hidalgo, Nuevo León, con el objetivo de generar una base de conocimientos sobre escarabajos asociados a dichos sistemas de producción. …”
    Enlace del recurso
    Tesis
  11. 311

    Diversidad de escarabajos atraídos a trampas cebadas con etanol en huertas de aguacate en Sabinas Hidalgo, Nuevo León, México por Quiroz González, Ian Humberto

    Publicado 2020
    “…El presente estudio se realizó en tres huertas de aguacate P. americana var. drymifolia en Sabinas Hidalgo, Nuevo León, con el objetivo de generar una base de conocimientos sobre escarabajos asociados a dichos sistemas de producción. …”
    Enlace del recurso
    Tesis
  12. 312

    New developments in aquatic feed ingredients, and potential of enzyme supplements por W. Hardy, Ronald

    Publicado 2019
    “…Grain and oilseed by-products are thus the most promising sources of protein and energy foraquaculture feeds of the future. Despite many successful research studies on the use of plant-derived feedingredients in fish feeds, significant problems remain to be resolved. …”
    Enlace del recurso
    Artículo
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    Oferta Laboral en México: un enfoque de variables instrumentales por Caamal Olvera, Cinthya

    Publicado 2007
    “…This objective will be pursued by analysing the factors relating to the decision of how many hours to work crosswise households, which is made by the head of household. …”
    Enlace del recurso
    Artículo
  17. 317

    Tendencias en los esquemas de financiamientos a la educación superior (Trends in the financing plans of the higher education) por Barragán Codina, José Nicolás

    Publicado 2004
    “…Financing Universities and basically the construction of many of the strategic developmental programs, is the concern of the central administrations. …”
    Enlace del recurso
    Artículo
  18. 318

    Filosofía de la responsabilidad social empresarial = (The Philosophy of enterprise social responsability) por Valenzuela, L. F.

    Publicado 2006
    “…This new model of management based on values could be made specific by means of a social pact laid out by the companies, constituting itself in roll of the employers one that would contribute to the solution of many problems of the society.…”
    Enlace del recurso
    Artículo
  19. 319

    Embotelladoras ARCA Uses Operations Research to Improve Territory Design Plans por López Pérez, Jesús Fabián, Ríos Mercado, Roger Z.

    Publicado 2013
    “…The usage of this methodology has resulted in many important benefits for the company, in particular, it has had a significant improvement with respect to the territory imbalances improving from 30 to 5 %. …”
    Enlace del recurso
    Artículo
  20. 320

    Fungal spores in four catholic churches in the metropolitan area of Monterrey, Nuevo León State, Mexico – First study por Rocha Estrada, Alejandra, Torres, Elizabeth, Vázquez, Marco Antonio, Piñero, Jorge Luis, Lucio, Marco Antonio, Martínez, Sergio Manuel

    Publicado 2015
    “…There is ample historical evidence that certain types of allergies are associated with fungi; exposure to fungal allergens occurs in both outdoor and indoor spaces. Many indoor allergens are the same as those found outside buildings, entering through windows and doors, ventilation systems, or through cracks or other fissures in the walls. …”
    Enlace del recurso
    Artículo

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