I need a presentation and a summary of this article.

Spanish: Necesito una presentación y un resumen de este articulo. Lo necesito a mas tardar en 8 horas a partir de la publicación del proyecto. El tema principal es la caracterización de nano particulas de silicon y es lo que me interesa. Asi que tu debes tener conocimientos basicos de nanotecnologia. Por favor solo oferta si cumples con lo antes requerido. Gracias. English: I need a presentation and a summary of this article. I need it in later than 8 hours after the publication of the draft. The main issue is the characterization of nano particles of silicon and is what interests me. So you must have basic knowledge of nanotechnology. Please bid only if you meet as soon as required. Thank you. Only 2 hours of 12.5 dollars Please. Español o ingles no importa. Spanish or English.