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Tuesday, January 28, 2014

Fabrication and Characterization of semiconductor nanowires by using Anodic Aluminum Oxide (AAO) templates.

Fabrication and Characterization of semiconducting material nanowires by utilize anodic Aluminum Oxide (AAO) templates. Introduction:- Great interest has been centre on one - dimensional materials, including nanowires and nanodots , because of their unique structure and properties as well as latent applications in electronics and optical devices.(1) practically effort has been focused on nanostructure formation by ego - organizing methods , among them , the anodic atomic number 13 oxide (AAO) templates have received considerable attending in celluloid nanostructure material due to their particular characters (2), such(prenominal) as Have high porosities ( 1011 pores/cm2 ). Easley be prep ared in the Lab. With good figure over the size (length & diameter) of the pores. real good periodicity of the pore arrangement mess also be obtained. Porous alumina forms on the surface of aluminum in a self - nonionised manner when anodized in an acid under specific conditions. such templates have late emerged as an important self - concourse method for nanofabrication (3).They heap be used in contrary methods to synthesize self - assembled arrays of nanowires of a variety of materials, such as metals, semiconductors, alloys, and multilayers. Two of the precedent methods that are being used are AC and DC electodeposition. Morphology and characteristics of the nanowires can easily be achieved by releasing the nanowires from the template. Magnetic, electric, transport and optical measurements all hold toward the exploration of the natural properties of nanostructure materials and point toward their technological potential. In this proposal research, electrodeposition semiconductor nanowires was obtained by AC plating as well as by DC deposition. The morphology of semiconductor nanowires was studied by AFM and SEM. The electric , electronic and optical measurements was also achieved by using polar suitable equipments. Research background:- In the electrodepos! ition process , If you ask to light a full essay, order it on our website: OrderCustomPaper.com

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