[PDF] Top 20 Estado plurinacional articulación social en igualdad y diversidad
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Synthesis of Silicon Nanostructures: Comparative Study
... Various affecting parameters such as the etching current density, etching time and the HF concentration could affect the nanostructured layer prepared by the electrochemical etching of p-type silicon substrate. To ... See full document
15
THE ENERGETICALLY FAVORABLE CONFIGURATIONS FOR FORMING SILICON NANOSTRUCTURES
... of silicon nanowires (SiNWs) [1-3] . Their predominant role in the synthesis of SiNWs has been revealed in many experiments in which high yields of nanowires surrounded by SiO 2 sheaths were obtained by ... See full document
163
Autoclave mediated one-pot-one-minute synthesis of AgNPs and Au–Ag nanocomposite from Melia azedarach bark extract with antimicrobial activity against food pathogens
... The energy-dispersive X-ray spectroscopic analysis was carried out to analyze the elemental and chemical com- position of the nanostructures. The samples after drying in a hot air oven, on a copper grid/glass ... See full document
31
Synthesis and Characterization of ZnO Nanostructures
... ZnO nanostructures such as chemical vapor deposition physical vapor deposition and molecular beam epitaxy, ZnO nanowires have been synthesized simply by heating Zn powders containing catalyst nanoparticles , ... See full document
5
Growth of Boron Nitride Nanotubes Having Large Surface Area Using Mechanothermal Process
... these nanostructures via an improved stress-induced sequential growth ...BN nanostructures was al- most similar and follow the stress-induced sequential growth ... See full document
41
Synthesis of freestanding HfO2 nanostructures
... their surface area, which ranged up to 25 mm 2 . These structures could be picked up with tweezers or other- wise manipulated for study by SEM, although some breakage and tearing occurred during handling. While ... See full document
9
Synthesis and Functions of Ag2S Nanostructures
... Among the many methods for synthesizing metal chalco- genide materials, the single molecular precursor route has some appealing features [55, 56]. On the one hand, it of- fers the distinct advantages of mildness, ... See full document
10
3D Hierarchical Bi2S3 Nanostructures by Polyvinylpyrrolidone (PVP) and Chloride Ion Assisted Synthesis and Their Photodetecting Properties
... hollow nanostructures have showed enhanced properties for applications in lithium-ion batteries [21], photocatalysts [22], and gas sensors [23], because of their large surface area and facile electron (ion) ... See full document
14
Electrical behavior of multi walled carbon nanotube network embedded in amorphous silicon nitride
... amorphous silicon nitride ...on nanostructures formed by nanocrystalline silicon dots embedded in amorphous silicon dioxide matrix, and also in nanocrystalline porous silicon ... See full document
7
Optical properties of capped metallic nanostructures, grown on silicon
... looses a conduction path, for example going from a triple to double atomic wire or a double to a single atomic wire. This phenomena is called quantised conductance and is related to ballistic conductance discussed ... See full document
96
Optical sensing nanostructures for porous silicon rugate filters
... their optical resonance peaks with the period of sinusoidal current density applied in the synthesis. Also, a scanning electron microscope and a microfiber spectrophotometer were employed to analyze their physical ... See full document
29
A simulation study of photoluminescence silicon nanowires
... of study in material ...from silicon nanostructure by Canham in 1990, many efforts have been made toward the understanding of the PL emission ...from silicon NWs will set up a systematic theoretical ... See full document
136
Effect of Nano-Textured Silicon Substrate on the Synthesize of Metal Oxides Nanostructures
... dissolved in 30 ml deionized water at 50 ºC and stirred magnetically. Then nitric acid was added drop-wise to form an orange solution with a pH value of 2.1–2.5, which was served as the seed solution. Then the seed ... See full document
7
Computational Modeling of Geometry Dependent Phonon Transport in Silicon Nanostructures
... A much more detailed and realistic manner in which geometry effects can be included in the investigation of geometry dependent nanostructure thermal properties is through molecular dynamics (MD) simulation [27]. The MD ... See full document
11
Monodisperse ZnO Solid Spheres by an Assisted Structure Directing Agent Hydrothermal Method
... spheres nanostructures were synthesized by structure directing agent-assisted hydrother- mal method on silicon substrates, and the SDA used was ...spheres nanostructures of average size of ... See full document
11
Atom devices based on single dopants in silicon nanostructures
... These findings accelerated research on individual dopant atoms in silicon nanostructures, as well as on interactions between dopants and the surrounding environment. Donor interface coupling has been inten- ... See full document
29
Ab initio design of nanostructures for solar energy conversion: a case study on silicon nitride nanowire
... on nanostructures have attracted consid- erable attention because of possible cost reduction and efficiency improvement ...Therefore, nanostructures possessing an intermediate band and quantum confine- ment ... See full document
6
Green synthesis of spiro[indoline-3,4′-pyrano[2,3-c]pyrazoles] using Fe3O4@l-arginine as a robust and reusable catalyst
... lyst for the MCRs of hydrazine, β-keto esters, isatins, and malononitrile or ethyl cyanoacetate under solvent- free conditions at room temperature. The heterocyclic compounds including spiro[indoline-3,4 ′ -pyrano[2,3-c] ... See full document
9
Morphology of Porous Silicon Nanostructures in p-type Silicon Based on Novel Comparison between Two Electrochemical Cells Design
... This study concentrates on highlighting the functional difference between two electrochemical cells design (designed single tank cell and double tank cell) through different alcoholic solvents with constant ... See full document
113
The coupling between localized surface plasmons and excitons via Purcell effect
... of the sample Ag80 might originate from the larger ori- ginal size of the as-deposited Ag island film for Ag80. After the Ostwald ripening process [20], larger Ag parti- cles could be obtained for the sample with a ... See full document
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