rational synthesis of ultrathin n type bi2te3 nanowires with enhanced thermoelectric properties
rational synthesis of ultrathin n type bi2te3 nanowires with enhanced thermoelectric properties
... Rational Synthesis of Ultrathin n- Type Bi2Te3 Nanowires with Enhanced Thermoelectric Properties Genqiang Zhang,†Benjamin Kirk,‡Luis A. Jauregui,§,∥Haoran Yang,†Xianfan Xu,‡Yong ... sharpenhancement of electron density of states due to quantumconfinement and the significant reduction of thermalconductivity due to increased surface/interface scattering of phonons.6−8Notably, ... Chen,§,∥,⊥and Yue Wu*,††School of Chemical Engineering,‡School of Mechanical Engineering,§School of Electrical and Computer Engineering,∥BirckNanotechnology Center,⊥Department of...
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rational synthesis of ultrathin n type bi2te3 nanowires with enhanced thermoelectric properties
... Rational Synthesis of Ultrathin n- Type Bi2Te3 Nanowires with Enhanced Thermoelectric Properties Genqiang Zhang,†Benjamin Kirk,‡Luis A. Jauregui,§,∥Haoran Yang,†Xianfan Xu,‡Yong ... sharpenhancement of electron density of states due to quantumconfinement and the significant reduction of thermalconductivity due to increased surface/interface scattering of phonons.6−8Notably, ... Chen,§,∥,⊥and Yue Wu*,††School of Chemical Engineering,‡School of Mechanical Engineering,§School of Electrical and Computer Engineering,∥BirckNanotechnology Center,⊥Department of...
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A simple large scale synthesis of very long aligned silica nanowires
... experimental char-acterization and applications for high-resolutionoptical heads of SNOM and as nanointerconnectsin integrated optical device. Thus, it is of interestto synthesize aligned and long ... formed SiO2nanoparticles. The high density of SiO2nanoparticles would lead to the concurrentgrowth of a large number of SiO2 nanowires, re-sulting in the congested growth of SiO2 nanowires. The ... reserved.1. IntroductionIn the development of nanotechnology, nano-scale optical wires are of both scientific and tech-nological interest because of their potential appli-cations for localization of...
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Synthesis of large scale sic–sio2 nanowires decorated with amorphous carbon nanoparticles and raman and PL properties
... highcarbon content is due to the existence of carbon nanoparticles onthe surface of nanowires. The existence of carbon nanoparticleson the surface of nanowires is also identified by Raman measure-ment ... SiC–SiO2core–shell nanowires decorated with carbon nanoparticles wasexplained.2. Experiment procedureThe synthesis of SiC–SiO2 nanowires decorated with carbonnanoparticles was carried out in a conventional ... kinds of nanowires. Strong enhancement of blue emission band at about482 nm (2.58 eV) and appearance of a new yellow emission bandcentered at about 568 nm (2.17 eV) was observed from the nano-wires...
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iec 60079-15 electrical apparatus for explosive gas atmospheres - construction, test and marking of type of protection n electrical apparatus
... scellement Non Non Non Non Non 13 Composants Ex Non Non Non Non Non 14 Eléments de raccordement et logements de raccordement Non Non Non Non Non 15 Eléments de raccordement pour conducteurs ... Fermetures spéciales Non Non Non Non Non 9.3 Trous pour fermetures spéciales Non Non Non Non Non 10 Dispositifs de verrouillage Non Non Non Non Non 11 Traversées Oui Oui Oui Oui Non 12 Matériaux ... sectionnement Oui Oui Oui Non Non 19 Exigences supplémentaires pour les coupe-circuits à fusible Non Non Non Non Non 20 Exigences supplémentaires pour les prises de courant Non Non Non Non Non...
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Carbon assisted synthesis of silicon nanowires
... IntroductionThere has been intense research activity in thearea of inorganic nanowires and nanotubes in thelast few years [1–3]. Thus, nanowires of a variety of inorganic materials including ... Along with the nanowires, we also obtain Si nanojunctions, as shown in thelow-magnification TEM image in Fig. 3a. Thejunction has a Y-shape, with arms of a uniformwidth of 200 nm, and a length ... product. These nanowires have diameters ranging from 50 to 700nm, with several tens of microns in length. A low-magnification TEM image of the nanowires isshown in Fig. 3c. The nanowires are highly...
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Polymer assisted synthesis of aligned amorphous silicon nanowires and their core shell structures with au nanoparticles
... Polymer-assisted synthesis of aligned amorphous silicon nanowires and their core/shell structures with Au nanoparticlesXing-bin Yana,b, Tao Xua, Shan Xua,b, Gang Chena,b,Qun-ji Xuea, Sheng-rong ... analytic results of the morphology and microstructure confirmedthe orientation and the amorphous nature of the SiNWs, and the high dispersion of Au nanoparticles on the surface of the SiNWswithout ... [8,9], and solution etch-ing [10]. Furthermore, it has been recently reported that enhanced yields of SiNWs are obtained by heating a Sisubstrate coated with carbon nanoparticles at 1050 °Cunder...
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Synthesis of silicon nanowires after hydrogen radical treatment
... Synthesis of silicon nanowires after hydrogen radical treatmentMinsung Jeon⁎, Koichi KamisakoDepartment of Electronic and Information Engineering, Tokyo University of Agriculture and Technology, ... one-dimen-sional (1D) nanostructures, including the well-known nanotubes and nanowires, have been utilized extensively in the various fields of nanoscale optical and electronic devices [2–5]. In particular, ... fabrication of NWs with metal catalysts,such as the dispersion of nano-size metal particles, electroless metaldeposition, laser ablation, evaporation, and immobilization of metalcolloidal suspensions...
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a rapid hydrothermal synthesis of rutile sno2 nanowires
... important forlarge scale applications in nanoelectronics/nanotechnologies andcan find a wide range of applications.2. ExperimentalRutile-structured SnO2 nanowires/ nanoneedles were synthe-sized ... explained by the fact that the quantity of nucleidepends on the precursor concentration and by increasing OH−ionconcentration means the decreasing Sn4+ion concentration (thetotalvolume of ... end planes of the SnO2 nanowires clearly reflect the tetragonal symmetry. The productsconsisted of nanowires as well as nanoparticles. The diameters of tin oxide nanowires are in the range of...
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highly reproducible synthesis of very large-scale tin oxide nanowires
... shown in Fig. 6b, the responses of all the measured sensorsare increased linearly with increasing of concentration of ethanolgas with a small fluctuation. The linear dependence of the responseto ... morphologies of large-scale SnO2 nanowires, nanobelts and nanodendrites, Appl. Phys. A 76 (2003)291–294.[11] Z.R. Dai, J.L. Gole, J.D. Stout, Z.L. Wang, Tin oxide nanowires, nanoribbons, andnanotubes, ... www.elsevier.com/locate/snbHighly reproducible synthesis of very large-scale tin oxide nanowires used forscreen-printed gas sensorNguyen Van Hieu∗International Training Institute for Materials Science (ITIMS),...
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