[PDF] Top 20 Si nanocrystals deposited by HFCVD

... in Si-based materials [1, 2]; this opens the possibility of using Si as an efficient light source, which is attractive for potential applications in ...addition, Si-based materials are compatible ... See full document

... shows novel physical characteristic, which permits its use in optoelectronic devices as photodetectors and light emitters. In this work, a detailed analysis of the structural and optical properties of silicon rich oxide ... See full document

... The volume fraction occupied by the excess (E) of Si incor- porated into the deposited layers and the growth rate (V) of the as-deposited layers as well as the intensity (I) of the lumi[r] ... See full document

... generated by an ultrasonic nebulizer, was directed towards the heated substrate surface by a nozzle, which has a periodic movement at a constant velocity of 1 cm min −1 to deposit uniform films onto the ... See full document

... electrochemically deposited Ppy/AuNP films have demonstrated a great potential to detect DNA [13], ammonia gas at room temperature [14], caffeine [15] or hydrox- ylamine [16] among ... See full document

... Soldiercrab exclusion: The impact of for­ aging soldiercrabs on infaunal communities was studied by excluding them from sandflat Siles. Since the crabs are migratory, a longterm enclosure would have been unnatural ... See full document

... modelled by solving the Maxwell equations using finite element methods ...performed by means of a confocal metallographic microscope with a high magnification objective (X100) with ... See full document

... Both methods allow the obten- tion of thin catalyst layers ejecting atoms from a given material (target) which are deposited on the surface of a near-placed substrate. The sputtering t[r] ... See full document

... Figure 1 shows unprocessed STEM images of rutile and anatase nanocrystals. Figures 1(A) and (B) are simultaneously recorded HAADF and BF images of rutile h110i. Figures 1(C) and (D) are the intensity profiles of ... See full document

... The silicon detector is a diode, meaning it has two electronic poles, positive and negative, which generate an electric field that can be enlarged externally by inducing a bigger potential between those poles ... See full document

... stabilized by the action of surface-active substances, that are capable to react with the oil-water interface reducing flocculation or coalescence of the droplets, both processes can lead to a layer separation and ... See full document

... larger than 300 meV, as summarized in Table 2. Samples from S1 to S3 show similar optical features, with absorption edge broad- ening in the range of (130 7 18) meV, and Stokes-shift from 130 to 190 meV (see Table 2), in ... See full document

... Bioactive coatings are used in the field of medicine as coatings for orthopaedic implants made of bio-inert materials such as stainless steel, chromium/cobalt or titanium alloys with the aim of conferring ... See full document

... transmittance of CdTe thin film was measured in the wavelength range of 400 – 700 nm, as seen in Fig.8. The transmittance was around 10% to 48% in the visible wavelength range, whereas the absorbance was being high (52% ... See full document

... The RuAl thin fi lms were deposited from high-purity (99.99%) Al and Ru Targets, onto 15 mm× 15 mm AISI 316L stainless steel sub- strates. The deposition was carried out by AC/DC magnetron sputtering using a ... See full document

... DESTRUCCIÓN DE LOS YOES O INDESEABLES: El Maestro, al final del capítulo V, da la fórmula para destruir el EGO y da dos formulas así: mediante el trabajo consciente en nosotros mismos y dentro de nosotros, aquí y ahora. ... See full document

... In the last years, several works have been reported where saccharides and their derivatives were found to be effective in reducing the viscosity of aqueous nanoparticle and microparticle suspensions due to the adsorption ... See full document

... A close analysis of the HRTEM results indicates that most of the defects are formed at the interfaces of the col- umns and their close vicinity. A few isolated defects can be observed in the compact columnar regions, but ... See full document

... This work was supported by PAICYT-UANL 2010 (México) grant of Dra. Y. Pe ˜ na. Technical assistance of Hugo Salas (Laboratorio de Caracterización Microestructural de Materiales Avanzados-UANL) with FE-SEM ... See full document

... Structural characterization of thin films is the most important characterization because; all the properties of thin films are governed and controlled by their structure. The knowledge on structural formation of ... See full document