نتایج جستجو برای: film preparation
تعداد نتایج: 262936 فیلتر نتایج به سال:
The homoepitaxial Si-doped Ga2O3 film prepared by metal–organic chemical vapor deposition (MOCVD) was reported in this paper. thickness reached 4.5 microns, a relatively high value for MOCVD. full width at half maxima of the (002) diffraction plane 26.3 arcsec, thus showing crystalline quality. showed n−-type properties with doping concentration 3.6 × 1016 cm−3 and electron mobility 137 cm2/V·s...
The article analyzes the effectiveness of an integrated approach to treatment meibomian gland dysfunction, preparation eyelids using copyright mechanical eye massager evacuate secretion glands. As a result, we get improvement in condition and ocular surface due restoration lipid layer tear film, increase protective properties film number normally functioning
Phenytoin (pulverized powder), mefenamic acid (capsule), and sulpiride (film-coated tablet) are currently available on the Japanese market. For absorption of these drugs from their pharmaceutical preparations, they must disintegrate and dissolve during passage through the gastrointestinal tract. The bioavailability of these drugs differ among different pharmaceutical preparations and even for t...
Composite thin films based on carbon nanotubes have received immense attention which is attributed to their distinct mechanical, thermal, optical and structure properties. Depending on the film compositions and preparation methods, carbon nanotube based thin films can be tuned for various applications in many fields. In this comprehensive review paper, we overview the recent methods for the fab...
Near-IR surface plasmon resonance is used to characterize Teflon AF films for refractive index-based detection of the aromatic hydrocarbon contaminants benzene, toluene, and xylenes in water. The technique requires no sample preparation, and film sensitivity is found to be enhanced by oxygen plasma etching. A diffusion equation model is used to extract the diffusion and partition coefficients, ...
It is well known that intrinsic stress plays an important role in the superconducting material properties of niobium (Nb) thin films and in the resulting electrical characteristics of superconducting-insulating-superconducting (SIS) junctions made from these films. The role of sputtering pressure, gun operating parameters and substrate fixturing on Nb film stress has been investigated by a numb...
Hybrid organic/inorganic perovskites (e.g., CH3NH3PbI3) as light absorbers are promising players in the field of third-generation photovoltaics. Here we demonstrate a low-temperature vapor-assisted solution process to construct polycrystalline perovskite thin films with full surface coverage, small surface roughness, and grain size up to microscale. Solar cells based on the as-prepared films ac...
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