نتایج جستجو برای: pulsed pecvd
تعداد نتایج: 36207 فیلتر نتایج به سال:
اثر زمان انباشت در تغییر ساختار نانوذرات نقره ساخته شده در بستری از کربن شبهالماسی به روش RF-PECVD
Silver nanoparticles embedded in DLC matrix, were prepared by co-deposition of RF-Sputtering and RF-PECVD method from acetylene gas and sliver target. The RF power and initial pressure of chamber were fixed. Variations of morphology, optical and electrical properties of these films over time were investigated
coni nanowires were deposited by pulsed electrodeposition technique into porous alumina templates. the effect of off time between pulses (toff) and reductive/oxidative time (treduc/oxid) on the microstructure and magnetic properties of the coni nanowires were investigated. maximum coercivity and squareness were obtained for samples fabricated at treduc/oxid= 0.5 ms and toff =400 ms. the coerciv...
Abstract Unprotected copper conductors are prone to oxidation and corrosion, especially when in contact with salt water or at high temperature. In this study, we compared commercially available coating graphene oxide plasma-enhanced chemical vapor deposition (PECVD) coated wires terms of antioxidation anticorrosion protection. Samples were subjected aging tests a spray chamber. Thereafter, both...
Firsts results on particle detection using a novel silicon pixel detector are presented. The sensor consists of an array of 48 squar pixels with 380 lm pitch based on a n–i–p hydrogenated amorphous silicon (a-Si:H) film deposited on top of a VLSI chip. Th deposition was performed by VHF-PECVD, which enables high rate deposition up to 2 nm/s. Direct particle detection using bet particles from Ni...
Techniques for cost-efficient operation of SiNx:H systems with a capability for hydrogen passivation in a manufacturing environment are analyzed. We conclude that SiNx:H performance may be optimized by a variety of techniques, and that the cost and productivity of the deposition tool may be the determining factors in the industry’s decision for a particular technique. PECVD constitutes the curr...
Due to its outstanding chemical stability and mechanical properties, silicon carbide (SiC) is one of the best materials for harsh environment applications. In this work, bulk micromachining technique was utilized to fabricate a PECVD SiC pressure sensor. This technique simplified the process and solved the stickiness problem in surface micromachining. The whole fabrication temperature is under ...
according to the english literature, various lasers and light sources (i,g. argon ion lasers, pulsed ktp lasers, diode lasers and nd:yag lasers, pulsed dye laser(pdl), intense pulsed light sources (ipls) are applicable for the treatment of different vascular lesions. these conditions are the most important indication for laser therapy. this review summarizes the current literature on ipl with r...
A memristor is a new generation memory that merges dynamic random access and flash properties. In addition, it can be used in neuromorphic electronics. The advantage of silicon oxynitride, as an active layer, over other dielectrics compatibility with technology. It expected SiNxOy-based memristors will combine the advantages based on nonstoichiometric oxides nitrides. present work, plasma-enhan...
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