نتایج جستجو برای: bath composition
تعداد نتایج: 275993 فیلتر نتایج به سال:
The study reports on the effects of different concentration of palladium impurities on the compositional and optical properties of Palladium Doped Antimony Sulphide (Pd-xSb2S3) thin films grown by the chemical bath deposition method. The films were grown at room temperature and other deposition conditions such as the bath temperature, pH, complexing agents were kept constant. The concentration ...
In this paper, the authors present an experimental study of roughness characteristics of electroless Ni-B coatings and optimization of the coating process parameters based on L27 Taguchi orthogonal design. Three coating process parameters are considered viz. bath temperature, reducing agent concentration, and nickel source concentration. It is observed that concentration of reducing agent toget...
In this work, the following studies were carried out: structure of starting materials (metal‑powder composition) heat‑resistant nickel alloys EP648 and VJ159; sphericity, fluidity bulk density powder particles from elemental (chemical) composition effect technological energy parameters laser radiation on defect formation (pore) in manufactured (grown) blanks (samples); samples VJ159. Based resu...
pain relief by soaking in hot water can be used for women who want to birth their child with minimal medical intervention . this achieved in new division of labor in the hinchinbroke hospital in september 1983 . in this part, control of childbirth pain has done with minimal medical intervention . if consultation of maternity is necessary, have be done in this hospital. midwives and doctors in t...
Electroless cobalt films have been obtained by deposition using a plating bath containing two reducing agents: dimethylamineborane (DMAB) and sodium hypophosphite. This formulation allows spontaneous activation on copper followed by auto catalytic electroless plating. CoWBP and CoBP films are proposed as diffusion barriers and encapsulation layers, for copper lines and via contacts for ULSI int...
Traditionally, electroplating has involved the continuous deposition of a single layer metal at constant current. However, electrodeposition alternate layers can offer benefits such as reduced wear, improved corrosion resistance and higher tensile strength. The involve different morphology or thickness metal, metals alloy composition with without included particles. In case bath, electrocrystal...
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