Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Kazunari Mizumoto"'
Publikováno v:
The International Journal of Life Cycle Assessment. 23:1609-1623
To comply with the effluent regulation of boron, replacement of boric acid with citric acid in a nickel electroplating bath is proposed. Although the bath avoids the discharge of boron, it increases the discharge of nickel owing to the chelating effe
Autor:
Shoji Ichihara, Nobuyoshi Sato, Masato Sone, Hao Yan, Kazunari Mizumoto, Kentaro Abe, Hiroaki Wakabayashi, Seizo Miyata, Yukinobu Takada
Publikováno v:
Surface and Coatings Technology. 190:200-205
A nanocrystalline nickel film was prepared by an electroplating method in a constantly agitated ternary system of dense carbon dioxide (CO2) and electroplating solution using a surfactant. The averaged grain size of the plated Ni film was 11.1 nm. In
Publikováno v:
Metal Finishing. 102:104-111
Publikováno v:
Metal Finishing. 102:26-35
Publikováno v:
Journal of the Surface Finishing Society of Japan. 53:335-340
The properties of the film obtained from nickel electroplating bath called a “Nickel citrate bath” using citric acid in place of boric acid were investigated. A Nickel citrate bath is composed of 1.07M nickel sulfate, 0.19M nickel chloride and 0.
Publikováno v:
Journal of the Surface Finishing Society of Japan. 52:462-466
A new nickel electroplating bath called a “Nickel citrate bath” uses citric acid in place of boric acid. In order to clarify its properties, a Hull cell test and measurements of current efficiency and pH titration curves were performed. The resul
Publikováno v:
Journal of the Surface Finishing Society of Japan. 51:718-723
The role of individual components of Watts bath has been investigated using a Hull cell test and electrochemical measurement in order to research the possibility of substitution agents in place of boric acid. Boric acid inhibits hydrogen evolution as
Publikováno v:
Journal of the Surface Finishing Society of Japan. 46:840-845
Nickel was electroplated with direct current, sinusoidal current, and three kinds of pulsed current. A ferroxyl test was conducted to measure the porosity of deposits. When the pulse waveform was composed of 16ms deposition and 4ms rest, porosity was
Publikováno v:
Thin Solid Films. 317:468-470
Laser surface alloying (LSA) was used to synthesize iron–tungsten alloy on mild steel substrate. The slurry of tungsten powder 1.28 μ m in average diameter was made and a uniform layer of the slurry was applied onto substrate using thin layer chro
Publikováno v:
Journal of The Surface Finishing Society of Japan. 55:153-154