Zobrazeno 1 - 10
of 42
pro vyhledávání: '"Yasushi Hoshi"'
Publikováno v:
Tribology Online, Vol 16, Iss 1, Pp 24-30 (2021)
The effect of molecular structure on the traction properties of polyglycol oils was investigated using a traction tester, and in-situ observation of the oil film was performed with a micro-Fourier transform infrared spectrometer under elastohydrodyna
Externí odkaz:
https://doaj.org/article/e3f1372bf5054fc39f6a224327b0c10d
Publikováno v:
Tribology Online, Vol 15, Iss 4, Pp 201-208 (2020)
In situ observation of lubricant films formed with greases was carried out at EHL conditions with a micro-FTIR. Three urea compounds were used as a thickener and 12 mass percent of the thickener was added in PAO, respectively. From the IR spectra, CH
Externí odkaz:
https://doaj.org/article/8a5427a0c09a444a939e302011cced5f
Publikováno v:
Tribology Online, Vol 15, Iss 3, Pp 136-141 (2020)
Research interests recently increased in studying polymer-type friction modifiers (polymer FM) consisting of a polymer backbone and a functional group because of their good friction reduction capability. However, there is no clear verification of the
Externí odkaz:
https://doaj.org/article/f4c5bac481f24dfea79bf7f5a1b4ea7f
Publikováno v:
Tribology Online, Vol 14, Iss 5, Pp 398-403 (2019)
This study investigates the effects of both, molecular structure and surface roughness, on the tribochemical decomposition of synthetic base oils under high-vacuum conditions. Nascent steel surfaces exhibit high activity to catalyze the decomposition
Externí odkaz:
https://doaj.org/article/2fc584143f0340db8620dafdd5908a02
Publikováno v:
Tribology Online, Vol 14, Iss 2, Pp 53-59 (2019)
In situ observation of lubricant films formed with greases was performed with a micro Fourier transform infrared spectrometer (FT-IR) under elastohydrodynamic lubrication (EHL) conditions between a steel ball and a single-crystal silicon disk. Twelve
Externí odkaz:
https://doaj.org/article/e690afb9e66743dfa508beb1e02b6fa3
Publikováno v:
Tribology Online, Vol 11, Iss 2, Pp 88-93 (2016)
The performance of wire drawing is closely dependent on lubrication between die and metal wire. The behavior of lubricants between the die and the wire plays an important role in the lubricating performance for wire drawing. Therefore, the lubricant
Externí odkaz:
https://doaj.org/article/6d47c3a9a085474fb78b7453c32ad9e6
Publikováno v:
Tribology Online, Vol 16, Iss 1, Pp 24-30 (2021)
The effect of molecular structure on the traction properties of polyglycol oils was investigated using a traction tester, and in-situ observation of the oil film was performed with a micro-Fourier transform infrared spectrometer under elastohydrodyna
Publikováno v:
Tribology Online. 15:201-208
Publikováno v:
Tribology Online. 15:136-141
Publikováno v:
Tribology Online, Vol 14, Iss 5, Pp 398-403 (2019)
This study investigates the effects of both, molecular structure and surface roughness, on the tribochemical decomposition of synthetic base oils under high-vacuum conditions. Nascent steel surfaces exhibit high activity to catalyze the decomposition