Search Results - "Sagawa, Takumaru"

Gas-Phase Lubrication of ta-C by Glycerol and Hydrogen Peroxide. Experimental and Computer Modeling by Martin, Jean-Michel, Bouchet, Maria-Isabel De Barros, Matta, Christine, Zhang, Qing, Goddard, William A, Okuda, Sachiko, Sagawa, Takumaru

“…Tetrahedrally coordinated hydrogen-free amorphous diamond-like carbon coating (denoted as ta-C) presents ultralow friction under boundary lubrication…”
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Development of Low Viscosity API SN 0W-16 Fuel-Saving Engine Oil Considering Chain Wear Performance by Sagawa, Takumaru, Nakano, Seiichi, Bito, Yohei, Koike, Yusuke, Okuda, Sachiko, Suzuki, Rika

“…A low viscosity API SN 0W-16 engine oil was developed to achieve a 0.5% improvement in fuel efficiency over the current GF-5/API SN 0W-20 oil. Oil consumption…”
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Effect of Ashless Dispersant on Deterioration of Antiwear Characteristics of ZnDTP due to Decomposition during the Oxidation Inhibition Process by Masuko, Masabumi, Ohkido, Takeshi, Suzuki, Akihito, Ueno, Takafumi, Okuda, Sachiko, Sagawa, Takumaru

“…A study of the antiwear characteristics of intentionally deteriorated zinc dialkyldithiophosphate (ZnDTP) was carried out. ZnDTPs were degraded to simulate…”
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Study of Fuel Dilution in Direct-Injection and Multipoint Injection Gasoline Engines by Sagawa, Takumaru, Fujimoto, Hiroya, Nakamura, Kiyotaka

“…Fuel dilution is one of the phenomena requiring attention in direct-injection engines. This study examined the factors contributing to increased fuel dilution…”
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Development of the Sequence IVA Valve Train Wear Lubricant Test : Part 1 by Sagawa, Takumaru, Nakamura, Kiyotaka, Buscher, William A., Bendele, Larry M.

“…The ASTM Sequence VE test evaluates lubricant performance for controlling sludge deposits and minimizing overhead camshaft lobe wear. ILSAC asked JAMA to…”
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Oxidation Stability of Automatic Transmission Fluids –A Study by the International Lubricants Standardization and Approval Committee (ILSAC) ATF Subcommittee by Ohtani, Hiroko, Willermet, Pierre A., Sprys, Joseph W., Linden, James L., Flaherty, John E., King, Tracey E., Kagawa, Minoru, Furumoto, Mitsumasa, Iwamoto, Shin-ichi, Kurashina, Hideo, Sagawa, Takumaru, Arai, Hiroyuki

“…The International Lubricant Standardization and Approval Committee (ILSAC) ATF subcommittee members have compared the two oxidation bench test methods,…”
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