Papers - UMEHARA, Noritsugu
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Effect of Carbon Diffusion on Friction and Wear Properties of Diamond-Like Carbon in Boundary Oil Lubrication Reviewed
K. A. M. ABOUA, N. UMEHARA, H. KOUSAKA, X. Deng, H. A. TASDEMIR, Y. MABUCHI, T. HIGUCHI, M. KAWAGUCHI
Tribology International Vol. 103 page： 388-393 2016.12
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The cutting behaviour observation of the artificial hair by oscillation and rotation shaver Reviewed
T. TOKOROYAMA, N. NAKANISHI and N. UMEHARA
Trans. of the JSME Vol. 82 ( 844 ) 2016.11
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Tribological Properties of High Hardness ta-CNx Coatings Deposited by Filtered Arc Deposition with Block-on-Ring Tribotester
T. Hattori, N. Umehara, H. Kousaka, X. Deng, K. Manabe, K. Hayashi
Procedia Manufacturing Vol. 5 page： 1224-1233 2016.11
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Structure analysis of topmost layer of CNx after repeated sliding using scanning transmission electron microscopy electron energy-loss spectroscopy Reviewed
H. Inoue, S. Muto, X. Deng, S. Arai, N. Umehara
Thin Solid Films Vol. 616 page： 134-140 2016.10
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Mechanical and electrical properties of micron-thick nitrogendoped tetrahedral amorphous carbon coatings Reviewed
Y.-J. Jang, Y.-J. Kang, K. Kitazume, N. Umehara, J.-K. Kim
Diamond and Related Materials 2016.8
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Ultra-low friction properties of carbon nitride tantalum coatings in the atmosphere Reviewed
T.Tokoroyama, T. Hattori, N. Umehara, H. Kousaka, K. Manabe, M. Kishi, Y. Fuwa
Tribology International Vol. 103 page： 388-393 2016.5
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Effect of Nano-Texturing on Adhesion of Thermoplastic Resin against Textured Steel Plate Reviewed
M. Murashima, N. Umehara, H. Kousaka
Tribology Online Vol. 11 ( 3 ) page： 159-167 2016.4
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The Clarification of Low Friction Mechanism for Hydrogenated Amorphous Carbon by In-situ Observation of Frictional Area Reviewed
H. Nishimura, N. Umehara, H. Kousaka, X. Deng
Tribology Online Vol. 11 ( 2 ) page： 341-347 2016.2
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Clarification of relationship between friction coefficient and transformed layer of CNx coating by in-situ spectroscopic analysis Reviewed
H. Nishimura, N. Umehara, H. Kousaka, T. Tokoroyama
Tribology International Vol. 93 page： 102-112 2016.1
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Suggestion of the development guideline of lubricating sheet in drilling titanium alloy for aircraft Reviewed
Takayuki KAWASAKI, Noritsugu UMEHARA, Hiroyuki KOUSAKA, Takayuki TOKOROYAMA, Shigeru HORIE, Yousuke MATSUYAMA
Vol. 81 ( 831 ) page： 15-00247 2015.11
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Effect of metal surface temperature on adhesion between thermoplastic resin and metal surface Reviewed
Motoyuki MURASHIMA, Noritsugu UMEHARA, Hiroyuki KOUSAKA and Takayuki TOKOROYAMA
Vol. 81 ( 822 ) page： 14-00098 2015.2
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Effect of surface morphology of diamond-likecarbon coating on friction, wear behavior and tribo-chemical reactions under engine-oil lubricated condition Reviewed
Kentaro Komori and Noritsugu Umehara
Tribology International Vol. 84 page： 100-109 2015.2
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The effect of oil temperature and additive concentration on the wear of non-hydrogenated DLC coating Reviewed
H. Abdullah Tasdemir, Masaharu Wakayama, TakayukiTokoroyama, Hiroyuki Kousaka , Noritsugu Umehara, Yutaka Mabuchi, Tsuyoshi Higuchi
TribologyInternational Vol. 77 page： 65-71 2014.12
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Deposition and tribological behaviors of ternary BCN coatings at elevated temperatures Reviewed
Xingrui Deng, Hiroyuki Kousaka, Takayuki Tokoroyama, Noritsugu Umehara
Surface Coatings & Technology Vol. 259 page： 2-6 2014.11
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Oil-lubricated friction characteristic of Si-containing hydrogenated carbon nitride films deposited by PECVD Reviewed
Kazutaka KITAZUME, Hiroyuki KOUSAKA, Takayuki TOKOROYAMA, Noritsugu UMEHARA, Yoshio FUWA and Kazuyoshi MANABE
Vol. 80 ( 820 ) page： 14-00346 2014.10
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Effect of hydrophilized PTFE brush structure on seizure resistance in water Reviewed
Shingo KAWARA, Noritsugu UMEHARA, Takayuki TOKOROYAMA, Masahiro SUZUKI,Toshiyuki SAITO and Hirokazu ARAI
Vol. 80 ( 816 ) page： 14-00048 2014.8
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潤滑油中におけるDLC 膜同士の摩擦により発生した摩耗粒子の分析手法 Reviewed
大原 健司，野老山 貴行，上坂 裕之，梅原 徳次
トライボロジスト Vol. 59 ( 7 ) page： 429-436 2014.7
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Proposals of high frictional and low aggressive abrasion(The effect of abrasive shape and disc material for degree of wear) Reviewed
Miho SUMIGAMA, Noritsugu UMEHARA, Takayuki TOKOROYAMA and Hiroyuki KOUSAKA
Vol. 80 ( 815 ) page： SMM0182 2014.7
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Influence of zinc dialkyldithiophosphate tribofilm formation on thetribologicalperformance of self-mated diamond-like carbon contacts under boundary lubrication Reviewed
H. Abdullah Tasdemir, Takayuki Tokoroyama, Hiroyuki Kousaka, Noritsugu Umehara, Yutaka Mabuchi
Thin Solid Films Vol. 562 page： 389-397 2014.6
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Effect of tetramethylsilane flow on the deposition and tribological behaviors of silicon doped Diamond-like carbon rubbed against polyoxymethylene Reviewed
Xingrui Deng, Yankuang Lim, Hiroyuki Kousaka, Takayuki Tokoroyama and Noritsugu Umehara
Jpn. J. Appl. Phys. Vol. 52 page： 11NA01 2014.5