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Research Output 2001 2019

  • 315 Citations
  • 12 h-Index
  • 41 Article
  • 6 Conference contribution
  • 1 Chapter
  • 1 Editorial
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Article
2019
solid surfaces
Wear of materials
scars
transparence
Chemical reactions
2018
1 Citation (Scopus)

In Situ Observation of Heat Generation Behaviour on Steel Surface During Scuffing Process

Matsuzaki, Y., Yagi, K. & Sugimura, J., Dec 1 2018, In : Tribology Letters. 66, 4, 142.

Research output: Contribution to journalArticle

heat generation
Steel
Heat generation
steels
Aluminum Oxide
1 Citation (Scopus)

Surface Deteriorations During Scuffing Process of Steel and Analysis of Their Contribution to Wear Using In Situ Synchrotron X-Ray Diffraction and Optical Observations

Izumi, T., Yagi, K., Koyamachi, J., Saito, K., Sanda, S., Yamaguchi, S., Ikehata, H., Yogo, Y. & Sugimura, J., Sep 1 2018, In : Tribology Letters. 66, 3, 120.

Research output: Contribution to journalArticle

Steel
Synchrotrons
deterioration
Deterioration
synchrotrons
2017
4 Citations (Scopus)

In-situ fast and long observation system for friction surfaces during scuffing of steel

Matsuzaki, Y., Yagi, K. & Sugimura, J., Jan 1 2017, In : Wear. 386-387, p. 165-172 8 p.

Research output: Contribution to journalArticle

plastic flow
Steel
Plastic flow
friction
steels
3 Citations (Scopus)

Performance of Balancing Wedge Action in Textured Hydrodynamic Pad Bearings

Yagi, K. & Sugimura, J., Jan 1 2017, In : Journal of Tribology. 139, 1, 011704.

Research output: Contribution to journalArticle

Bearing pads
Load limits
load carrying capacity
wedges
Hydrodynamics
2016
2 Citations (Scopus)
Bearings (structural)
Bearing pads
wedges
pivots
Lubrication

My experience note through study abroad at INSA de lyon

Yagi, K., 2016, In : Toraibarojisuto/Journal of Japanese Society of Tribologists. 61, 8, p. 546-551 6 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Simultaneous Synchrotron X-ray Diffraction, Near-Infrared, and Visible in Situ Observation of Scuffing Process of Steel in Sliding Contact

Yagi, K., Kajita, S., Izumi, T., Koyamachi, J., Tohyama, M., Saito, K. & Sugimura, J., Feb 1 2016, In : Tribology Letters. 61, 2, 19.

Research output: Contribution to journalArticle

sliding contact
Steel
Synchrotrons
synchrotrons
steels
2015

Hydrodynamic lubrication actions of textured surfaces

Yagi, K., Jan 1 2015, In : Toraibarojisuto/Journal of Japanese Society of Tribologists. 60, 4, p. 249-254 6 p.

Research output: Contribution to journalArticle

Cavitation
Lubrication
Hydrodynamics
Friction
9 Citations (Scopus)

In situ x-ray diffraction study of phase transformation of steel in scuffing process

Kajita, S., Yagi, K., Izumi, T., Koyamachi, J., Tohyama, M., Saito, K. & Sugimura, J., Feb 1 2015, In : Tribology Letters. 57, 2, p. 1-11 11 p., 0443.

Research output: Contribution to journalArticle

Steel
austenite
Austenite
phase transformations
plastic flow
12 Citations (Scopus)

On the magnitude of load-carrying capacity of textured surfaces in hydrodynamic lubrication

Yagi, K., Sato, H. & Sugimura, J., Jan 1 2015, In : Tribology Online. 10, 3, p. 232-245 14 p.

Research output: Contribution to journalArticle

Load limits
Lubrication
Hydrodynamics
Boundary conditions
Bearing pads
2014

Fundamentals of elastohydrodynamic lubrication

Yagi, K., Jan 1 2014, In : Toraibarojisuto/Journal of Japanese Society of Tribologists. 59, 2, p. 68-74 7 p.

Research output: Contribution to journalArticle

elastohydrodynamics
Elastohydrodynamic lubrication
lubrication
2013
19 Citations (Scopus)

Balancing Wedge Action: A Contribution of Textured Surface to Hydrodynamic Pressure Generation

Yagi, K. & Sugimura, J., Jun 1 2013, In : Tribology Letters. 50, 3, p. 349-364 16 p.

Research output: Contribution to journalArticle

wedges
Hydrodynamics
hydrodynamics
Bearing pads
friction

EHL regime appearing in thin film hydrodynamic lubrication

Yagi, K., Aug 26 2013, In : Toraibarojisuto/Journal of Japanese Society of Tribologists. 58, 6, p. 389-396 8 p.

Research output: Contribution to journalArticle

Elastohydrodynamic lubrication
Elastic deformation
Lubrication
Hydrodynamics
Thin films
20 Citations (Scopus)

Elastic deformation in thin film hydrodynamic lubrication

Yagi, K. & Sugimura, J., Mar 1 2013, In : Tribology International. 59, p. 170-180 11 p.

Research output: Contribution to journalArticle

elastic deformation
Elastic deformation
lubrication
Lubrication
Film thickness
17 Citations (Scopus)

Elastohydrodynamic simulation of Rayleigh step bearings in thin film hydrodynamic lubrication

Yagi, K. & Sugimura, J., May 14 2013, In : Tribology International. 64, p. 204-214 11 p.

Research output: Contribution to journalArticle

Bearings (structural)
elastohydrodynamics
Elastohydrodynamics
lubrication
Lubrication
7 Citations (Scopus)

Role of wear particles in scuffing initiation

Li, H., Yagi, K., Sugimura, J., Kajita, S. & Shinyoshi, T., 2013, In : Tribology Online. 8, 5, p. 285-294 10 p.

Research output: Contribution to journalArticle

Wear of materials
Steel
Aluminum Oxide
Chemical analysis
Sapphire
2012
3 Citations (Scopus)

Rheological response of fatty alcohols in sliding elastohydrodynamic contacts

Yagi, K., Sugimura, J. & Vergne, P., May 1 2012, In : Tribology International. 49, p. 58-66 9 p.

Research output: Contribution to journalArticle

Fatty Alcohols
elastohydrodynamics
Elastohydrodynamics
sliding
alcohols
2011

EHL with various lubricants alcohol

Yagi, K., Jan 15 2011, In : Toraibarojisuto/Journal of Japanese Society of Tribologists. 56, 1, p. 30-36 7 p.

Research output: Contribution to journalArticle

lubricants
Lubricants
alcohols
Alcohols
16 Citations (Scopus)

In situ observation of wear process before and during scuffing in sliding contact

Yagi, K., Ebisu, Y., Sugimura, J., Kajita, S., Ohmori, T. & Suzuki, A., Jan 1 2011, In : Tribology Letters. 43, 3, p. 361-368 8 p.

Research output: Contribution to journalArticle

sliding contact
Debris
Wear of materials
Abrasion
Aluminum Oxide
2009
20 Citations (Scopus)

In situ pressure measurements in dimpled elastohydrodynamic sliding contacts by Raman microspectroscopy

Yagi, K., Vergne, P. & Nakahara, T., Jan 1 2009, In : Tribology International. 42, 5, p. 724-730 7 p.

Research output: Contribution to journalArticle

elastohydrodynamics
Elastohydrodynamics
sliding contact
pressure measurement
Pressure measurement
2007
21 Citations (Scopus)
Fatty Alcohols
elastohydrodynamics
Elastohydrodynamics
Film thickness
sliding
16 Citations (Scopus)

Influence of temperature distributions in EHL film on its thickness under high slip ratio conditions

Nakahara, T. & Yagi, K., Apr 1 2007, In : Tribology International. 40, 4, p. 632-637 6 p.

Research output: Contribution to journalArticle

Temperature distribution
temperature distribution
slip
Oils
oils
elastohydrodynamics
Elastohydrodynamics
multiphase flow
Multiphase flow
Film thickness
2006
19 Citations (Scopus)
elastohydrodynamics
Elastohydrodynamic lubrication
lubrication
Oils
Temperature distribution
13 Citations (Scopus)

Measurements of temperature distributions around longitudinally grooved rough surfaces in sliding elastohydrodynamic point contacts

Yagi, K., Kyogoku, K. & Nakahara, T., Dec 1 2006, In : Tribology Transactions. 49, 4, p. 482-489 8 p.

Research output: Contribution to journalArticle

elastohydrodynamics
Elastohydrodynamics
Point contacts
sliding
balls
2005
2 Citations (Scopus)

An effect of dewetting of lubricated surfaces on friction and wear properties

Kawaguchi, M., Yagi, K. & Kato, T., May 15 2005, In : Journal of Applied Physics. 97, 10, 10P311.

Research output: Contribution to journalArticle

lubricants
drying
friction
data storage
coefficient of friction
Bearings (structural)
Thrust bearings
Pressure distribution
Air
Shock waves
1 Citation (Scopus)

Progress of measurement techniques for temperatures of surface and oil film in frictional area

Yagi, K. & Nakahara, T., May 27 2005, In : Toraibarojisuto/Journal of Japanese Society of Tribologists. 50, 2, p. 123-128 6 p.

Research output: Contribution to journalArticle

Thermocouples
Oils
Infrared radiation
Temperature
43 Citations (Scopus)

Relationship between temperature distribution in EHL film and dimple formation

Yagi, K., Kyogoku, K. & Nakahara, T., Jul 1 2005, In : Journal of Tribology. 127, 3, p. 658-665 8 p.

Research output: Contribution to journalArticle

elastohydrodynamics
Elastohydrodynamic lubrication
lubrication
Oils
Temperature distribution
1 Citation (Scopus)
Bearings (structural)
Thrust bearings
Lithography
Electron beams
Lighting
3 Citations (Scopus)

Static characteristics of thrust/journal combined type of aerostatic porous bearings

Miyatake, M., Yoshimoto, S., Yagi, K., Ozawa, H. & Tomita, H., Feb 1 2005, In : Nihon Kikai Gakkai Ronbunshu, C Hen/Transactions of the Japan Society of Mechanical Engineers, Part C. 71, 2, p. 731-737 7 p.

Research output: Contribution to journalArticle

Bearings (structural)
Thrust bearings
Journal bearings
Tubing
Machine tools
2004

Mechanisms of dimple formations in EHL contacts under high slip ratios

Yagi, K., Jul 1 2004, In : Toraibarojisuto/Journal of Japanese Society of Tribologists. 49, 4, p. 309-315 7 p.

Research output: Contribution to journalArticle

Rheology
9 Citations (Scopus)

The seal system in aerostatic journal bearings for high vacuum chambers

Yoshimoto, S., Yoshida, Y. & Yagi, K., Apr 1 2004, In : Journal of Tribology. 126, 2, p. 310-315 6 p.

Research output: Contribution to journalArticle

aerostatics
journal bearings
Journal bearings
vacuum chambers
high vacuum
2003
1 Citation (Scopus)

Measurements of EHL film temperature between sapphire disk and longitudinally grooved steel ball under high slip ratio conditions

Yagi, K., Kyogoku, K. & Nakahara, T., Jan 1 2003, In : Tribology Series. 43, p. 429-437 9 p.

Research output: Contribution to journalArticle

Sapphire
Steel
Temperature
Temperature measurement
Film thickness
6 Citations (Scopus)

Mechanism of dimple formation under elastohydrodynamic conditions

Yagi, K., Kyogoku, K. & Nakahara, T., Jan 1 2003, In : Tribology Series. 41, p. 111-120 10 p.

Research output: Contribution to journalArticle

Elastohydrodynamics
Temperature
Viscosity
Oils
2002
20 Citations (Scopus)

Film formation in EHL point contacts under zero entraining velocity conditions

Guo, F., Wong, P. L., Yang, P. & Yagi, K., Jan 1 2002, In : Tribology Transactions. 45, 4, p. 521-530 10 p.

Research output: Contribution to journalArticle

elastohydrodynamics
Elastohydrodynamic lubrication
Point contacts
lubrication
entrainment

Temperature measurements of both sliding surfaces and an estimation of temperature profile across film thickness under EHL conditions

Yagi, K., Kyogoku, K. & Nakahara, T., Dec 1 2002, In : Japanese Journal of Tribology. 47, 2, p. 165-176 12 p.

Research output: Contribution to journalArticle

Temperature measurement
Film thickness
Temperature distribution
Temperature
Thermal gradients
6 Citations (Scopus)
Temperature measurement
temperature profiles
Film thickness
temperature measurement
sliding
2001
4 Citations (Scopus)

Temperature measurements of oil film and surface in point contact EHL under high slip ratio condition

Yagi, K., Kyogoku, K. & Nakahara, T., Dec 1 2001, In : Toraibarojisuto/Journal of Japanese Society of Tribologists. 46, 9, p. 725-732 8 p.

Research output: Contribution to journalArticle

Point contacts
Temperature measurement
Film thickness
temperature measurement
Oils
1 Citation (Scopus)

Temperature measurements of oil film and surface in point contact EHL under high slip ratio conditions

Yagi, K., Kyogoku, K. & Nakahara, T., Dec 1 2001, In : Japanese Journal of Tribology. 46, 5, p. 290-291 2 p.

Research output: Contribution to journalArticle

Point contacts
Temperature measurement
Film thickness
Oils
Viscosity