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Research Output 1990 2019

  • 117 Citations
  • 6 h-Index
  • 43 Article
  • 18 Conference contribution
  • 2 Conference article
  • 1 Comment/debate
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Article
2019
1 Citation (Scopus)

Four-dimensional observation of ductile fracture in sintered iron using synchrotron X-ray laminography

Ozaki, Y., Mugita, Y., Aramaki, M., Furukimi, O., Oue, S., Jiang, F., Tsuji, T., Takeuchi, A., Uesugi, M. & Ashizuka, K., Mar 15 2019, In : Powder Metallurgy. 62, 2, p. 146-154 9 p.

Research output: Contribution to journalArticle

Ductile fracture
Synchrotrons
Coalescence
Crack initiation
synchrotrons
2018
1 Citation (Scopus)

Machining of sintered steel under different lubrication conditions

Obikawa, T., Ohno, T., Maetani, T. & Ozaki, Y., Mar 4 2018, In : Machining Science and Technology. 22, 2, p. 338-352 15 p.

Research output: Contribution to journalArticle

Steel
Lubrication
Machining
Machinability
Fatigue of materials
Iron powder
Drilling
2017
Powders
Friction
Compaction
Hardness
Formability
2016

"Cleanmix™ JFM™ series" for sintered parts with excellent machinability

Nushiro, K., Ono, T. & Ozaki, Y., Mar 1 2016, In : JFE Technical Report. 21, p. 58-63 6 p.

Research output: Contribution to journalArticle

Machinability
Steel
Powders
Machining
Costs
Iron powder
Powder metallurgy
Powders
Compaction
Sintering
2 Citations (Scopus)

Influence of particle shape on microstructure and magnetic properties of iron powder cores

Takashita, T., Nakamura, N. & Ozaki, Y., Jan 1 2016, In : Materials Transactions. 57, 11, p. 1859-1867 9 p.

Research output: Contribution to journalArticle

Iron powder
Magnetic properties
magnetic properties
Coercive force
iron

Mechanical properties of case-hardened low Cr sintered steel

Kobayashi, A., Maetani, T., Ogura, K., Nakamura, N., Unami, S. & Ozaki, Y., Jan 1 2016, In : Funtai Oyobi Fummatsu Yakin/Journal of the Japan Society of Powder and Powder Metallurgy. 63, 7, p. 573-578 6 p.

Research output: Contribution to journalArticle

Steel
Mechanical properties
Powders
Fatigue of materials
Case hardening

Ni-free alloyed steel powder for manufacturing heat-treated compacts with tensile strength of 1 300 MPa and 1 500 MPa grades

Kobayashi, A., Unami, S. & Ozaki, Y., Mar 1 2016, In : JFE Technical Report. 21, p. 64-70 7 p.

Research output: Contribution to journalArticle

Steel
Powders
Tensile strength
Sintering
Heat treatment
1 Citation (Scopus)
Machinability
Steel
Manganese
Costs
Drilling
2015
1 Citation (Scopus)
Pressure measurement
Compaction
Powders
Friction
Formability

Influence of the particle shape on microstructure and magnetic properties of iron powder cores

Takashita, T., Nakamura, N. & Ozaki, Y., Jun 1 2015, In : Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals. 79, 6, p. 315-323 9 p.

Research output: Contribution to journalArticle

Iron powder
Magnetic properties
magnetic properties
Coercive force
iron
2014
2 Citations (Scopus)

Effect of Cu and graphite addition on the properties of sintered compacts made of low Cr prealloyed powder

Maetani, T., Unami, S., Ono, T., Ozaki, Y. & Ogura, K., Jun 1 2014, In : Funtai Oyobi Fummatsu Yakin/Journal of the Japan Society of Powder and Powder Metallurgy. 61, 6, p. 313-317 5 p.

Research output: Contribution to journalArticle

Graphite
Powders
Pearlite
Bainite
Solid solutions
2013
Steel
Powders
Compressive stress
Austenite
Residual stresses
2012

Excellent drilling machinability aid for iron based sintered compacts "JFM3"

Maetani, T., Unami, S. & Ozaki, Y., Jan 1 2012, In : Funtai Oyobi Fummatsu Yakin/Journal of the Japan Society of Powder and Powder Metallurgy. 59, 1, p. 37-39 3 p.

Research output: Contribution to journalArticle

Machinability
Drilling
Iron
2011
2 Citations (Scopus)
Dewaxing
Iron powder
Lubricants
Furnaces
Zinc

"Cleanmix" HDX providing high green densities and "Cleanmix" LEX eliminating trouble in compaction process

Ono, T. & Ozaki, Y., Mar 2011, In : JFE Technical Report. 16, p. 78-82 5 p.

Research output: Contribution to journalArticle

Compaction
Lubricants
Temperature
1 Citation (Scopus)

Molybdenum hybrid-alloyed steel powder for high fatigue strength sintered parts using mesh-belt sintering furnace

Unami, S. & Ozaki, Y., Mar 1 2011, In : JFE Technical Report. 16, p. 65-70 6 p.

Research output: Contribution to journalArticle

Molybdenum
Steel
Powders
Furnaces
Sintering

Ni-free alloyed steel powder "FM Series" for high strength sintered compacts with excellent machinability

Unami, S., Ozaki, Y. & Ono, T., Mar 1 2011, In : JFE Technical Report. 16, p. 71-77 7 p.

Research output: Contribution to journalArticle

Machinability
Steel
Powders
Tensile strength
Graphite
2010
1 Citation (Scopus)

Development of molybdenum hybrid-alloyed steel powder for high fatigue strength sintered parts

Unami, S., Ozaki, Y., Ushirozako, T. & Tanino, H., May 1 2010, In : Funtai Oyobi Fummatsu Yakin/Journal of the Japan Society of Powder and Powder Metallurgy. 57, 5, p. 341-347 7 p.

Research output: Contribution to journalArticle

Molybdenum
Steel
Powders
Sintering
Raw materials
Machinability
Steel
Powders
2009
Molybdenum
Steel
Powders
Copper
Mechanical properties
5 Citations (Scopus)
Iron powder
Powders
Heating

Stronger necks and choked pores boost fatigue strength

Unami, S., Ozaki, Y. & Uenosono, S., Jan 1 2009, In : Metal Powder Report. 64, 8

Research output: Contribution to journalArticle

Molybdenum
Steel
Pore structure
Powders
Industry
2007
4 Citations (Scopus)
Molybdenum
Steel
Powders
Pore structure
Sintering
2004
5 Citations (Scopus)

Steel powder and die-lubricated warm compaction for automotive sintered parts with high density and excellent fatigue property

Unaml, S., Ozaki, Y. & Uenosono, S., Nov 1 2004, In : JFE Technical Report. 4, p. 81-88 8 p.

Research output: Contribution to journalArticle

Steel
Powders
Compaction
Fatigue of materials
Lubricants
2003
1 Citation (Scopus)
Powders
Lubricants
Iron
Hoppers
Polyethylene
2002
1 Citation (Scopus)

Flaky-shaped iron powder "KIP MG150D" for soft magnetic applications

Nakamura, N., Ozaki, Y. & Higuchi, K., Jan 1 2002, In : Kawasaki Steel Technical Report. 47, p. 60-64 5 p.

Research output: Contribution to journalArticle

Iron powder
Powders
Lamellar structures
Eddy currents
Deterioration

High flowability low furnace-pollution segregation-free iron based powder containing no metallic soap lubricant

Uenosono, S., Ozaki, Y. & Ogura, K., Jun 2002, In : Kawasaki Steel Technical Report. 46, p. 25-30 6 p.

Research output: Contribution to journalArticle

Metallic soaps
Powders
Lubricants
Waxes
Furnaces
2 Citations (Scopus)

Pre-mixed partially alloyed iron powder for warm compaction: KIP clean mix HW series

Ozaki, Y., Unami, S. & Uenosono, S., Jan 1 2002, In : Kawasaki Steel Technical Report. 47, p. 48-54 7 p.

Research output: Contribution to journalArticle

Iron powder
Waxes
Compaction
Powders
Steel
2001
5 Citations (Scopus)
Waxes
Powders
Lubricants
Iron
Van der Waals forces
2000
1 Citation (Scopus)
Powder magnetic cores
Iron powder
Water
Magnetic flux
Powders

'KIP Clean Mix', a segregation-free powder-premix

Ogura, K., Uenosono, S. & Ozaki, Y., Oct 2000, In : Kawasaki Steel Technical Report. 43, p. 58-60 3 p.

Research output: Contribution to journalArticle

Solid lubricants
Waxes
Steel
Powders
Lubricants
1 Citation (Scopus)

Magnetic properties of high permeability iron powder `KIP MG270H' for line filter cores

Ozaki, Y. & Fujinaga, M., May 1 2000, In : Kawasaki Steel Technical Report. 42, p. 30-35 6 p.

Research output: Contribution to journalArticle

Iron powder
Magnetic properties
Grain boundaries
Domain walls
Iron
1999
1 Citation (Scopus)

Scanning tunneling spectroscopy of high-resistance grain boundaries in sintered Mn-Zn ferrite

Ozaki, Y., Shimotomai, M., Pithan, C. & Iwata, S. I., Jan 1 1999, In : Unknown Journal. 63, 6, p. 747-752 6 p.

Research output: Contribution to journalArticle

ferrite
high resistance
grain boundary
Ferrite
ferrites
1998
7 Citations (Scopus)

Factors determining flowability of segregation-free iron powder with lubricant containing wax

Uenosono, S., Ozaki, Y., Ogura, K. & Nakano, Y., Jan 1 1998, In : Funtai Oyobi Fummatsu Yakin/Journal of the Japan Society of Powder and Powder Metallurgy. 45, 9, p. 849-853 5 p.

Research output: Contribution to journalArticle

Iron powder
Waxes
Powders
Lubricants
Van der Waals forces
1996
7 Citations (Scopus)

Development of high-temperature hot-rolling process for grain-oriented silicon steel

Muraki, M., Ozaki, Y., Obara, T. & Kan, T., Jan 1 1996, In : Journal of Materials Engineering and Performance. 5, 3, p. 323-327 5 p.

Research output: Contribution to journalArticle

Silicon steel
Hot rolling
Dissolution
Temperature
Surface properties
1994

Two-phase microstructure in Pr-(Fe, Co, Ni)-B sintered magnets

Ozaki, Y., Kogiku, F. & Shimotomai, M., Jan 1 1994, In : Journal of Alloys and Compounds. 210, 1-2, p. 99-102 4 p.

Research output: Contribution to journalArticle

Magnets
Microstructure
Powders
X ray diffraction
X rays
1993
5 Citations (Scopus)

Analytical electron microscopy of corrosion-resistant Nd-(Fe, Co, Ni, Ti)-B magnets

Kitano, Y., Shimomura, J., Shimotomai, M., Fukuda, Y., Fujita, A. & Ozaki, Y., Mar 15 1993, In : Journal of Alloys and Compounds. 193, 1-2, p. 245-248 4 p.

Research output: Contribution to journalArticle

Electron microscopy
Magnets
Sintering
Corrosion
Ingots

Corrosion Resistance of RE-(FeCoNi)-B Sintered Magnets

Shimotomai, M., Fukuda, Y., Ozaki, Y. & Gotoh, K., Jan 1 1993, In : NIPPON KAGAKU KAISHI. 1993, 5, p. 651-655 5 p.

Research output: Contribution to journalArticle

Magnets
Corrosion resistance
Corrosion
Magnetic properties
Alkalies
1990
30 Citations (Scopus)

Corrosion-Resistant Nd-TM-B Magnet

Shimotomai, M., Fukuda, Y., Fujita, A. & Ozaki, Y., Sep 1990, In : IEEE Transactions on Magnetics. 26, 5, p. 1939-1941 3 p.

Research output: Contribution to journalArticle

Coercive force
Magnets
Corrosion resistance
Substitution reactions
Corrosion