• 799 Citations
  • 16 h-Index
1993 …2019
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Research Output 1993 2019

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Conference contribution
2005

A new surface modification method of metal mold by large-area electron beam irradiation

Okada, A., Uno, Y., Nishina, K., Uemura, K., Raharjo, P., Sano, S. & Zhanbo, Y., 2005, LEM 2005 - 3rd International Conference on Leading Edge Manufacturing in 21st Century. p. 739-744 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Surface treatment
Electron beams
Irradiation
Metals
Surface roughness
6 Citations (Scopus)

Fundamental study 011 coating wire electrode for high performance WEDM

Morita, M., Yamauchi, T., Okada, A., Uno, Y. & Shimizu, T., 2005, LEM 2005 - 3rd International Conference on Leading Edge Manufacturing in 21st Century. p. 779-782 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Brass
Wire
Coatings
Electrodes
Machining
2 Citations (Scopus)

Fundamental study 011 multi-wire EDM slicing for monocrystalline ingot: Effects of supply method of working fluid and wire speed oil machining characteristics

Uno, Y., Okada, A., Okamoto, Y., Suzuki, K., Fflrota, S., Fflrano, T., Takata, S. & Ishikawa, K., 2005, LEM 2005 - 3rd International Conference on Leading Edge Manufacturing in 21st Century. p. 783-786 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Ingots
Machining
Wire
Fluids
Monocrystalline silicon
2006
1 Citation (Scopus)

A newly developed polishing method by large-area electron beam irradiation

Uno, Y., Okada, A., Uemura, K. & Raharjo, P., 2006, Proceedings of the 6th International Conference European Society for Precision Engineering and Nanotechnology, EUSPEN 2006. euspen, Vol. 2. p. 132-135 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Polishing
polishing
Electron beams
Irradiation
electron beams

Newly developed CuW electrode for high performance EDM

Shingo, O., Okada, A., Yoshiyuki, U., Takayuki, S., Takahiro, F. & Osamu, T., 2006, ICPMT2006 - Progress of Machining Technology - Proceedings of the 8th International Conference on Progress of Machining Technology. p. 273-276 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electric discharge machining
Electrodes
Metals
Wear of materials
Powders
2007

Advantage of flange type electrode in deep-hole EDM

Yasuda, R., Okada, A. & Uno, Y., 2007, LEM 2007 - 4th International Conference on Leading Edge Manufacturing in 21st Century, Proceedings.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Flanges
Electrodes
Ball screws

Effect of surface quality of brass coating wire on wire EDM characteristics

Arizono, K., Yamauchi, T., Okada, A. & Uno, Y., 2007, LEM 2007 - 4th International Conference on Leading Edge Manufacturing in 21st Century, Proceedings.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Brass
Surface properties
Wire
Coatings
Tensile strength
5 Citations (Scopus)

High efficiency EB polishing of metal mold

Okada, A., Uno, Y., Daichi, Y. & Sano, S., 2007, Proceedings of the 15th International Symposium on Electromachining, ISEM 2007. Industrial and Management Systems Engineering, p. 409-414 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Polishing
Metals
Metal melting
Corrosion resistance
Electron beams

New surface modification method of bio-titanium alloy by EB polishing

Iio, A., Okada, A., Uno, Y., Fujiwara, K. & Doi, K., 2007, LEM 2007 - 4th International Conference on Leading Edge Manufacturing in 21st Century, Proceedings.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Polishing
Titanium alloys
Surface treatment
Corrosion resistance
Melting
2008
13 Citations (Scopus)

Development of multi-wire EDM slicing method for silicon ingot

Okamoto, Y., Uno, Y., Okada, A., Ohshita, S., Hirano, T. & Takata, S., 2008, Proceedings of the 23rd Annual Meeting of the American Society for Precision Engineering, ASPE 2008 and the 12th ICPE.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Ingots
Wire
Silicon

Effect of electrostatic cleaning of dielectric working fluid on electrical discharge machining characteristics

Okada, A., Uno, Y., Kimura, H. & Iwasaki, S., 2008, Proceedings of the 10th Anniversary International Conference of the European Society for Precision Engineering and Nanotechnology, EUSPEN 2008. euspen, Vol. 2. p. 222-225 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

kerosene
Electric discharge machining
working fluids
Kerosene
machining
2009
1 Citation (Scopus)

Addition of surface functions to orthopedic surgical tools and jigs by large-area electron beam irradiation

Watanabe, H., Okada, A., Uno, Y., Fujiwara, K. & Doi, K., 2009, Proceedings of the 5th International Conference on Leading Edge Manufacturing in 21st Century, LEM 2009.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Jigs
Orthopedics
Electron beams
Irradiation
Corrosion resistance

Evaluation of spark location distribution in wire EDM by high-speed observation

Nakazawa, M., Okada, A., Yamauchi, T. & Uno, Y., 2009, Proceedings of the 5th International Conference on Leading Edge Manufacturing in 21st Century, LEM 2009.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electric sparks
Wire
Machining
High speed cameras
Electric potential
6 Citations (Scopus)

Fundamental study on releasability of resin from EDMed surface

Kitada, R., Okada, A., Uno, Y., Yang, Y. & Hioki, H., 2009, Proceedings of the 9th International Conference of the European Society for Precision Engineering and Nanotechnology, EUSPEN 2009. euspen, Vol. 1. p. 117-121 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

resins
Resins
Metals
metals
surface roughness
1 Citation (Scopus)

Improvement of surface characteristics of metal mold by EB polishing

Bamba, H., Okada, A., Uno, Y., Kaneko, Y. & Matsumoto, I., 2009, Proceedings of the 5th International Conference on Leading Edge Manufacturing in 21st Century, LEM 2009.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Polishing
Corrosion resistance
Surface treatment
Metals
Molds

Study on separation force of molded resin from EDMed surface

Hioki, H., Kitada, R., Okada, A. & Uno, Y., 2009, Proceedings of the 5th International Conference on Leading Edge Manufacturing in 21st Century, LEM 2009.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Resins
Electric discharge machining
Metals
Molds
Mirrors
2010
9 Citations (Scopus)

EDM characteristics of carbon fiber reinforced plastic

Wang, H., Habib, S., Okada, A. & Uno, Y., 2010, 16th International Symposium on Electromachining, ISEM 2010. Shanghai Jiaotong University Press, p. 65-68 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electric discharge machining
Carbon fiber reinforced plastics
Machining
Surface roughness
Wear of materials
2 Citations (Scopus)

Increases in corrosion resistance and water repellency of metal Mold surface by EB polishing

Okada, A., Uno, Y. & Uemura, K., 2010, Proceedings - ASPE 2010 Annual Meeting. Vol. 50. p. 301-304 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Polishing
Corrosion resistance
Metals
Water
2 Citations (Scopus)

Surface finishing of cemented carbide by large-area EB irradiation

Guo, H., Kitada, R., Okada, A. & Uno, Y., 2010, 16th International Symposium on Electromachining, ISEM 2010. Shanghai Jiaotong University Press, p. 451-454 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Carbides
Electron beams
Irradiation
Surface treatment
Resins

Unconventional methods of cutting of bone and tissue

McGeough, J. A. & Okada, A., 2010, 16th International Symposium on Electromachining, ISEM 2010. Shanghai Jiaotong University Press, p. 457-461 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Bone
Tissue
Orthopedics
Thermal effects
Surgery
2011

Clarification of surface layer temperature in EB polishing by unsteady heat conduction analysis

Fujita, T., Okada, A., Okamoto, Y. & Uno, Y., 2011, Proceedings of the 6th International Conference on Leading Edge Manufacturing in 21st Century, LEM 2011.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Polishing
Heat conduction
Temperature
Tungsten carbide
Carbides

Effect of continuous diode laser on crack generation in pulsed Nd: YAG laser welding of aluminum alloy

Miura, K., Okamoto, Y., Nakashiba, S. I., Sakagawa, T., Okada, A. & Uno, Y., 2011, Proceedings of the 6th International Conference on Leading Edge Manufacturing in 21st Century, LEM 2011.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Laser beam welding
Semiconductor lasers
Aluminum alloys
Cracks
Stress concentration

Effects of laser wavelength and intensity distribution on removal characteristics of TCO film

Takahashi, N., Okamoto, Y., Nakashiba, S. I., Sakagawa, T., Okada, A. & Uno, Y., 2011, Proceedings of the 6th International Conference on Leading Edge Manufacturing in 21st Century, LEM 2011.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Laser beams
Wavelength
Lasers
Laser pulses

High-quality dicing of semiconductor package by superposition of pulsed fiber laser and SHG: YAG laser

Yamamoto, H., Okamoto, Y., Bin Mohd Noor, M. F., Kitada, R. & Okada, A., 2011, Proceedings of the 6th International Conference on Leading Edge Manufacturing in 21st Century, LEM 2011.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fiber lasers
Pulsed lasers
Semiconductor materials
Laser beams
Lasers

Improvement of razor blade surface integrity by plasma nitriding

Tamaoki, T., Uemura, K., Okada, A. & Uno, Y., 2011, Proceedings of the 6th International Conference on Leading Edge Manufacturing in 21st Century, LEM 2011.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nitriding
Plasmas
Temperature
Wear resistance
Surface treatment
1 Citation (Scopus)

Influence of carbon fiber direction on EDM characteristics of CFRP

Ichii, S., Okada, A., Okamoto, Y. & Uno, Y., 2011, Proceedings of the 6th International Conference on Leading Edge Manufacturing in 21st Century, LEM 2011.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Carbon fiber reinforced plastics
Carbon fibers
Machining
Fibers
6 Citations (Scopus)

Welding characteristics of aluminum alloy by pulsed nd: Yag laser with pre-and post-irradiation of superposed continuous diode laser

Nakashiba, S. I., Okamoto, Y., Sakagawa, T., Miura, K., Okada, A. & Uno, Y., 2011, 30th International Congress on Applications of Lasers and Electro-Optics, ICALEO 2011. p. 825-832 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Semiconductor lasers
Aluminum alloys
Welding
Irradiation
Lasers
2012

Applicability of reactive ion etching to fabrication of micro-prism-array for dioptrics system

Fujie, R., Okada, A. & Uno, Y., 2012, 10th International Conference on Progress of Machining Technology, ICPMT 2012. p. 245-248 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Reactive ion etching
Prisms
Fabrication
Lenses
Intraocular lenses
10 Citations (Scopus)

Challenge to development of functional multi-wire EDM slicing method using wire electrode with track-shaped section

Okamoto, Y., Kimura, A., Okada, A., Uno, Y., Ohya, J. & Yamauchi, T., 2012, Key Engineering Materials. Vol. 523-524. p. 287-292 6 p. (Key Engineering Materials; vol. 523-524).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electric discharge machining
Wire
Electrodes
Steel
Brass

Effect of plasma nitriding on cutting performance of stainless steel cutlery

Tamaoki, T., Okada, A., Uemura, K. & Uno, Y., 2012, Proceedings of the 12th International Conference of the European Society for Precision Engineering and Nanotechnology, EUSPEN 2012. euspen, Vol. 2. p. 266-270 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

razor blades
nitriding
Nitriding
Stainless Steel
stainless steels

Evaluation of damaged region at the groove edge of TCO film in pulsed fiber laser processing

Okamoto, Y., Takahashi, N., Nakashiba, S. I., Sakagawa, T. & Okada, A., 2012, ICALEO 2012 - 31st International Congress on Applications of Lasers and Electro-Optics. p. 860-865 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fiber lasers
Pulsed lasers
Lenses
Cracks
Laser beams

High-performance micro-welding of aluminum alloy by combination of pulsed Nd: YAG laser and continuous diode laser

Okamoto, Y., Nakashiba, S., Sakagawa, T. & Okada, A., 2012, Materials Science and Technology Conference and Exhibition 2012, MS and T 2012. Vol. 1. p. 332-339 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Semiconductor lasers
Aluminum alloys
Welding
Lasers
Heating

Hight-speed observation of wire movement in fine wire EDM

Ichii, S., Okada, A. & Okamoto, Y., 2012, 10th International Conference on Progress of Machining Technology, ICPMT 2012. p. 56-59 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Wire
Electrodes
High speed cameras
Video cameras
Machining

Influence of surrounding gas type and pressure condition on micro-drilling of silicon carbide by harmonics of Nd: YAG laser

Okamoto, Y., Urushibata, S., Okada, A., Sakagawa, T. & Nakashiba, S. I., 2012, ICALEO 2012 - 31st International Congress on Applications of Lasers and Electro-Optics. p. 1269-1276 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Silicon carbide
Drilling
Gases
Lasers
Plasmas
1 Citation (Scopus)

Investigation on micro-machining characteristics and phenomenon of semiconductor materials by harmonics of Nd: YAG laser

Hirano, T., Okamoto, Y., Okada, A., Uno, Y., Sakagawa, T. & Nakashiba, S. I., 2012, Key Engineering Materials. Vol. 516. p. 36-41 6 p. (Key Engineering Materials; vol. 516).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Machining
Semiconductor materials
Plasmas
Wavelength
Lasers
1 Citation (Scopus)

Novel approach for slicing of silicon carbide by multi-wire EDM using wire electrode with track-shaped section

Okamoto, Y., Kimura, A., Okada, A., Ohya, J. & Yamauchi, T., 2012, Proceedings - ASPE 2012 Annual Meeting. 54 ed. p. 331-334 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Silicon carbide
Wire
Electrodes
5 Citations (Scopus)

Optimization of nozzle flushing method for smooth debris exclusion in wire EDM

Fujimoto, T., Okada, A., Okamoto, Y. & Uno, Y., 2012, Key Engineering Materials. Vol. 516. p. 73-78 6 p. (Key Engineering Materials; vol. 516).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Debris
Nozzles
Wire
Machining
Flow fields

Singulation of sapphire substrate with high aspect ratio internal modification by sub-nanosecond pulsed fiber laser

Okamoto, Y., Takahashi, K. & Okada, A., 2012, ICALEO 2012 - 31st International Congress on Applications of Lasers and Electro-Optics. p. 813-819 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Aluminum Oxide
Fiber lasers
Pulsed lasers
Sapphire
Aspect ratio

Surface modification of cemented tungsten carbide with nickel binder by large-area electron beam

Okada, A., Misumi, S. & Okamoto, Y., 2012, 10th International Conference on Progress of Machining Technology, ICPMT 2012. p. 80-83 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Tungsten carbide
Binders
Surface treatment
Electron beams
Nickel

Thermal deformation in micro-welding of thin stainless steel sheet by single-mode fiber laser

Okamoto, Y., Matsuoka, S., Ismail, M. I. S. & Okada, A., 2012, 10th International Conference on Progress of Machining Technology, ICPMT 2012. p. 144-147 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Steel sheet
Single mode fibers
Fiber lasers
Welding
Stainless steel
2013
11 Citations (Scopus)

Fundamental study on micro-deburring by large-area EB irradiation

Okada, A., Yonehara, H. & Okamoto, Y., 2013, Procedia CIRP. Vol. 5. p. 19-24 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Deburring
Electron beams
Irradiation
Alloy steel
Metals
10 Citations (Scopus)

Fundamental study on multi-wire EDM slicing of SiC by wire electrode with track-shaped section

Kimura, A., Okamoto, Y., Okada, A., Ohya, J. & Yamauchi, T., 2013, Procedia CIRP. Vol. 6. p. 232-237 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Wire
Electrodes
Ingots
Silicon carbide
Brass
4 Citations (Scopus)

Fundamental study on sputter deposition of ceramic film by large-area electron beam irradiation

Misumi, S., Okada, A., Okamoto, Y. & Inoue, M., 2013, Procedia CIRP. Vol. 6. p. 486-491 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Sputter deposition
Electron beams
Irradiation
Steel
Zirconia
2 Citations (Scopus)

Influence of weld bead geometry on thermal deformation in laser micro-welding

Matsuoka, S., Okamoto, Y. & Okada, A., 2013, Procedia CIRP. Vol. 6. p. 492-497 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Welding
Welds
Geometry
Lasers
Laser beam effects

Singulation of semiconductor package by superposition of pulsed fiber laser and green yag laser

Okamoto, Y., Shirasaya, K., Kitada, R. & Okada, A., 2013, ICALEO 2013 - 32nd International Congress on Applications of Lasers and Electro-Optics. p. 829-835 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fiber lasers
Pulsed lasers
Semiconductor materials
Laser pulses
Lasers

Study on releasability of molded resin from EDM finished surface with metal powder mixed fluid

Okada, A., Kitada, R., Iwasaki, S. & Okamoto, Y., 2013, Proceedings of the 28th Annual Meeting of the American Society for Precision Engineering, ASPE 2013. p. 554-557 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

resin
fluid
metal
2014
2 Citations (Scopus)

Development of simple power supplying system in multi-wire EDM slicing method

Okamoto, Y., Suzuki, A., Kimura, A., Okada, A., Kurihara, H. & Kido, M., 2014, Proceedings - ASPE 2014 Annual Meeting. American Society for Precision Engineering, ASPE, p. 251-254 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Wire

Effect of Jet flushing with tilting nozzle in wire electrical discharge machining

Okada, A., Konishi, T., Okamoto, Y. & Kurihara, H., 2014, Conference Proceedings - 14th International Conference of the European Society for Precision Engineering and Nanotechnology, EUSPEN 2014. euspen, Vol. 2. p. 149-152 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

flushing
Electric discharge machining
debris
Debris
machining
2 Citations (Scopus)

Novel micro-welding of silicon and glass by ultrashort pulsed laser

Okamoto, Y., Miyamoto, I., Vihinen, J. & Okada, A., 2014, Advanced Materials Research. Trans Tech Publications, Vol. 783-786. p. 2792-2797 6 p. (Advanced Materials Research; vol. 783-786).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Pulsed lasers
Welding
Glass
Silicon
Lasers
2015
1 Citation (Scopus)

Effects of focusing condition on micro-welding characteristics of borosilicate glass by picosecond pulsed laser

Takekuni, T., Okamoto, Y., Fujiwara, T., Okada, A. & Miyamoto, I., 2015, Key Engineering Materials. Trans Tech Publications Ltd, Vol. 656-657. p. 461-467 7 p. (Key Engineering Materials; vol. 656-657).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Borosilicate glass
Pulsed lasers
Welding
Molten materials
Glass