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Keiji Nakamura
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Journal Articles

Plasma functionalization mechanism to modify isocyanate groups on multiwalled carbon nanotubes

Daisuke Ogawa, Keiji Nakamura
Journal: Journal of Vacuum Science & Technology A
J. Vac. Sci. Technol. A 41, 063001 (2023)
https://doi.org/10.1116/6.0002835
Published: September 2023
View article titled, Plasma functionalization mechanism to modify isocyanate groups on multiwalled carbon nanotubes
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Journal Articles

Effective polymerization technique for plasma-treated multiwalled carbon nanotubes to maximize wear resistance of composite polyurethane

Daisuke Ogawa, Seira Morimune-Moriya, Keiji Nakamura
Journal: Journal of Vacuum Science & Technology B
J. Vac. Sci. Technol. B 40, 022803 (2022)
https://doi.org/10.1116/6.0001390
Published: February 2022
View article titled, Effective polymerization technique for plasma-treated multiwalled carbon nanotubes to maximize wear resistance of composite polyurethane
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Journal Articles

Effect of plasma-species to functionalize isocyanate-groups on multiwalled carbon nanotubes

Daisuke Ogawa, Essam Mohammed Abdel-Fattah, Keiji Nakamura
Journal: Journal of Vacuum Science & Technology B
J. Vac. Sci. Technol. B 40, 012804 (2022)
https://doi.org/10.1116/6.0001373
Published: December 2021
View article titled, Effect of plasma-species to functionalize isocyanate-groups on multiwalled carbon nanotubes
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Journal Articles

Effect of pretreatment with ultrasonic vibration for plasma-processed multiwalled carbon nanotubes

Daisuke Ogawa, Kohei Nishimura, Hideo Uchida, Keiji Nakamura
Journal: Journal of Vacuum Science & Technology A
J. Vac. Sci. Technol. A 38, 053001 (2020)
https://doi.org/10.1116/6.0000151
Published: July 2020
View article titled, Effect of pretreatment with ultrasonic vibration for plasma-processed multiwalled carbon nanotubes
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Journal Articles

Functionalization ratio of isocyanate groups on plasma-processed multiwalled carbon nanotubes

Daisuke Ogawa, Kazuki Michiya, Hideo Uchida, Keiji Nakamura
Journal: Journal of Vacuum Science & Technology A
J. Vac. Sci. Technol. A 38, 023010 (2020)
https://doi.org/10.1116/1.5130487
Published: February 2020
View article titled, Functionalization ratio of isocyanate groups on plasma-processed multiwalled carbon nanotubes
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Journal Articles

Ar+-irradiation-induced damage in hydride vapor-phase epitaxy GaN films

Yoshitaka Nakano, Daisuke Ogawa, Keiji Nakamura, Retsuo Kawakami, Masahito Niibe
Journal: Journal of Vacuum Science & Technology A
J. Vac. Sci. Technol. A 33, 043002 (2015)
https://doi.org/10.1116/1.4922593
Published: June 2015
View article titled, Ar<sup>+</sup>-irradiation-induced damage in hydride vapor-phase epitaxy GaN films
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Journal Articles

Curling probe measurement of electron density in pulse-modulated plasma

Anil Pandey, Wataru Sakakibara, Hiroyuki Matsuoka, Keiji Nakamura, Hideo Sugai
Journal: Applied Physics Letters
Appl. Phys. Lett. 104, 024111 (2014)
https://doi.org/10.1063/1.4862480
Published: January 2014
View article titled, Curling probe measurement of electron density in pulse-modulated plasma
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Journal Articles

In-situ photoluminescence monitoring of GaN in plasma exposure

Miao-Gen Chen, Keiji Nakamura, Yoshitaka Nakano, Sen-Jiang Yu, Hideo Sugai
Journal: Applied Physics Letters
Appl. Phys. Lett. 101, 071105 (2012)
https://doi.org/10.1063/1.4745917
Published: August 2012
View article titled, <em>In-situ</em> photoluminescence monitoring of GaN in plasma exposure
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Journal Articles

Vapor phase reactions in polymerization plasma for divinylsiloxane-bis-benzocyclobutene film deposition

Keizo Kinoshita, Akinori Nakano, Jun Kawahara, Nobutaka Kunimi, Yoshihiro Hayashi, Osamu Kiso, Naoaki Saito, Keiji Nakamura, Takamaro Kikkawa
Journal: Journal of Vacuum Science & Technology A
J. Vac. Sci. Technol. A 24, 2192–2198 (2006)
https://doi.org/10.1116/1.2359738
Published: October 2006
View article titled, Vapor phase reactions in polymerization plasma for divinylsiloxane-bis-benzocyclobutene film deposition
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