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51

Mo5Si3-Boron Composites Fabricated by Induction Plasma Deposition and Their High-Temperature Oxidation Resistance

Xiaobao Fan, Takamasa Ishigaki

Journal:

Journal of the American Ceramic Society

Year:

1999

Language:

english

File:

PDF, 386 KB

english, 1999

52

Reaction and Formation of Crystalline Silicon Oxynitride in Si–O–N Systems under Solid High Pressure

Ya-Li Li, Fen Zheng, Yong Liang, Xian-Feng Ma, Suo-Jing Cui, Takamasa Ishigaki

Journal:

Journal of the American Ceramic Society

Year:

2001

Language:

english

File:

PDF, 77 KB

english, 2001

53

Spheroidization of Titanium Carbide Powders by Induction Thermal Plasma Processing

Ya-Li Li, Takamasa Ishigaki

Journal:

Journal of the American Ceramic Society

Year:

2001

Language:

english

File:

PDF, 5.09 MB

english, 2001

54

Phase Formation and Microstructure of Titanium Oxides and Composites Produced by Thermal Plasma Oxidation of Titanium Carbide

Takamasa Ishigaki, Ya-Li Li, Eiji Kataoka

Journal:

Journal of the American Ceramic Society

Year:

2003

Language:

english

File:

PDF, 2.27 MB

english, 2003

55

Monodispersed Spherical Particles of Brookite-Type TiO2: Synthesis, Characterization, and Photocatalytic Property

Ji-Guang Li, Chengchun Tang, Di Li, Hajime Haneda, Takamasa Ishigaki

Journal:

Journal of the American Ceramic Society

Year:

2004

Language:

english

File:

PDF, 489 KB

english, 2004

56

In–Flight Carburization of Molybdenum Disilicide Powders by an Induction Plasma

Xiaobao Fan, Takamasa Ishigaki, Yoichiro Sato

Journal:

Journal of the American Ceramic Society

Year:

1999

Language:

english

File:

PDF, 1.01 MB

english, 1999

57

Synthesis of Anatase-Type TiO2 Nanocrystallites Via a Redox Route

Ji-Guang Li, Takamasa Ishigaki

Journal:

Journal of the American Ceramic Society

Year:

2005

Language:

english

File:

PDF, 414 KB

english, 2005

58

Influence of Solid Fraction on the Optimum Molecular Weight of Polymer Dispersants in Aqueous TiO2 Nanoparticle Suspensions

Kimitoshi Sato, Soichi Kondo, Mayumi Tsukada, Takamasa Ishigaki, Hidehiro Kamiya

Journal:

Journal of the American Ceramic Society

Year:

2007

Language:

english

File:

PDF, 699 KB

english, 2007

59

Nanocrystalline Scandia Powders Via Oxalate Precipitation: The Effects of Solvent and Solution pH

Zhimeng Xiu, Ji-Guang Li, Xiaodong Li, Di Huo, Xudong Sun, Takayasu Ikegami, Takamasa Ishigaki

Journal:

Journal of the American Ceramic Society

Year:

2008

Language:

english

File:

PDF, 552 KB

english, 2008

60

Energy Transfer Enables 1.53 μm Photoluminescence from Erbium-Doped TiO2 Semiconductor Nanocrystals Synthesized by Ar/O2 Radio-Frequency Thermal Plasma

Ji-Guang Li, Xiaohui Wang, Chengchun Tang, Takamasa Ishigaki, Shigeru Tanaka

Journal:

Journal of the American Ceramic Society

Year:

2008

Language:

english

File:

PDF, 410 KB

english, 2008

61

Ultrasonic Dispersion of TiO2 Nanoparticles in Aqueous Suspension

Kimitoshi Sato, Ji-Guang Li, Hidehiro Kamiya, Takamasa Ishigaki

Journal:

Journal of the American Ceramic Society

Year:

2008

Language:

english

File:

PDF, 893 KB

english, 2008

62

Synthesis of Pure, Crystalline (Ba,Sr)TiO3 Nanosized Powders in Radio Frequency Induction Thermal Plasma

Norio Kobayashi, Takamasa Ishigaki, Takayuki Watanabe, Ji-Guang Li

Journal:

International Journal of Applied Ceramic Technology

Year:

2011

Language:

english

File:

PDF, 1.24 MB

english, 2011

63

Oxygen Diffusion in Single- and Poly-Crystalline Zinc Oxides

Hajime Haneda, Isao Sakaguchi, Akio Watanabe, Takamasa Ishigaki, Junzo Tanaka

Journal:

Journal of Electroceramics

Year:

1999

Language:

english

File:

PDF, 168 KB

english, 1999

64

Parametric Study on Nitridation and Carburization of MoSi2Powders in an Induction Plasma

Xiaobao Fan, Takamasa Ishigaki

Journal:

Plasma Chemistry and Plasma Processing

Year:

1998

Language:

english

File:

PDF, 1.28 MB

english, 1998

65

Mo5Si3-B and MoSi2deposits fabricated by radio frequency induction plasma spraying

Takamasa Ishigaki, Xiaobao Fan

Journal:

Journal of Thermal Spray Technology

Year:

2001

Language:

english

File:

PDF, 133 KB

english, 2001

66

Phase composition and magnetic properties of niobium–iron codoped TiO2 nanoparticles synthesized in Ar/O2 radio-frequency thermal plasma

Chenning Zhang, Masashi Ikeda, Masaaki Isobe, Tetsuo Uchikoshi, Ji-Guang Li, Takayuki Watanabe, Takamasa Ishigaki

Journal:

Journal of Solid State Chemistry

Year:

2011

Language:

english

File:

PDF, 1.26 MB

english, 2011

67

Influence of niobium doping on phase composition and defect-mediated photoluminescence properties of Eu3+-doped TiO2 nanopowders synthesized in Ar/O2 thermal plasma

Chenning Zhang, Tetsuo Uchikoshi, Ji-Guang Li, Takayuki Watanabe, Takamasa Ishigaki

Journal:

Journal of Alloys and Compounds

Year:

2011

Language:

english

File:

PDF, 1.29 MB

english, 2011

68

Uniform Colloidal Spheres for (Y 1− x Gd x ) 2 O 3 ( x = 0–1): Formation Mechanism, Compositional Impacts, and Physicochemical Properties of the Oxides

Li, Ji-Guang, Li, Xiaodong, Sun, Xudong, Ikegami, Takayasu, Ishigaki, Takamasa

Journal:

Chemistry of Materials

Year:

2008

Language:

english

File:

PDF, 1.94 MB

english, 2008

69

One-step Ar/O2 thermal plasma processing of Y2O3:Eu3+ red phosphors: Phase structure, photoluminescent properties, and the effects of Sc3+ codoping

Ji-Guang Li, Takamasa Ishigaki

Journal:

Journal of Solid State Chemistry

Year:

2012

Language:

english

File:

PDF, 887 KB

english, 2012

70

Monodispersed Colloidal Spheres for Uniform Y 2 O 3 :Eu 3+ Red-Phosphor Particles and Greatly Enhanced Luminescence by Simultaneous Gd 3+ Doping

Li, Ji-Guang, Li, Xiaodong, Sun, Xudong, Ishigaki, Takamasa

Journal:

The Journal of Physical Chemistry C

Year:

2008

Language:

english

File:

PDF, 3.01 MB

english, 2008

71

Urea Coordinated Titanium Trichloride Ti III [OC(NH) 2 ] 6 Cl 3 : A Single Molecular Precursor Yielding Highly Visible Light Responsive TiO 2 Nanocrystallites

Li, Ji-Guang, Yang, Xiaojing, Ishigaki, Takamasa

Journal:

Journal of Physical Chemistry B

Year:

2006

Language:

english

File:

PDF, 438 KB

english, 2006

72

Generation of pulse-modulated induction thermal plasma at atmospheric pressure

Ishigaki, Takamasa, Fan, Xiaobao, Sakuta, Tadahiro, Banjo, Toshiyuki, Shibuya, Yukihito

Journal:

Applied Physics Letters

Year:

1997

Language:

english

File:

PDF, 273 KB

english, 1997

73

Effect of hydrogen doping on ultraviolet emission spectra of various types of ZnO

Ohashi, Naoki, Ishigaki, Takamasa, Okada, Nobuhiro, Sekiguchi, Takashi, Sakaguchi, Isao, Haneda, Hajime

Journal:

Applied Physics Letters

Year:

2002

Language:

english

File:

PDF, 360 KB

english, 2002

74

Enhancement and patterning of ultraviolet emission in ZnO with an electron beam

Xie, Rongguo, Sekiguchi, Takashi, Ishigaki, Takamasa, Ohashi, Naoki, Li, Dongsheng, Yang, Deren, Liu, Baodan, Bando, Yoshio

Journal:

Applied Physics Letters

Year:

2006

Language:

english

File:

PDF, 416 KB

english, 2006

75

Phase Structure and Luminescence Properties of Eu 3+ -Doped TiO 2 Nanocrystals Synthesized by Ar/O 2 Radio Frequency Thermal Plasma Oxidation of Liquid Precursor Mists

Li, Ji-Guang, Wang, Xiaohui, Watanabe, Kenji, Ishigaki, Takamasa

Journal:

Journal of Physical Chemistry B

Year:

2006

Language:

english

File:

PDF, 359 KB

english, 2006

76

Photocatalytic activities of europium (III) and niobium (V) co-doped TiO2 nanopowders synthesized in Ar/O2 radio-frequency thermal plasmas

Zhang, Chenning, Uchikoshi, Tetsuo, Li, Ji-Guang, Watanabe, Takayuki, Ishigaki, Takamasa

Journal:

Journal of Alloys and Compounds

Year:

2014

Language:

english

File:

PDF, 1.57 MB

english, 2014

77

Tuning the size of aluminum oxide nanoparticles synthesized by laser ablation in water using physical and chemical approaches

Al-Mamun, Sharif Abdullah, Nakajima, Reiko, Ishigaki, Takamasa

Journal:

Journal of Colloid and Interface Science

Year:

2013

Language:

english

File:

PDF, 1.74 MB

english, 2013

78

Passivation of active recombination centers in ZnO by hydrogen doping

Ohashi, Naoki, Ishigaki, Takamasa, Okada, Nobuhiro, Taguchi, Hiroyuki, Sakaguchi, Isao, Hishita, Shunichi, Sekiguchi, Takashi, Haneda, Hajime

Journal:

Journal of Applied Physics

Year:

2003

Language:

english

File:

PDF, 311 KB

english, 2003

79

Generalized wet-chemical processing of phosphor monospheres and the effects of composition on photoluminescence

Li, Ji-Guang, Zhu, Qi, Li, Xiaodong, Sun, Xudong, Ishigaki, Takamasa

Journal:

IOP Conference Series Materials Science and Engineering

Year:

2011

Language:

english

File:

PDF, 588 KB

english, 2011

80

Oxidation-Resistant Silica Coating on Gas-Phase-Reduced Iron Nanoparticles and Influence on Magnetic Properties

Leng, Yonghua, Sato, Kimitoshi, Shi, Youguo, Li, Ji-Guang, Ishigaki, Takamasa, Yoshida, Takayuki, Kamiya, Hidehiro

Journal:

The Journal of Physical Chemistry C

Year:

2009

Language:

english

File:

PDF, 1.20 MB

english, 2009

81

Cobalt-Doped TiO 2 Nanocrystallites: Radio-Frequency Thermal Plasma Processing, Phase Structure, and Magnetic Properties

Li, Ji-Guang, Büchel, Robert, Isobe, Masaaki, Mori, Takao, Ishigaki, Takamasa

Journal:

The Journal of Physical Chemistry C

Year:

2009

Language:

english

File:

PDF, 4.09 MB

english, 2009

82

Controlled One-Step Synthesis of Nanocrystalline Anatase and Rutile TiO 2 Powders by In-Flight Thermal Plasma Oxidation

Li,, Ishigaki, Takamasa

Journal:

Journal of Physical Chemistry B

Year:

2004

Language:

english

File:

PDF, 637 KB

english, 2004

83

Characterization of the behavior of chemically reactive species in a nonequilibrium inductively coupled argon-hydrogen thermal plasma under pulse-modulated operation

Ye, Rubin, Ishigaki, Takamasa, Taguchi, Hiroyuki, Ito, Shigeru, Murphy, Anthony B., Lange, Hubert

Journal:

Journal of Applied Physics

Year:

2006

Language:

english

File:

PDF, 685 KB

english, 2006

84

Synthesis of Crystalline Micron Spheres of Titanium Dioxide by Thermal Plasma Oxidation of Titanium Carbide

Li,, Ishigaki, Takamasa

Journal:

Chemistry of Materials

Year:

2001

Language:

english

File:

PDF, 1.23 MB

english, 2001

85

Influence of Hydrogen Peroxide Addition on Photoluminescence of Y 2 O 3 :Eu 3+ Nanophosphors Prepared by Laser Ablation in Water

Al-Mamun, Sharif Abdullah, Ishigaki, Takamasa, McKittrick, J.

Journal:

Journal of the American Ceramic Society

Year:

2014

Language:

english

File:

PDF, 3.26 MB

english, 2014

86

Surface and step reconstructions on {100} and {111} planes of diamonds prepared by combustion-flame deposition

Okada, Katsuyuki, Komatsu, Shojiro, Ishigaki, Takamasa, Matsumoto, Seiichiro, Moriyoshi, Yusuke

Journal:

Journal of Applied Physics

Year:

1992

Language:

english

File:

PDF, 889 KB

english, 1992

87

Evaluation of the surface structure of diamond films prepared in a combustion flame by surface-enhanced Raman scattering

Okada, Katsuyuki, Komatsu, Shojiro, Ishigaki, Takamasa, Matsumoto, Seiichiro, Moriyoshi, Yusuke

Journal:

Applied Physics Letters

Year:

1992

Language:

english

File:

PDF, 648 KB

english, 1992

88

Polarity-dependent photoemission spectra of wurtzite-type zinc oxide

Williams, Jesse, Yoshikawa, Hideki, Ueda, Shigenori, Yamashita, Yoshiyuki, Kobayashi, Keisuke, Adachi, Yutaka, Haneda, Hajime, Ohgaki, Takeshi, Miyazaki, Hiroki, Ishigaki, Takamasa, Ohashi, Naoki

Journal:

Applied Physics Letters

Year:

2012

Language:

english

File:

PDF, 692 KB

english, 2012

89

Cubic C[sub 3]N[sub 4] particles prepared in an induction thermal plasma

Peng, Yingguo, Ishigaki, Takamasa, Horiuchi, Shigeo

Journal:

Applied Physics Letters

Year:

1998

Language:

english

File:

PDF, 454 KB

english, 1998

90

The level of urinary α1 microglobulin excretion is a useful marker of peritubular capillaritis in antineutrophil cytoplasmic antibody associated vasculitis

Ohashi, Naro, Ishigaki, Sayaka, Kitajima, Kazuto, Tsuji, Naoko, Isobe, Shinsuke, Iwakura, Takamasa, Ono, Masafumi, Fujikura, Tomoyuki, Tsuji, Takayuki, Sakao, Yukitoshi, Kato, Akihiko, Yasuda, Hideo

Journal:

Clinical and Experimental Nephrology

Year:

2015

Language:

english

File:

PDF, 382 KB

english, 2015

91

Potential use of only Yb 2 O 3 in producing dense Si 3 N 4 ceramics with high thermal conductivity by gas pressure sintering

Zhu, Xinwen, Zhou, You, Hirao, Kiyoshi, Ishigaki, Takamasa, Sakka, Yoshio

Journal:

Science and Technology of Advanced Materials

Year:

2010

Language:

english

File:

PDF, 3.12 MB

english, 2010

92

Size Control of TiO2 Nanoparticles Prepared by Oxidative Pyrolysis of Liquid-Mist Precursors in RF Thermal Plasma

Ishigaki, Takamasa, Li, Ji Guang, Ikeda, Masashi, Ye, Rubin, Moriyoshi, Yusuke

Journal:

Key Engineering Materials

Year:

2007

Language:

english

File:

PDF, 1.30 MB

english, 2007

93

Thermal plasma treatment of titanium carbide powders: Part II. In-flight formation of carbon-site vacancies and subsequent nitridation in titanium carbide powders during induction plasma treatment

Ishigaki, Takamasa, Moriyoshi, Yusuke, Watanabe, Takayuki, Kanzawa, Atsushi

Journal:

Journal of Materials Research

Year:

1996

Language:

english

File:

PDF, 740 KB

english, 1996

94

Thermal plasma treatment of titanium carbide powders: Part I. Numerical analysis of powder behavior in argon-hydrogen and argon-nitrogen radio frequency plasmas

Watanabe, Takayuki, Kanzawa, Atsushi, Ishigaki, Takamasa, Moriyoshi, Yusuke

Journal:

Journal of Materials Research

Year:

1996

Language:

english

File:

PDF, 464 KB

english, 1996

95

Nanocrystalline TiO2 powders synthesized by in-flight oxidation of TiN in thermal plasma: Mechanisms of phase selection and particle morphology evolution

Oh, Seung-Min, Li, Ji-Guang, Ishigaki, Takamasa

Journal:

Journal of Materials Research

Year:

2005

Language:

english

File:

PDF, 2.36 MB

english, 2005

96

Planarization of Zinc Oxide Surface and Evaluation of Processing Damage

Miyazaki, Hiroki, Adachi, Yutaka, Sakaguchi, Isao, Ishigaki, Takamasa, Ohashi, Naoki

Journal:

Key Engineering Materials

Year:

2011

Language:

english

File:

PDF, 338 KB

english, 2011

97

Synthesis of Intra-Particulate Composite of TiO2-TiC by Thermal Plasma Oxidation of Titanium Carbide

Ishigaki, Takamasa, Li, Ya Li

Journal:

Key Engineering Materials

Year:

2003

Language:

english

File:

PDF, 763 KB

english, 2003

98

Thermal Plasma Processing of Functional Ceramic Materials

Ishigaki, Takamasa, Li, Ji Guang, Moriyoshi, Yusuke

Journal:

Advances in Science and Technology

Year:

2006

Language:

english

File:

PDF, 477 KB

english, 2006

99

Effect of Postdeposition Annealing on Luminescence from Zinc Oxide Patterns Prepared by the Electroless Deposition Process

Saito, Noriko, Haneda, Hajime, Sekiguchi, Takashi, Ishigaki, Takamasa, Koumoto, Kunihito

Journal:

Journal of The Electrochemical Society

Year:

2004

Language:

english

File:

PDF, 289 KB

english, 2004

100

Phase formation in molybdenum disilicide powders during in-flight induction plasma treatment

Fan, Xiaobao, Ishigaki, Takamasa, Sato, Yoichiro

Journal:

Journal of Materials Research

Year:

1997

Language:

english

File:

PDF, 633 KB

english, 1997