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Yasuo Kitaoka

Yasuo Kitaoka

D-Index & Metrics

Discipline name D-Index World Ranking National Ranking Publications Citations
Materials Science 47 11050 684 311 9620

Yasuo Kitaoka publications per year

The chart shows the history of publications by Yasuo Kitaoka between 1978 and 2019, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Yasuo Kitaoka published across 42 years, from 1978 to 2019, averaging 11.3 papers a year. Output peaked at 30 publications in 2016. 13 of the 474 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1978 to 2019. Vertical axis: number of publications, 0 to 30. Peak 30 publications in 2016. 1978: 1 publication 1979: 0 publications 1980: 0 publications 1981: 0 publications 1982: 1 publication 1983: 3 publications 1984: 2 publications 1985: 1 publication 1986: 1 publication 1987: 4 publications 1988: 13 publications 1989: 8 publications 1990: 19 publications 1991: 17 publications 1992: 5 publications 1993: 13 publications 1994: 13 publications 1995: 10 publications 1996: 22 publications 1997: 17 publications 1998: 16 publications 1999: 24 publications 2000: 29 publications 2001: 23 publications 2002: 17 publications 2003: 21 publications 2004: 18 publications 2005: 15 publications 2006: 15 publications 2007: 21 publications 2008: 10 publications 2009: 9 publications 2010: 10 publications 2011: 3 publications 2012: 6 publications 2013: 4 publications 2014: 4 publications 2015: 6 publications 2016: 30 publications 2017: 30 publications 2018: 10 publications 2019: 3 publications
1978 2019

474 publications in total across all disciplines

View publications per year as a table
Yasuo Kitaoka: publications per year, 1978 to 2019
Year Publications
1978 1
1979 0
1980 0
1981 0
1982 1
1983 3
1984 2
1985 1
1986 1
1987 4
1988 13
1989 8
1990 19
1991 17
1992 5
1993 13
1994 13
1995 10
1996 22
1997 17
1998 16
1999 24
2000 29
2001 23
2002 17
2003 21
2004 18
2005 15
2006 15
2007 21
2008 10
2009 9
2010 10
2011 3
2012 6
2013 4
2014 4
2015 6
2016 30
2017 30
2018 10
2019 3
Total 474
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Yasuo Kitaoka publications per year - data summary

  • Yasuo Kitaoka, a Materials Science scholar from Osaka University, has 474 publications recorded across 42 years, from 1978 to 2019.
  • The oldest publication on record dates to 1978 and the most recent to 2019.
  • The most productive years are 2016 and 2017, with 30 publications each.
  • The least productive years with any output are 1978, 1982, 1985 and 1986, with 1 publication each.
  • 3 of the 42 years in the span carry no publications at all (1979, 1980 and 1981).
  • The rate of publication averages 11.3 papers per year over the whole span, or 12.2 per year counting only the 39 years with at least one publication.
  • The last 5 years on the chart (2015-2019) hold 79 publications, 17% of the career total.
  • Split into equal eras - 1978-1991: 70 publications (5.0 per year); 1992-2005: 243 publications (17.4 per year); 2006-2019: 161 publications (11.5 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Yasuo Kitaoka publication distribution in Materials Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Materials Science in 2026. The highlighted bar marks where Yasuo Kitaoka sits on this spectrum.

No. of scientists
200 400 600 800
Bar chart with 57 bars. Horizontal axis: publications, 50–69 to 1,163+. Vertical axis: number of scientists, 0 to 891. Most scientists, 891, have 190–209 publications. The last bar groups every scientist with 1,163 publications or more. The highlighted bar, 310–329 publications, is where this scientist sits. 50–69 publications: 28 scientists 70–89 publications: 152 scientists 90–109 publications: 356 scientists 110–129 publications: 487 scientists 130–149 publications: 723 scientists 150–169 publications: 835 scientists 170–189 publications: 850 scientists 190–209 publications: 891 scientists 210–229 publications: 862 scientists 230–249 publications: 766 scientists 250–269 publications: 726 scientists 270–289 publications: 665 scientists 290–309 publications: 593 scientists 310–329 publications: 537 scientists 330–349 publications: 477 scientists 350–369 publications: 440 scientists 370–389 publications: 356 scientists 390–409 publications: 321 scientists 410–429 publications: 256 scientists 430–449 publications: 246 scientists 450–469 publications: 216 scientists 470–489 publications: 212 scientists 490–509 publications: 174 scientists 510–529 publications: 194 scientists 530–549 publications: 162 scientists 550–569 publications: 131 scientists 570–589 publications: 111 scientists 590–609 publications: 103 scientists 610–629 publications: 99 scientists 630–649 publications: 77 scientists 650–669 publications: 92 scientists 670–689 publications: 56 scientists 690–709 publications: 53 scientists 710–729 publications: 53 scientists 730–749 publications: 38 scientists 750–769 publications: 52 scientists 770–789 publications: 43 scientists 790–809 publications: 38 scientists 810–829 publications: 34 scientists 830–849 publications: 25 scientists 850–869 publications: 18 scientists 870–889 publications: 20 scientists 890–909 publications: 24 scientists 910–929 publications: 27 scientists 930–949 publications: 20 scientists 950–969 publications: 17 scientists 970–989 publications: 10 scientists 990–1,009 publications: 16 scientists 1,010–1,029 publications: 13 scientists 1,030–1,049 publications: 12 scientists 1,050–1,069 publications: 9 scientists 1,070–1,089 publications: 8 scientists 1,090–1,109 publications: 7 scientists 1,110–1,129 publications: 9 scientists 1,130–1,149 publications: 2 scientists 1,150–1,162 publications: 5 scientists 1,163+ publications: 100 scientists
50–69 publications 1,163+

This scientist: 311 publications — 62nd percentile

62% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,163 publications or more.

View publications distribution as a table
Number of Materials Science scientists by publication count, Research.com 2026 ranking edition. Based on 12,847 ranked scientists.
Publications Scientists This scientist
50–69 28
70–89 152
90–109 356
110–129 487
130–149 723
150–169 835
170–189 850
190–209 891
210–229 862
230–249 766
250–269 726
270–289 665
290–309 593
310–329 537 311
330–349 477
350–369 440
370–389 356
390–409 321
410–429 256
430–449 246
450–469 216
470–489 212
490–509 174
510–529 194
530–549 162
550–569 131
570–589 111
590–609 103
610–629 99
630–649 77
650–669 92
670–689 56
690–709 53
710–729 53
730–749 38
750–769 52
770–789 43
790–809 38
810–829 34
830–849 25
850–869 18
870–889 20
890–909 24
910–929 27
930–949 20
950–969 17
970–989 10
990–1,009 16
1,010–1,029 13
1,030–1,049 12
1,050–1,069 9
1,070–1,089 8
1,090–1,109 7
1,110–1,129 9
1,130–1,149 2
1,150–1,162 5
1,163+ 100
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Yasuo Kitaoka publication distribution in Materials Science in 2026 - data summary

  • The chart plots the publication count of all 12,847 Materials Science scientists ranked by Research.com in 2026, grouped into 57 ranges running from 50–69 to 1,163+ publications.
  • Yasuo Kitaoka, a Materials Science scholar from Osaka University, records 311 publications - the 62nd percentile of the discipline.
  • 62% of ranked Materials Science scientists score the same or lower than Yasuo Kitaoka, and about 38% score higher.
  • The median of the discipline falls in the 250–269 publications range, and Yasuo Kitaoka ranks above the median.
  • The most crowded range is 190–209 publications, holding 891 scientists (7% of the field).
  • 70% of the field sits in the lowest quarter of the value range (up to 330–349 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 1,163 publications or more, 100 scientists in all (<1% of the field).

Yasuo Kitaoka D-index placement in Materials Science in 2026

The chart shows the D-index (discipline H-index) distribution of Materials Science scientists ranked by Research.com in 2026. The highlighted bar marks where Yasuo Kitaoka sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 64 bars. Horizontal axis: D-Index, 40–41 to 165+. Vertical axis: number of scientists, 0 to 667. Most scientists, 667, have 52–53 D-Index. The last bar groups every scientist with 165 D-Index or more. The highlighted bar, 46–47 D-Index, is where this scientist sits. 40–41 D-Index: 211 scientists 42–43 D-Index: 450 scientists 44–45 D-Index: 612 scientists 46–47 D-Index: 612 scientists 48–49 D-Index: 598 scientists 50–51 D-Index: 657 scientists 52–53 D-Index: 667 scientists 54–55 D-Index: 621 scientists 56–57 D-Index: 597 scientists 58–59 D-Index: 610 scientists 60–61 D-Index: 587 scientists 62–63 D-Index: 606 scientists 64–65 D-Index: 533 scientists 66–67 D-Index: 490 scientists 68–69 D-Index: 469 scientists 70–71 D-Index: 378 scientists 72–73 D-Index: 421 scientists 74–75 D-Index: 359 scientists 76–77 D-Index: 323 scientists 78–79 D-Index: 299 scientists 80–81 D-Index: 230 scientists 82–83 D-Index: 210 scientists 84–85 D-Index: 195 scientists 86–87 D-Index: 203 scientists 88–89 D-Index: 175 scientists 90–91 D-Index: 175 scientists 92–93 D-Index: 142 scientists 94–95 D-Index: 121 scientists 96–97 D-Index: 117 scientists 98–99 D-Index: 107 scientists 100–101 D-Index: 88 scientists 102–103 D-Index: 85 scientists 104–105 D-Index: 68 scientists 106–107 D-Index: 62 scientists 108–109 D-Index: 57 scientists 110–111 D-Index: 45 scientists 112–113 D-Index: 49 scientists 114–115 D-Index: 50 scientists 116–117 D-Index: 34 scientists 118–119 D-Index: 38 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 29 scientists 124–125 D-Index: 28 scientists 126–127 D-Index: 24 scientists 128–129 D-Index: 33 scientists 130–131 D-Index: 28 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 20 scientists 136–137 D-Index: 23 scientists 138–139 D-Index: 17 scientists 140–141 D-Index: 12 scientists 142–143 D-Index: 17 scientists 144–145 D-Index: 21 scientists 146–147 D-Index: 13 scientists 148–149 D-Index: 11 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 13 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 4 scientists 162–163 D-Index: 4 scientists 164 D-Index: 3 scientists 165+ D-Index: 98 scientists
40–41 D-Index 165+

This scientist: 47 D-Index — 15th percentile

15% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 165 D-Index or more.

View D-Index distribution as a table
Number of Materials Science scientists by D-index, Research.com 2026 ranking edition. Based on 12,847 ranked scientists.
D-Index Scientists This scientist
40–41 211
42–43 450
44–45 612
46–47 612 47
48–49 598
50–51 657
52–53 667
54–55 621
56–57 597
58–59 610
60–61 587
62–63 606
64–65 533
66–67 490
68–69 469
70–71 378
72–73 421
74–75 359
76–77 323
78–79 299
80–81 230
82–83 210
84–85 195
86–87 203
88–89 175
90–91 175
92–93 142
94–95 121
96–97 117
98–99 107
100–101 88
102–103 85
104–105 68
106–107 62
108–109 57
110–111 45
112–113 49
114–115 50
116–117 34
118–119 38
120–121 37
122–123 29
124–125 28
126–127 24
128–129 33
130–131 28
132–133 21
134–135 20
136–137 23
138–139 17
140–141 12
142–143 17
144–145 21
146–147 13
148–149 11
150–151 14
152–153 13
154–155 9
156–157 10
158–159 7
160–161 4
162–163 4
164 3
165+ 98
Download as CSV

Yasuo Kitaoka D-index placement in Materials Science in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 12,847 Materials Science scientists ranked by Research.com in 2026, grouped into 64 ranges running from 40–41 to 165+ D-Index.
  • Yasuo Kitaoka, a Materials Science scholar from Osaka University, records 47 D-Index - the 15th percentile of the discipline.
  • 15% of ranked Materials Science scientists score the same or lower than Yasuo Kitaoka, and about 85% score higher.
  • The median of the discipline falls in the 62–63 D-Index range, and Yasuo Kitaoka ranks below the median.
  • The most crowded range is 52–53 D-Index, holding 667 scientists (5% of the field).
  • 68% of the field sits in the lowest quarter of the value range (up to 70–71 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 165 D-Index or more, 98 scientists in all (<1% of the field).

Overview

Yasuo Kitaoka is affiliated with Osaka University in Japan and has contributed to research primarily in the fields of Physics and Astronomy as well as Earth and Planetary Sciences. Their work encompasses various subfields including Astronomy and Astrophysics, Geophysics, Biomedical Engineering, and Signal Processing.

Their research topics span multiple areas such as Pulsars and Gravitational Waves Research, Superconducting Materials and Applications, High-pressure Geophysics and Materials, Blind Source Separation Techniques, and Seismic Waves and Analysis.

Kitaoka has co-authored research frequently with several collaborators, including:

  • T. Akutsu
  • Masaki Ando
  • A. Araya
  • N. Aritomi
  • Hideki Asada

The scientist's recent contributions include the following papers:

  • The status of KAGRA underground cryogenic gravitational wave telescope, 2020, Journal of Physics Conference Series
  • Application of independent component analysis to the iKAGRA data, 2020, Progress of Theoretical and Experimental Physics

Their work has been published in venues such as:

  • Journal of Physics Conference Series
  • Progress of Theoretical and Experimental Physics

Best Publications

  • Spin-triplet superconductivity in Sr2RuO4 identified by 17O knight shift

    K. Ishida;H. Mukuda;Y. Kitaoka;K. Asayama

  • Observation of a spin gap in SrCu2O3 comprising Ssin-12 quasi-1D two-leg ladders.

    M. Azuma;Z. Hiroi;M. Takano;K. Ishida

  • Nonunitary Spin-Triplet Superconductivity in UPt3 : Evidence from 195Pt Knight Shift Study

    Hideki Tou;Y. Kitaoka;K. Ishida;K. Asayama

  • Odd-Parity Superconductivity with Parallel Spin Pairing in UPt3 : Evidence from 195Pt Knight Shift Study

    Hideki Tou;Y. Kitaoka;K. Asayama;N. Kimura

  • Anisotropic pairing in superconducting Sr 2 RuO 4 : Ru NMR and NQR studies

    K. Ishida;Y. Kitaoka;K. Asayama;S. Ikeda

  • Anisotropic Superconducting Gap in the Spin-Triplet Superconductor Sr 2 RuO 4 : Evidence from a Ru-NQR Study

    K. Ishida;H. Mukuda;Y. Kitaoka;Z. Q. Mao

  • YbRh2Si2: Spin Fluctuations in the Vicinity of a Quantum Critical Point at Low Magnetic Field

    K. Ishida;K. Okamoto;Y. Kawasaki;Y. Kitaoka

  • Evidence for strong-coupling s-wave superconductivity in MgB2: (11)B NMR Study.

    Hisashi Kotegawa;K Ishida;Y Kitaoka;T Muranaka

  • Effect of carbon additive on increases in the growth rate of 2 in GaN single crystals in the Na flux method

    Fumio Kawamura;Masanori Morishita;Masaki Tanpo;Mamoru Imade

  • Nmr evidence for coexistence of superconductivity and ferromagnetic component in magnetic superconductor RuSr2YCu2O8: 99,101Ru and 63Cu NMR.

    Y. Tokunaga;H. Kotegawa;K. Ishida;Y. Kitaoka

  • Evidence for a novel state of superconductivity in noncentrosymmetric CePt3Si: a 195Pt-NMR study.

    M Yogi;Y Kitaoka;S Hashimoto;T Yasuda

  • Unusual magnetic and superconducting characteristics in multilayered high-Tc cuprates: 63Cu NMR study

    Hisashi Kotegawa;Y Tokunaga;K Ishida;G.-q Zheng

  • Pseudogap behavior in single-crystal Bi 2 Sr 2 CaCu 2 O 8+δ probed by Cu NMR

    K. Ishida;K. Yoshida;T. Mito;Y. Tokunaga

  • Method of manufacturing group III nitride substrate and semiconductor device

    Yasuo Kitaoka;Hisashi Minemoto;Isao Kidoguchi;Akihiko Ishibashi

  • Uniform mixing of high-Tc superconductivity and antiferromagnetism on a single CuO2 plane of a Hg-based five-layered cuprate.

    H. Mukuda;M. Abe;Y. Araki;Y. Kitaoka

  • Effect of carrier distribution on superconducting characteristics of the multilayered high- T c cuprate ( Cu 0.6 C 0.4 ) Ba 2 Ca 3 Cu 4 O 1 2 + y : 63 Cu − NMR study

    Y. Tokunaga;K. Ishida;Y. Kitaoka;K. Asayama

  • Spin gap and dynamics in Sr 14 − x Ca x Cu 24 O 41 comprising hole-doped two-leg spin ladders: Cu NMR study on single crystals

    K. Magishi;S. Matsumoto;Y. Kitaoka;K. Ishida

  • Image display device and image display system

    Yasuo Kitaoka;Kazuhisa Yamamoto;Hiromu Kitaura;Ken ichi Kasazumi

  • Gapless superconductivity in Zn-doped YBa2Cu3O7 studied by Cu NMR and NQR: Possibility of d-wave superconductivity in high-Tc oxides

    K. Ishida;Y. Kitaoka;T. Yoshitomi;N. Ogata

  • Optical apparatus and method for producing the same

    Yasuo Kitaoka;Kazuhisa Yamamoto;Makoto Kato;Tomoaki Uno

  • 75As NQR/NMR Studies on Oxygen-deficient Iron-based Oxypnictide Superconductors LaFeAsO_{1-y} (y=0,0.25,0.4) and NdFeAsO_{0.6}

    H. Mukuda;N. Terasaki;H. Kinouchi;M. Yashima

  • Gapless magnetic and quasiparticle excitations due to the coexistence of antiferromagnetism and superconductivity in CeRhIn5: a study of 115In NQR under pressure.

    S. Kawasaki;T. Mito;T. Mito;Y. Kawasaki;Y. Kawasaki;G. Q. Zheng

  • Overview and the Future of Phase-Change Optical Disk Technology

    Takeo Ohta;Kenichi Nishiuchi;Kenji Narumi;Yasuo Kitaoka

  • Enhancement of superconducting transition temperature due to the strong antiferromagnetic spin fluctuations in the noncentrosymmetric heavy-fermion superconductor CeIrSi3: A 29Si NMR study under pressure.

    H. Mukuda;T. Fujii;T. Ohara;A. Harada

  • EVOLUTION FROM MAGNETISM TO UNCONVENTIONAL SUPERCONDUCTIVITY IN A SERIES OF CEXCU2SI2 COMPOUNDS PROBED BY CU NQR

    K. Ishida;Y. Kawasaki;K. Tabuchi;K. Kashima

  • Pressure-induced anomalous magnetism and unconventional superconductivity in CeRhIn 5 : 115 In -NQR study under pressure

    T. Mito;S. Kawasaki;G.-q. Zheng;Y. Kawasaki

  • Method and device for converting an emission beam from a laser light source into 2-dimensional light

    Kenichi Kasazumi;Yasuo Kitaoka;Kiminori Mizuuchi;Kazuhisa Yamamoto

Frequent Co-Authors

Kiminori Mizuuchi
Kiminori Mizuuchi Panasonic (Japan)
Masashi Yoshimura
Masashi Yoshimura Osaka University
Yusuke Mori
Yusuke Mori Osaka University
Takatomo Sasaki
Takatomo Sasaki Osaka University
Yoshichika Ōnuki
Yoshichika Ōnuki University of Tokyo
Yoshichika Onuki
Yoshichika Onuki Osaka University
Parasharam M. Shirage
Parasharam M. Shirage Indian Institute of Technology Indore
C. Geibel
C. Geibel Max Planck Society
Shigeomi Shimizu
Shigeomi Shimizu Tokyo Medical and Dental University
Masayoshi Tonouchi
Masayoshi Tonouchi Osaka University

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