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D-Index & Metrics

Discipline name D-Index World Ranking National Ranking Publications Citations
Electronics and Electrical Engineering 67 1065 190 282 19610

Ping-Keung Ko publications per year

The chart shows the history of publications by Ping-Keung Ko between 1979 and 2004, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ping-Keung Ko published across 26 years, from 1979 to 2004, averaging 10.9 papers a year. Output peaked at 25 publications in 1993. 14 of the 283 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1979 to 2004. Vertical axis: number of publications, 0 to 25. Peak 25 publications in 1993. 1979: 1 publication 1980: 0 publications 1981: 2 publications 1982: 5 publications 1983: 3 publications 1984: 10 publications 1985: 5 publications 1986: 7 publications 1987: 17 publications 1988: 14 publications 1989: 15 publications 1990: 15 publications 1991: 23 publications 1992: 20 publications 1993: 25 publications 1994: 25 publications 1995: 18 publications 1996: 11 publications 1997: 10 publications 1998: 11 publications 1999: 10 publications 2000: 7 publications 2001: 6 publications 2002: 9 publications 2003: 10 publications 2004: 4 publications
1979 2004

283 publications in total across all disciplines

View publications per year as a table
Ping-Keung Ko: publications per year, 1979 to 2004
Year Publications
1979 1
1980 0
1981 2
1982 5
1983 3
1984 10
1985 5
1986 7
1987 17
1988 14
1989 15
1990 15
1991 23
1992 20
1993 25
1994 25
1995 18
1996 11
1997 10
1998 11
1999 10
2000 7
2001 6
2002 9
2003 10
2004 4
Total 283
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Ping-Keung Ko publication distribution in Electronics and Electrical Engineering in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Electronics and Electrical Engineering in 2026. The highlighted bar marks where Ping-Keung Ko sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 53 bars. Horizontal axis: publications, 34–53 to 1,065+. Vertical axis: number of scientists, 0 to 445. Most scientists, 445, have 174–193 publications. The last bar groups every scientist with 1,065 publications or more. The highlighted bar, 274–293 publications, is where this scientist sits. 34–53 publications: 24 scientists 54–73 publications: 52 scientists 74–93 publications: 114 scientists 94–113 publications: 203 scientists 114–133 publications: 269 scientists 134–153 publications: 355 scientists 154–173 publications: 403 scientists 174–193 publications: 445 scientists 194–213 publications: 430 scientists 214–233 publications: 431 scientists 234–253 publications: 399 scientists 254–273 publications: 366 scientists 274–293 publications: 335 scientists 294–313 publications: 300 scientists 314–333 publications: 276 scientists 334–353 publications: 250 scientists 354–373 publications: 214 scientists 374–393 publications: 187 scientists 394–413 publications: 152 scientists 414–433 publications: 169 scientists 434–453 publications: 147 scientists 454–473 publications: 111 scientists 474–493 publications: 117 scientists 494–513 publications: 103 scientists 514–533 publications: 99 scientists 534–553 publications: 92 scientists 554–573 publications: 75 scientists 574–593 publications: 58 scientists 594–613 publications: 69 scientists 614–633 publications: 50 scientists 634–653 publications: 62 scientists 654–673 publications: 54 scientists 674–693 publications: 44 scientists 694–713 publications: 37 scientists 714–733 publications: 28 scientists 734–753 publications: 26 scientists 754–773 publications: 26 scientists 774–793 publications: 19 scientists 794–813 publications: 23 scientists 814–833 publications: 20 scientists 834–853 publications: 16 scientists 854–873 publications: 20 scientists 874–893 publications: 11 scientists 894–913 publications: 11 scientists 914–933 publications: 16 scientists 934–953 publications: 13 scientists 954–973 publications: 10 scientists 974–993 publications: 11 scientists 994–1,013 publications: 9 scientists 1,014–1,033 publications: 9 scientists 1,034–1,053 publications: 10 scientists 1,054–1,064 publications: 6 scientists 1,065+ publications: 99 scientists
34–53 publications 1,065+

This scientist: 282 publications — 53rd percentile

53% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,065 publications or more.

View publications distribution as a table
Number of Electronics and Electrical Engineering scientists by publication count, Research.com 2026 ranking edition. Based on 6,875 ranked scientists.
Publications Scientists This scientist
34–53 24
54–73 52
74–93 114
94–113 203
114–133 269
134–153 355
154–173 403
174–193 445
194–213 430
214–233 431
234–253 399
254–273 366
274–293 335 282
294–313 300
314–333 276
334–353 250
354–373 214
374–393 187
394–413 152
414–433 169
434–453 147
454–473 111
474–493 117
494–513 103
514–533 99
534–553 92
554–573 75
574–593 58
594–613 69
614–633 50
634–653 62
654–673 54
674–693 44
694–713 37
714–733 28
734–753 26
754–773 26
774–793 19
794–813 23
814–833 20
834–853 16
854–873 20
874–893 11
894–913 11
914–933 16
934–953 13
954–973 10
974–993 11
994–1,013 9
1,014–1,033 9
1,034–1,053 10
1,054–1,064 6
1,065+ 99
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Ping-Keung Ko D-index placement in Electronics and Electrical Engineering in 2026

The chart shows the D-index (discipline H-index) distribution of Electronics and Electrical Engineering scientists ranked by Research.com in 2026. The highlighted bar marks where Ping-Keung Ko sits on this spectrum.

No. of scientists
50 100 150 200 250
Bar chart with 82 bars. Horizontal axis: D-Index, 30 to 111+. Vertical axis: number of scientists, 0 to 263. Most scientists, 263, have 32 D-Index. The last bar groups every scientist with 111 D-Index or more. The highlighted bar, 67 D-Index, is where this scientist sits. 30 D-Index: 178 scientists 31 D-Index: 257 scientists 32 D-Index: 263 scientists 33 D-Index: 262 scientists 34 D-Index: 244 scientists 35 D-Index: 236 scientists 36 D-Index: 211 scientists 37 D-Index: 220 scientists 38 D-Index: 214 scientists 39 D-Index: 214 scientists 40 D-Index: 205 scientists 41 D-Index: 187 scientists 42 D-Index: 194 scientists 43 D-Index: 201 scientists 44 D-Index: 155 scientists 45 D-Index: 189 scientists 46 D-Index: 148 scientists 47 D-Index: 160 scientists 48 D-Index: 134 scientists 49 D-Index: 130 scientists 50 D-Index: 141 scientists 51 D-Index: 156 scientists 52 D-Index: 108 scientists 53 D-Index: 130 scientists 54 D-Index: 112 scientists 55 D-Index: 97 scientists 56 D-Index: 111 scientists 57 D-Index: 102 scientists 58 D-Index: 108 scientists 59 D-Index: 120 scientists 60 D-Index: 103 scientists 61 D-Index: 93 scientists 62 D-Index: 92 scientists 63 D-Index: 74 scientists 64 D-Index: 77 scientists 65 D-Index: 73 scientists 66 D-Index: 64 scientists 67 D-Index: 69 scientists 68 D-Index: 60 scientists 69 D-Index: 39 scientists 70 D-Index: 57 scientists 71 D-Index: 59 scientists 72 D-Index: 46 scientists 73 D-Index: 49 scientists 74 D-Index: 38 scientists 75 D-Index: 35 scientists 76 D-Index: 32 scientists 77 D-Index: 35 scientists 78 D-Index: 31 scientists 79 D-Index: 22 scientists 80 D-Index: 34 scientists 81 D-Index: 31 scientists 82 D-Index: 34 scientists 83 D-Index: 23 scientists 84 D-Index: 18 scientists 85 D-Index: 30 scientists 86 D-Index: 19 scientists 87 D-Index: 19 scientists 88 D-Index: 20 scientists 89 D-Index: 8 scientists 90 D-Index: 17 scientists 91 D-Index: 7 scientists 92 D-Index: 14 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 12 scientists 97 D-Index: 10 scientists 98 D-Index: 10 scientists 99 D-Index: 12 scientists 100 D-Index: 16 scientists 101 D-Index: 5 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 8 scientists 105 D-Index: 9 scientists 106 D-Index: 13 scientists 107 D-Index: 4 scientists 108 D-Index: 5 scientists 109 D-Index: 10 scientists 110 D-Index: 8 scientists 111+ D-Index: 96 scientists
30 D-Index 111+

This scientist: 67 D-Index — 85th percentile

85% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 111 D-Index or more.

View D-Index distribution as a table
Number of Electronics and Electrical Engineering scientists by D-index, Research.com 2026 ranking edition. Based on 6,875 ranked scientists.
D-Index Scientists This scientist
30 178
31 257
32 263
33 262
34 244
35 236
36 211
37 220
38 214
39 214
40 205
41 187
42 194
43 201
44 155
45 189
46 148
47 160
48 134
49 130
50 141
51 156
52 108
53 130
54 112
55 97
56 111
57 102
58 108
59 120
60 103
61 93
62 92
63 74
64 77
65 73
66 64
67 69 67
68 60
69 39
70 57
71 59
72 46
73 49
74 38
75 35
76 32
77 35
78 31
79 22
80 34
81 31
82 34
83 23
84 18
85 30
86 19
87 19
88 20
89 8
90 17
91 7
92 14
93 9
94 15
95 10
96 12
97 10
98 10
99 12
100 16
101 5
102 7
103 7
104 8
105 9
106 13
107 4
108 5
109 10
110 8
111+ 96
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Research.com Recognitions

  • 2002 - IEEE Donald O. Pederson Award in Solid-State Circuits "For contributions to MOSFET physics and development of the BSIM model for CMOS circuit simulation."

Overview

Ping-Keung Ko is affiliated with the Hong Kong University of Science and Technology in China. Their academic contributions span various aspects of semiconductor physics and circuit simulation models.

In 2002, Ping-Keung Ko received the IEEE Donald O. Pederson Award in Solid-State Circuits. This award was given "For contributions to MOSFET physics and development of the BSIM model for CMOS circuit simulation."

Best Publications

  • Hot-electron-induced MOSFET degradation—Model, monitor, and improvement

    Chenming Hu;Simon C. Tam;Fu-Chieh Hsu;Ping-Keung Ko

  • A unified model for the flicker noise in metal-oxide-semiconductor field-effect transistors

    K.K. Hung;P.K. Ko;C. Hu;Y.C. Cheng

  • BSIM: Berkeley short-channel IGFET model for MOS transistors

    B.J. Sheu;D.L. Scharfetter;P.-K. Ko;M.-C. Jeng

  • Dynamic threshold-voltage MOSFET (DTMOS) for ultra-low voltage VLSI

    F. Assaderaghi;D. Sinitsky;S.A. Parke;J. Bokor

  • Lucky-electron model of channel hot-electron injection in MOSFET'S

    Simon Tam;Ping-Keung Ko;Chenming Hu

  • The impact of gate-induced drain leakage current on MOSFET scaling

    T.Y. Chan;J. Chen;P.K. Ko;C. Hu

  • Threshold voltage model for deep-submicrometer MOSFETs

    Z.-H. Liu;C. Hu;J.-H. Huang;T.-Y. Chan

  • Random telegraph noise of deep-submicrometer MOSFETs

    K.K. Hung;P.K. Ko;C. Hu;Y.C. Cheng

  • Subbreakdown drain leakage current in MOSFET

    J. Chen;T.Y. Chan;I.C. Chen;P.K. Ko

  • The effect of high fields on MOS device and circuit performance

    C.G. Sodini;Ping-Keung Ko;J.L. Moll

  • A dynamic threshold voltage MOSFET (DTMOS) for ultra-low voltage operation

    F. Assaderaghi;D. Sinitsky;S. Parke;J. Bokor

  • A physics-based MOSFET noise model for circuit simulators

    K.K. Hung;P.K. Ko;C. Hu;Y.C. Cheng

  • Berkeley reliability tools-BERT

    R.H. Tu;E. Rosenbaum;W.Y. Chan;C.C. Li

  • A simple method to characterize substrate current in MOSFET's

    T.Y. Chan;P.K. Ko;C. Hu

  • High-gain lateral bipolar action in a MOSFET structure

    S. Verdonckt-Vandebroek;S.S. Wong;J.C.S. Woo;P.K. Ko

  • A physical and scalable I-V model in BSIM3v3 for analog/digital circuit simulation

    Yuhua Cheng;Min-Chie Jeng;Zhihong Liu;Jianhui Huang

  • An engineering model for short-channel MOS devices

    K.-y. Toh;P.-K. Ko;R.G. Meyer

  • Inversion-layer capacitance and mobility of very thin gate-Oxide MOSFET's

    Mong-Song Liang;Jeong Yeol Choi;Ping-Keung Ko;Chenming Hu

  • Dependence of channel electric field on device scaling

    T.Y. Chan;P.K. Ko;C. Hu

  • An analytical breakdown model for short-channel MOSFET's

    Fu-Chieh Hsu;Ping-Keung Ko;Simon Tam;Chenming Hu

Frequent Co-Authors

Chenming Hu
Chenming Hu University of California, Berkeley
Zhi Liu
Zhi Liu ShanghaiTech University
Elyse Rosenbaum
Elyse Rosenbaum University of Illinois at Urbana-Champaign
Richard S. Muller
Richard S. Muller University of California, Berkeley
Yung-Chi Cheng
Yung-Chi Cheng Yale University
Jeffrey Bokor
Jeffrey Bokor University of California, Berkeley
Mansun Chan
Mansun Chan Hong Kong University of Science and Technology
Tso-Ping Ma
Tso-Ping Ma Yale University
S. Simon Wong
S. Simon Wong Stanford University

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