World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Electronics and Electrical Engineering 58 1905 1828 748 699 419 10446

David F. Welch publications per year

The chart shows the history of publications by David F. Welch between 1983 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. David F. Welch published across 43 years, from 1983 to 2025, averaging 10.8 papers a year. Output peaked at 45 publications in 1992. 21 of the 464 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1983 to 2025. Vertical axis: number of publications, 0 to 45. Peak 45 publications in 1992. 1983: 2 publications 1984: 1 publication 1985: 7 publications 1986: 14 publications 1987: 17 publications 1988: 17 publications 1989: 16 publications 1990: 32 publications 1991: 25 publications 1992: 45 publications 1993: 40 publications 1994: 39 publications 1995: 17 publications 1996: 13 publications 1997: 4 publications 1998: 1 publication 1999: 1 publication 2000: 3 publications 2001: 2 publications 2002: 5 publications 2003: 0 publications 2004: 0 publications 2005: 14 publications 2006: 11 publications 2007: 23 publications 2008: 11 publications 2009: 4 publications 2010: 13 publications 2011: 14 publications 2012: 13 publications 2013: 1 publication 2014: 4 publications 2015: 1 publication 2016: 0 publications 2017: 2 publications 2018: 2 publications 2019: 3 publications 2020: 4 publications 2021: 3 publications 2022: 9 publications 2023: 10 publications 2024: 9 publications 2025: 12 publications
1983 2025

464 publications in total across all disciplines

View publications per year as a table
David F. Welch: publications per year, 1983 to 2025
Year Publications
1983 2
1984 1
1985 7
1986 14
1987 17
1988 17
1989 16
1990 32
1991 25
1992 45
1993 40
1994 39
1995 17
1996 13
1997 4
1998 1
1999 1
2000 3
2001 2
2002 5
2003 0
2004 0
2005 14
2006 11
2007 23
2008 11
2009 4
2010 13
2011 14
2012 13
2013 1
2014 4
2015 1
2016 0
2017 2
2018 2
2019 3
2020 4
2021 3
2022 9
2023 10
2024 9
2025 12
Total 464
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David F. Welch 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 David F. Welch 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, 414–433 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: 419 publications — 77th percentile

77% 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
294–313 300
314–333 276
334–353 250
354–373 214
374–393 187
394–413 152
414–433 169 419
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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David F. Welch 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 David F. Welch 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, 58 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: 58 D-Index — 74th percentile

74% 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 58
59 120
60 103
61 93
62 92
63 74
64 77
65 73
66 64
67 69
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

  • 2016 - Member of the National Academy of Engineering For contributions to high-power semiconductor lasers and photonic integrated circuits.

Overview

David F. Welch is affiliated with Infinera in the United States. Their research primarily spans the field of Medicine, with a focus on several specialized subfields including Pulmonary and Respiratory Medicine, Dermatology, Health, Toxicology and Mutagenesis, Oncology, and Electrical and Electronic Engineering.

The main topics covered in Welch's work include:

  • Infection Control and Ventilation
  • Skin Protection and Aging
  • Indoor Air Quality and Microbial Exposure
  • Urban Green Space and Health
  • COVID-19 and Healthcare Impacts
  • Noise Effects and Management
  • Wood Treatment and Properties

Welch has contributed to several scientific publications, predominantly in the following venues:

  • Photochemistry and Photobiology
  • Scientific Reports
  • PEER
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Research Square (Research Square)

Recent notable papers include:

  • Far-UVC light (222 nm) efficiently and safely inactivates airborne human coronaviruses, 2020, Scientific Reports
  • Far-UVC (222 nm) efficiently inactivates an airborne pathogen in a room-sized chamber, 2022, Scientific Reports
  • Exposure of Human Skin Models to KrCl Excimer Lamps: The Impact of Optical Filtering†, 2021, Photochemistry and Photobiology
  • No Evidence of Induced Skin Cancer or Other Skin Abnormalities after Long-Term (66 week) Chronic Exposure to 222-nm Far-UVC Radiation, 2022, Photochemistry and Photobiology
  • Inactivation Rates for Airborne Human Coronavirus by Low Doses of 222 nm Far-UVC Radiation, 2022, Viruses

Frequent collaborators include:

  • David J. Brenner
  • Manuela Buonanno
  • Igor Shuryak
  • Raabia Hashmi
  • Camryn Petersen

Welch's work integrates knowledge from both medical and engineering perspectives, particularly relating to the use of Far-UVC light for infection control and skin protection. This intersection reflects a broader interdisciplinary approach in their research.

In 2016, Welch was recognized as a Member of the National Academy of Engineering for contributions to high-power semiconductor lasers and photonic integrated circuits.

Best Publications

  • Large-scale photonic integrated circuits

    R. Nagarajan;C.H. Joyner;R.P. Schneider;J.S. Bostak

  • Monolithic photonic integrated circuit (PIC) with forward error correction (FEC)

    David Welch;Radhakrishnan Nagarajan;Fred Kish;Mark Missey

  • MONOLITHIC TRANSMITTER PHOTONIC INTEGRATED CIRCUIT (TxPIC) WITH INTEGRATED OPTICAL COMPONENTS IN CIRCUIT SIGNAL CHANNELS

    David F. Welch;Vincent G. Dominic;Fred A. Kish;Mark J. Missey

  • Microstructure of GaN epitaxy on SiC using AlN buffer layers

    F. A. Ponce;B. S. Krusor;J. S. Major;W. E. Plano

  • High power diode laser arrays

    J.G. Endriz;M. Vakili;G.S. Browder;M. DeVito

  • Digital optical network architecture

    Jagdeep Singh;Drew D. Perkins;David F. Welch;Mark Yin

  • InP Photonic Integrated Circuits

    R Nagarajan;M Kato;J Pleumeekers;P Evans

  • System-on-Chip Photonic Integrated Circuits

    Fred Kish;Vikrant Lal;Peter Evans;Scott W. Corzine

  • Analysis of second-order gratings

    A. Hardy;D.F. Welch;W. Streifer

  • Strained Ga/sub x/In/sub 1-x/P/(AlGa)/sub 0.5/In/sub 0.5/P heterostructures and quantum-well laser diodes

    D.P. Bour;R.S. Geels;D.W. Treat;T.L. Paoli

  • Coolerless photonic integrated circuits (PICs) for WDM transmission networks and PICs operable with a floating signal channel grid changing with temperature but with fixed channel spacing in the floating grid

    Radhakrishnan L. Nagarajan;Fred A. Kish;David F. Welch;Drew D. Perkins

  • Drift leakage current in AlGaInP quantum-well lasers

    D.P. Bour;D.W. Treat;R.L. Thornton;R.S. Geels

  • Operating characteristics of a high-power monolithically integrated flared amplifier master oscillator power amplifier

    S. O'Brien;D.F. Welch;R.A. Parke;D. Mehuys

  • Frequency converted laser diode and lens system therefor

    Robert G. Waarts;David F. Welch;Donald R. Scifres;Robert J. Lang

  • Modal analysis of linear Talbot-cavity semiconductor lasers

    David Mehuys;William G. Streifer;Robert G. Waarts;David F. Welch

  • Laser diode pumped 106 mW blue upconversion fiber laser

    S. Sanders;R. G. Waarts;D. G. Mehuys;D. F. Welch

  • Theory of grating-confined broad-area lasers

    R.J. Lang;K. Dzurko;A.A. Hardy;S. Demars

  • Advances in diode laser pumps

    W. Streifer;D.R. Scifres;G.L. Harnagel;D.F. Welch

  • 2.0 W CW, diffraction-limited operation of a monolithically integrated master oscillator power amplifier

    R. Parke;D.F. Welch;A. Hardy;R. Lang

  • Noncritical quasi-phase-matched second harmonic generation in an annealed proton-exchanged LiNbO/sub 3/ waveguide

    M.L. Bortz;S.J. Field;M.M. Fejer;D.W. Nam

  • Wavelength-stabilized, high power semiconductor laser

    David G. Mehuys;David F. Welch;Robert J. Lang;Donald R. Scifres

  • Large-scale photonic integrated circuits

    J. Pleumeekers;M. Kato;P. Evans;S. Corzine

Frequent Co-Authors

Fred A. Kish
Fred A. Kish Infinera (United States)
Radhakrishnan L. Nagarajan
Radhakrishnan L. Nagarajan Marvell Technology
Donald R. Scifres
Donald R. Scifres SDL Ventures
Richard P. Schneider
Richard P. Schneider Infinera (United States)
Scott W. Corzine
Scott W. Corzine Infinera (United States)
W. Streifer
W. Streifer SDL (United States)
Lew Goldberg
Lew Goldberg United States Naval Research Laboratory
C. Joyner
C. Joyner Infinera (United States)
Richard M. Osgood
Richard M. Osgood Columbia University

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