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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Environmental Sciences 43 7007 6734 2499 2324 104 8627

Qi Chen publications per year

The chart shows the history of publications by Qi Chen between 2004 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Qi Chen published across 22 years, from 2004 to 2025, averaging 5.3 papers a year. Output peaked at 14 publications in 2017. 6 of the 116 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 2004 to 2025. Vertical axis: number of publications, 0 to 14. Peak 14 publications in 2017. 2004: 1 publication 2005: 0 publications 2006: 2 publications 2007: 2 publications 2008: 2 publications 2009: 1 publication 2010: 8 publications 2011: 3 publications 2012: 4 publications 2013: 10 publications 2014: 4 publications 2015: 4 publications 2016: 10 publications 2017: 14 publications 2018: 14 publications 2019: 10 publications 2020: 11 publications 2021: 6 publications 2022: 0 publications 2023: 4 publications 2024: 5 publications 2025: 1 publication
2004 2025

116 publications in total across all disciplines

View publications per year as a table
Qi Chen: publications per year, 2004 to 2025
Year Publications
2004 1
2005 0
2006 2
2007 2
2008 2
2009 1
2010 8
2011 3
2012 4
2013 10
2014 4
2015 4
2016 10
2017 14
2018 14
2019 10
2020 11
2021 6
2022 0
2023 4
2024 5
2025 1
Total 116
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Qi Chen publications per year - data summary

  • Qi Chen, a Environmental Sciences scholar from University of Hawaii at Manoa, has 116 publications recorded across 22 years, from 2004 to 2025.
  • The oldest publication on record dates to 2004 and the most recent to 2025.
  • The most productive years are 2017 and 2018, with 14 publications each.
  • The least productive years with any output are 2004, 2009 and 2025, with 1 publication each.
  • 2 of the 22 years in the span carry no publications at all (2005 and 2022).
  • The rate of publication averages 5.3 papers per year over the whole span, or 5.8 per year counting only the 20 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 16 publications, 14% of the career total.
  • Split into equal eras - 2004-2011: 19 publications (2.4 per year); 2012-2019: 70 publications (8.8 per year); 2020-2025: 27 publications (4.5 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Qi Chen publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Qi Chen sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 66 bars. Horizontal axis: publications, 41–50 to 690+. Vertical axis: number of scientists, 0 to 617. Most scientists, 617, have 121–130 publications. The last bar groups every scientist with 690 publications or more. The highlighted bar, 101–110 publications, is where this scientist sits. 41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 282 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 26 scientists 501–510 publications: 17 scientists 511–520 publications: 19 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–689 publications: 4 scientists 690+ publications: 100 scientists
41–50 publications 690+

This scientist: 104 publications — 15th percentile

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

The last bar groups every scientist with 690 publications or more.

View publications distribution as a table
Number of Environmental Sciences scientists by publication count, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
Publications Scientists This scientist
41–50 21
51–60 62
61–70 133
71–80 257
81–90 361
91–100 440
101–110 492 104
111–120 541
121–130 617
131–140 544
141–150 541
151–160 539
161–170 444
171–180 444
181–190 400
191–200 377
201–210 318
211–220 282
221–230 263
231–240 220
241–250 217
251–260 180
261–270 181
271–280 155
281–290 130
291–300 127
301–310 130
311–320 85
321–330 106
331–340 80
341–350 83
351–360 75
361–370 69
371–380 52
381–390 54
391–400 56
401–410 44
411–420 40
421–430 36
431–440 25
441–450 25
451–460 32
461–470 29
471–480 21
481–490 26
491–500 26
501–510 17
511–520 19
521–530 15
531–540 22
541–550 12
551–560 15
561–570 11
571–580 19
581–590 9
591–600 9
601–610 7
611–620 11
621–630 5
631–640 5
641–650 6
651–660 3
661–670 3
671–680 4
681–689 4
690+ 100
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Qi Chen publication distribution in Environmental Sciences in 2026 - data summary

  • The chart plots the publication count of all 9,676 Environmental Sciences scientists ranked by Research.com in 2026, grouped into 66 ranges running from 41–50 to 690+ publications.
  • Qi Chen, a Environmental Sciences scholar from University of Hawaii at Manoa, records 104 publications - the 15th percentile of the discipline.
  • 15% of ranked Environmental Sciences scientists score the same or lower than Qi Chen, and about 85% score higher.
  • The median of the discipline falls in the 161–170 publications range, and Qi Chen ranks below the median.
  • The most crowded range is 121–130 publications, holding 617 scientists (6% of the field).
  • 67% of the field sits in the lowest quarter of the value range (up to 201–210 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 690 publications or more, 100 scientists in all (1% of the field).

Qi Chen D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Qi Chen sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 97 bars. Horizontal axis: D-Index, 30 to 126+. Vertical axis: number of scientists, 0 to 348. Most scientists, 348, have 45 D-Index. The last bar groups every scientist with 126 D-Index or more. The highlighted bar, 43 D-Index, is where this scientist sits. 30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 198 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 20 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125 D-Index: 9 scientists 126+ D-Index: 92 scientists
30 D-Index 126+

This scientist: 43 D-Index — 29th percentile

29% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 126 D-Index or more.

View D-Index distribution as a table
Number of Environmental Sciences scientists by D-index, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
D-Index Scientists This scientist
30 12
31 26
32 51
33 88
34 123
35 163
36 206
37 267
38 265
39 275
40 321
41 343
42 305
43 336 43
44 330
45 348
46 291
47 275
48 272
49 273
50 263
51 232
52 266
53 217
54 198
55 177
56 202
57 204
58 166
59 177
60 166
61 152
62 143
63 150
64 124
65 119
66 120
67 118
68 82
69 98
70 94
71 105
72 74
73 84
74 70
75 67
76 78
77 60
78 59
79 52
80 47
81 38
82 48
83 42
84 42
85 43
86 29
87 37
88 29
89 30
90 34
91 20
92 22
93 17
94 19
95 24
96 21
97 20
98 24
99 17
100 17
101 21
102 25
103 18
104 26
105 20
106 15
107 10
108 13
109 15
110 12
111 8
112 7
113 9
114 6
115 12
116 7
117 8
118 3
119 5
120 7
121 2
122 4
123 8
124 7
125 9
126+ 92
Download as CSV

Qi Chen D-index placement in Environmental Sciences in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 9,676 Environmental Sciences scientists ranked by Research.com in 2026, grouped into 97 ranges running from 30 to 126+ D-Index.
  • Qi Chen, a Environmental Sciences scholar from University of Hawaii at Manoa, records 43 D-Index - the 29th percentile of the discipline.
  • 29% of ranked Environmental Sciences scientists score the same or lower than Qi Chen, and about 71% score higher.
  • The median of the discipline falls in the 51 D-Index range, and Qi Chen ranks below the median.
  • The most crowded range is 45 D-Index, holding 348 scientists (4% of the field).
  • 59% of the field sits in the lowest quarter of the value range (up to 54 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 126 D-Index or more, 92 scientists in all (<1% of the field).

Overview

Qi Chen is affiliated with the University of Hawaii at Manoa in the United States and has contributed extensively to the field of Environmental Science, with a focus on various subfields including Ecology, Environmental Engineering, Nature and Landscape Conservation, Atmospheric Science, and Water Science and Technology.

Their research primarily covers topics such as Remote Sensing in Agriculture, Remote Sensing and LiDAR Applications, Forest Ecology and Management, Remote Sensing and Land Use, Microplastics and Plastic Pollution, Water Quality Monitoring Technologies, and Landslides and Related Hazards.

Qi Chen has frequently published in venues like Harvard Dataverse, International Journal of Remote Sensing, Zenodo (CERN European Organization for Nuclear Research), Agricultural and Forest Meteorology, and Coastal Management.

Notable recent papers authored or co-authored by Qi Chen include:

  • Influence of sun zenith angle on canopy clumping and the resulting impacts on photosynthesis (2020), Agricultural and Forest Meteorology
  • Mapping Exposure to Flooding in Three Coastal Communities on the North Slope of Alaska Using Airborne LiDAR (2020), Coastal Management
  • Influence of tree size, local forest structure, topography, and soil resource availability on plantation growth in Qinghai Province, China (2020), Ecological Indicators
  • Evaluating satellite hyperspectral (Orbita) and multispectral (Landsat 8 and Sentinel-2) imagery for identifying cotton acreage (2021), International Journal of Remote Sensing
  • Improving Plot-Level Model of Forest Biomass: A Combined Approach Using Machine Learning with Spatial Statistics (2021), Forests

Qi Chen has collaborated frequently with several co-authors, including W. Ross Winans, Yi Qiang, Erik C. Franklin, Changwei Wang, and Xiaoman Zheng.

Best Publications

  • Online Rainfall Atlas of Hawai‘i

    Thomas W. Giambelluca;Qi Chen;Abby G. Frazier;Jonathan P. Price

  • A survey of remote sensing-based aboveground biomass estimation methods in forest ecosystems

    Dengsheng Lu;Qi Chen;Guangxing Wang;Lijuan Liu

  • Isolating individual trees in a savanna woodland using small footprint lidar data

    Qi Chen;Dennis Baldocchi;Peng Gong;Maggi Kelly

  • Filtering airborne laser scanning data with morphological methods

    Qi Chen;Peng Gong;Dennis Baldocchi;Gengxin Xie

  • Aboveground Forest Biomass Estimation with Landsat and LiDAR Data and Uncertainty Analysis of the Estimates

    Dengsheng Lu;Qi Chen;Guangxing Wang;Emilio Moran

  • Above ground biomass estimation in an African tropical forest with lidar and hyperspectral data

    Gaia Vaglio Laurin;Gaia Vaglio Laurin;Qi Chen;Jeremy A. Lindsell;David A. Coomes

  • Biotic and Human Vulnerability to Projected Changes in Ocean Biogeochemistry over the 21st Century

    Camilo Mora;Chih Lin Wei;Audrey Rollo;Teresa Amaro

  • A comparison of classification techniques to support land cover and land use analysis in tropical coastal zones

    Brian W. Szuster;Qi Chen;Michael Borger

  • LiDAR Remote Sensing and Applications

    Pinliang Dong;Qi Chen

  • Discrimination of tropical forest types, dominant species, and mapping of functional guilds by hyperspectral and simulated multispectral Sentinel-2 data

    Gaia Vaglio Laurin;Gaia Vaglio Laurin;Nicola Puletti;William Hawthorne;Veraldo Liesenberg

  • Estimating basal area and stem volume for individual trees from lidar data

    Qi Chen;Peng Gong;Peng Gong;Dennis Baldocchi;Yong Q. Tian

  • Optical and SAR sensor synergies for forest and land cover mapping in a tropical site in West Africa

    Gaia Vaglio Laurin;Gaia Vaglio Laurin;Veraldo Liesenberg;Qi Chen;Leila Guerriero

  • Comparative Analysis of Modeling Algorithms for Forest Aboveground Biomass Estimation in a Subtropical Region

    Yukun Gao;Dengsheng Lu;Guiying Li;Guangxing Wang

  • Retrieving vegetation height of forests and woodlands over mountainous areas in the Pacific Coast region using satellite laser altimetry

    Qi Chen

  • Uncertainty of remotely sensed aboveground biomass over an African tropical forest: Propagating errors from trees to plots to pixels

    Qi Chen;Gaia Vaglio Laurin;Riccardo Valentini;Riccardo Valentini

  • Estimation of Wheat LAI at Middle to High Levels Using Unmanned Aerial Vehicle Narrowband Multispectral Imagery

    Xia Yao;Ni Wang;Yong Liu;Tao Cheng

  • A Survey of Mobile Laser Scanning Applications and Key Techniques over Urban Areas

    Yanjun Wang;Qi Chen;Qing Zhu;Lin Liu

  • Integration of airborne lidar and vegetation types derived from aerial photography for mapping aboveground live biomass

    Qi Chen;Gaia Vaglio Laurin;Gaia Vaglio Laurin;John J. Battles;David Saah;David Saah

  • Modeling energy and carbon fluxes in a heterogeneous oak woodland: A three-dimensional approach

    Hideki Kobayashi;Hideki Kobayashi;Dennis D. Baldocchi;Youngryel Ryu;Qi Chen

  • Quantifying the influences of various ecological factors on land surface temperature of urban forests

    Yin Ren;Lu-Ying Deng;Shu-Di Zuo;Xiao-Dong Song

  • Physically based vertical vegetation structure retrieval from ICESat data: Validation using LVIS in White Mountain National Forest, New Hampshire, USA

    Shihyan Lee;Wenge Ni-Meister;Wenze Yang;Wenze Yang;Qi Chen

Frequent Co-Authors

Riccardo Valentini
Riccardo Valentini Tuscia University
Ronald E. McRoberts
Ronald E. McRoberts University of Minnesota
Peng Gong
Peng Gong University of Hong Kong
Dennis D. Baldocchi
Dennis D. Baldocchi University of California, Berkeley
Xia Yao
Xia Yao Nanjing Agricultural University
Erik Næsset
Erik Næsset Norwegian University of Life Sciences
Dengsheng Lu
Dengsheng Lu Fujian Normal University
Yongchao Tian
Yongchao Tian Nanjing Agricultural University
Lin Liu
Lin Liu Chinese Academy of Sciences
David A. Coomes
David A. Coomes University of Cambridge

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