Heejun Chang

Portland State University - Portland / United States

Natural Sciences / Geography

AD Scientific Index ID: 890333

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Heejun Chang Academic Profile: Rankings

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In World

2,395,351
Scientists

Citation Index

H-Index

i-10 Index

Scores

H-Index

1.27%

H-Index

4.02%

#18,014

H-Index

??????

H-Index

??????

H Index

Total Ranks

i-10 Index

1.63%

i-10 Index

5.36%

#24,019

i-10 Index

??????

i-10 Index

??????

i-10 Index

127

Citation Index

4.89%

#27

Citation Index

7.55%

#33,802

Citation Index

??????

Citation Index

??????

Citations

11,610

H-Index

1.09%

H-Index

3.21%

#14,379

H-Index

??????

H-Index

??????

H Index

Last 6 Years Ranks

i-10 Index

0.72%

i-10 Index

3.62%

#16,210

i-10 Index

??????

i-10 Index

??????

i-10 Index

110

Citation Index

2.36%

#13

Citation Index

5.55%

#24,859

Citation Index

??????

Citation Index

??????

Citations

6,565

Natural Sciences *

In World

312,496
Scientists

Rank

3.08%

Rank

6.61%

#4,408

Rank

??????

Rank

??????

Geography *

4
Scientists

781
Scientists

999
Scientists

5,656
Scientists

Rank

25%

Rank

3.97%

#31

Rank

??????

Rank

??????

	SCORES	RANKINGS
H Index (Total)	62	#7	#18,014	#20,043	#44,621 ^{Top 3%}
H Index (Last 6 Years)	44	#6	#14,379	#15,988	#???
H Index Last 6 years / Total Ratio	70%
i10 Index (Total)	127	#9	#24,019	#27,334	#???
i10 Index (Last 6 Years)	110	#4	#16,210	#18,374	#???
i10 Index Last 6 years / Total Ratio	86%
Citation (Total)	11,610	#27	#33,802	#37,467	#???
Citation (Last 6 Years)	6,565	#13	#24,859	#27,469	#???
Citation Last 6 years / Total Ratio	56%
Natural Sciences *		#2 (65) *	#4,408 (66,680) *	#??? (74,299) *	#??? (312,496) *
Geography * Hydrology and water resources \| hydrologic extremes \| Spatial hydrology \| Water ecosystem services \| Water use \|		#1 (4) *	#31 (781) *	#??? (999) *	#??? (5,656) *

* Dec 24, 2024 | According to Total H Index | BETA VERSION Join our list to unlock premium membership benefits and view the full version of your profile – click here. Notice: Please note that the subject field rankings for the world, region, country, and university are in the Beta Version due to the exclusion of profiles classified under 'Others' (874.388 scientists whose branches have not been determined or updated). These rankings will adjust as profiles are updated. Reporting Inappropriate Profiles: To report inappropriate, inaccurate, or unethical profiles, including deceased scientists or profiles that require deletion, please contact [email protected]. In line with our Data Privacy Policy, if you wish to have your personal information removed, please email [email protected]. We will delete your data within 5 business days. Free Updates: To update your university or institution name, please email [email protected] with your AD Scientific Index ID and supporting documentation.

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University / Institution Rankings Portland State University Rankings

AD Scientific Index ID 890333

Web Of Science Researcher ID

H-Index , Verified Peer Reviews, Citing Articles

ORCID ID

Scopus Author ID

H-Index, Citations, Documents

Researchgate

Research Interest Score, h-index

Academic Degree

World: Top 10 Scientists in Natural Sciences / Geography

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Jean Poesen

Jean Poesen Catholic University of Leuven World Rank #1,714 Biswajeet Pradhan

Biswajeet Pradhan University of Technology Sydney World Rank #2,558 Peng Gong

Peng Gong University of Hong Kong World Rank #3,097 Neil Adger

Neil Adger University of Exeter World Rank #4,523 Veblen TT

Veblen TT University of Colorado Boulder World Rank #5,296 Jing M Chen

Jing M Chen University of Toronto World Rank #6,191 Peter J Taylor

Peter J Taylor Northumbria University World Rank #6,747 Jiquan Chen

Jiquan Chen Michigan State University World Rank #7,114 Shunlin Liang

Shunlin Liang University of Maryland World Rank #7,928 Wenjiao Xiao

Wenjiao Xiao Institute of Geology and Geophysics, Chinese Academy of Sciences World Rank #8,866

United States: Top 10 Scientists in Natural Sciences / Geography

See all

Veblen TT

Veblen TT University of Colorado Boulder World Rank #5,296 Jiquan Chen

Jiquan Chen Michigan State University World Rank #7,114 Shunlin Liang

Shunlin Liang University of Maryland World Rank #7,928 Patrick J Bartlein

Patrick J Bartlein University of Oregon World Rank #10,092 Dar A Roberts

Dar A Roberts University of California Santa Barbara World Rank #10,375 Karen C Seto

Karen C Seto Yale University World Rank #12,500 John Townshend

John Townshend University of Maryland World Rank #12,810 David Bromwich

David Bromwich Ohio State University World Rank #15,660 Anthony Bebbington

Anthony Bebbington Clark University World Rank #16,251 Emilio Moran

Emilio Moran Michigan State University World Rank #17,673

Portland State University: Top 10 Scientists in Natural Sciences / Geography

See all

Heejun Chang

Heejun Chang Portland State University Natural Sciences Geography World Rank #44,621 Andrés Holz

Andrés Holz Portland State University Natural Sciences Geography World Rank #215,125 Hunter Shobe

Hunter Shobe Portland State University Natural Sciences Geography World Rank #965,057 Tera Hinkley

Tera Hinkley Portland State University Natural Sciences Geography World Rank #2,025,146

United States: Top 10 Scientists in Natural Sciences

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Eric Lander

Eric Lander Harvard University Natural Sciences Mathematical Sciences World Rank #10 Fuquan Wang

Fuquan Wang University of Wisconsin Madison Natural Sciences Physics World Rank #12 James Brau

James Brau University of Oregon Natural Sciences Physics World Rank #24 Bert Vogelstein

Bert Vogelstein Johns Hopkins University Natural Sciences Molecular Biology & Genetics World Rank #27 Stephane Willocq

Stephane Willocq University of Massachusetts Amherst Natural Sciences Physics World Rank #28 Lei Layla Li

Lei Layla Li Duke University Natural Sciences Physics World Rank #38 Peter Wittich

Peter Wittich Cornell University Natural Sciences Physics World Rank #40 Eric Torrence

Eric Torrence University of Oregon Natural Sciences Physics World Rank #45 Daniel Levy

Daniel Levy National Institutes of Health Natural Sciences Molecular Biology & Genetics World Rank #48 John Rutherfoord

John Rutherfoord University of Arizona Natural Sciences Physics World Rank #49

Portland State University: Top 10 Scientists

See all

James F Pankow

James F Pankow Portland State University Others World Rank #21,269 Talya N Bauer

Talya N Bauer Portland State University Others World Rank #22,495 David Maier

David Maier Portland State University Engineering & Technology Computer Science World Rank #33,006 Keith D Garlid

Keith D Garlid Portland State University Natural Sciences Biological Science World Rank #33,061 Tugrul U Daim

Tugrul U Daim Portland State University Others World Rank #36,543 Andrew G Fountain

Andrew G Fountain Portland State University Others World Rank #39,323 Heejun Chang

Heejun Chang Portland State University Natural Sciences Geography World Rank #44,621 Robert Mccaffrey

Robert Mccaffrey Portland State University Others World Rank #45,349 Leslie Hammer

Leslie Hammer Portland State University Social Sciences Psychology World Rank #46,273 Robert Strongin

Robert Strongin Portland State University Others World Rank #47,672

	SCORES	RANKINGS
	SCORES	In Portland State University (552)	In United States (447,802)	In North America (508,081)	World (2,395,351)
H Index (Total)	62	#7	#18,014	#20,043	#44,621 ^{Top 3%}
H Index (Last 6 Years)	44	#6	#14,379	#15,988	#???
H Index Last 6 years / Total Ratio	70%
i10 Index (Total)	127	#9	#24,019	#27,334	#???
i10 Index (Last 6 Years)	110	#4	#16,210	#18,374	#???
i10 Index Last 6 years / Total Ratio	86%
Citation (Total)	11,610	#27	#33,802	#37,467	#???
Citation (Last 6 Years)	6,565	#13	#24,859	#27,469	#???
Citation Last 6 years / Total Ratio	56%
Natural Sciences *		#2 (65) *	#4,408 (66,680) *	#??? (74,299) *	#??? (312,496) *
Geography * Hydrology and water resources \| hydrologic extremes \| Spatial hydrology \| Water ecosystem services \| Water use \|		#1 (4) *	#31 (781) *	#??? (999) *	#??? (5,656) *

Heejun Chang

AD Scientific Index ID: 890333

Heejun Chang Academic Profile: Rankings

In Portland State University

In United States

In North America

In World

In Portland State University

In United States

In North America

In World

In Portland State University

In United States

In North America

In World

World: Top 10 Scientists in Natural Sciences / Geography

United States: Top 10 Scientists in Natural Sciences / Geography

Portland State University: Top 10 Scientists in Natural Sciences / Geography

United States: Top 10 Scientists in Natural Sciences

Portland State University: Top 10 Scientists

World: Similarly Ranked Academics in Natural Sciences / Geography

Neil Adger

University of Exeter

World Rank # 4,523

Publications *:301Citations: 138,555

Natural Sciences

Geography

Peng Gong

University of Hong Kong

World Rank # 3,097

Publications *:531Citations: 74,889

Natural Sciences

Geography

Biswajeet Pradhan

University of Technology ...

World Rank # 2,558

Publications *:706Citations: 76,207

Natural Sciences

Geography

Jean Poesen

Catholic University of Le...

World Rank # 1,714

Publications *:604Citations: 79,022

Natural Sciences

Geography

Heejun Chang

Portland State University

World Rank # 44,621

Publications *: 127Citations: 11,610

Natural Sciences

Geography

Rachel Pain

Durham University

World Rank # 44,921

Publications *: 91Citations: 19,792

Natural Sciences

Geography

J Ronald Eastman

Clark University

World Rank # 45,415

Publications *: 124Citations: 16,143

Natural Sciences

Geography

Paul Longley

University College London

World Rank # 45,465

Publications *: 172Citations: 26,926

Natural Sciences

Geography

Chengquan Huang

University of Maryland

World Rank # 46,377

Publications *: 137Citations: 20,097

Natural Sciences

Geography

Michael Kaspari

University of Oklahoma

World Rank # 46,913

Publications *: 132Citations: 13,278

Natural Sciences

Publications ^*:301
Citations: 138,555

Publications ^*:531
Citations: 74,889

Publications ^*:706
Citations: 76,207

Publications ^*:604
Citations: 79,022

Publications ^*: 127
Citations: 11,610

Publications ^*: 91
Citations: 19,792

Publications ^*: 124
Citations: 16,143

Publications ^*: 172
Citations: 26,926

Publications ^*: 137
Citations: 20,097

Publications ^*: 132
Citations: 13,278

Publications ^*: 195
Citations: 35,563

Publications ^*: 475
Citations: 44,185

Publications ^*: 406
Citations: 48,076

Publications ^*: 319
Citations: 70,374

Publications^*: 127
Citations: 11,610

Publications^*: 124
Citations: 16,143

Publications^*: 137
Citations: 20,097

Publications^*: 132
Citations: 13,278

Publications^*: 143
Citations: 18,877

Publications^*: 108
Citations: 18,759