Roger Helkey

University of California Santa Barbara - Santa Barbara / United States

Engineering & Technology / Electrical & Electronic Engineering

AD Scientific Index ID: 1832672

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Roger Helkey Academic Profile: Rankings

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In University of California Santa Barbara

1,334
Scientists

In World

2,395,389
Scientists

Citation Index

H-Index

i-10 Index

Scores

H-Index

27.74%

#370

H-Index

15.04%

#67,350

H-Index

??????

H-Index

??????

H Index

Total Ranks

i-10 Index

19.19%

#256

i-10 Index

9.88%

#44,233

i-10 Index

??????

i-10 Index

??????

i-10 Index

Citation Index

31.93%

#426

Citation Index

17.7%

#79,280

Citation Index

??????

Citation Index

??????

Citations

4,540

H-Index

44.68%

#596

H-Index

28.07%

#125,681

H-Index

??????

H-Index

??????

H Index

Last 6 Years Ranks

i-10 Index

38.01%

#507

i-10 Index

24.34%

#109,016

i-10 Index

??????

i-10 Index

??????

i-10 Index

Citation Index

46.85%

#625

Citation Index

28.73%

#128,660

Citation Index

??????

Citation Index

??????

Citations

1,198

Engineering & Technology *

In University of California Santa Barbara

424
Scientists

In World

428,979
Scientists

Rank

34.2%

#145

Rank

17.31%

#14,596

Rank

??????

Rank

??????

Electrical & Electronic Engineering *

79
Scientists

8,366
Scientists

9,464
Scientists

49,066
Scientists

Rank

29.11%

#23

Rank

21.8%

#1,824

Rank

??????

Rank

??????

	SCORES	RANKINGS
H Index (Total)	33	#370	#67,350	#76,282	#210,408
H Index (Last 6 Years)	16	#596	#125,681	#141,660	#???
H Index Last 6 years / Total Ratio	48%
i10 Index (Total)	83	#256	#44,233	#50,514	#???
i10 Index (Last 6 Years)	25	#507	#109,016	#123,554	#???
i10 Index Last 6 years / Total Ratio	30%
Citation (Total)	4,540	#426	#79,280	#88,878	#???
Citation (Last 6 Years)	1,198	#625	#128,660	#144,146	#???
Citation Last 6 years / Total Ratio	26%
Engineering & Technology *		#145 (424) *	#14,596 (84,345) *	#??? (95,537) *	#??? (428,979) *
Electrical & Electronic Engineering * Integrated Photonics \|		#23 (79) *	#1,824 (8,366) *	#??? (9,464) *	#??? (49,066) *

* Dec 29, 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' (874.428 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 University of California Santa Barbara Rankings

AD Scientific Index ID 1832672

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ORCID ID

Scopus Author ID

H-Index, Citations, Documents

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Research Interest Score, h-index

Academic Degree

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Michael I Jordan University of California Berkeley World Rank #488 Stephen R Forrest

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Fred C Lee Virginia Polytechnic Institute and State University World Rank #1,814 Mohammad Shahidehpour

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John Bowers

John Bowers University of California Santa Barbara Engineering & Technology Electrical & Electronic Engineering World Rank #2,508 Petar Kokotovic

Petar Kokotovic University of California Santa Barbara Engineering & Technology Electrical & Electronic Engineering World Rank #9,503 Andrew R Teel

Andrew R Teel University of California Santa Barbara Engineering & Technology Electrical & Electronic Engineering World Rank #10,980 LA Coldren

LA Coldren University of California Santa Barbara Engineering & Technology Electrical & Electronic Engineering World Rank #12,939 Joao Hespanha

Joao Hespanha University of California Santa Barbara Engineering & Technology Electrical & Electronic Engineering World Rank #13,898 Bs Manjunath

Bs Manjunath University of California Santa Barbara Engineering & Technology Electrical & Electronic Engineering World Rank #21,183 Sanjit K Mitra

Sanjit K Mitra University of California Santa Barbara Engineering & Technology Electrical & Electronic Engineering World Rank #26,497 Upamanyu Madhow

Upamanyu Madhow University of California Santa Barbara Engineering & Technology Electrical & Electronic Engineering World Rank #30,161 Mark JW Rodwell

Mark JW Rodwell University of California Santa Barbara Engineering & Technology Electrical & Electronic Engineering World Rank #32,940 Elizabeth Belding

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Robert Langer

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Pierre Petroff

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Craig Hawker University of California Santa Barbara Engineering & Technology Metallurgical & Materials Engineering World Rank #1,181 Steven Denbaars

Steven Denbaars University of California Santa Barbara Engineering & Technology Metallurgical & Materials Engineering World Rank #1,570 Jacob Israelachvili

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Jim Speck University of California Santa Barbara Engineering & Technology Metallurgical & Materials Engineering World Rank #2,149 John Bowers

John Bowers University of California Santa Barbara Engineering & Technology Electrical & Electronic Engineering World Rank #2,508 Chris G Van De Walle

Chris G Van De Walle University of California Santa Barbara Engineering & Technology Metallurgical & Materials Engineering World Rank #3,023 Umesh Mishra

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	SCORES	RANKINGS
	SCORES	In University of California Santa Barbara (1,334)	In United States (447,802)	In North America (508,081)	World (2,395,389)
H Index (Total)	33	#370	#67,350	#76,282	#210,408
H Index (Last 6 Years)	16	#596	#125,681	#141,660	#???
H Index Last 6 years / Total Ratio	48%
i10 Index (Total)	83	#256	#44,233	#50,514	#???
i10 Index (Last 6 Years)	25	#507	#109,016	#123,554	#???
i10 Index Last 6 years / Total Ratio	30%
Citation (Total)	4,540	#426	#79,280	#88,878	#???
Citation (Last 6 Years)	1,198	#625	#128,660	#144,146	#???
Citation Last 6 years / Total Ratio	26%
Engineering & Technology *		#145 (424) *	#14,596 (84,345) *	#??? (95,537) *	#??? (428,979) *
Electrical & Electronic Engineering * Integrated Photonics \|		#23 (79) *	#1,824 (8,366) *	#??? (9,464) *	#??? (49,066) *

Roger Helkey

AD Scientific Index ID: 1832672

Roger Helkey Academic Profile: Rankings

In University of California Santa Barbara

In United States

In North America

In World

In University of California Santa Barbara

In United States

In North America

In World

In University of California Santa Barbara

In United States

In North America

In World

World: Top 10 Scientists in Engineering & Technology / Electrical & Electronic Engineering

United States: Top 10 Scientists in Engineering & Technology / Electrical & Electronic Engineering

University of California Santa Barbara: Top 10 Scientists in Engineering & Technology / Electrical & Electronic Engineering

United States: Top 10 Scientists in Engineering & Technology

University of California Santa Barbara: Top 10 Scientists

World: Similarly Ranked Academics in Engineering & Technology / Electrical & Electronic Engineering

Frede Blaabjerg

Aalborg University

World Rank # 549

Publications *:2,089Citations: 216,567

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Alberto Stabile

Università degli Studi di...

World Rank # 498

Publications *:1,087Citations: 211,648

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Michael I Jordan

University of California ...

World Rank # 488

Publications *:762Citations: 307,645

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Mauro Citterio

Istituto Nazionale di Fis...

World Rank # 334

Publications *:908Citations: 245,630

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Sergey Loyka

Université d'Ottawa

World Rank # 210,411

Publications *: 82Citations: 4,284

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Andrew Fagg

University of Oklahoma

World Rank # 210,472

Publications *: 70Citations: 5,141

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Jan Van Turnhout

Delft University of Techn...

World Rank # 210,517

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Bruce F Wollenberg

University of Minnesota T...

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Michael Lewicki

Case Western Reserve Univ...

World Rank # 210,631

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Engineering & Technology

Electrical & Electronic Engineering

Takafumi Fukushima

Tohoku University

World Rank # 210,657

Publications *: 117Citations: 5,170

Engineering & Technology

Publications ^*:2,089
Citations: 216,567

Publications ^*:1,087
Citations: 211,648

Publications ^*:762
Citations: 307,645

Publications ^*:908
Citations: 245,630

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Citations: 185,134

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Citations: 6,926