Rankings for Scientist

University, Subject, Country, Region, World

International Institute for Applied Systems Analysis Scientists Rankings 2024

Country

Total 116 scientist, 1 country, 1 institution

List without CERN, Statistical Data etc.

Sort by last 6 years H Index

Keywan Riahi

Best Scientist in University/Institution

International Institute for Applied Systems Analysis

Austria

Engineering & Technology / Environmental Science & Engineering

climate change

energy economics

integrated assessment

technological change

sustainable development

H-Index Rankings

University / Institution:

# 1

Country:

# 18

Region:

# 1,559

World:

# 4,583

H-Index

Total:

117

Last 6 Year:

Last 6 Year/Total:

0.786

i10 Index

Total:

274

Last 6 Year:

230

Last 6 Year/Total:

0.839

Citation

Total:

119,065

Last 6 Year:

69,228

Last 6 Year/Total:

0.581

Michael Obersteiner

International Institute for Applied Systems Analysis

Austria

Economics & Econometrics / Environmental Economics

Biodiversity

Food Security

Sustainability

Environmental Economics

Land-Use Modeling

H-Index Rankings

University / Institution:

# 2

Country:

# 26

Region:

# 2,200

World:

# 6,504

H-Index

Total:

107

Last 6 Year:

Last 6 Year/Total:

0.785

i10 Index

Total:

282

Last 6 Year:

222

Last 6 Year/Total:

0.787

Citation

Total:

45,039

Last 6 Year:

28,778

Last 6 Year/Total:

0.639

Yoshihide Wada

International Institute for Applied Systems Analysis

Austria

Engineering & Technology / Civil Engineering

Hydrology

Groundwater

Environment

Agriculture

Systems Science

H-Index Rankings

University / Institution:

# 3

Country:

# 37

Region:

# 2,736

World:

# 8,090

H-Index

Total:

101

Last 6 Year:

Last 6 Year/Total:

0.911

i10 Index

Total:

199

Last 6 Year:

195

Last 6 Year/Total:

0.980

Citation

Total:

40,714

Last 6 Year:

31,629

Last 6 Year/Total:

0.777

Petr Havlik

International Institute for Applied Systems Analysis

Austria

Others

H-Index Rankings

University / Institution:

# 4

Country:

# 60

Region:

# 3,878

World:

# 11,541

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.882

i10 Index

Total:

195

Last 6 Year:

183

Last 6 Year/Total:

0.938

Citation

Total:

38,649

Last 6 Year:

29,276

Last 6 Year/Total:

0.757

Zbigniew Klimont

International Institute for Applied Systems Analysis

Austria

Engineering & Technology / Environmental Science & Engineering

Air quality

Climate

Energy

H-Index Rankings

University / Institution:

# 5

Country:

# 70

Region:

# 4,555

World:

# 13,601

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.770

i10 Index

Total:

218

Last 6 Year:

156

Last 6 Year/Total:

0.716

Citation

Total:

55,555

Last 6 Year:

29,816

Last 6 Year/Total:

0.537

Linda See

International Institute for Applied Systems Analysis

Austria

Others

H-Index Rankings

University / Institution:

# 6

Country:

# 106

Region:

# 7,375

World:

# 21,753

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.766

i10 Index

Total:

215

Last 6 Year:

170

Last 6 Year/Total:

0.791

Citation

Total:

20,112

Last 6 Year:

12,440

Last 6 Year/Total:

0.619

Steffen Fritz

International Institute for Applied Systems Analysis

Austria

Others

land cover

food security

GIS

remote sensing

crowdsourcing

H-Index Rankings

University / Institution:

# 7

Country:

# 113

Region:

# 7,687

World:

# 22,710

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.737

i10 Index

Total:

177

Last 6 Year:

146

Last 6 Year/Total:

0.825

Citation

Total:

20,285

Last 6 Year:

12,186

Last 6 Year/Total:

0.601

Markus Amann

International Institute for Applied Systems Analysis

Austria

Others

H-Index Rankings

University / Institution:

# 8

Country:

# 129

Region:

# 8,672

World:

# 25,362

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.562

i10 Index

Total:

203

Last 6 Year:

Last 6 Year/Total:

0.483

Citation

Total:

43,282

Last 6 Year:

19,950

Last 6 Year/Total:

0.461

Pavel Kabat

International Institute for Applied Systems Analysis

Austria

Others

H-Index Rankings

University / Institution:

# 9

Country:

# 139

Region:

# 9,021

World:

# 26,399

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.625

i10 Index

Total:

151

Last 6 Year:

Last 6 Year/Total:

0.649

Citation

Total:

26,425

Last 6 Year:

9,650

Last 6 Year/Total:

0.365

Wolfgang Lutz

International Institute for Applied Systems Analysis

Austria

Social Sciences / Demography

Demography

Population

Human Capital

H-Index Rankings

University / Institution:

# 10

Country:

# 168

Region:

# 10,287

World:

# 30,084

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.667

i10 Index

Total:

221

Last 6 Year:

106

Last 6 Year/Total:

0.480

Citation

Total:

26,583

Last 6 Year:

12,526

Last 6 Year/Total:

0.471

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Reinhard Mechler

International Institute for Applied Systems Analysis

Austria

Economics & Econometrics / Economics

Socio-economics of risk management and climate adaptation

H-Index Rankings

University / Institution:

# 11

Country:

# 277

Region:

# 17,340

World:

# 50,128

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.763

i10 Index

Total:

141

Last 6 Year:

Last 6 Year/Total:

0.688

Citation

Total:

16,572

Last 6 Year:

10,088

Last 6 Year/Total:

0.609

Shonali Pachauri

International Institute for Applied Systems Analysis

Austria

Economics & Econometrics / Economics

Energy economics

Energy and development

Energy Policy

H-Index Rankings

University / Institution:

# 12

Country:

# 301

Region:

# 19,046

World:

# 54,781

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.877

i10 Index

Total:

101

Last 6 Year:

Last 6 Year/Total:

0.901

Citation

Total:

15,323

Last 6 Year:

9,577

Last 6 Year/Total:

0.625

Michael Thompson

International Institute for Applied Systems Analysis

Austria

Others

cultural theory

rubbish theory

H-Index Rankings

University / Institution:

# 13

Country:

# 381

Region:

# 23,416

World:

# 66,637

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.415

i10 Index

Total:

126

Last 6 Year:

Last 6 Year/Total:

0.421

Citation

Total:

15,721

Last 6 Year:

3,228

Last 6 Year/Total:

0.205

Piero Visconti

International Institute for Applied Systems Analysis

Austria

Others

Conservation Biology

H-Index Rankings

University / Institution:

# 14

Country:

# 404

Region:

# 24,848

World:

# 70,577

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.865

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.953

Citation

Total:

13,849

Last 6 Year:

10,609

Last 6 Year/Total:

0.766

Pallav Purohit

International Institute for Applied Systems Analysis

Austria

Engineering & Technology / Meteorology & Atmospheric Sciences

Energy Economics

Air Pollution

Fluorinated Greenhouse Gases

Climate Change Mitigation

Short-lived Climate Forcers (SLCPs)

H-Index Rankings

University / Institution:

# 15

Country:

# 441

Region:

# 26,680

World:

# 75,699

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.700

i10 Index

Total:

122

Last 6 Year:

100

Last 6 Year/Total:

0.820

Citation

Total:

10,066

Last 6 Year:

6,527

Last 6 Year/Total:

0.648

Fabian Wagner

International Institute for Applied Systems Analysis

Austria

Others

H-Index Rankings

University / Institution:

# 16

Country:

# 516

Region:

# 31,167

World:

# 87,838

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.766

i10 Index

Total:

108

Last 6 Year:

Last 6 Year/Total:

0.694

Citation

Total:

9,289

Last 6 Year:

6,137

Last 6 Year/Total:

0.661

Bas J. Van Ruijven

International Institute for Applied Systems Analysis

Austria

Engineering & Technology / Environmental Science & Engineering

Integrated Assessment Modeling

Climate Change

Energy Demand

Macro Energy Systems

Energy

H-Index Rankings

University / Institution:

# 17

Country:

# 578

Region:

# 34,658

World:

# 97,322

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.800

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.904

Citation

Total:

11,525

Last 6 Year:

7,478

Last 6 Year/Total:

0.649

Jinfeng Chang

International Institute for Applied Systems Analysis

Austria

Engineering & Technology / Environmental Science & Engineering

Grassland management

Climate change

Agriculture

Biogeochemical cycle

Land-use change

H-Index Rankings

University / Institution:

# 18

Country:

# 594

Region:

# 36,374

World:

# 101,797

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.889

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.976

Citation

Total:

7,274

Last 6 Year:

6,330

Last 6 Year/Total:

0.870

Albert Van Jaarsveld

International Institute for Applied Systems Analysis

Austria

Others

Biodiversity

conservation

climate change

H-Index Rankings

University / Institution:

# 19

Country:

# 621

Region:

# 38,242

World:

# 106,677

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.432

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.333

Citation

Total:

17,784

Last 6 Year:

4,233

Last 6 Year/Total:

0.238

Stefan Hochrainer-Stigler

International Institute for Applied Systems Analysis

Austria

Others

H-Index Rankings

University / Institution:

# 20

Country:

# 739

Region:

# 45,668

World:

# 127,111

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.825

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.818

Citation

Total:

6,297

Last 6 Year:

3,841

Last 6 Year/Total:

0.610

Sergei Scherbov

International Institute for Applied Systems Analysis

Austria

Others

formal demography

aging

population forecasting

demography

H-Index Rankings

University / Institution:

# 21

Country:

# 810

Region:

# 49,814

World:

# 138,185

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.615

i10 Index

Total:

103

Last 6 Year:

Last 6 Year/Total:

0.515

Citation

Total:

9,686

Last 6 Year:

3,241

Last 6 Year/Total:

0.335

Stefan Frank

International Institute for Applied Systems Analysis

Austria

Engineering & Technology / Environmental Science & Engineering

Land-use Modelling

Climate Change Mitigation

Food Security

Sustainable Development

H-Index Rankings

University / Institution:

# 22

Country:

# 829

Region:

# 51,018

World:

# 141,585

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.895

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.980

Citation

Total:

8,647

Last 6 Year:

7,522

Last 6 Year/Total:

0.870

Oliver Fricko

International Institute for Applied Systems Analysis

Austria

Others

H-Index Rankings

University / Institution:

# 23

Country:

# 868

Region:

# 53,871

World:

# 149,035

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

1.000

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

1.000

Citation

Total:

14,586

Last 6 Year:

13,250

Last 6 Year/Total:

0.908

Peter Burek

International Institute for Applied Systems Analysis

Austria

Engineering & Technology / Civil Engineering

Hydrology

Hydrological Modelling

Water Cycle

H-Index Rankings

University / Institution:

# 24

Country:

# 913

Region:

# 57,140

World:

# 157,975

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.972

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.898

Citation

Total:

6,302

Last 6 Year:

5,161

Last 6 Year/Total:

0.819

Edward Byers

International Institute for Applied Systems Analysis

Austria

Others

water-energy nexus

climate impacts

infrastructure systems

H-Index Rankings

University / Institution:

# 25

Country:

# 914

Region:

# 57,265

World:

# 158,484

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.917

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.962

Citation

Total:

8,822

Last 6 Year:

8,395

Last 6 Year/Total:

0.952

Lena Höglund Isaksson

International Institute for Applied Systems Analysis

Austria

Others

Mitigation of non-CO2 greenhouse gases

in particular methane

H-Index Rankings

University / Institution:

# 26

Country:

# 926

Region:

# 58,024

World:

# 160,757

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.778

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.778

Citation

Total:

10,596

Last 6 Year:

7,578

Last 6 Year/Total:

0.715

Sylvain Leduc

International Institute for Applied Systems Analysis

Austria

Others

H-Index Rankings

University / Institution:

# 27

Country:

# 928

Region:

# 58,050

World:

# 160,811

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.778

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.833

Citation

Total:

5,463

Last 6 Year:

3,062

Last 6 Year/Total:

0.560

Thomas Gasser

International Institute for Applied Systems Analysis

Austria

Engineering & Technology / Earth Sciences

Earth system

Climate change

Carbon cycle

Land-use change

H-Index Rankings

University / Institution:

# 28

Country:

# 962

Region:

# 60,620

World:

# 167,376

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.971

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.981

Citation

Total:

15,278

Last 6 Year:

13,774

Last 6 Year/Total:

0.902

Julian David Hunt

International Institute for Applied Systems Analysis

Austria

Engineering & Technology / Environmental Science & Engineering

Energy Storage

Hydropower

Climate Change

Renewable Energies

Water Management

H-Index Rankings

University / Institution:

# 29

Country:

# 1,019

Region:

# 65,038

World:

# 179,562

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.853

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.912

Citation

Total:

3,840

Last 6 Year:

3,247

Last 6 Year/Total:

0.846

Anne Goujon

International Institute for Applied Systems Analysis

Austria

Social Sciences / Demography

Demography

Education

Religion

H-Index Rankings

University / Institution:

# 30

Country:

# 1,023

Region:

# 65,213

World:

# 180,090

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.794

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.671

Citation

Total:

5,392

Last 6 Year:

2,379

Last 6 Year/Total:

0.441

A New and Different Feature!!!! University Subject Rankings in 12 subjects:

Ranking and analysis of universities by subject in 12 fields such as health, engineering, natural sciences, education, business, economics, social sciences, etc.

Peter Rafaj

International Institute for Applied Systems Analysis

Austria

Engineering & Technology / Environmental Science & Engineering

air pollution

energy modelling

climate

H-Index Rankings

University / Institution:

# 31

Country:

# 1,081

Region:

# 69,019

World:

# 190,526

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.818

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.631

Citation

Total:

9,475

Last 6 Year:

6,184

Last 6 Year/Total:

0.653

Jens Borken-Kleefeld

International Institute for Applied Systems Analysis

Austria

Others

Vehicle emissions

remote sensing

sustainable mobility

H-Index Rankings

University / Institution:

# 32

Country:

# 1,097

Region:

# 69,713

World:

# 192,383

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.758

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.782

Citation

Total:

5,158

Last 6 Year:

2,918

Last 6 Year/Total:

0.566

Myroslava Lesiv

International Institute for Applied Systems Analysis

Austria

Others

environmental monitoring

mathematical modeling

remote sensing

land cover/land use

H-Index Rankings

University / Institution:

# 33

Country:

# 1,134

Region:

# 72,604

World:

# 200,106

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.939

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.917

Citation

Total:

3,972

Last 6 Year:

3,672

Last 6 Year/Total:

0.924

Nicklas Forsell

International Institute for Applied Systems Analysis

Austria

Others

H-Index Rankings

University / Institution:

# 34

Country:

# 1,144

Region:

# 72,857

World:

# 200,991

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.875

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.881

Citation

Total:

4,451

Last 6 Year:

3,480

Last 6 Year/Total:

0.782

Matthew Gidden

International Institute for Applied Systems Analysis

Austria

Others

Integrated Assessment Modeling

Energy Systems

Sustainable Development

Carbon Dioxide Removal

H-Index Rankings

University / Institution:

# 35

Country:

# 1,208

Region:

# 77,003

World:

# 211,764

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

1.000

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.956

Citation

Total:

7,499

Last 6 Year:

7,212

Last 6 Year/Total:

0.962

Gregor Kiesewetter

International Institute for Applied Systems Analysis

Austria

Engineering & Technology / Environmental Science & Engineering

air pollution

climate change

atmospheric science

H-Index Rankings

University / Institution:

# 36

Country:

# 1,212

Region:

# 77,355

World:

# 213,158

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.906

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.843

Citation

Total:

9,951

Last 6 Year:

9,216

Last 6 Year/Total:

0.926

Geoff Clarke

International Institute for Applied Systems Analysis

Austria

Others

H-Index Rankings

University / Institution:

# 37

Country:

# 1,253

Region:

# 81,667

World:

# 224,489

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.419

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.326

Citation

Total:

4,120

Last 6 Year:

504

Last 6 Year/Total:

0.122

Behnam Zakeri

International Institute for Applied Systems Analysis

Austria

Engineering & Technology / Environmental Science & Engineering

Energy Storage

Energy Systems Analysis

Data Aanalytics and Energy Transitions

Economics of Climate Change

Energy and Sustain

H-Index Rankings

University / Institution:

# 38

Country:

# 1,257

Region:

# 82,080

World:

# 225,917

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.933

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.962

Citation

Total:

5,184

Last 6 Year:

4,344

Last 6 Year/Total:

0.838

Aline Mosnier

International Institute for Applied Systems Analysis

Austria

Agriculture & Forestry / Agricultural Economics

Agricultural economics

Land use change

Partial equilibrium model

Deforestation

REDD+

H-Index Rankings

University / Institution:

# 39

Country:

# 1,266

Region:

# 82,975

World:

# 228,719

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.833

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.930

Citation

Total:

6,681

Last 6 Year:

4,016

Last 6 Year/Total:

0.601

Leen Hordijk

International Institute for Applied Systems Analysis

Austria

Others

Integrated environmental modelling

H-Index Rankings

University / Institution:

# 40

Country:

# 1,328

Region:

# 86,884

World:

# 238,756

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.333

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.231

Citation

Total:

4,128

Last 6 Year:

456

Last 6 Year/Total:

0.110

Daniel Huppmann

International Institute for Applied Systems Analysis

Austria

Economics & Econometrics / Economics

energy economics

sustainable development

integrated assessment

optimization and equilibrium modelling

H-Index Rankings

University / Institution:

# 41

Country:

# 1,336

Region:

# 87,270

World:

# 240,264

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.931

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.909

Citation

Total:

7,326

Last 6 Year:

6,771

Last 6 Year/Total:

0.924

Samir KC

International Institute for Applied Systems Analysis

Austria

Others

Population Projections and Statistics

H-Index Rankings

University / Institution:

# 42

Country:

# 1,370

Region:

# 89,217

World:

# 245,912

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.759

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.727

Citation

Total:

10,003

Last 6 Year:

7,111

Last 6 Year/Total:

0.711

Oskar Franklin

International Institute for Applied Systems Analysis

Austria

Natural Sciences / Biological Science

ecology

forest

modeling

soil

H-Index Rankings

University / Institution:

# 43

Country:

# 1,466

Region:

# 94,693

World:

# 260,813

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.786

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.927

Citation

Total:

4,050

Last 6 Year:

2,494

Last 6 Year/Total:

0.616

Peter Greve

International Institute for Applied Systems Analysis

Austria

Engineering & Technology / Earth Sciences

Geosciences

H-Index Rankings

University / Institution:

# 44

Country:

# 1,520

Region:

# 98,791

World:

# 271,465

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.963

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.943

Citation

Total:

6,446

Last 6 Year:

5,678

Last 6 Year/Total:

0.881

David Leclère

International Institute for Applied Systems Analysis

Austria

Others

H-Index Rankings

University / Institution:

# 45

Country:

# 1,526

Region:

# 99,138

World:

# 272,620

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.926

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.969

Citation

Total:

4,176

Last 6 Year:

3,841

Last 6 Year/Total:

0.920

Amanda Palazzo

International Institute for Applied Systems Analysis

Austria

Others

H-Index Rankings

University / Institution:

# 46

Country:

# 1,570

Region:

# 101,641

World:

# 279,729

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.741

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.861

Citation

Total:

5,425

Last 6 Year:

2,855

Last 6 Year/Total:

0.526

Marek Makowski

International Institute for Applied Systems Analysis

Austria

Natural Sciences / Mathematical Sciences

mathematical modeling

optimization

multiple-criteria analysis

H-Index Rankings

University / Institution:

# 47

Country:

# 1,609

Region:

# 104,753

World:

# 287,343

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.407

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.176

Citation

Total:

2,869

Last 6 Year:

548

Last 6 Year/Total:

0.191

Nils Johnson

International Institute for Applied Systems Analysis

Austria

Others

Energy Systems Modeling

Spatial Modeling

Low Carbon Transitions

Emerging Energy Technologies

H-Index Rankings

University / Institution:

# 48

Country:

# 1,638

Region:

# 106,716

World:

# 293,656

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.846

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.824

Citation

Total:

4,288

Last 6 Year:

3,005

Last 6 Year/Total:

0.701

Florian Hofhansl

International Institute for Applied Systems Analysis

Austria

Natural Sciences / Biological Science

Biodiversity

Ecology

Plant functional traits

H-Index Rankings

University / Institution:

# 49

Country:

# 1,715

Region:

# 112,204

World:

# 308,081

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.960

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.925

Citation

Total:

3,772

Last 6 Year:

3,077

Last 6 Year/Total:

0.816

Wei Liu

International Institute for Applied Systems Analysis

Austria

Others

systems analysis

sustainability transition

ecosystem

resilience

soft systems modelling

H-Index Rankings

University / Institution:

# 50

Country:

# 1,739

Region:

# 113,310

World:

# 311,748

H-Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.880

i10 Index

Total:

Last 6 Year:

Last 6 Year/Total:

0.939

Citation

Total:

2,840

Last 6 Year:

1,913

Last 6 Year/Total:

0.674

				AD Scientific Index - World Scientists Rankings - 2024				H INDEX			i10 INDEX			CITATION
University / Institution	Country	Region	World	Name	Country	University / Institution	Subject	Total	Last 6 year	Last 6 year/total	Total	Last 6 year	Last 6 year/total	Total	Last 6 year	Last 6 year/total
1	18	1,559	4,583	Keywan Riahi	Austria	International Institute for Applied Systems Analysis	Engineering & Technology / Environmental Science & Engineering climate change \| energy economics \| integrated assessment \| technological change \| sustainable development \|	117	92	0.786	274	230	0.839	119,065	69,228	0.581
2	26	2,200	6,504	Michael Obersteiner	Austria	International Institute for Applied Systems Analysis	Economics & Econometrics / Environmental Economics Biodiversity \| Food Security \| Sustainability \| Environmental Economics \| Land-Use Modeling \|	107	84	0.785	282	222	0.787	45,039	28,778	0.639
3	37	2,736	8,090	Yoshihide Wada	Austria	International Institute for Applied Systems Analysis	Engineering & Technology / Civil Engineering Hydrology \| Groundwater \| Environment \| Agriculture \| Systems Science \|	101	92	0.911	199	195	0.980	40,714	31,629	0.777
4	60	3,878	11,541	Petr Havlik	Austria	International Institute for Applied Systems Analysis	Others	93	82	0.882	195	183	0.938	38,649	29,276	0.757
5	70	4,555	13,601	Zbigniew Klimont	Austria	International Institute for Applied Systems Analysis	Engineering & Technology / Environmental Science & Engineering Air quality \| Climate \| Energy \|	87	67	0.770	218	156	0.716	55,555	29,816	0.537
6	106	7,375	21,753	Linda See	Austria	International Institute for Applied Systems Analysis	Others	77	59	0.766	215	170	0.791	20,112	12,440	0.619
7	113	7,687	22,710	Steffen Fritz	Austria	International Institute for Applied Systems Analysis	Others land cover \| food security \| GIS \| remote sensing \| crowdsourcing \|	76	56	0.737	177	146	0.825	20,285	12,186	0.601
8	129	8,672	25,362	Markus Amann	Austria	International Institute for Applied Systems Analysis	Others	73	41	0.562	203	98	0.483	43,282	19,950	0.461
9	139	9,021	26,399	Pavel Kabat	Austria	International Institute for Applied Systems Analysis	Others	72	45	0.625	151	98	0.649	26,425	9,650	0.365
10	168	10,287	30,084	Wolfgang Lutz	Austria	International Institute for Applied Systems Analysis	Social Sciences / Demography Demography \| Population \| Human Capital \|	69	46	0.667	221	106	0.480	26,583	12,526	0.471
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11	277	17,340	50,128	Reinhard Mechler	Austria	International Institute for Applied Systems Analysis	Economics & Econometrics / Economics Socio-economics of risk management and climate adaptation \|	59	45	0.763	141	97	0.688	16,572	10,088	0.609
12	301	19,046	54,781	Shonali Pachauri	Austria	International Institute for Applied Systems Analysis	Economics & Econometrics / Economics Energy economics \| Energy and development \| Energy Policy \|	57	50	0.877	101	91	0.901	15,323	9,577	0.625
13	381	23,416	66,637	Michael Thompson	Austria	International Institute for Applied Systems Analysis	Others cultural theory \| rubbish theory \|	53	22	0.415	126	53	0.421	15,721	3,228	0.205
14	404	24,848	70,577	Piero Visconti	Austria	International Institute for Applied Systems Analysis	Others Conservation Biology \|	52	45	0.865	86	82	0.953	13,849	10,609	0.766
15	441	26,680	75,699	Pallav Purohit	Austria	International Institute for Applied Systems Analysis	Engineering & Technology / Meteorology & Atmospheric Sciences Energy Economics \| Air Pollution \| Fluorinated Greenhouse Gases \| Climate Change Mitigation \| Short-lived Climate Forcers (SLCPs) \|	50	35	0.700	122	100	0.820	10,066	6,527	0.648
16	516	31,167	87,838	Fabian Wagner	Austria	International Institute for Applied Systems Analysis	Others	47	36	0.766	108	75	0.694	9,289	6,137	0.661
17	578	34,658	97,322	Bas J. Van Ruijven	Austria	International Institute for Applied Systems Analysis	Engineering & Technology / Environmental Science & Engineering Integrated Assessment Modeling \| Climate Change \| Energy Demand \| Macro Energy Systems \| Energy \|	45	36	0.800	73	66	0.904	11,525	7,478	0.649
18	594	36,374	101,797	Jinfeng Chang	Austria	International Institute for Applied Systems Analysis	Engineering & Technology / Environmental Science & Engineering Grassland management \| Climate change \| Agriculture \| Biogeochemical cycle \| Land-use change \|	45	40	0.889	82	80	0.976	7,274	6,330	0.870
19	621	38,242	106,677	Albert Van Jaarsveld	Austria	International Institute for Applied Systems Analysis	Others Biodiversity \| conservation \| climate change \|	44	19	0.432	90	30	0.333	17,784	4,233	0.238
20	739	45,668	127,111	Stefan Hochrainer-Stigler	Austria	International Institute for Applied Systems Analysis	Others	40	33	0.825	99	81	0.818	6,297	3,841	0.610
21	810	49,814	138,185	Sergei Scherbov	Austria	International Institute for Applied Systems Analysis	Others formal demography \| aging \| population forecasting \| demography \|	39	24	0.615	103	53	0.515	9,686	3,241	0.335
22	829	51,018	141,585	Stefan Frank	Austria	International Institute for Applied Systems Analysis	Engineering & Technology / Environmental Science & Engineering Land-use Modelling \| Climate Change Mitigation \| Food Security \| Sustainable Development \|	38	34	0.895	51	50	0.980	8,647	7,522	0.870
23	868	53,871	149,035	Oliver Fricko	Austria	International Institute for Applied Systems Analysis	Others	37	37	1.000	47	47	1.000	14,586	13,250	0.908
24	913	57,140	157,975	Peter Burek	Austria	International Institute for Applied Systems Analysis	Engineering & Technology / Civil Engineering Hydrology \| Hydrological Modelling \| Water Cycle \|	36	35	0.972	49	44	0.898	6,302	5,161	0.819
25	914	57,265	158,484	Edward Byers	Austria	International Institute for Applied Systems Analysis	Others water-energy nexus \| climate impacts \| infrastructure systems \|	36	33	0.917	52	50	0.962	8,822	8,395	0.952
26	926	58,024	160,757	Lena Höglund Isaksson	Austria	International Institute for Applied Systems Analysis	Others Mitigation of non-CO2 greenhouse gases \| in particular methane \|	36	28	0.778	63	49	0.778	10,596	7,578	0.715
27	928	58,050	160,811	Sylvain Leduc	Austria	International Institute for Applied Systems Analysis	Others	36	28	0.778	60	50	0.833	5,463	3,062	0.560
28	962	60,620	167,376	Thomas Gasser	Austria	International Institute for Applied Systems Analysis	Engineering & Technology / Earth Sciences Earth system \| Climate change \| Carbon cycle \| Land-use change \|	35	34	0.971	52	51	0.981	15,278	13,774	0.902
29	1,019	65,038	179,562	Julian David Hunt	Austria	International Institute for Applied Systems Analysis	Engineering & Technology / Environmental Science & Engineering Energy Storage \| Hydropower \| Climate Change \| Renewable Energies \| Water Management \|	34	29	0.853	68	62	0.912	3,840	3,247	0.846
30	1,023	65,213	180,090	Anne Goujon	Austria	International Institute for Applied Systems Analysis	Social Sciences / Demography Demography \| Education \| Religion \|	34	27	0.794	79	53	0.671	5,392	2,379	0.441
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31	1,081	69,019	190,526	Peter Rafaj	Austria	International Institute for Applied Systems Analysis	Engineering & Technology / Environmental Science & Engineering air pollution \| energy modelling \| climate \|	33	27	0.818	65	41	0.631	9,475	6,184	0.653
32	1,097	69,713	192,383	Jens Borken-Kleefeld	Austria	International Institute for Applied Systems Analysis	Others Vehicle emissions \| remote sensing \| sustainable mobility \|	33	25	0.758	55	43	0.782	5,158	2,918	0.566
33	1,134	72,604	200,106	Myroslava Lesiv	Austria	International Institute for Applied Systems Analysis	Others environmental monitoring \| mathematical modeling \| remote sensing \| land cover/land use \|	33	31	0.939	48	44	0.917	3,972	3,672	0.924
34	1,144	72,857	200,991	Nicklas Forsell	Austria	International Institute for Applied Systems Analysis	Others	32	28	0.875	67	59	0.881	4,451	3,480	0.782
35	1,208	77,003	211,764	Matthew Gidden	Austria	International Institute for Applied Systems Analysis	Others Integrated Assessment Modeling \| Energy Systems \| Sustainable Development \| Carbon Dioxide Removal \|	31	31	1.000	45	43	0.956	7,499	7,212	0.962
36	1,212	77,355	213,158	Gregor Kiesewetter	Austria	International Institute for Applied Systems Analysis	Engineering & Technology / Environmental Science & Engineering air pollution \| climate change \| atmospheric science \|	32	29	0.906	51	43	0.843	9,951	9,216	0.926
37	1,253	81,667	224,489	Geoff Clarke	Austria	International Institute for Applied Systems Analysis	Others	31	13	0.419	46	15	0.326	4,120	504	0.122
38	1,257	82,080	225,917	Behnam Zakeri	Austria	International Institute for Applied Systems Analysis	Engineering & Technology / Environmental Science & Engineering Energy Storage \| Energy Systems Analysis \| Data Aanalytics and Energy Transitions \| Economics of Climate Change \| Energy and Sustain \|	30	28	0.933	52	50	0.962	5,184	4,344	0.838
39	1,266	82,975	228,719	Aline Mosnier	Austria	International Institute for Applied Systems Analysis	Agriculture & Forestry / Agricultural Economics Agricultural economics \| Land use change \| Partial equilibrium model \| Deforestation \| REDD+ \|	30	25	0.833	43	40	0.930	6,681	4,016	0.601
40	1,328	86,884	238,756	Leen Hordijk	Austria	International Institute for Applied Systems Analysis	Others Integrated environmental modelling \|	30	10	0.333	52	12	0.231	4,128	456	0.110
41	1,336	87,270	240,264	Daniel Huppmann	Austria	International Institute for Applied Systems Analysis	Economics & Econometrics / Economics energy economics \| sustainable development \| integrated assessment \| optimization and equilibrium modelling \|	29	27	0.931	44	40	0.909	7,326	6,771	0.924
42	1,370	89,217	245,912	Samir KC	Austria	International Institute for Applied Systems Analysis	Others Population Projections and Statistics \|	29	22	0.759	44	32	0.727	10,003	7,111	0.711
43	1,466	94,693	260,813	Oskar Franklin	Austria	International Institute for Applied Systems Analysis	Natural Sciences / Biological Science ecology \| forest \| modeling \| soil \|	28	22	0.786	41	38	0.927	4,050	2,494	0.616
44	1,520	98,791	271,465	Peter Greve	Austria	International Institute for Applied Systems Analysis	Engineering & Technology / Earth Sciences Geosciences \|	27	26	0.963	35	33	0.943	6,446	5,678	0.881
45	1,526	99,138	272,620	David Leclère	Austria	International Institute for Applied Systems Analysis	Others	27	25	0.926	32	31	0.969	4,176	3,841	0.920
46	1,570	101,641	279,729	Amanda Palazzo	Austria	International Institute for Applied Systems Analysis	Others	27	20	0.741	36	31	0.861	5,425	2,855	0.526
47	1,609	104,753	287,343	Marek Makowski	Austria	International Institute for Applied Systems Analysis	Natural Sciences / Mathematical Sciences mathematical modeling \| optimization \| multiple-criteria analysis \|	27	11	0.407	68	12	0.176	2,869	548	0.191
48	1,638	106,716	293,656	Nils Johnson	Austria	International Institute for Applied Systems Analysis	Others Energy Systems Modeling \| Spatial Modeling \| Low Carbon Transitions \| Emerging Energy Technologies \|	26	22	0.846	34	28	0.824	4,288	3,005	0.701
49	1,715	112,204	308,081	Florian Hofhansl	Austria	International Institute for Applied Systems Analysis	Natural Sciences / Biological Science Biodiversity \| Ecology \| Plant functional traits \|	25	24	0.960	40	37	0.925	3,772	3,077	0.816
50	1,739	113,310	311,748	Wei Liu	Austria	International Institute for Applied Systems Analysis	Others systems analysis \| sustainability transition \| ecosystem \| resilience \| soft systems modelling \|	25	22	0.880	33	31	0.939	2,840	1,913	0.674