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Citiation Rankings
Highly Cited Researchers

Hellenic Open University Scientists Citation Rankings 2024

Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)

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Total 165 scientist
Antonis Leisos
Antonis Leisos i
Hellenic Open University
Hellenic Open University
Greece
Natural Sciences / Physics
Particle and Astroparticle Physics. Σωματιδιακή και Αστροσωματιδιακή Φυσική
Citation Rankings
University / Institution:
# 1
Country:
# 22
Region:
# 596
World:
# 1,678
Citation
Total:
133,154
Last 6 Year:
76,049
Last 6 Year/Total:
0.571
i10 Index
Total:
808
Last 6 Year:
691
Last 6 Year/Total:
0.855
H-Index
Total:
186
Last 6 Year:
135
Last 6 Year/Total:
0.726
Vassilios Verykios
Vassilios Verykios
Hellenic Open University
Hellenic Open University
Greece
Engineering & Technology / Computer Science
Data Science
Record Linkage
Privacy
Citation Rankings
University / Institution:
# 2
Country:
# 400
Region:
# 26,786
World:
# 79,368
Citation
Total:
11,604
Last 6 Year:
3,222
Last 6 Year/Total:
0.278
i10 Index
Total:
106
Last 6 Year:
73
Last 6 Year/Total:
0.689
H-Index
Total:
40
Last 6 Year:
27
Last 6 Year/Total:
0.675
Dimitrios Asteriou
Dimitrios Asteriou
Hellenic Open University
Hellenic Open University
Greece
Economics & Econometrics / Economics
Applied Econometrics
Panel Data Analysis
Financial Econometrics
Citation Rankings
University / Institution:
# 3
Country:
# 545
Region:
# 33,504
World:
# 98,296
Citation
Total:
9,685
Last 6 Year:
4,963
Last 6 Year/Total:
0.512
i10 Index
Total:
63
Last 6 Year:
49
Last 6 Year/Total:
0.778
H-Index
Total:
34
Last 6 Year:
27
Last 6 Year/Total:
0.794
Nick Kontodimopoulos
Nick Kontodimopoulos
Hellenic Open University
Hellenic Open University
Greece
Economics & Econometrics / Economics
Health Economics
Health Services Management
Citation Rankings
University / Institution:
# 4
Country:
# 1,331
Region:
# 65,900
World:
# 188,518
Citation
Total:
5,246
Last 6 Year:
2,049
Last 6 Year/Total:
0.391
i10 Index
Total:
59
Last 6 Year:
39
Last 6 Year/Total:
0.661
H-Index
Total:
33
Last 6 Year:
25
Last 6 Year/Total:
0.758
George D Hatzigeorgiou
George D Hatzigeorgiou
Hellenic Open University
Hellenic Open University
Greece
Engineering & Technology / Earth Sciences
Earthquake Engineering
Structural Dynamics
Finite Elements
Boundary Elements
Structural Engineering
Citation Rankings
University / Institution:
# 5
Country:
# 1,519
Region:
# 72,934
World:
# 207,996
Citation
Total:
4,738
Last 6 Year:
2,747
Last 6 Year/Total:
0.580
i10 Index
Total:
59
Last 6 Year:
45
Last 6 Year/Total:
0.763
H-Index
Total:
33
Last 6 Year:
26
Last 6 Year/Total:
0.788
Zervas Efthimios
Zervas Efthimios
Hellenic Open University
Hellenic Open University
Greece
Others
Citation Rankings
University / Institution:
# 6
Country:
# 1,628
Region:
# 77,336
World:
# 220,317
Citation
Total:
4,457
Last 6 Year:
2,489
Last 6 Year/Total:
0.558
i10 Index
Total:
69
Last 6 Year:
48
Last 6 Year/Total:
0.696
H-Index
Total:
33
Last 6 Year:
22
Last 6 Year/Total:
0.667
Ioannis K Kalavrouziotis
Ioannis K Kalavrouziotis
Hellenic Open University
Hellenic Open University
Greece
Engineering & Technology / Environmental Science & Engineering
Wastewater Treatment
Reuse
Soil pollution
Citation Rankings
University / Institution:
# 7
Country:
# 1,808
Region:
# 84,073
World:
# 239,254
Citation
Total:
4,076
Last 6 Year:
2,225
Last 6 Year/Total:
0.546
i10 Index
Total:
78
Last 6 Year:
41
Last 6 Year/Total:
0.526
H-Index
Total:
28
Last 6 Year:
25
Last 6 Year/Total:
0.893
Lila Leontidou
Lila Leontidou
Hellenic Open University
Hellenic Open University
Greece
Others
Γεωγραφία
Πολιτισμός
Αρχιτεκτονική
Κοινωνικές επιστήμες
Citation Rankings
University / Institution:
# 8
Country:
# 1,904
Region:
# 87,477
World:
# 248,912
Citation
Total:
3,906
Last 6 Year:
1,176
Last 6 Year/Total:
0.301
i10 Index
Total:
40
Last 6 Year:
19
Last 6 Year/Total:
0.475
H-Index
Total:
28
Last 6 Year:
15
Last 6 Year/Total:
0.536
Nectaria Gizani
Nectaria Gizani
Hellenic Open University
Hellenic Open University
Greece
Natural Sciences / Physics
Extragalactic radioastronomy
radioSETI
Pulsars & FRBs
Sun and climate
radio Cosmic rays
Citation Rankings
University / Institution:
# 9
Country:
# 2,255
Region:
# 100,858
World:
# 286,450
Citation
Total:
3,320
Last 6 Year:
1,913
Last 6 Year/Total:
0.576
i10 Index
Total:
30
Last 6 Year:
19
Last 6 Year/Total:
0.633
H-Index
Total:
22
Last 6 Year:
16
Last 6 Year/Total:
0.727
Ioanna Vekiri
Ioanna Vekiri
Hellenic Open University
Hellenic Open University
Greece
Education / Education (Other, All)
Citation Rankings
University / Institution:
# 10
Country:
# 2,509
Region:
# 111,222
World:
# 315,609
Citation
Total:
2,958
Last 6 Year:
1,093
Last 6 Year/Total:
0.370
i10 Index
Total:
15
Last 6 Year:
10
Last 6 Year/Total:
0.667
H-Index
Total:
13
Last 6 Year:
10
Last 6 Year/Total:
0.769
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Augustinos Dimitras
Augustinos Dimitras
Hellenic Open University
Hellenic Open University
Greece
Economics & Econometrics / Accounting & Finance
finance
accounting
operational research
Citation Rankings
University / Institution:
# 11
Country:
# 2,701
Region:
# 118,535
World:
# 336,077
Citation
Total:
2,739
Last 6 Year:
793
Last 6 Year/Total:
0.290
i10 Index
Total:
21
Last 6 Year:
15
Last 6 Year/Total:
0.714
H-Index
Total:
18
Last 6 Year:
13
Last 6 Year/Total:
0.722
Dimitris Kalles
Dimitris Kalles
Hellenic Open University
Hellenic Open University
Greece
Engineering & Technology / Computer Science
Artificial Intelligence
Machine Learning
Education
Citation Rankings
University / Institution:
# 12
Country:
# 3,718
Region:
# 156,345
World:
# 443,430
Citation
Total:
1,897
Last 6 Year:
982
Last 6 Year/Total:
0.518
i10 Index
Total:
52
Last 6 Year:
34
Last 6 Year/Total:
0.654
H-Index
Total:
23
Last 6 Year:
16
Last 6 Year/Total:
0.696
Eleftheria Alexandri
Eleftheria Alexandri
Hellenic Open University
Hellenic Open University
Greece
Others
sustainability in the built environment
zero energy buildings
resilient cities
Citation Rankings
University / Institution:
# 13
Country:
# 4,072
Region:
# 169,649
World:
# 482,037
Citation
Total:
1,682
Last 6 Year:
689
Last 6 Year/Total:
0.410
i10 Index
Total:
8
Last 6 Year:
3
Last 6 Year/Total:
0.375
H-Index
Total:
8
Last 6 Year:
6
Last 6 Year/Total:
0.750
Stelios Stylianos Zerefos
Stelios Stylianos Zerefos
Hellenic Open University
Hellenic Open University
Greece
Arts, Design and Architecture / Arts
lighting design
energy and buildings
architectural visualisation
building simulation
open and distance education
Citation Rankings
University / Institution:
# 14
Country:
# 4,595
Region:
# 190,368
World:
# 542,403
Citation
Total:
1,405
Last 6 Year:
814
Last 6 Year/Total:
0.579
i10 Index
Total:
17
Last 6 Year:
16
Last 6 Year/Total:
0.941
H-Index
Total:
16
Last 6 Year:
14
Last 6 Year/Total:
0.875
N Logothetis
N Logothetis
Hellenic Open University
Hellenic Open University
Greece
Natural Sciences / Mathematical Sciences
Statistics
Total Quality Management
Quality Control
Taguchi Methods
Citation Rankings
University / Institution:
# 15
Country:
# 4,647
Region:
# 192,747
World:
# 549,358
Citation
Total:
1,377
Last 6 Year:
136
Last 6 Year/Total:
0.099
i10 Index
Total:
13
Last 6 Year:
3
Last 6 Year/Total:
0.231
H-Index
Total:
13
Last 6 Year:
5
Last 6 Year/Total:
0.385
Catherine Gabriel
Catherine Gabriel
Hellenic Open University
Hellenic Open University
Greece
Others
Untargeted metabolomics
Targeted Analysis
Human Biomonitoring
Exposure
Citation Rankings
University / Institution:
# 16
Country:
# 4,757
Region:
# 197,455
World:
# 563,256
Citation
Total:
1,322
Last 6 Year:
833
Last 6 Year/Total:
0.630
i10 Index
Total:
34
Last 6 Year:
20
Last 6 Year/Total:
0.588
H-Index
Total:
22
Last 6 Year:
14
Last 6 Year/Total:
0.636
Theofanis Orphanoudakis
Theofanis Orphanoudakis
Hellenic Open University
Hellenic Open University
Greece
Others
Citation Rankings
University / Institution:
# 17
Country:
# 4,912
Region:
# 204,227
World:
# 583,313
Citation
Total:
1,249
Last 6 Year:
514
Last 6 Year/Total:
0.412
i10 Index
Total:
37
Last 6 Year:
16
Last 6 Year/Total:
0.432
H-Index
Total:
19
Last 6 Year:
12
Last 6 Year/Total:
0.632
Chris Tsoumas
Chris Tsoumas
Hellenic Open University
Hellenic Open University
Greece
Economics & Econometrics / Financial Economics
Financial Economics
Economics of Banking
Empirical Economics
Econometric Methods and Applications.
Citation Rankings
University / Institution:
# 18
Country:
# 5,391
Region:
# 225,178
World:
# 645,591
Citation
Total:
1,048
Last 6 Year:
553
Last 6 Year/Total:
0.528
i10 Index
Total:
19
Last 6 Year:
15
Last 6 Year/Total:
0.789
H-Index
Total:
17
Last 6 Year:
13
Last 6 Year/Total:
0.765
Evgenia Paxinou
Evgenia Paxinou
Hellenic Open University
Hellenic Open University
Greece
Others
Distance Learning
Virtual Reality
Modeling Students' Behaviour
Community Detection
Citation Rankings
University / Institution:
# 19
Country:
# 5,514
Region:
# 230,394
World:
# 661,066
Citation
Total:
1,004
Last 6 Year:
360
Last 6 Year/Total:
0.359
i10 Index
Total:
14
Last 6 Year:
11
Last 6 Year/Total:
0.786
H-Index
Total:
12
Last 6 Year:
10
Last 6 Year/Total:
0.833
George Vlahakis
George Vlahakis
Hellenic Open University
Hellenic Open University
Greece
Social Sciences / Linguistics and Literature
history of science
science and literature
Citation Rankings
University / Institution:
# 20
Country:
# 5,563
Region:
# 232,676
World:
# 667,649
Citation
Total:
986
Last 6 Year:
323
Last 6 Year/Total:
0.328
i10 Index
Total:
16
Last 6 Year:
9
Last 6 Year/Total:
0.563
H-Index
Total:
12
Last 6 Year:
9
Last 6 Year/Total:
0.750
Dimitrios Stergiou
Dimitrios Stergiou
Hellenic Open University
Hellenic Open University
Greece
Social Sciences / Tourism & Hospitality
Tourism Management
Tourism Studies
Citation Rankings
University / Institution:
# 21
Country:
# 5,706
Region:
# 237,876
World:
# 683,303
Citation
Total:
943
Last 6 Year:
719
Last 6 Year/Total:
0.762
i10 Index
Total:
20
Last 6 Year:
16
Last 6 Year/Total:
0.800
H-Index
Total:
17
Last 6 Year:
14
Last 6 Year/Total:
0.824
Nikolaos Karachalios
Nikolaos Karachalios
Hellenic Open University
Hellenic Open University
Greece
Natural Sciences / Mathematical Sciences
Dynamical Systems
Differential Equations
Partial Differential Equations
Nonlinear Science
Citation Rankings
University / Institution:
# 22
Country:
# 5,765
Region:
# 240,431
World:
# 690,945
Citation
Total:
924
Last 6 Year:
403
Last 6 Year/Total:
0.436
i10 Index
Total:
28
Last 6 Year:
11
Last 6 Year/Total:
0.393
H-Index
Total:
16
Last 6 Year:
10
Last 6 Year/Total:
0.625
Fotis Lazarinis|Fotis Lazarinis, F Lazarinis, Φώτης Λαζαρίνης
Fotis Lazarinis|Fotis Lazarinis, F Lazarinis, Φώτης Λαζαρίνης
Hellenic Open University
Hellenic Open University
Greece
Education / Educational Technology
Educational Technology
Interoperability of IS
Data Management
Search Engines
Digital Libraries
Citation Rankings
University / Institution:
# 23
Country:
# 5,769
Region:
# 240,562
World:
# 691,332
Citation
Total:
923
Last 6 Year:
423
Last 6 Year/Total:
0.458
i10 Index
Total:
27
Last 6 Year:
15
Last 6 Year/Total:
0.556
H-Index
Total:
18
Last 6 Year:
12
Last 6 Year/Total:
0.667
George A Papagiannopoulos
George A Papagiannopoulos
Hellenic Open University
Hellenic Open University
Greece
Engineering & Technology / Earth Sciences
Earthquake Engineering
Applied Mechanics
Damping
Steel Structures
Soil-Structure Interaction
Citation Rankings
University / Institution:
# 24
Country:
# 5,816
Region:
# 242,738
World:
# 697,965
Citation
Total:
906
Last 6 Year:
677
Last 6 Year/Total:
0.747
i10 Index
Total:
25
Last 6 Year:
21
Last 6 Year/Total:
0.840
H-Index
Total:
16
Last 6 Year:
14
Last 6 Year/Total:
0.875
Paliouras Dimitrios
Paliouras Dimitrios
Hellenic Open University
Hellenic Open University
Greece
Medical and Health Sciences / Thoracic Surgery
Thoracic Surgery
Heath Sciences
Citation Rankings
University / Institution:
# 25
Country:
# 5,945
Region:
# 248,159
World:
# 714,266
Citation
Total:
866
Last 6 Year:
421
Last 6 Year/Total:
0.486
i10 Index
Total:
29
Last 6 Year:
19
Last 6 Year/Total:
0.655
H-Index
Total:
18
Last 6 Year:
12
Last 6 Year/Total:
0.667
AD Scientific Index - World Citation Ranking - 2024 CITATION H INDEX i10 INDEX
University 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 22 596 1,678
Antonis LeisosAntonis Leisos i
Greece Greece Hellenic Open University Hellenic Open University Natural Sciences / Physics

Particle and Astroparticle Physics. Σωματιδιακή και Αστροσωματιδιακή Φυσική |

133,154 76,049 0.571 186 135 0.726 808 691 0.855
2 400 26,786 79,368
Vassilios VerykiosVassilios Verykios
Greece Greece Hellenic Open University Hellenic Open University Engineering & Technology / Computer Science

Data Science | Record Linkage | Privacy |

11,604 3,222 0.278 40 27 0.675 106 73 0.689
3 545 33,504 98,296
Dimitrios AsteriouDimitrios Asteriou
Greece Greece Hellenic Open University Hellenic Open University Economics & Econometrics / Economics

Applied Econometrics | Panel Data Analysis | Financial Econometrics |

9,685 4,963 0.512 34 27 0.794 63 49 0.778
4 1,331 65,900 188,518
Nick KontodimopoulosNick Kontodimopoulos
Greece Greece Hellenic Open University Hellenic Open University Economics & Econometrics / Economics

Health Economics | Health Services Management |

5,246 2,049 0.391 33 25 0.758 59 39 0.661
5 1,519 72,934 207,996
George D HatzigeorgiouGeorge D Hatzigeorgiou
Greece Greece Hellenic Open University Hellenic Open University Engineering & Technology / Earth Sciences

Earthquake Engineering | Structural Dynamics | Finite Elements | Boundary Elements | Structural Engineering |

4,738 2,747 0.580 33 26 0.788 59 45 0.763
6 1,628 77,336 220,317
Zervas EfthimiosZervas Efthimios
Greece Greece Hellenic Open University Hellenic Open University Others

4,457 2,489 0.558 33 22 0.667 69 48 0.696
7 1,808 84,073 239,254
Ioannis K KalavrouziotisIoannis K Kalavrouziotis
Greece Greece Hellenic Open University Hellenic Open University Engineering & Technology / Environmental Science & Engineering

Wastewater Treatment | Reuse | Soil pollution |

4,076 2,225 0.546 28 25 0.893 78 41 0.526
8 1,904 87,477 248,912
Lila LeontidouLila Leontidou
Greece Greece Hellenic Open University Hellenic Open University Others

Γεωγραφία | Πολιτισμός | Αρχιτεκτονική | Κοινωνικές επιστήμες |

3,906 1,176 0.301 28 15 0.536 40 19 0.475
9 2,255 100,858 286,450
Nectaria GizaniNectaria Gizani
Greece Greece Hellenic Open University Hellenic Open University Natural Sciences / Physics

Extragalactic radioastronomy | radioSETI | Pulsars & FRBs | Sun and climate | radio Cosmic rays |

3,320 1,913 0.576 22 16 0.727 30 19 0.633
10 2,509 111,222 315,609
Ioanna VekiriIoanna Vekiri
Greece Greece Hellenic Open University Hellenic Open University Education / Education (Other, All)

2,958 1,093 0.370 13 10 0.769 15 10 0.667
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11 2,701 118,535 336,077
Augustinos DimitrasAugustinos Dimitras
Greece Greece Hellenic Open University Hellenic Open University Economics & Econometrics / Accounting & Finance

finance | accounting | operational research |

2,739 793 0.290 18 13 0.722 21 15 0.714
12 3,718 156,345 443,430
Dimitris KallesDimitris Kalles
Greece Greece Hellenic Open University Hellenic Open University Engineering & Technology / Computer Science

Artificial Intelligence | Machine Learning | Education |

1,897 982 0.518 23 16 0.696 52 34 0.654
13 4,072 169,649 482,037
Eleftheria AlexandriEleftheria Alexandri
Greece Greece Hellenic Open University Hellenic Open University Others

sustainability in the built environment | zero energy buildings | resilient cities |

1,682 689 0.410 8 6 0.750 8 3 0.375
14 4,595 190,368 542,403
Stelios Stylianos ZerefosStelios Stylianos Zerefos
Greece Greece Hellenic Open University Hellenic Open University Arts, Design and Architecture / Arts

lighting design | energy and buildings | architectural visualisation | building simulation | open and distance education |

1,405 814 0.579 16 14 0.875 17 16 0.941
15 4,647 192,747 549,358
N LogothetisN Logothetis
Greece Greece Hellenic Open University Hellenic Open University Natural Sciences / Mathematical Sciences

Statistics | Total Quality Management | Quality Control | Taguchi Methods |

1,377 136 0.099 13 5 0.385 13 3 0.231
16 4,757 197,455 563,256
Catherine GabrielCatherine Gabriel
Greece Greece Hellenic Open University Hellenic Open University Others

Untargeted metabolomics | Targeted Analysis | Human Biomonitoring | Exposure |

1,322 833 0.630 22 14 0.636 34 20 0.588
17 4,912 204,227 583,313
Theofanis OrphanoudakisTheofanis Orphanoudakis
Greece Greece Hellenic Open University Hellenic Open University Others

1,249 514 0.412 19 12 0.632 37 16 0.432
18 5,391 225,178 645,591
Chris TsoumasChris Tsoumas
Greece Greece Hellenic Open University Hellenic Open University Economics & Econometrics / Financial Economics

Financial Economics | Economics of Banking | Empirical Economics | Econometric Methods and Applications. |

1,048 553 0.528 17 13 0.765 19 15 0.789
19 5,514 230,394 661,066
Evgenia PaxinouEvgenia Paxinou
Greece Greece Hellenic Open University Hellenic Open University Others

Distance Learning | Virtual Reality | Modeling Students' Behaviour | Community Detection |

1,004 360 0.359 12 10 0.833 14 11 0.786
20 5,563 232,676 667,649
George VlahakisGeorge Vlahakis
Greece Greece Hellenic Open University Hellenic Open University Social Sciences / Linguistics and Literature

history of science | science and literature |

986 323 0.328 12 9 0.750 16 9 0.563
21 5,706 237,876 683,303
Dimitrios StergiouDimitrios Stergiou
Greece Greece Hellenic Open University Hellenic Open University Social Sciences / Tourism & Hospitality

Tourism Management | Tourism Studies |

943 719 0.762 17 14 0.824 20 16 0.800
22 5,765 240,431 690,945
Nikolaos KarachaliosNikolaos Karachalios
Greece Greece Hellenic Open University Hellenic Open University Natural Sciences / Mathematical Sciences

Dynamical Systems | Differential Equations | Partial Differential Equations | Nonlinear Science |

924 403 0.436 16 10 0.625 28 11 0.393
23 5,769 240,562 691,332
Fotis Lazarinis|Fotis Lazarinis, F Lazarinis, Φώτης ΛαζαρίνηςFotis Lazarinis|Fotis Lazarinis, F Lazarinis, Φώτης Λαζαρίνης
Greece Greece Hellenic Open University Hellenic Open University Education / Educational Technology

Educational Technology | Interoperability of IS | Data Management | Search Engines | Digital Libraries |

923 423 0.458 18 12 0.667 27 15 0.556
24 5,816 242,738 697,965
George A PapagiannopoulosGeorge A Papagiannopoulos
Greece Greece Hellenic Open University Hellenic Open University Engineering & Technology / Earth Sciences

Earthquake Engineering | Applied Mechanics | Damping | Steel Structures | Soil-Structure Interaction |

906 677 0.747 16 14 0.875 25 21 0.840
25 5,945 248,159 714,266
Paliouras DimitriosPaliouras Dimitrios
Greece Greece Hellenic Open University Hellenic Open University Medical and Health Sciences / Thoracic Surgery

Thoracic Surgery | Heath Sciences |

866 421 0.486 18 12 0.667 29 19 0.655