Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (888,752 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 2
Marcello Spanò
Environmental Health
Reproductive Toxicology
Metrics
H-Index
i10 Index
Citation
55
116
10,997
* Rankings
Ranking Based On Selection: 3
Antonino Pietropaolo
Fast and thermal neutron detectors
neutron spectroscopy
neutron instrumentation
Metrics
H-Index
i10 Index
Citation
51
207
9,236
* Rankings
Ranking Based On Selection: 5
Vinod Kumar Sharma
Energy and environment
BIofuels
Green Energy
Standards for solar thermal produscts
Metrics
H-Index
i10 Index
Citation
45
199
9,359
* Rankings
Ranking Based On Selection: 10
Giuseppe Ramogida
fusione nucleare
calcolo elettromagnetico
tecnologie dei materiali
fisica del plasma
Metrics
H-Index
i10 Index
Citation
32
70
3,551

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* Rankings
Ranking Based On Selection: 17
Vittorio Rosato
Risk Analysis
Critical Infrastructure Protection
Complexity Science
Metrics
H-Index
i10 Index
Citation
29
60
7,065
* Rankings
Ranking Based On Selection: 26
Alessandro Dell'Aquila
Climate dymanics
atmospheric variability
impact studies
climate services
Metrics
H-Index
i10 Index
Citation
27
43
3,263
* Rankings
Ranking Based On Selection: 30
Aristide Giuliano
MODELLING
BIOMASS
BIOREFINERY
PROCESS OPTIMIZATION
Metrics
H-Index
i10 Index
Citation
26
28
1,421
* Rankings
Ranking Based On Selection: 31
Fabrizio Consoli
laser-plasma interaction
microwaves
electromagnetic fields and waves
particle accelerators
nuclear fusion
Metrics
H-Index
i10 Index
Citation
26
53
2,090
* Rankings
Ranking Based On Selection: 33
Francesco Monteleone
Scienza della Terra
Cambiamenti Climatici
Ingegneria dell'Energia
Metrics
H-Index
i10 Index
Citation
26
39
2,153
* Rankings
Ranking Based On Selection: 37
Mario Tucci
Photovoltaic devices
heterojunction solar cells
Numerical Models
Metrics
H-Index
i10 Index
Citation
26
67
3,025
* Rankings
Ranking Based On Selection: 41
Luigi Monte
environmental modelling
radioecological modelling
predictive uncertainty
pollution transport
Metrics
H-Index
i10 Index
Citation
25
54
1,714
* Rankings
Ranking Based On Selection: 42
Gabriella Fiorentino
Life Cycle Assessment
valutazione di sostenibilità ambientale
valorizzazione delle risorse
Metrics
H-Index
i10 Index
Citation
24
30
2,010
* Rankings
Ranking Based On Selection: 43
Giovanni Landi
Energy efficiency
Supercapacitors
Sensors
Photovoltaics
Impedance spectroscopy
Metrics
H-Index
i10 Index
Citation
24
35
1,866
* Rankings
Ranking Based On Selection: 45
Marco Capogni
Misure di radioattività
Attivazione neutronica
radioisotopi per la medicina
reattori nucleari
processi di fusione
Metrics
H-Index
i10 Index
Citation
24
55
2,794
* Rankings
Ranking Based On Selection: 46
Sabina Botti
spettroscopia confocale Raman
scienza dei materiali
Metrics
H-Index
i10 Index
Citation
24
51
1,765
* Rankings
Ranking Based On Selection: 47
Emilio Giovenale
THz Radiation
Free Electron Laser
Biophysics
Art conservation
Plasma diagnostics
Metrics
H-Index
i10 Index
Citation
24
49
2,165
* Rankings
Ranking Based On Selection: 56
Sarah Bollanti
lasers&laser safety
optics&light propagation
laser-&discharge-produced plasmas
EUV radiation&soft x-rays
solar compass
Metrics
H-Index
i10 Index
Citation
22
57
1,852
* Rankings
Ranking Based On Selection: 57
Alessandro Lorenzo Palma
Energy Efficiency
Photovoltaic devices
Laser processing
Graphene
Light Emitting Diodes
Metrics
H-Index
i10 Index
Citation
21
24
2,437
* Rankings
Ranking Based On Selection: 58
Michela Langone
Wastewater treatment processes
innovative biological processes
anaerobic digestion
biodegradability enhancement of sludge
Metrics
H-Index
i10 Index
Citation
21
26
1,566
* Rankings
Ranking Based On Selection: 61
Alessandra Scognamiglio
Design and approaches for integrated photovoltaic solutions. BIPV
Photovoltaic Landscapes
Agrivoltaics.
Metrics
H-Index
i10 Index
Citation
21
33
1,639
* Rankings
Ranking Based On Selection: 68
Francesco Filippi
plasma acceleration
physics
accelerator physics
laser-plasma
plasma spectroscopy
Metrics
H-Index
i10 Index
Citation
20
32
1,348
* Rankings
Ranking Based On Selection: 69
Maurizio Calvitti
Sistemi biologici e biotecnologici di controllo di insetti parassiti e vettori
Metrics
H-Index
i10 Index
Citation
20
26
1,877
* Rankings
Ranking Based On Selection: 74
Marialaura Di Somma
Distributed energy resources
sector coupling
multi-objective optimization
energy hubs
storage
Metrics
H-Index
i10 Index
Citation
19
37
1,836
* Rankings
Ranking Based On Selection: 81
Francesco Buonocore
Solid-State Physics
Graphene
Carbon Nanotubes
Organic/Inorganic Interfaces
Metrics
H-Index
i10 Index
Citation
18
22
1,013
* Rankings
Ranking Based On Selection: 83
Luca Serenelli
Photovoltaic device
Silicon Heterojunctions
Metallization
Metrics
H-Index
i10 Index
Citation
18
32
1,032
* Rankings
Ranking Based On Selection: 88
Olivia Costantina Demurtas
metabolic engineering
carotenoids
apocarotenoids
metabolomics
bioactive molecules
Metrics
H-Index
i10 Index
Citation
16
19
976
* Rankings
Ranking Based On Selection: 90
Mattia Cipriani
laser-plasma interaction
inertial confinement fusion
numerical simulations
lagrangian codes
ALE codes
Metrics
H-Index
i10 Index
Citation
16
25
816
* Rankings
Ranking Based On Selection: 94
Sarah Frusciante
Carotenoids
apocarotenoids
metabolomics
metabolic engineering
Metrics
H-Index
i10 Index
Citation
15
18
1,244
* Rankings
Ranking Based On Selection: 98
Carlo Petrovich
energy
efficienza energetica
smart city
ermeneutica
nuclear energy
Metrics
H-Index
i10 Index
Citation
15
20
913
* Rankings
Ranking Based On Selection: 100
Valentina Nigro
Soft Matter
thin films
Light Scattering
SAXS
SANS
Metrics
H-Index
i10 Index
Citation
14
16
578
Rankings
Ranking Based On Selection: 1
Rankings
Ranking Based On Selection: 2
Marcello Spanò
Metrics
H-Index
i10 Index
Citation Counts
55
116
10,997
Environmental Health
Reproductive Toxicology
Rankings
Ranking Based On Selection: 3
Fast and thermal neutron detectors
neutron spectroscopy
neutron instrumentation
Rankings
Ranking Based On Selection: 4
Mario Pillon
Metrics
H-Index
i10 Index
Citation Counts
46
171
8,260
Rankings
Ranking Based On Selection: 5
Energy and environment
BIofuels
Green Energy
Standards for solar thermal produscts
Rankings
Ranking Based On Selection: 8
Rankings
Ranking Based On Selection: 10
fusione nucleare
calcolo elettromagnetico
tecnologie dei materiali
fisica del plasma

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Rankings
Ranking Based On Selection: 11
Stephen McPhail
Metrics
H-Index
i10 Index
Citation Counts
31
62
3,521
Rankings
Ranking Based On Selection: 13
acceleratori di particelle
Rankings
Ranking Based On Selection: 14
Anna Negroni
Metrics
H-Index
i10 Index
Citation Counts
31
43
2,822
inflammation molecular mechanisms
Rankings
Ranking Based On Selection: 16
Alfonso Pozio
Metrics
H-Index
i10 Index
Citation Counts
29
54
5,566
Rankings
Ranking Based On Selection: 17
Vittorio Rosato
Metrics
H-Index
i10 Index
Citation Counts
29
60
7,065
Risk Analysis
Critical Infrastructure Protection
Complexity Science
Rankings
Ranking Based On Selection: 22
Luigi Muzzi
Metrics
H-Index
i10 Index
Citation Counts
28
85
2,797
Rankings
Ranking Based On Selection: 25
Rankings
Ranking Based On Selection: 26
Climate dymanics
atmospheric variability
impact studies
climate services
Rankings
Ranking Based On Selection: 27
Rankings
Ranking Based On Selection: 28
Alberto Mittiga
Metrics
H-Index
i10 Index
Citation Counts
27
33
3,224
Rankings
Ranking Based On Selection: 29
Rankings
Ranking Based On Selection: 30
MODELLING
BIOMASS
BIOREFINERY
PROCESS OPTIMIZATION
Rankings
Ranking Based On Selection: 31
laser-plasma interaction
microwaves
electromagnetic fields and waves
particle accelerators
nuclear fusion
Rankings
Ranking Based On Selection: 32
Luisa Caneve
Metrics
H-Index
i10 Index
Citation Counts
26
54
2,161
Rankings
Ranking Based On Selection: 33
Scienza della Terra
Cambiamenti Climatici
Ingegneria dell'Energia
Rankings
Ranking Based On Selection: 34
Sandro Calmanti
Metrics
H-Index
i10 Index
Citation Counts
26
33
2,448
Climate and Impact Modelling
Rankings
Ranking Based On Selection: 35
Rankings
Ranking Based On Selection: 36
Applied Superconductivity
Rankings
Ranking Based On Selection: 37
Mario Tucci
Metrics
H-Index
i10 Index
Citation Counts
26
67
3,025
Photovoltaic devices
heterojunction solar cells
Numerical Models
Rankings
Ranking Based On Selection: 38
Francesco Baldi
Metrics
H-Index
i10 Index
Citation Counts
25
38
2,482
Energy system modelling and optimization
Rankings
Ranking Based On Selection: 39
membrane
hydrogen
fusion technology
Rankings
Ranking Based On Selection: 41
Luigi Monte
Metrics
H-Index
i10 Index
Citation Counts
25
54
1,714
environmental modelling
radioecological modelling
predictive uncertainty
pollution transport
Rankings
Ranking Based On Selection: 42
Life Cycle Assessment
valutazione di sostenibilità ambientale
valorizzazione delle risorse
Rankings
Ranking Based On Selection: 43
Giovanni Landi
Metrics
H-Index
i10 Index
Citation Counts
24
35
1,866
Energy efficiency
Supercapacitors
Sensors
Photovoltaics
Impedance spectroscopy
Rankings
Ranking Based On Selection: 44
Eugenia Bobeico
Metrics
H-Index
i10 Index
Citation Counts
24
36
1,385
Rankings
Ranking Based On Selection: 45
Marco Capogni
Metrics
H-Index
i10 Index
Citation Counts
24
55
2,794
Misure di radioattività
Attivazione neutronica
radioisotopi per la medicina
reattori nucleari
processi di fusione
Rankings
Ranking Based On Selection: 46
Sabina Botti
Metrics
H-Index
i10 Index
Citation Counts
24
51
1,765
spettroscopia confocale Raman
scienza dei materiali
Rankings
Ranking Based On Selection: 47
THz Radiation
Free Electron Laser
Biophysics
Art conservation
Plasma diagnostics
Rankings
Ranking Based On Selection: 48
Energy Systems sustainability
Rankings
Ranking Based On Selection: 51
Stefano Loreti
Metrics
H-Index
i10 Index
Citation Counts
23
50
1,952
Rankings
Ranking Based On Selection: 52
Rankings
Ranking Based On Selection: 54
Rankings
Ranking Based On Selection: 55
Luca Fiorani
Metrics
H-Index
i10 Index
Citation Counts
22
52
1,551
Rankings
Ranking Based On Selection: 56
Sarah Bollanti
Metrics
H-Index
i10 Index
Citation Counts
22
57
1,852
lasers&laser safety
optics&light propagation
laser-&discharge-produced plasmas
EUV radiation&soft x-rays
solar compass
Rankings
Ranking Based On Selection: 57
Energy Efficiency
Photovoltaic devices
Laser processing
Graphene
Light Emitting Diodes
Rankings
Ranking Based On Selection: 58
Michela Langone
Metrics
H-Index
i10 Index
Citation Counts
21
26
1,566
Wastewater treatment processes
innovative biological processes
anaerobic digestion
biodegradability enhancement of sludge
Rankings
Ranking Based On Selection: 59
Rankings
Ranking Based On Selection: 60
Claudia Malerba
Metrics
H-Index
i10 Index
Citation Counts
21
27
1,707
Rankings
Ranking Based On Selection: 61
Design and approaches for integrated photovoltaic solutions. BIPV
Photovoltaic Landscapes
Agrivoltaics.
Rankings
Ranking Based On Selection: 64
Luca Mezi
Metrics
H-Index
i10 Index
Citation Counts
21
51
1,678
laser
fisica del plasma
sorgenti UV e EUV
Rankings
Ranking Based On Selection: 65
Laura Cutaia
Metrics
H-Index
i10 Index
Citation Counts
20
32
1,273
Circular economy
industrial symbiosis
LCA
Rankings
Ranking Based On Selection: 66
Energy
decarbonisation
energy storage
Rankings
Ranking Based On Selection: 67
lidar
atmosphere
optics
spectroscopy
Rankings
Ranking Based On Selection: 68
plasma acceleration
physics
accelerator physics
laser-plasma
plasma spectroscopy
Rankings
Ranking Based On Selection: 69
Sistemi biologici e biotecnologici di controllo di insetti parassiti e vettori
Rankings
Ranking Based On Selection: 71
Rankings
Ranking Based On Selection: 72
Giuseppe Nenna
Metrics
H-Index
i10 Index
Citation Counts
20
31
1,073
OLED
Photonic Crystals
QPC
scattering
Rankings
Ranking Based On Selection: 73
Filippo Palombi
Metrics
H-Index
i10 Index
Citation Counts
20
29
1,338
Rankings
Ranking Based On Selection: 74
Distributed energy resources
sector coupling
multi-objective optimization
energy hubs
storage
Rankings
Ranking Based On Selection: 75
solar cell
gas sensor
carbon based material
Rankings
Ranking Based On Selection: 76
Stefano Pizzuti
Metrics
H-Index
i10 Index
Citation Counts
19
32
1,469
Rankings
Ranking Based On Selection: 78
Adio Miliozzi
Metrics
H-Index
i10 Index
Citation Counts
18
23
1,957
Solar energy
Thermal Energy Storage
Rankings
Ranking Based On Selection: 81
Solid-State Physics
Graphene
Carbon Nanotubes
Organic/Inorganic Interfaces
Rankings
Ranking Based On Selection: 82
Rankings
Ranking Based On Selection: 83
Luca Serenelli
Metrics
H-Index
i10 Index
Citation Counts
18
32
1,032
Photovoltaic device
Silicon Heterojunctions
Metallization
Rankings
Ranking Based On Selection: 84
laser Spectroscopy
LIF
Raman
Rankings
Ranking Based On Selection: 85
Scienze dei Materiali
CZTS
Rankings
Ranking Based On Selection: 86
Fotovoltaico
Dispositivi
Rankings
Ranking Based On Selection: 88
metabolic engineering
carotenoids
apocarotenoids
metabolomics
bioactive molecules
Rankings
Ranking Based On Selection: 89
Rankings
Ranking Based On Selection: 90
laser-plasma interaction
inertial confinement fusion
numerical simulations
lagrangian codes
ALE codes
Rankings
Ranking Based On Selection: 92
Energy Markets
Energy Security
Energy Modeling
Rankings
Ranking Based On Selection: 94
Carotenoids
apocarotenoids
metabolomics
metabolic engineering
Rankings
Ranking Based On Selection: 95
Rankings
Ranking Based On Selection: 98
energy
efficienza energetica
smart city
ermeneutica
nuclear energy
Rankings
Ranking Based On Selection: 99
nuclear energy
reactor physics
Rankings
Ranking Based On Selection: 100
Soft Matter
thin films
Light Scattering
SAXS
SANS