Archivio istituzionale della ricerca dell'Università degli Studi di Palermo

VALENZA, Mariano
 Distribuzione geografica
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Continente #
NA - Nord America 5.756
EU - Europa 3.110
AS - Asia 2.430
SA - Sud America 321
AF - Africa 94
OC - Oceania 5
Continente sconosciuto - Info sul continente non disponibili 3
Totale 11.719
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Nazione #
US - Stati Uniti d'America 5.694
SG - Singapore 860
IT - Italia 679
CN - Cina 655
RU - Federazione Russa 627
UA - Ucraina 393
FI - Finlandia 338
DE - Germania 280
VN - Vietnam 274
HK - Hong Kong 269
BR - Brasile 244
GB - Regno Unito 158
IE - Irlanda 150
PL - Polonia 142
JP - Giappone 133
FR - Francia 121
SE - Svezia 77
KR - Corea 39
IN - India 38
BD - Bangladesh 37
AR - Argentina 30
CA - Canada 29
RO - Romania 29
NL - Olanda 28
MX - Messico 21
CI - Costa d'Avorio 18
BE - Belgio 17
IQ - Iraq 17
AT - Austria 16
MA - Marocco 15
ZA - Sudafrica 14
CH - Svizzera 13
KE - Kenya 13
TN - Tunisia 13
ES - Italia 11
ID - Indonesia 11
VE - Venezuela 11
PK - Pakistan 10
SA - Arabia Saudita 10
UZ - Uzbekistan 10
TR - Turchia 9
CO - Colombia 7
AE - Emirati Arabi Uniti 6
CL - Cile 6
EC - Ecuador 6
JO - Giordania 6
NG - Nigeria 6
PH - Filippine 6
PY - Paraguay 6
LT - Lituania 5
MY - Malesia 5
NP - Nepal 5
AL - Albania 4
PE - Perù 4
UY - Uruguay 4
AZ - Azerbaigian 3
EG - Egitto 3
EU - Europa 3
GR - Grecia 3
HU - Ungheria 3
LB - Libano 3
PA - Panama 3
AU - Australia 2
BG - Bulgaria 2
BI - Burundi 2
BO - Bolivia 2
BY - Bielorussia 2
CR - Costa Rica 2
DK - Danimarca 2
ET - Etiopia 2
FJ - Figi 2
GE - Georgia 2
GT - Guatemala 2
IL - Israele 2
IS - Islanda 2
KW - Kuwait 2
KZ - Kazakistan 2
MM - Myanmar 2
NI - Nicaragua 2
PS - Palestinian Territory 2
PT - Portogallo 2
QA - Qatar 2
SN - Senegal 2
TH - Thailandia 2
TW - Taiwan 2
AM - Armenia 1
AO - Angola 1
BA - Bosnia-Erzegovina 1
BH - Bahrain 1
CZ - Repubblica Ceca 1
DZ - Algeria 1
IR - Iran 1
JM - Giamaica 1
KG - Kirghizistan 1
LU - Lussemburgo 1
MK - Macedonia 1
ML - Mali 1
MN - Mongolia 1
MU - Mauritius 1
MZ - Mozambico 1
Totale 11.711
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Città #
Singapore 606
Fairfield 593
Ashburn 580
Chandler 411
Woodbridge 315
San Jose 279
Houston 276
Hong Kong 257
Ann Arbor 251
Wilmington 248
Seattle 234
Jacksonville 218
Cambridge 181
Dublin 149
Zgierz 135
The Dalles 133
Santa Clara 116
Tokyo 111
Beijing 109
Medford 108
Council Bluffs 104
Ho Chi Minh City 101
Dallas 95
Frankfurt am Main 95
Palermo 95
Nanjing 88
Moscow 79
Helsinki 77
New York 77
Dearborn 69
Princeton 68
Boardman 59
Hanoi 59
Los Angeles 58
Lauterbourg 56
Altamura 52
Hefei 49
Tulsa 48
Atlanta 44
Buffalo 44
San Diego 40
Milan 39
Lawrence 38
Rome 34
Des Moines 31
Shenyang 30
North Charleston 26
Tianjin 25
Changsha 22
Chicago 22
Hebei 22
São Paulo 22
Columbus 21
London 20
Amsterdam 19
Abidjan 18
Brussels 17
Nanchang 17
Naples 17
Falkenstein 16
Ludwigshafen am Rhein 16
San Mateo 16
Da Nang 15
Verona 15
Napoli 14
Ningbo 14
Seongnam 14
Catania 13
Jinan 13
Guangzhou 12
Haiphong 12
Nairobi 12
Phoenix 12
Cosenza 11
Kunming 11
Orem 11
Frankfurt 10
Jiaxing 10
Saint Petersburg 10
Zhengzhou 10
Bari 9
Bologna 9
Cardiff 9
City of London 9
Mumbai 9
Munich 9
Paris 9
Thái Nguyên 9
Baghdad 8
Berlin 8
Cagliari 8
Curitiba 8
Montreal 8
Tashkent 8
Vienna 8
Auburn Hills 7
Higashirinkan 7
Kumagaya 7
San Paolo di Civitate 7
Stockholm 7
Totale 7.637
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Nome #
Integrated hydrogeochemical and geophysical surveys for a study of sea-water intrusion 348
A model for Ischia hydrothermal system: Evidences from the chemistry of thermal groundwaters. 284
Active volcanoes as emission point sources of atmospheric mercury 270
CO2 flux measurements in volcanic areas using the dynamic concentration method: the influence of the soil permeability. 239
Emission of bromine and iodine from Mount Etna volcano 235
Volcanic plume monitoring at mount Etna by diffusive(passive)sampling 229
Volcanic CO2 flux measurement at Campi Flegrei by Tunable Diode Laser absorption Spectroscopy 228
Flow changes and geochemical anomalies in warm and cold springs associated with the 1992-1994 seismic sequence at Pollina, Central Sicily, Italy 225
Diffuse degassing of carbon dioxide at Somma-Vesuvius volcanic complex (Southern Italy) and its relation with regional tectonics 225
Mercury content and speciation in the Phlegrean Fields volcanic complex: evidence from hydrothermal system and fumaroles 219
Hydrothermal fluid venting in the offshore sector of Campi Flegrei caldera: A geochemical, geophysical, and volcanological study 219
Effects of soil gas permeability and recirculation flux on soil CO2 flux measurements performed using a closed dynamic accumulation chamber 217
H2S fluxes from Mt. Etna, Stromboli and Vulcano (Italy) and implications for the global volcanic sulfur budget 215
Isotopic composition of the precipitations in the central Mediterranean: Origin marks and orographic precipitation effects 215
THE TROPOSPHERIC PROCESSING OF ACIDIC GASES AND HYDROGEN SULPHIDE IN VOLCANIC GAS PLUMES AS INFERRED FROM FIELD AND MODEL INVESTIGATIONS 212
Continuous monitoring of hydrogen and carbon dioxide at Mt Etna 212
The structure of a hydrothermal system from an integrated geochemical, geophysical and geological approach: the Ischia Island case study 211
Reaction path models of magmatic gas scrubbing 209
Geochemical monitoring of groundwaters (1998-2001) at Vesuvius volcano (Italy) 206
Fault controlled soil CO2 degassing and shallow magma bodies: summit and lower East Rift of Kilauea volcano (Hawaii) 1997 205
Molecular and isotopic composition of free hydrocarbon gases from Sicily, Italy 203
Hydrothermal circulation on Ischia Island (Southern Italy), revealed by an integrated geochemical, geophysical and geological approach 202
Rates of carbon dioxide plume degassing from Mount Etna volcano, 201
A landscape approach in the isotopic modeling of natural precipitations: two cases in Mediterranean mountain areas. 197
Mineral control of arsenic content in thermal waters from volcano-hosted hydrothermal systems: Insights from island of Ischia and Phlegrean Fields (Campanian Volcanic Province, Italy) 196
Quantitative models of hydrothermal fluid–mineral reaction:The Ischia case 195
Caratterizzazione Geochimica ed Isotopica e valutazione della qualità delle acque superficiali e sotterranee campionate nel foglio 549 MURAVERA. 194
A PTFE membrane for the in situ extraction of dissolved gases in natural waters: Theory and applications 192
Volcanic CO2 measurements at Campi Flegrei by Infrared Tunable Diode Laser absorption Spectroscopy 191
Modelling groundwater processes in a carbonate catchment: a case study from the Madonie area (Northern Sicily) 186
Plume chemistry provides insights into the mechanisms of sulfur and halogen degassing at basaltic volcanoes, 182
DEEP RESERVOIR TEMPERATURES OF LOW-ENTHALPY GEOTHERMAL SYSTEMS IN TUNISIA: NEW CONSTRAINTS FROM CHEMISTRY OF THERMAL WATERS 179
Moisture source in the Hyblean mountains region (south-eastern Sicily,Italy):Evidence from stable isotopes signature 176
Ludovico Sicardi, an unknown pioneer of the Volcanic Geochemical Monitoring 172
Numerical modelling of gas-water-rock interactions in volcanic-hydrothermal environment: the Ischia Island (Southern Italy) case study. 172
Forecasting Etnean eruptions by real-time observations of volcanic gas composition. 171
Magmatic Gas Leakage at Mount Etna (Sicily, Italy): Relationships With the Volcano-Tectonic Structures, the Hydrological Pattern and the Eruptive Activity 167
A New Web-Based Catalog of Earth Degassing Sites in Italy 164
Emission of trace halogens (Br, I) from a basaltic volcano: Mount Etna 162
Hydrothermal buffering of the SO2/H2S ratio in volcanic gases: Evidence from La Fossa crater fumarolic field, Vulcano Island. 161
Devices and methods to measure H2 and CO2 concentrations in gases released from soils and low temperature fumaroles in volcanic areas 161
Prospezione geochimica sulle risorse idriche sotterranee e superficiali della Provincia di Palermo: costituenti inorganici maggiori, minori ed in traccia. Risultati preliminari. 155
Modelling of water rock interactions in a carbonate aquifer: insights from a case study in the Palermo province 154
Lead isotopes in biological matrices to identify potential sources of contamination: the case study of Sulcis-Iglesiente district (SW Sardinia, Italy) 154
Soil and groundwater discharge of magmatic CO2 and He on south western Ischia Island (Central Italy) 148
• Volcanic CO2 measurements via Tunable Diode Laser Spectrometer 148
The Ischia Island hydrothermal system: an integrated multidisciplinary (geochemical, geophysical and geological) study 146
THE GROWTH OF ‘‘BLACK CRUSTS’’ ON ALCAREOUS BUILDING STONES IN PALERMO (SICILY):A FIRST APPRAISAL OF ANTHROPOGENIC AND NATURAL SULPHUR SOURCES 146
In situ permeability measurements based on radial gas advection model: relationship between soil permeability and diffuse CO2 degassing in volcanic areas. 140
S, Cl and F degassing as an indicator of volcanic dynamics: The 2001 eruption of Mount Etna 140
Total volatile flux from Mount Etna 136
High Carbon dioxiede emissions at Capo Calavà promontory (north easytern Sicily, Italy) Relationships between soil degassing and tectonics 133
Isotopic composition of single rain events in the central Mediterranean 133
Magma-derived gas influx and water-rock interactions in the volcanic aquifer of Mt. Vesuvius, Italy 130
Integrated geochemical and geophysical surveys for a study of sea-water intrusion 129
Chemical and isotopic characterization of ground water discharges on the Ischia island ( Italy ) 128
Volcanic CO2 mapping and flux measurements at Campi Flegrei by Tunable Diode Laser absorption Spectroscopy 128
A new method for gas phase extraction from natural waters to determine isotopic composition of dissolved gases 125
Trace metal modelling of groundwater–gas–rock interactions in a volcanic aquifer: Mount Vesuvius 121
Diffuse soil CO2 degassing from Linosa island. 120
Chemical, mineralogical and isotopic characterization of black crusts and airborne particulate matter in the historical urban area of Palermo 118
Magmatic gas leakage at Mt.Etna (Sicily,Italy):Relationships with the volcano-tectonic structures,the hydrological pattern and the eruptive activity 114
Magmatic gas leakage at Mt. Etna (Sicily,Italy): Relationships with the vocano-tectonic structures ,the hydrological pattern and the eruptive activity 112
Real-time detection of volcanic plume H2O, CO2 and SO2 as a precursor to 2006 Mt. Etna eruptions 102
Il ruolo della Geochimica nella sorveglianza dei vulcani attivi 100
The role of isotopes in understanding the groundwater circulation in coastal areas of the south-eastern Sicily (Italy) 100
The CO2 diffusive degassing in Linosa Island (Sicily Channel) 95
Il ruolo dei fluidi nei processi sismogenetici: variazioni geochimiche in sorgenti d'acqua di Umbria e Marche nella crisi sismica del 1997-98 89
Totale 11.891
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Categoria #
all - tutte 38.335
article - articoli 0
book - libri 0
conference - conferenze 0
curatela - curatele 0
other - altro 0
patent - brevetti 0
selected - selezionate 0
volume - volumi 0
Totale 38.335
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2020/2021103 0 0 0 0 0 0 0 0 0 0 0 103
2021/2022758 33 216 8 13 33 17 33 34 75 111 42 143
2022/20231.038 109 172 24 125 149 156 29 89 106 10 44 25
2023/2024381 32 72 16 27 31 74 26 20 6 17 7 53
2024/20251.151 22 47 75 102 56 114 66 88 78 97 128 278
2025/20264.144 218 107 261 259 329 650 589 392 284 836 204 15
Totale 11.891