Sampaolo, Angelo
 Distribuzione geografica
Continente #
NA - Nord America 8.575
EU - Europa 8.146
AS - Asia 4.296
SA - Sud America 912
Continente sconosciuto - Info sul continente non disponibili 231
AF - Africa 98
OC - Oceania 23
Totale 22.281
Nazione #
US - Stati Uniti d'America 8.188
RU - Federazione Russa 3.315
PL - Polonia 1.334
SG - Singapore 1.295
CN - Cina 1.181
IT - Italia 790
BR - Brasile 758
IE - Irlanda 643
VN - Vietnam 461
HK - Hong Kong 356
DE - Germania 334
SE - Svezia 299
UA - Ucraina 294
FI - Finlandia 286
CA - Canada 231
KR - Corea 220
FR - Francia 203
BD - Bangladesh 182
BG - Bulgaria 168
NL - Olanda 153
JP - Giappone 152
GB - Regno Unito 141
TR - Turchia 131
IN - India 81
AR - Argentina 54
MY - Malesia 48
ES - Italia 36
MX - Messico 35
AT - Austria 32
BE - Belgio 31
ZA - Sudafrica 31
IQ - Iraq 29
ID - Indonesia 27
EC - Ecuador 25
CR - Costa Rica 22
CL - Cile 20
AU - Australia 19
CO - Colombia 18
IL - Israele 18
SA - Arabia Saudita 18
JM - Giamaica 17
PK - Pakistan 17
TT - Trinidad e Tobago 15
VE - Venezuela 14
GR - Grecia 13
UZ - Uzbekistan 13
HN - Honduras 12
SV - El Salvador 12
EG - Egitto 11
LT - Lituania 11
LU - Lussemburgo 11
MA - Marocco 11
NI - Nicaragua 11
SC - Seychelles 10
AZ - Azerbaigian 9
CW - ???statistics.table.value.countryCode.CW??? 8
PR - Porto Rico 8
PT - Portogallo 8
PY - Paraguay 8
RO - Romania 8
CH - Svizzera 7
EU - Europa 7
GT - Guatemala 7
KE - Kenya 7
PE - Perù 7
PH - Filippine 7
QA - Qatar 6
AE - Emirati Arabi Uniti 5
DZ - Algeria 5
EE - Estonia 5
GP - Guadalupe 5
NP - Nepal 5
TN - Tunisia 5
IR - Iran 4
KG - Kirghizistan 4
NG - Nigeria 4
TH - Thailandia 4
UY - Uruguay 4
AL - Albania 3
BB - Barbados 3
BY - Bielorussia 3
ET - Etiopia 3
HR - Croazia 3
KZ - Kazakistan 3
NZ - Nuova Zelanda 3
PA - Panama 3
SK - Slovacchia (Repubblica Slovacca) 3
A2 - ???statistics.table.value.countryCode.A2??? 2
AO - Angola 2
BA - Bosnia-Erzegovina 2
BO - Bolivia 2
CZ - Repubblica Ceca 2
DK - Danimarca 2
GE - Georgia 2
GY - Guiana 2
HU - Ungheria 2
JO - Giordania 2
KH - Cambogia 2
LA - Repubblica Popolare Democratica del Laos 2
LK - Sri Lanka 2
Totale 22.037
Città #
Dallas 2.327
Warsaw 1.323
Singapore 732
Dublin 617
Chandler 616
Moscow 604
San Jose 450
Council Bluffs 385
Jacksonville 380
Ashburn 365
Hong Kong 350
The Dalles 264
Hefei 231
New York 229
Rome 219
Seoul 218
Santa Clara 200
Sofia 167
Tokyo 149
Malden 141
Helsinki 140
Nanjing 137
Boardman 123
Hanoi 122
Ho Chi Minh City 119
Lauterbourg 108
Brielle 106
Kent 105
Lappeenranta 105
Bari 104
Los Angeles 95
Izmir 92
Bremen 83
Beijing 81
Ann Arbor 77
Lawrence 75
Wilmington 74
São Paulo 73
Brooklyn 71
Dong Ket 62
Ogden 57
San Mateo 54
Milan 48
Columbus 47
Toronto 42
Orem 39
Phoenix 39
Montreal 38
Nanchang 36
Amsterdam 33
Conversano 33
Atlanta 30
Chicago 29
Houston 29
Rio de Janeiro 29
Brussels 28
Munich 28
North Bergen 28
San Francisco 28
Shenyang 28
Haiphong 26
Vienna 26
Frankfurt am Main 24
Stockholm 24
Chennai 22
Hebei 22
Shanghai 22
Matera 21
Naples 21
Torre Del Greco 21
Dearborn 20
Denver 20
Hillsboro 20
Norwalk 20
Belo Horizonte 19
Boston 19
Seattle 19
Woodbridge 19
Assago 18
Baghdad 18
Johannesburg 18
London 18
Guangzhou 17
Tianjin 17
Jiaxing 16
Kunming 15
Mumbai 15
San José 15
Fairfield 14
Florence 14
Redwood City 14
Washington 14
Zhengzhou 14
Campinas 13
Newark 13
Poplar 13
Biên Hòa 12
Da Nang 12
Philadelphia 12
Redmond 12
Totale 13.351
Nome #
Enhancing photoacoustic trace gas detection via a CNN–transformer denoising framework 715
Spectroscopic Study of Volatile Organic Compounds for the Assessment of Coffee Authenticity 617
Dual-Gas Quartz-Enhanced Photoacoustic Sensor for Simultaneous Detection of Methane/Nitrous Oxide and Water Vapor 365
Acoustic Coupling between Resonator Tubes in Quartz-Enhanced Photoacoustic Spectrophones Employing a Large Prong Spacing Tuning Fork 305
Analysis of overtone flexural modes operation in quartz-enhanced photoacoustic spectroscopy 303
Analysis of the electro-elastic properties of custom quartz tuning forks for optoacoustic gas sensing 302
Broadband detection of methane and nitrous oxide using a distributed-feedback quantum cascade laser array and quartz-enhanced photoacoustic sensing 295
Environmental Monitoring of Methane with Quartz-Enhanced Photoacoustic Spectroscopy Exploiting an Electronic Hygrometer to Compensate the H2O Influence on the Sensor Signal 280
Widely-tunable mid-infrared fiber-coupled quartz-enhanced photoacoustic sensor for environmental monitoring 277
Allan deviation plot as a tool for quartz Enhanced Photoacoustic Sensors Noise Analysis 266
A quartz enhanced photo-acoustic gas sensor based on a custom tuning fork and a terahertz quantum cascade laser 255
Atmospheric CH4 measurement near a landfill using an ICL-based QEPAS sensor with V-T relaxation self-calibration 255
Single mode operation with mid-IR hollow fibers in the range 5.1-10.5 µm 246
Low-Loss Coupling of Quantum Cascade Lasers into Hollow-Core Waveguides with Single-Mode Output in the 3.7–7.6 μm Spectral Range 245
A sulfur dioxide detection platform based on photoacoustic spectroscopy and a 266.22 nm high-power stabilized LD-pumped solid-state Q-switched laser 243
Highly sensitive gas leak detector based on a quartz-enhanced photoacoustic SF6 sensor 243
Mid infrared quantum cascade laser operating in pure amplitude modulation for background-free trace gas spectroscopy 242
Damping Mechanisms of Piezoelectric Quartz Tuning Forks Employed in Photoacoustic Spectroscopy for Trace Gas Sensing 240
Quartz-enhanced photoacoustic sensor for ethylene detection implementing optimized custom tuning fork-based spectrophone 239
Broadband Gas QEPAS Detection Exploiting a Monolithic DFB-QCL Array 239
THz Quartz-enhanced photoacoustic sensor for H2S trace gas detection 237
Improved Tuning Fork for Terahertz Quartz-Enhanced Photoacoustic Spectroscopy 234
Tuning forks with optimized geometries for quartz-enhanced photoacoustic spectroscopy 232
Front-End Amplifiers for Tuning Forks in Quartz Enhanced PhotoAcoustic Spectroscopy 232
Purely wavelength- and amplitude-modulated quartz-enhanced photoacoustic spectroscopy 226
Quartz–enhanced photoacoustic spectrophones exploiting custom tuning forks: a review 226
Methane, ethane and propane detection using a compact quartz enhanced photoacoustic sensor and a single interband cascade laser 225
A quartz‑enhanced photoacoustic sensor for H2S trace‑gas detection at 2.6 μm 219
Compact and portable quartz-enhanced photoacoustic spectroscopy sensor for carbon monoxide environmental monitoring in urban areas 219
Application of standard and custom quartz tuning forks for quartz-enhanced photoacoustic spectroscopy gas sensing 218
Fiber-Coupled Quartz-Enhanced Photoacoustic Spectroscopy System for Methane and Ethane Monitoring in the Near-Infrared Spectral Range 217
Mid-Infrared Intracavity Quartz-Enhanced Photoacoustic Spectroscopy with pptv – Level Sensitivity Using a T-shaped Custom Tuning Fork 213
Compact and Versatile QEPAS-Based Sensor Box for Simultaneous Detection of Methane and Infrared Absorber Gas Molecules in Ambient Air 207
Assessment of vibrational-translational relaxation dynamics of in a wet-nitrogen matrix through QEPAS 207
Terahertz quartz enhanced photo-acoustic sensor 202
Quartz enhanced photoacoustic H2S gas sensor based on a fiber-amplifier source and a custom tuning fork with large prong spacing 200
All-fiber-coupled mid-infrared quartz-enhanced photoacoustic sensors 193
Sub-ppb-level CH4 detection by exploiting a low-noise differential photoacoustic resonator with a room-temperature interband cascade laser 192
Fiber-ring laser intracavity QEPAS gas sensor using a 7.2 kHz quartz tuning fork 191
H2S quartz-enhanced photoacoustic spectroscopy sensor employing a liquid-nitrogen-cooled THz quantum cascade laser operating in pulsed mode 191
Quartz-Enhanced Photoacoustic Detection of Ethane in the Near-IR Exploiting a Highly Performant Spectrophone 190
Nitrous oxide quartz-enhanced photoacoustic detection employing a broadband distributed-feedback quantum cascade laser array 188
Low-loss and single-mode tapered hollow-core waveguides optically coupled with interband and quantum cascade lasers 188
Light-induced thermo-elastic effect in quartz tuning forks exploited as a photodetector in gas absorption spectroscopy 185
Photoacoustic spectroscopy for gas sensing: A comparison between piezoelectric and interferometric readout in custom quartz tuning forks 184
Octupole electrode pattern for tuning forks vibrating at the first overtone mode in quartz-enhanced photoacoustic spectroscopy 182
Greenhouse Gases Detection Exploiting a Multi-Wavelength Interband Cascade Laser Source in a Quartz-Enhanced Photoacoustic Sensor 180
Dual-gas quartz-enhanced photoacoustic spectroscopy sensor exploiting two fiber-combined interband cascade lasers 180
Quartz Enhanced Photoacoustic Sensors for Trace Gas Detection in the IR and THz Spectral Range 180
Recent advances in quartz enhanced photoacoustic sensing 179
Influence of Air Pressure on the Resonance Properties of a T-Shaped Quartz Tuning Fork Coupled with Resonator Tubes 179
Piezo-enhanced acoustic detection module for mid-infrared trace gas sensing using a grooved quartz tuning fork 178
Simultaneous dual-gas QEPAS detection based on a fundamental and overtone combined vibration of quartz tuning fork 175
High-concentration methane and ethane QEPAS detection employing partial least squares regression to filter out energy relaxation dependence on gas matrix composition 175
Compact quartz-enhanced photoacoustic sensor for ppb-level ambient NO2 detection by use of a high-power laser diode and a grooved tuning fork 174
Influence of Tuning Fork Resonance Properties on Quartz-Enhanced Photoacoustic Spectroscopy Performance 173
Partial least squares regression as a tool to retrieve gas concentrations in mixtures detected by using quartz-enhanced photoacoustic spectroscopy 171
Characterization of H2S QEPAS detection in methane-based gas leaks dispersed into environment 168
Hollow core waveguide as mid-infrared laser modal beam filter 165
Mode matching of a laser-beam to a compact high finesse bow-tie optical cavity for quartz enhanced photoacoustic gas sensing 165
Methane and ethane detection from natural gas level down to trace concentrations using a compact mid-IR LITES sensor based on univariate calibration 163
Mid-IR quantum cascade laser mode coupling in hollow-core, fiber-optic waveguides with single-mode beam delivery 163
Double antinode excited quartz-enhanced photoacoustic spectrophone 163
Femtosecond laser fabrication of black quartz for infrared photodetection applications 162
Loss Mechanisms Determining the Quality Factors in Quartz Tuning Forks Vibrating at the Fundamental and First Overtone Modes 162
High and flat spectral responsivity of quartz tuning fork used as infrared photodetector in tunable diode laser spectroscopy 162
Quartz-enhanced photoacoustic spectroscopy exploiting tuning fork overtone modes 161
Overtone resonance enhanced single-tube on-beam quartz enhanced photoacoustic spectrophone 161
THz quantum cascade laser-based quartz enhanced photo-acoustic sensor 161
Quartz-Enhanced Photoacoustic sensors for H2S trace gas detection 160
Quartz‐Enhanced Photoacoustic Sensors for Detection of Eight Air Pollutants 157
Quartz-enhanced photoacoustic spectroscopy for multi-gas detection: A review 157
Quartz-enhanced photoacoustic spectroscopy exploiting low-frequency tuning forks as a tool to measure the vibrational relaxation rate in gas species 156
Detection of NH3 impurities in H2 environment exploiting quartz-enhanced photoacoustic spectroscopy with an optimized spectrophone 154
Clamp-type quartz tuning fork enhanced photoacoustic spectroscopy 152
Measurement of methane, nitrous oxide and ammonia in atmosphere with a compact quartz-enhanced photoacoustic sensor 152
A review of laser-spectroscopy-based gas sensing techniques for trace formaldehyde detection 152
Quartz-enhanced photoacoustic spectroscopy for hydrocarbon trace gas detection and petroleum exploration 151
Modeling and Design of a Semi-Integrated QEPAS Sensor 150
Quartz enhanced photoacoustic spectrometer for natural gas composition analysis 148
New approaches in Quartz-Enhanced Photoacoustic Sensing 146
Ultra-high sensitive trace gas detection based on light-induced thermoelastic spectroscopy and a custom quartz tuning fork 146
THz quartz-enhanced photoacoustic sensor employing a quantum cascade laser source 145
Study of the effect of the low-pass filter time constant on the noise level of Quartz Enhanced Photoacoustic Spectroscopy sensors 144
Parts-per-billion-level detection of hydrogen sulfide based on doubly resonant photoacoustic spectroscopy with line-locking 140
Detection of Hydrogen Sulfide in Sewer Using an Erbium-Doped Fiber Amplified Diode Laser and a Gold-Plated Photoacoustic Cell 139
Ppb-Level Quartz-Enhanced Photoacoustic Detection of Carbon Monoxide Exploiting a Surface Grooved Tuning Fork 136
Ultra-highly sensitive HCl-LITES sensor based on a low-frequency quartz tuning fork and a fiber-coupled multi-pass cell 135
Simultaneous multi-gas detection between 3 and 4 μm based on a 2.5-m multipass cell and a tunable Fabry-Pérot filter detector 135
Quartz-enhanced photoacoustic spectroscopy (QEPAS) and Beat Frequency-QEPAS techniques for air pollutants detection: A comparison in terms of sensitivity and acquisition time 132
Time-resolved analysis of carbon monoxide emissions from vehicles using a quartz-enhanced photoacoustic sensor 131
Lithium Niobate – Enhanced Photoacoustic Spectroscopy 129
Highly selective and sensitive detection of volatile organic compounds using long wavelength InAs-based quantum cascade lasers through quartz-enhanced photoacoustic spectroscopy 129
Multivariate analysis and digital twin modelling: Alternative approaches to evaluate molecular relaxation in photoacoustic spectroscopy 126
Low frequency quartz tuning fork as hydrogen sensor 124
Ppb-level HF sensor in GeF4 gas matrices with a 76 m TDLAS cell 123
Single-tube on-beam quartz-enhanced photoacoustic spectroscopy 122
Study and Characterization of Silicon Nitride Optical Waveguide Coupling with a Quartz Tuning Fork for the Development of Integrated Sensing Platforms 119
Ppt level carbon monoxide detection based on light-induced thermoelastic spectroscopy exploring custom quartz tuning forks and a mid-infrared QCL 119
Multi-pass quartz-enhanced photoacoustic spectroscopy-based trace gas sensing 117
Totale 19.796
Categoria #
all - tutte 77.210
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 77.210


Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2021/20221.087 0 0 0 0 93 39 21 55 96 204 190 389
2022/20231.847 134 124 66 174 181 143 6 94 723 105 74 23
2023/2024974 70 41 22 46 237 210 8 11 90 68 13 158
2024/20252.445 66 29 185 29 162 53 157 221 471 224 533 315
2025/202610.894 268 1.510 1.595 1.117 641 1.032 2.192 1.240 253 455 334 257
2026/20271.770 149 236 565 626 194 0 0 0 0 0 0 0
Totale 22.281