Sampaolo, Angelo
 Distribuzione geografica
Continente #
NA - Nord America 8.411
EU - Europa 8.124
AS - Asia 4.292
SA - Sud America 912
Continente sconosciuto - Info sul continente non disponibili 231
AF - Africa 94
OC - Oceania 23
Totale 22.087
Nazione #
US - Stati Uniti d'America 8.095
RU - Federazione Russa 3.308
PL - Polonia 1.333
SG - Singapore 1.295
CN - Cina 1.181
IT - Italia 776
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
KR - Corea 220
FR - Francia 203
BD - Bangladesh 182
BG - Bulgaria 168
CA - Canada 164
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
SA - Arabia Saudita 18
JM - Giamaica 17
PK - Pakistan 17
IL - Israele 14
TT - Trinidad e Tobago 14
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
AZ - Azerbaigian 9
CW - ???statistics.table.value.countryCode.CW??? 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
PR - Porto Rico 6
QA - Qatar 6
SC - Seychelles 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
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
BB - Barbados 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 21.843
Città #
Dallas 2.327
Warsaw 1.323
Singapore 732
Dublin 617
Chandler 616
Moscow 604
San Jose 447
Council Bluffs 385
Jacksonville 380
Ashburn 363
Hong Kong 350
The Dalles 264
Hefei 231
New York 227
Rome 219
Seoul 218
Santa Clara 196
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 68
Dong Ket 62
Ogden 57
San Mateo 54
Columbus 46
Milan 45
Orem 38
Phoenix 38
Nanchang 36
Montreal 35
Amsterdam 33
Conversano 33
Toronto 33
Houston 29
Rio de Janeiro 29
Brussels 28
Chicago 28
Munich 28
San Francisco 28
Shenyang 28
Atlanta 27
Haiphong 26
Vienna 26
North Bergen 25
Frankfurt am Main 24
Stockholm 24
Chennai 22
Hebei 22
Shanghai 22
Matera 21
Naples 21
Torre Del Greco 21
Dearborn 20
Hillsboro 20
Norwalk 20
Belo Horizonte 19
Boston 19
Denver 19
Seattle 19
Assago 18
Baghdad 18
Johannesburg 18
Woodbridge 18
Guangzhou 17
London 17
Tianjin 17
Jiaxing 16
Kunming 15
Mumbai 15
San José 15
Fairfield 14
Redwood City 14
Zhengzhou 14
Campinas 13
Florence 13
Newark 13
Poplar 13
Biên Hòa 12
Da Nang 12
Philadelphia 12
Redmond 12
San Salvador 12
Totale 13.306
Nome #
Enhancing photoacoustic trace gas detection via a CNN–transformer denoising framework 714
Spectroscopic Study of Volatile Organic Compounds for the Assessment of Coffee Authenticity 616
Dual-Gas Quartz-Enhanced Photoacoustic Sensor for Simultaneous Detection of Methane/Nitrous Oxide and Water Vapor 364
Acoustic Coupling between Resonator Tubes in Quartz-Enhanced Photoacoustic Spectrophones Employing a Large Prong Spacing Tuning Fork 304
Analysis of the electro-elastic properties of custom quartz tuning forks for optoacoustic gas sensing 301
Analysis of overtone flexural modes operation in quartz-enhanced photoacoustic spectroscopy 301
Broadband detection of methane and nitrous oxide using a distributed-feedback quantum cascade laser array and quartz-enhanced photoacoustic sensing 294
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 276
Allan deviation plot as a tool for quartz Enhanced Photoacoustic Sensors Noise Analysis 264
A quartz enhanced photo-acoustic gas sensor based on a custom tuning fork and a terahertz quantum cascade laser 254
Atmospheric CH4 measurement near a landfill using an ICL-based QEPAS sensor with V-T relaxation self-calibration 254
Single mode operation with mid-IR hollow fibers in the range 5.1-10.5 µm 245
Low-Loss Coupling of Quantum Cascade Lasers into Hollow-Core Waveguides with Single-Mode Output in the 3.7–7.6 μm Spectral Range 244
Highly sensitive gas leak detector based on a quartz-enhanced photoacoustic SF6 sensor 241
Mid infrared quantum cascade laser operating in pure amplitude modulation for background-free trace gas spectroscopy 241
A sulfur dioxide detection platform based on photoacoustic spectroscopy and a 266.22 nm high-power stabilized LD-pumped solid-state Q-switched laser 240
Quartz-enhanced photoacoustic sensor for ethylene detection implementing optimized custom tuning fork-based spectrophone 238
Damping Mechanisms of Piezoelectric Quartz Tuning Forks Employed in Photoacoustic Spectroscopy for Trace Gas Sensing 238
Broadband Gas QEPAS Detection Exploiting a Monolithic DFB-QCL Array 238
THz Quartz-enhanced photoacoustic sensor for H2S trace gas detection 235
Improved Tuning Fork for Terahertz Quartz-Enhanced Photoacoustic Spectroscopy 233
Front-End Amplifiers for Tuning Forks in Quartz Enhanced PhotoAcoustic Spectroscopy 232
Tuning forks with optimized geometries for quartz-enhanced photoacoustic spectroscopy 231
Purely wavelength- and amplitude-modulated quartz-enhanced photoacoustic spectroscopy 225
Quartz–enhanced photoacoustic spectrophones exploiting custom tuning forks: a review 225
Methane, ethane and propane detection using a compact quartz enhanced photoacoustic sensor and a single interband cascade laser 224
A quartz‑enhanced photoacoustic sensor for H2S trace‑gas detection at 2.6 μm 217
Compact and portable quartz-enhanced photoacoustic spectroscopy sensor for carbon monoxide environmental monitoring in urban areas 217
Application of standard and custom quartz tuning forks for quartz-enhanced photoacoustic spectroscopy gas sensing 216
Fiber-Coupled Quartz-Enhanced Photoacoustic Spectroscopy System for Methane and Ethane Monitoring in the Near-Infrared Spectral Range 216
Mid-Infrared Intracavity Quartz-Enhanced Photoacoustic Spectroscopy with pptv – Level Sensitivity Using a T-shaped Custom Tuning Fork 211
Compact and Versatile QEPAS-Based Sensor Box for Simultaneous Detection of Methane and Infrared Absorber Gas Molecules in Ambient Air 205
Assessment of vibrational-translational relaxation dynamics of in a wet-nitrogen matrix through QEPAS 205
Terahertz quartz enhanced photo-acoustic sensor 201
Quartz enhanced photoacoustic H2S gas sensor based on a fiber-amplifier source and a custom tuning fork with large prong spacing 199
Sub-ppb-level CH4 detection by exploiting a low-noise differential photoacoustic resonator with a room-temperature interband cascade laser 191
All-fiber-coupled mid-infrared quartz-enhanced photoacoustic sensors 190
Fiber-ring laser intracavity QEPAS gas sensor using a 7.2 kHz quartz tuning fork 190
H2S quartz-enhanced photoacoustic spectroscopy sensor employing a liquid-nitrogen-cooled THz quantum cascade laser operating in pulsed mode 190
Quartz-Enhanced Photoacoustic Detection of Ethane in the Near-IR Exploiting a Highly Performant Spectrophone 188
Nitrous oxide quartz-enhanced photoacoustic detection employing a broadband distributed-feedback quantum cascade laser array 187
Low-loss and single-mode tapered hollow-core waveguides optically coupled with interband and quantum cascade lasers 187
Light-induced thermo-elastic effect in quartz tuning forks exploited as a photodetector in gas absorption spectroscopy 184
Photoacoustic spectroscopy for gas sensing: A comparison between piezoelectric and interferometric readout in custom quartz tuning forks 182
Octupole electrode pattern for tuning forks vibrating at the first overtone mode in quartz-enhanced photoacoustic spectroscopy 181
Greenhouse Gases Detection Exploiting a Multi-Wavelength Interband Cascade Laser Source in a Quartz-Enhanced Photoacoustic Sensor 179
Dual-gas quartz-enhanced photoacoustic spectroscopy sensor exploiting two fiber-combined interband cascade lasers 178
Quartz Enhanced Photoacoustic Sensors for Trace Gas Detection in the IR and THz Spectral Range 178
Recent advances in quartz enhanced photoacoustic sensing 178
Piezo-enhanced acoustic detection module for mid-infrared trace gas sensing using a grooved quartz tuning fork 177
Influence of Air Pressure on the Resonance Properties of a T-Shaped Quartz Tuning Fork Coupled with Resonator Tubes 177
Simultaneous dual-gas QEPAS detection based on a fundamental and overtone combined vibration of quartz tuning fork 174
Compact quartz-enhanced photoacoustic sensor for ppb-level ambient NO2 detection by use of a high-power laser diode and a grooved tuning fork 173
High-concentration methane and ethane QEPAS detection employing partial least squares regression to filter out energy relaxation dependence on gas matrix composition 173
Influence of Tuning Fork Resonance Properties on Quartz-Enhanced Photoacoustic Spectroscopy Performance 172
Partial least squares regression as a tool to retrieve gas concentrations in mixtures detected by using quartz-enhanced photoacoustic spectroscopy 169
Characterization of H2S QEPAS detection in methane-based gas leaks dispersed into environment 167
Hollow core waveguide as mid-infrared laser modal beam filter 164
Mode matching of a laser-beam to a compact high finesse bow-tie optical cavity for quartz enhanced photoacoustic gas sensing 164
Double antinode excited quartz-enhanced photoacoustic spectrophone 162
Methane and ethane detection from natural gas level down to trace concentrations using a compact mid-IR LITES sensor based on univariate calibration 161
Mid-IR quantum cascade laser mode coupling in hollow-core, fiber-optic waveguides with single-mode beam delivery 161
Quartz-enhanced photoacoustic spectroscopy exploiting tuning fork overtone modes 161
Loss Mechanisms Determining the Quality Factors in Quartz Tuning Forks Vibrating at the Fundamental and First Overtone Modes 161
Femtosecond laser fabrication of black quartz for infrared photodetection applications 160
Overtone resonance enhanced single-tube on-beam quartz enhanced photoacoustic spectrophone 160
THz quantum cascade laser-based quartz enhanced photo-acoustic sensor 160
High and flat spectral responsivity of quartz tuning fork used as infrared photodetector in tunable diode laser spectroscopy 160
Quartz-Enhanced Photoacoustic sensors for H2S trace gas detection 158
Quartz‐Enhanced Photoacoustic Sensors for Detection of Eight Air Pollutants 156
Quartz-enhanced photoacoustic spectroscopy for multi-gas detection: A review 156
Quartz-enhanced photoacoustic spectroscopy exploiting low-frequency tuning forks as a tool to measure the vibrational relaxation rate in gas species 154
Detection of NH3 impurities in H2 environment exploiting quartz-enhanced photoacoustic spectroscopy with an optimized spectrophone 153
Clamp-type quartz tuning fork enhanced photoacoustic spectroscopy 150
Measurement of methane, nitrous oxide and ammonia in atmosphere with a compact quartz-enhanced photoacoustic sensor 150
Quartz-enhanced photoacoustic spectroscopy for hydrocarbon trace gas detection and petroleum exploration 150
A review of laser-spectroscopy-based gas sensing techniques for trace formaldehyde detection 150
Modeling and Design of a Semi-Integrated QEPAS Sensor 148
Quartz enhanced photoacoustic spectrometer for natural gas composition analysis 147
New approaches in Quartz-Enhanced Photoacoustic Sensing 145
Ultra-high sensitive trace gas detection based on light-induced thermoelastic spectroscopy and a custom quartz tuning fork 145
THz quartz-enhanced photoacoustic sensor employing a quantum cascade laser source 144
Study of the effect of the low-pass filter time constant on the noise level of Quartz Enhanced Photoacoustic Spectroscopy sensors 143
Parts-per-billion-level detection of hydrogen sulfide based on doubly resonant photoacoustic spectroscopy with line-locking 139
Detection of Hydrogen Sulfide in Sewer Using an Erbium-Doped Fiber Amplified Diode Laser and a Gold-Plated Photoacoustic Cell 138
Ppb-Level Quartz-Enhanced Photoacoustic Detection of Carbon Monoxide Exploiting a Surface Grooved Tuning Fork 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 134
Ultra-highly sensitive HCl-LITES sensor based on a low-frequency quartz tuning fork and a fiber-coupled multi-pass cell 133
Quartz-enhanced photoacoustic spectroscopy (QEPAS) and Beat Frequency-QEPAS techniques for air pollutants detection: A comparison in terms of sensitivity and acquisition time 131
Time-resolved analysis of carbon monoxide emissions from vehicles using a quartz-enhanced photoacoustic sensor 130
Lithium Niobate – Enhanced Photoacoustic Spectroscopy 128
Highly selective and sensitive detection of volatile organic compounds using long wavelength InAs-based quantum cascade lasers through quartz-enhanced photoacoustic spectroscopy 128
Multivariate analysis and digital twin modelling: Alternative approaches to evaluate molecular relaxation in photoacoustic spectroscopy 125
Low frequency quartz tuning fork as hydrogen sensor 123
Single-tube on-beam quartz-enhanced photoacoustic spectroscopy 121
Ppb-level HF sensor in GeF4 gas matrices with a 76 m TDLAS cell 120
Ppt level carbon monoxide detection based on light-induced thermoelastic spectroscopy exploring custom quartz tuning forks and a mid-infrared QCL 118
Study and Characterization of Silicon Nitride Optical Waveguide Coupling with a Quartz Tuning Fork for the Development of Integrated Sensing Platforms 116
Multi-pass quartz-enhanced photoacoustic spectroscopy-based trace gas sensing 116
Totale 19.662
Categoria #
all - tutte 76.852
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 76.852


Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2021/20221.194 0 0 0 107 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
2026/20271.576 149 236 565 626 0 0 0 0 0 0 0 0
Totale 22.087