METRICA, l’archivio istituzionale della produzione scientifica dell’Istituto Nazionale di Ricerca Metrologica, ha lo scopo di raccogliere, documentare, conservare e pubblicare, anche ad accesso aperto, i prodotti della ricerca dell’Ente. METRICA utilizza la piattaforma IRIS (Institutional Research Information System) sviluppata da Cineca.

LEVI, FILIPPO
 Distribuzione geografica
Salva come PNG Salva come JPEG
Continente #
NA - Nord America 29.275
EU - Europa 12.141
AS - Asia 9.135
SA - Sud America 1.251
AF - Africa 156
Continente sconosciuto - Info sul continente non disponibili 68
OC - Oceania 46
AN - Antartide 1
Totale 52.073
Salva come PNG Salva come JPEG
Nazione #
US - Stati Uniti d'America 28.690
SG - Singapore 4.311
RU - Federazione Russa 2.431
SE - Svezia 2.167
CN - Cina 2.102
IT - Italia 1.614
UA - Ucraina 1.440
DE - Germania 1.298
GB - Regno Unito 1.268
BR - Brasile 989
HK - Hong Kong 823
FR - Francia 558
KR - Corea 513
VN - Vietnam 464
CA - Canada 385
FI - Finlandia 353
IN - India 284
IE - Irlanda 197
PL - Polonia 192
MX - Messico 172
JP - Giappone 167
NL - Olanda 149
ES - Italia 132
AR - Argentina 115
ZA - Sudafrica 104
BE - Belgio 67
BD - Bangladesh 64
ID - Indonesia 64
CH - Svizzera 60
EU - Europa 60
TR - Turchia 54
AT - Austria 44
EC - Ecuador 42
AU - Australia 41
IL - Israele 37
TW - Taiwan 33
LT - Lituania 30
CO - Colombia 27
RO - Romania 27
IR - Iran 23
IQ - Iraq 22
SA - Arabia Saudita 22
BA - Bosnia-Erzegovina 21
CL - Cile 21
AE - Emirati Arabi Uniti 19
TH - Thailandia 16
PH - Filippine 15
PY - Paraguay 15
RS - Serbia 13
UY - Uruguay 13
MY - Malesia 12
PK - Pakistan 12
UZ - Uzbekistan 12
EG - Egitto 11
NO - Norvegia 11
VE - Venezuela 11
DK - Danimarca 9
KZ - Kazakistan 9
PE - Perù 9
A2 - ???statistics.table.value.countryCode.A2??? 8
GR - Grecia 8
TN - Tunisia 8
CZ - Repubblica Ceca 7
HR - Croazia 7
MA - Marocco 7
AL - Albania 6
NP - Nepal 6
AZ - Azerbaigian 5
BH - Bahrain 5
BO - Bolivia 5
JO - Giordania 5
KE - Kenya 5
KW - Kuwait 5
LV - Lettonia 5
AF - Afghanistan, Repubblica islamica di 4
BY - Bielorussia 4
CR - Costa Rica 4
DO - Repubblica Dominicana 4
DZ - Algeria 4
EE - Estonia 4
LA - Repubblica Popolare Democratica del Laos 4
NZ - Nuova Zelanda 4
SK - Slovacchia (Repubblica Slovacca) 4
AM - Armenia 3
BG - Bulgaria 3
CI - Costa d'Avorio 3
ET - Etiopia 3
GT - Guatemala 3
MD - Moldavia 3
MN - Mongolia 3
NG - Nigeria 3
PA - Panama 3
PT - Portogallo 3
SI - Slovenia 3
BB - Barbados 2
GA - Gabon 2
GD - Grenada 2
HU - Ungheria 2
JM - Giamaica 2
KG - Kirghizistan 2
Totale 52.037
Salva come PNG Salva come JPEG
Città #
Cambridge 4.289
Fairfield 2.964
Ashburn 2.470
Woodbridge 2.238
Singapore 2.143
Chandler 1.893
Houston 1.774
Wilmington 1.422
Seattle 1.387
Ann Arbor 1.256
Beijing 1.197
Boardman 780
Hong Kong 776
Moscow 640
Jacksonville 612
New York 568
Seoul 503
Nyköping 465
Los Angeles 447
San Mateo 387
Turin 327
Munich 226
Toronto 201
Dublin 185
Dearborn 176
Ho Chi Minh City 157
Falkenstein 151
Chicago 147
London 147
São Paulo 143
Rome 137
Helsinki 132
Tokyo 122
Denver 120
Warsaw 120
Strasbourg 110
Des Moines 100
Milan 99
Atlanta 98
Dallas 98
Montreal 95
Santa Clara 95
Hanoi 93
Ogden 86
Orem 86
Poplar 82
Chennai 81
San Diego 80
Johannesburg 78
Stockholm 78
Redmond 71
Phoenix 70
Amsterdam 68
Brooklyn 65
Frankfurt am Main 65
Guangzhou 65
Brussels 62
Mexico City 61
Boston 57
Las Vegas 56
Kraków 53
Salt Lake City 51
Florence 47
Hanover 47
Shanghai 43
Turku 43
Council Bluffs 42
San Francisco 41
Manchester 40
Mumbai 39
Ankara 38
Nuremberg 34
Querétaro 33
Paris 32
Rio de Janeiro 32
Redwood City 31
Genoa 30
Miami 27
Assago 26
San Jose 24
Tampa 24
Vienna 23
Brasília 22
Buffalo 22
West Jordan 22
Belo Horizonte 20
Prescot 20
Sydney 20
Bexley 19
Haiphong 19
Porto Alegre 19
Curitiba 18
New Delhi 18
Pittsburgh 18
Raleigh 18
Secaucus 18
St Petersburg 18
Wuhan 17
Chiswick 16
Menlo Park 16
Totale 33.841
Salva come PNG Salva come JPEG
Nome #
Ultrastable laser interferometry for earthquake detection with terrestrial and submarine cables 658
Measuring absolute frequencies beyond the GPS limit via long-haul optical frequency dissemination 464
Metrological characterization of INRIM's Yb lattice clock 410
Multiple wavelength stabilization on a single optical cavity using the offset sideband locking technique 407
A Coherent Fiber Link for Very Long Baseline Interferometry 393
EMN-Q - Strategic Research Agenda and Quantum Technologies Roadmaps 379
Geodesy and metrology with a transportable optical clock 376
Single-Atom Optical Clock with High Accuracy 373
2006 Conference on Precision Electromagnetic Measurements 365
Direct Observation of Coherent Interorbital Spin-Exchange Dynamics 361
Enhanced temperature sensitivity in vapor-cell frequency standards 360
Doppler-stabilized fiber link with 6 dB noise improvement below the classical limit 355
The Italian optical link for time and frequency 353
Active Disturbance Rejection Control of Temperature for Ultrastable Optical Cavities 343
Intercontinental comparison of optical atomic clocks through very long baseline interferometry 341
Cryogenic Fountain Development at NIST and INRIM: Preliminary Characterization 340
Coherent Population Trapping Maser 337
A VLBI experiment using a remote atomic clock via a coherent fibre link 335
Absolute Frequency Measurement of the 173Yb Clock Transition via a 642-km Fiber Link 335
Broadband serrodyne phase modulation for optical frequency standards and spectral purity transfer 334
Yb optical lattice clock at INRIM. 332
Synthetic Dimensions and Spin-Orbit Coupling with an Optical Clock Transition 328
Distributed Raman Amplification for Long-Haul Optical Frequency Dissemination 323
A Large Area Fiber Optic Gyroscope on multiplexed fiber network 320
Latest Improvements at INRIM Time Laboratory 317
Efficient frequency doubling at 399  nm 316
Absolute frequency measurement of the $^1 extS_0$ – $^3 extP_0$ transition of171Yb 316
IEN-CsF1 primary frequency standard at INRIM accuracy evaluation and TAI calibrations 315
A Fiber Optic Gyroscope on Multiplexed Telecommunication Network with a Large Enclosed Area 315
Realization of a White Rabbit Timing Link in Italy 314
Cell-related effects in the Pulsed Optically Pumped frequency standard 311
Electronics for the pulsed rubidium clock: Design and characterization 309
ac Stark shift measurements of the clock transition in cold Cs atoms: Scalar and tensor light shifts of theD2transition 309
Double-pass acousto-optic modulator system 308
Active disturbance rejection control: Application to the temperature stabilization of ultra-stable cavities 306
Measurement of the blackbody shift in the IEN Cs fountain 305
Reducing Cavity-Pulling Shift in Ramsey-Operated Compact Clocks 302
Absolute frequency measurement of the 1S0 – 3P0 transition of 171Yb with a link to International Atomic Time 302
Pulsed optically pumped rubidium clock with high frequency-stability performance 299
Gravitational red-shift at INRIM 299
Precision test of the ac Stark shift in a rubidium atomic vapor 298
Active disturbance rejection control: Application to the temperature stabilization of ultra-stable cavities 298
Improved Set-Up for the Ytterbium Optical Clock at INRIM 295
Tracking DDS for Coherent Optical Links 293
Coherent-population-trapping maser: Noise spectrum and frequency stability 291
Kr-based buffer gas for Rb vapor-cell clocks 291
Accuracy evaluation of ITCsF2: a nitrogen cooled caesium fountain 288
Systematic shift uncertainty evaluation of IEN CSF1 primary frequency standard 285
Reduction of the cold collisions frequency shift in a multiple velocity fountain: a new proposal 285
Generation of an Ultrastable 578 nm Laser for Yb Lattice Clock 282
Atomic clocks based on coherent population trapping: basic theoretical models and frequency stability 282
Optical lattice clocks towards the redefinition of the second 281
Metrological characterization of the pulsed Rb clock with optical detection 280
CPT maser clock evaluation for Galileo 279
Low Noise Optical Link Development at INRIM. 277
Ytterbium optical lattice clock at INRIM 277
Measurement of Radiative Decay and Cold Collision Trap Losses in Laser-Cooled Ytterbium 274
Preliminary step for a UTC(IT) steering algorithm based on the ITCsF2 primary frequency standard measurements 272
Comparing room temperature and cryogenic cesium fountains 271
Bayesian estimate of the zero-density frequency of a Cs fountain 270
Improvements on the UTC(IT) timescale at INRIM 270
Comb-assisted cavity ring-down spectroscopy of a buffer-gas-cooled molecular beam 270
CLONETS – Clock network services strategy and innovation for clock services over optical-fibre networks 267
Bayesian inference of a negative quantity from positive measurement results 267
Medium-long term frequency stability of pulsed vapor cell clocks 266
In-field Raman amplification on coherent optical fiber links for frequency metrology 265
Pulsed Optically Pumped Rb clock 262
Ramsey-fringe shape in an alkali-metal vapor cell with buffer gas 261
Dark-line in optically-thick vapors: inversion phenomena and line width narrowing 261
"A 650 km-Long Optical Fiber Link For Accurate Time and Frequency Metrology" 260
Use of Bayesian statistics to reduce the density shift uncertainty in Cesium fountain. 260
Frequency Biases in Pulsed Atomic Fountain Frequency Standards Due to Spurious Components in the Microwave Spectrum 258
Effect of a timebase mismatch in two-way optical frequency transfer 258
Optical frequency transfer over submarine fiber links 258
The coherent population trapping maser 257
The pulsed optically pumped clock: microwave and optical detection 256
Yellow laser performance of Dy 3+ in co-dopedDy,Tb:LiLuF4 254
Precision Atomic Spectroscopy for Improved Limits on Variation of the Fine Structure Constant and Local Position Invariance 253
Ytterbium optical lattice clock at INRIM 253
Improved set-up for the ytterbium optical clock at INRIM 250
Comment on 'Evaluation of the primary frequency standard NPL-CsF1' 249
Physics characterization and frequency stability of the pulsed rubidium maser 247
LIFT-the Italian Link for Time and Frequency 244
High-performing vapor-cell frequency standards 244
The cryogenic fountain ITCsF2 244
High-accuracy coherent optical frequency transfer over a doubled 642-km fiber link 244
Measuring molecular frequencies in the 1-10 μm range at 11-digits accuracy 244
Accuracy evaluation of NIST-F1 239
Reliable and Robust UTC(IT) Generation Based on Master and Backup Time Scales Alignment at INRiM 239
RF SPECTRUM OF A CARRIER WITH A RANDOM PHASE MODULATION OF ARBITRARY SLOPE 239
Improving short and long term stability of pulsed optically pumped vapor cell frequency standards 237
Frequency transfer via a two-way optical phase comparison on a multiplexed fiber network 234
Planar-waveguide external cavity laser stabilization for an optical link with 10^-19 frequency stability 233
Frequency-stability performances of the pulsed optically pumped rubidium clock: Recent results and future perspectives 233
Bayesian inference of a negative quantity from positive measurement results. 232
Optical-to-microwave frequency comparison with fractional uncertainty of 10(-15) 232
Reliable and Robust Real-time Time Scale Generation: Developments and Experimental Results at INRiM 231
Intensity detection noise in pulsed vapor cell frequency standards 231
Pulsed optically pumped Rb-87 vapor cell frequency standard: A multilevel approach 230
Optical Frequency Link between Torino and Firenze for remote comparison between Yb and Sr optical clocks 230
Totale 29.496
Salva come PNG Salva come JPEG
Categoria #
all - tutte 290.429
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 290.429
Salva come PNG Salva come JPEG


Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2020/20212.835 0 0 0 0 0 201 820 338 632 433 284 127
2021/20223.643 695 159 122 241 307 168 378 296 390 380 156 351
2022/20234.473 221 294 397 439 491 812 54 500 768 111 195 191
2023/20243.159 185 289 463 222 190 147 416 239 413 103 110 382
2024/20256.590 302 123 366 228 271 316 565 467 1.484 490 1.023 955
2025/202612.806 1.135 2.045 1.204 3.417 2.369 2.636 0 0 0 0 0 0
Totale 52.771