RE.PUBLIC@POLIMI pubblicazioni di ricerca del Politecnico di Milano

BALLABIO, ANDREA
 Distribuzione geografica
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Continente #
NA - Nord America 4.488
EU - Europa 1.412
AS - Asia 581
AF - Africa 21
SA - Sud America 4
OC - Oceania 2
Continente sconosciuto - Info sul continente non disponibili 1
Totale 6.509
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Nazione #
US - Stati Uniti d'America 4.437
IT - Italia 583
CN - Cina 190
SG - Singapore 163
AT - Austria 142
ES - Italia 123
VN - Vietnam 114
DE - Germania 100
FI - Finlandia 89
SE - Svezia 87
GB - Regno Unito 81
IE - Irlanda 81
CA - Canada 51
ID - Indonesia 47
GR - Grecia 37
FR - Francia 21
BE - Belgio 18
NL - Olanda 17
UA - Ucraina 16
IN - India 15
MU - Mauritius 14
KR - Corea 13
CH - Svizzera 10
HK - Hong Kong 8
JO - Giordania 8
JP - Giappone 5
PH - Filippine 5
BJ - Benin 4
PK - Pakistan 4
TW - Taiwan 4
BR - Brasile 3
AU - Australia 2
CI - Costa d'Avorio 2
CZ - Repubblica Ceca 2
PT - Portogallo 2
TJ - Tagikistan 2
AL - Albania 1
BG - Bulgaria 1
CY - Cipro 1
EG - Egitto 1
EU - Europa 1
IL - Israele 1
PE - Perù 1
RO - Romania 1
SA - Arabia Saudita 1
Totale 6.509
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Città #
Fairfield 683
Woodbridge 463
Ashburn 378
Wilmington 296
Seattle 295
Chandler 283
Houston 278
Cambridge 246
Ann Arbor 238
Milan 216
Santa Clara 192
Vienna 135
Singapore 121
Málaga 118
Boardman 103
Lawrence 82
Medford 81
Helsinki 80
Dearborn 74
Beijing 64
Dublin 61
Norwalk 57
Ottawa 48
Jakarta 47
San Diego 42
Lucca 40
Redmond 34
Redwood City 31
Dong Ket 27
Rome 26
Marburg 23
New York 23
Menlo Park 22
Shanghai 19
London 18
Columbus 17
Livorno 17
Brussels 15
Pisa 15
Dallas 14
Phoenix 14
Washington 14
Brescia 10
Bern 9
Lecco 9
Amman 8
Auburn Hills 8
Bresso 8
Seregno 8
Amsterdam 7
Groningen 7
Mountain View 7
Princeton 7
Hong Kong 6
Indiana 6
Munich 6
Wuhan 6
Bologna 5
Frankfurt am Main 5
Nanjing 5
Seongnam 5
Seoul 5
Vimodrone 5
Atlanta 4
Barcelona 4
Busto Arsizio 4
Cotonou 4
Hounslow 4
Lahore 4
Manila 4
Torre del Greco 4
Turin 4
Yellow Springs 4
Berlin 3
Como 3
Delhi 3
Dresden 3
Falkenstein 3
Falls Church 3
Frankfurt An Der Oder 3
Fremont 3
Guangzhou 3
Huntsville 3
Kilburn 3
Kunming 3
Lake Forest 3
Mumbai 3
Prescot 3
Roseville 3
São Paulo 3
Xian 3
Zhengzhou 3
Abidjan 2
Calcinate 2
Changsha 2
Chiswick 2
Curtatone 2
Desio 2
Dushanbe 2
Frankfurt (Oder) 2
Totale 5.305
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Nome #
Voltage-tunable dual-band Ge/Si photodetector operating in VIS and NIR spectral range 147
Analysis of Ge micro-cavities with in-plane tensile strains above 2% 146
Tunability of the dielectric function of heavily doped germanium thin films for mid-infrared plasmonics 139
Electro-refraction in standard and symmetrically coupled Ge/SiGe quantum wells 133
Sharp bends and Mach-Zehnder interferometer based on Ge-rich-SiGe waveguides on SiGe graded buffer 128
Low-loss Ge-rich Si0.2Ge0.8 waveguides for mid-infrared photonics 120
Optical Orientation and Inverse Spin Hall Effect as Effective Tools to Investigate Spin-Dependent Diffusion 119
Mid-infrared plasmonic platform based on n-doped Ge-on-Si: Molecular sensing with germanium nano-antennas on Si 119
Composition determination of semiconductor alloys towards atomic accuracy by HAADF-STEM 116
Mid-infrared intersubband absorption from p-Ge quantum wells grown on Si substrates 115
N-Ge on Si for mid-infrared plasmonic sensors 111
Electro-absorption and electro-refraction in Ge/SiGe coupled quantum wells 108
GaAs nanostructures on Si platform 107
Ge-rich graded-index Si_1-xGex waveguides with broadband tight mode confinement and flat anomalous dispersion for nonlinear mid-infrared photonics 105
Probing the in-plane electron spin polarization in Ge/ Si0.15Ge0.85 multiple quantum wells 102
Broadband integrated racetrack ring resonators for long-wave infrared photonics 101
Self-assembled Ge-on-Si microcrystals for single photon detection 99
Ge-Rich Graded-Index SiGe Alloys: Exploring a Versatile Platform for mid-IR Photonics 97
Ge/SiGe asymmetric quantum wells for second harmonic generation in the mid-infrared 95
On-chip Bragg grating waveguides and Fabry-Perot resonators for long-wave infrared operation up to 8.4 µm 93
Broadband single mode SiGe graded waveguides with tight mode confinement for mid-infrared photonics 90
Ultra-wideband Ge-rich silicon germanium integrated Mach-Zehnder interferometer for mid-infrared spectroscopy 90
Graded SiGe waveguides with broadband low-loss propagation in the mid infrared 86
Broadband mid infrared photonic integrated components using a Ge-rich SiGe platform 86
Ge/SiGe quantum well for photonic applications: Modelling of the quantum confined Stark effect 84
Broadband control of the optical properties of semiconductors through site-controlled self-assembly of microcrystals 83
Broadband Mid-IR On-Chip Fourier-Transform Spectrometer 82
Silicon germanium on graded buffer as a new platform for optical interconnects on silicon 82
CMOS-Compatible Bias-Tunable Dual-Band Detector Based on GeSn/Ge/Si Coupled Photodiodes 82
Heavily-doped germanium on silicon with activated doping exceeding 10^20cm^-3 as an alternative to gold for mid-infrared plasmonics 81
Quantum confined Stark effect electroabsorption modulator on a SOI platform 80
Dispositivo sensore di radiazione elettromagnetica a doppio fotodiodo 80
Polarization insensitive Ge-rich silicon germanium waveguides for optical interconnects on silicon 79
Ge/SiGe parabolic quantum wells 77
A compact Ge-rich graded-index SiGe platform with broadband low-loss propagation in the mid infrared 77
Mid-infrared intersubband absorption from p-Ge quantum wells on Si 73
Design of mid-IR integrated cavity based on Ge-rich graded SiGe waveguides 73
Engineering large in-plane tensile strains in ge microdisks, microrings and racetrack optical cavities 73
Mid-infrared n-Ge on Si plasmonic based microbolometer sensors 72
Ge-rich silicon germanium as a new platform for optical interconnects on silicon 71
Intersubband absorption in p-Ge QWs on Si 71
Germanium-based integrated photonics from near- to mid-infrared applications 71
On-chip Fourier-transform spectrometer based on spatial heterodyning tuned by thermo-optic effect 71
Ge-rich SiGe waveguides for mid-infrared photonics 65
Optical properties of highly n-doped germanium obtained by in situ doping and laser annealing 65
Reduced-Pressure Chemical Vapor Deposition Growth of Isolated Ge Crystals and Suspended Layers on Micrometric Si Pillars 65
Nonlinear properties of Ge-rich SiGe waveguides 65
Modeling of second harmonic generation in hole-doped silicon-germanium quantum wells for mid-infrared sensing 65
Ge-rich graded-index Si1-xGex devices for MID-IR integrated photonics 65
7.5-μm wavelength fiber-chip grating couplers for Ge-rich SiGe photonics integrated circuits 65
Integrated broadband dual-polarization Ge-rich SiGe mid-infrared Fourier-transform spectrometer 65
Wideband Ge-Rich SiGe polarization-insensitive waveguides for mid-infrared free-space communications 64
In situ ohmic contact formation for n-type Ge via non-equilibrium processing 63
Ultra-wideband Ge-rich silicon germanium mid-infrared polarization rotator with mode hybridization flattening 62
Third order nonlinear optical properties of Ge-Rich SiGe waveguides 61
Mid-infrared integrated wideband duel-polarization Fourier-transform spectrometer 61
Ge-rich SiGe waveguides for supercontinuum generation in the mid-IR 61
Self-Assembly of Nanovoids in Si Microcrystals Epitaxially Grown on Deeply Patterned Substrates 59
Nonlinear Properties of Ge-rich Si1-xGexMaterials with Different Ge Concentrations 58
A singlet-triplet hole spin qubit in planar Ge 58
Ge-rich SiGe-based wideband polarization insensitive photonic platform for mid-infrared free-space communications 57
Dissolution of donor-vacancy clusters in heavily doped n-type germanium 57
Site-controlled natural GaAs(111) quantum dots fabricated on vertical GaAs/Ge microcrystals on deeply patterned Si(001) substrates 55
Sensore ottico iperspettrale a semiconduttore 55
Ge-rich SiGe photonic-integrated circuits for mid-IR spectroscopy 54
Optical modulation in Ge-rich SiGe waveguides in the mid-infrared wavelength range up to 11 µm 54
Dual-Band Ge-on-Si Photodetector Array With Custom, Integrated Readout Electronics 54
Design and Simulation of Ge-on-Si Photodetectors with Electrically Tunable Spectral Response 53
Characterization of integrated waveguides by atomic-force-microscopy-assisted mid-infrared imaging and spectroscopy 52
Ge-rich graded-index Si1-xGex racetrack resonators for long-wave infrared photonics 50
On-Chip Mid-Infrared Supercontinuum Generation from 3 to 13 μm Wavelength 50
Dynamics of Hole Singlet-Triplet Qubits with Large g-Factor Differences 50
Mid-infrared sensing between 5.2 and 6.6 μm wavelengths using Ge-rich SiGe waveguides [Invited] 46
Interfacial sharpness and intermixing in a Ge-SiGe multiple quantum well structure 46
Ge-rich graded SiGe waveguides and interferometers from 5 to 11 µm wavelength range 46
Ge micro-crystals photedetectors with enhanced infrared responsivity 46
Graphene/Ge microcrystal photodetectors with enhanced infrared responsivity 45
Mid-IR integrated cavity based on Ge-rich graded SiGe waveguides with lateral Bragg grating 44
GaAs epilayers grown on patterned (001) silicon substrates via suspended Ge layers 43
Solid-state dewetting dynamics of amorphous ge thin films on silicon dioxide substrates 42
Ge-on-Si based mid-infrared plasmonics 41
Broadband mid-infrared integrated electro-optic modulator based on a Schottky diode embedded in a graded SiGe waveguide 40
DOUBLE PHOTODIODE ELECTROMAGNETIC RADIATION SENSOR DEVICE 39
Two-octaves mid-infrared supercontinuum generation in integrated SiGe waveguides 37
Mid-infrared Integrated Electro-optic Modulator Operating up to 225 MHz between 6.4 and 10.7 μm Wavelength 35
Nanostructured 3C-SiC on Si by a network of (111) platelets: a fully textured film generated by intrinsic growth anisotropy 32
Ex-situ doping of epitaxially grown Ge on Si by ion-implantation and pulsed laser melting 28
Second Harmonic Generation in Germanium Quantum Wells for Nonlinear Silicon Photonics 28
Strain analysis of a Ge micro disk using precession electron diffraction 26
1 GHz electro-optical silicon-germanium modulator in the 5-9 µm wavelength range 25
Germanium Quantum Wells for Non-Linear Integrated Photonics 24
Electrically Tunable Ge/Si VIS-Swir Photodetector 23
Ge/Si electrically tunable VIS/SWIR photodetector 19
Near‐Infrared Light Trapping and Avalanche Multiplication in Silicon Epitaxial Microcrystals 19
ELECTROMAGNETIC RADIATION SPECTRUM DETECTION SYSTEM 18
Room Temperature-Integrated Photodetector between 5 mu m and 8 mu m Wavelength 17
Mid-infrared second harmonic generation with Ge quantum wells 17
Parity-conserving Cooper-pair transport and ideal superconducting diode in planar germanium 14
Hole and electron spin lifetime in lightly n-doped silicon at low temperatures 12
Mid-infrared second harmonic generation in Ge/SiGe coupled quantum wells 12
Totale 6.686
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Categoria #
all - tutte 27.954
article - articoli 15.432
book - libri 0
conference - conferenze 11.599
curatela - curatele 0
other - altro 0
patent - brevetti 923
selected - selezionate 0
volume - volumi 0
Totale 55.908
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2019/20201.137 0 0 0 0 0 220 220 147 225 151 89 85
2020/20211.022 97 63 39 36 59 87 97 42 98 166 78 160
2021/2022800 11 20 61 72 138 54 25 74 69 68 107 101
2022/2023930 103 89 43 52 88 82 20 87 110 138 57 61
2023/2024612 20 81 51 51 38 56 51 67 21 62 5 109
2024/2025588 10 23 46 60 322 127 0 0 0 0 0 0
Totale 6.694