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Information on didactic, research and institutional assignments on this page are certified by the University; more information, prepared by the professor, are available on the personal web page and in the curriculum vitae indicated on this webpage.
Information on professor
ProfessorIsella Giovanni
QualificationAssociate professor full time
Belonging DepartmentDipartimento di Fisica
Scientific-Disciplinary SectorFIS/01 - Experimental Physics
Curriculum VitaeDownload CV (43.22Kb - 15/05/2019)
OrcIDhttps://orcid.org/0000-0001-5951-7440

Contacts
Professor's office hours
DepartmentFloorOfficeDayTimetableTelephoneFaxNotes
Polo di Como - Via Anzani 42 - Stanza 1.5----MondayFrom 15:00
To 16:00
031332./7303./7613----
E-mailgiovanni.isella@polimi.it
Professor's personal websitehttp://lness.como.polimi.it

Data source: RE.PUBLIC@POLIMI - Research Publications at Politecnico di Milano

List of publications and reserach products for the year 2020 (Show all details | Hide all details)
Type Title of the Publicaiton/Product
Journal Articles
Observation of Large Unidirectional Rashba Magnetoresistance in Ge(111) (Show >>)
Probing the in-plane electron spin polarization in Ge/ Si0.15Ge0.85 multiple quantum wells (Show >>)
Spin-charge interconversion in heterostructures based on group-IV semiconductors (Show >>)


List of publications and reserach products for the year 2019 (Show all details | Hide all details)
Type Title of the Publicaiton/Product
Abstract in Atti di convegno
Field-Resolved Detection of the Temporal Response of a Mid-Infrared Plasmonic Antenna (Show >>)
Field-resolved response of plasmonic antennas (Show >>)
Ge/SiGe asymmetric quantum wells for second harmonic generation in the mid-infrared (Show >>)
Conference proceedings
Broadband Mid-IR On-Chip Fourier-Transform Spectrometer (Show >>)
Ge-rich SiGe-based wideband polarization insensitive photonic platform for mid-infrared free-space communications (Show >>)
Ge-rich graded-index Si1-xGex racetrack resonators for long-wave infrared photonics (Show >>)
Mid-infrared integrated wideband duel-polarization Fourier-transform spectrometer (Show >>)
Spin transport and spin-charge interconversion phenomena in Ge-based structures (Show >>)
Journal Articles
Atomic-scale structural characterization of grain boundaries in epitaxial Ge/Si microcrystals by HAADF-STEM (Show >>)
Broadband integrated racetrack ring resonators for long-wave infrared photonics (Show >>)
Composition determination of semiconductor alloys towards atomic accuracy by HAADF-STEM (Show >>)
Design and Simulation of Ge-on-Si Photodetectors with Electrically Tunable Spectral Response (Show >>)
Doping dependence of the electron spin diffusion length in germanium (Show >>)
Effect of thermal annealing on the interface quality of Ge/Si heterostructures (Show >>)
GaAs epilayers grown on patterned (001) silicon substrates via suspended Ge layers (Show >>)
Ge/SiGe parabolic quantum wells (Show >>)
On-chip Fourier-transform spectrometer based on spatial heterodyning tuned by thermo-optic effect (Show >>)
Plasmon-enhanced Ge-based metal-semiconductor-metal photodetector at near-IR wavelengths (Show >>)
Recent Progress on Ge/SiGe Quantum Well Optical Modulators, Detectors, and Emitters for Optical Interconnects (Show >>)
Strain analysis of a Ge micro disk using precession electron diffraction (Show >>)
Ultra-wideband Ge-rich silicon germanium mid-infrared polarization rotator with mode hybridization flattening (Show >>)
Vertical Ge-Si Nanowires with Suspended Graphene Top Contacts as Dynamically Tunable Multispectral Photodetectors (Show >>)
Voltage-tunable dual-band Ge/Si photodetector operating in VIS and NIR spectral range (Show >>)


List of publications and reserach products for the year 2018 (Show all details | Hide all details)
Type Title of the Publicaiton/Product
Abstract in Atti di convegno
A compact Ge-rich graded-index SiGe platform with broadband low-loss propagation in the mid infrared (Show >>)
Ge-rich graded-index Si1-xGex devices for MID-IR integrated photonics (Show >>)
Mid-IR integrated cavity based on Ge-rich graded SiGe waveguides with lateral Bragg grating (Show >>)
Conference proceedings
7.5-μm wavelength fiber-chip grating couplers for Ge-rich SiGe photonics integrated circuits (Show >>)
Components for Integrated Ge on Si for Mid-Infrared Photonic Sensors (Show >>)
Ge-Rich Graded-Index SiGe Alloys: Exploring a Versatile Platform for mid-IR Photonics (Show >>)
Ge-rich SiGe photonic-integrated circuits for mid-IR spectroscopy (Show >>)
Ge-rich SiGe waveguides for supercontinuum generation in the mid-IR (Show >>)
Journal Articles
Benchmarking the Use of Heavily Doped Ge for Plasmonics and Sensing in the Mid-Infrared (Show >>)
Dislocation-free SiGe/Si heterostructures (Show >>)
Effective g factor of 2D holes in strained Ge quantum wells (Show >>)
Germanium-based integrated photonics from near- to mid-infrared applications (Show >>)
Graded SiGe waveguides with broadband low-loss propagation in the mid infrared (Show >>)
Integrated broadband dual-polarization Ge-rich SiGe mid-infrared Fourier-transform spectrometer (Show >>)
Interfacial sharpness and intermixing in a Ge-SiGe multiple quantum well structure (Show >>)
Magnetotransport in Bi2Se3 thin films epitaxially grown on Ge(111) (Show >>)
Mid-infrared sensing between 5.2 and 6.6 μm wavelengths using Ge-rich SiGe waveguides [Invited] (Show >>)
Modeling the photo-induced inverse spin-Hall effect in Pt/semiconductor junctions (Show >>)
On-chip Bragg grating waveguides and Fabry-Perot resonators for long-wave infrared operation up to 8.4 µm (Show >>)
Paramagnon-Enhanced Spin Currents in a Lattice near the Curie Point (Show >>)
Plasmonic mid-infrared third harmonic generation in germanium nanoantennas (Show >>)
Spin-to-charge conversion for hot photoexcited electrons in germanium (Show >>)
Universal Frequency Dependence of the Hopping AC Conductance in p-Ge/GeSi Structures in the Integer Quantum Hall Effect Regime (Show >>)
Wideband Ge-Rich SiGe polarization-insensitive waveguides for mid-infrared free-space communications (Show >>)


List of publications and reserach products for the year 2017 (Show all details | Hide all details)
Type Title of the Publicaiton/Product
Abstract in Atti di convegno
Charge carrier dynamics by secondary electron detection in ultrafast scanning electron microscopy (Show >>)
Poster
Charge carrier dynamics at doped silicon surface by ultrafast scanning electron microscopy (Show >>)
Patents
Quantum confined Stark effect electroabsorption modulator on a SOI platform (Show >>)
Conference proceedings
Broadband mid infrared photonic integrated components using a Ge-rich SiGe platform (Show >>)
Design of mid-IR integrated cavity based on Ge-rich graded SiGe waveguides (Show >>)
Ge-rich SiGe waveguides for mid-infrared photonics (Show >>)
Germanium Nanoantennas for Plasmon-Enhanced Third Harmonic Generation in the Mid Infrared (Show >>)
Germanium-on-silicon waveguides for mid-infrared photonic sensing chips (Show >>)
Heavily-doped germanium on silicon with activated doping exceeding 10^20cm^-3 as an alternative to gold for mid-infrared plasmonics (Show >>)
Integrated germanium-on-silicon waveguides for mid-infrared photonic sensing chips (Show >>)
Mid-infrared n-Ge on Si plasmonic based microbolometer sensors (Show >>)
Mid-infrared third-harmonic emission from heavily-doped germanium plasmonic nanoantennas (Show >>)
N-Ge on Si for mid-infrared plasmonic sensors (Show >>)
Nonlinear properties of Ge-rich SiGe waveguides (Show >>)
Polarization insensitive Ge-rich silicon germanium waveguides for optical interconnects on silicon (Show >>)
Pure spin currents in Ge probed by inverse spin-Hall effect (Show >>)
Silicon nitride waveguide-integrated Ge/SiGe quantum wells optical modulator (Show >>)
Third order nonlinear optical properties of Ge-Rich SiGe waveguides (Show >>)
Journal Articles
Electro-refraction in standard and symmetrically coupled Ge/SiGe quantum wells (Show >>)
Exceptional thermal strain reduction by a tilting pillar architecture: Suspended Ge layers on Si (001) (Show >>)
First stages of Ni reaction with the Si(Ge) alloy (Show >>)
Functionalization of Scanning Probe Tips with Epitaxial Semiconductor Layers (Show >>)
Ge-rich graded-index Si_1-xGex waveguides with broadband tight mode confinement and flat anomalous dispersion for nonlinear mid-infrared photonics (Show >>)
Imaging spin diffusion in germanium at room temperature (Show >>)
In situ ohmic contact formation for n-type Ge via non-equilibrium processing (Show >>)
Low-loss Ge-rich Si0.2Ge0.8 waveguides for mid-infrared photonics (Show >>)
Nonlinear Properties of Ge-rich Si1-xGexMaterials with Different Ge Concentrations (Show >>)
Optical generation of pure spin currents at the indirect gap of bulk Si (Show >>)
Optical properties of highly n-doped germanium obtained by in situ doping and laser annealing (Show >>)
Site-controlled natural GaAs(111) quantum dots fabricated on vertical GaAs/Ge microcrystals on deeply patterned Si(001) substrates (Show >>)
Spin-Hall Voltage over a Large Length Scale in Bulk Germanium (Show >>)
Strain Engineering in Highly Mismatched SiGe/Si Heterostructures (Show >>)
Strain relaxation in epitaxial Ge crystals grown on patterned Si(001) substrates (Show >>)
Three-dimensional SiGe/Si heterostructures: Switching the dislocation sign by substrate under-etching (Show >>)
Ultra-wideband Ge-rich silicon germanium integrated Mach-Zehnder interferometer for mid-infrared spectroscopy (Show >>)


List of publications and reserach products for the year 2016 (Show all details | Hide all details)
Type Title of the Publicaiton/Product
Conference proceedings
Benchmarking the use of heavily-doped Ge against noble metals for plasmonics and sensing in the mid-infrared (Show >>)
Broadband single mode SiGe graded waveguides with tight mode confinement for mid-infrared photonics (Show >>)
Electro-absorption and electro-refraction in Ge/SiGe coupled quantum wells (Show >>)
Engineering large in-plane tensile strains in ge microdisks, microrings and racetrack optical cavities (Show >>)
Ge-rich silicon germanium as a new platform for optical interconnects on silicon (Show >>)
Ge/SiGe quantum well for photonic applications: Modelling of the quantum confined Stark effect (Show >>)
Germanium plasmonic nanoantennas for third-harmonic generation in the mid infrared (Show >>)
Intersubband absorption in p-Ge QWs on Si (Show >>)
Mid-infrared intersubband absorption from p-Ge quantum wells on Si (Show >>)
Mid-infrared plasmonic platform based on n-doped Ge-on-Si: Molecular sensing with germanium nano-antennas on Si (Show >>)
Mid-infrared sensing using heavily doped germanium plasmonics on silicon substrates (Show >>)
Silicon germanium on graded buffer as a new platform for optical interconnects on silicon (Show >>)
Silicon photonics based on Ge/SiGe quantum well structures (Show >>)
Vertical Germanium Nanowire Photodetectors with Suspended Graphene Top Contact (Show >>)
Journal Articles
Analysis of Ge micro-cavities with in-plane tensile strains above 2% (Show >>)
Disentangling nonradiative recombination processes in Ge micro-crystals on Si substrates (Show >>)
Enhancing elastic stress relaxation in SiGe/Si heterostructures by Si pillar necking (Show >>)
Expanding the Ge emission wavelength to 2.25 μm with SixNy strain engineering (Show >>)
Fabrication of mid-infrared plasmonic antennas based on heavily doped germanium thin films (Show >>)
From plastic to elastic stress relaxation in highly mismatched SiGe/Si heterostructures (Show >>)
GaAs/Ge crystals grown on Si substrates patterned down to the micron scale (Show >>)
Highly Mismatched, Dislocation-Free SiGe/Si Heterostructures (Show >>)
Integration of InGaP/GaAs/Ge triple-junction solar cells on deeply patterned silicon substrates (Show >>)
Lattice bending in three-dimensional Ge microcrystals studied by X-ray nanodiffraction and modelling (Show >>)
Mid-infrared intersubband absorption from p-Ge quantum wells grown on Si substrates (Show >>)
Optical Activation of Germanium Plasmonic Antennas in the Mid-Infrared (Show >>)
Optical Orientation and Inverse Spin Hall Effect as Effective Tools to Investigate Spin-Dependent Diffusion (Show >>)
Photoluminescence emission from a nanofabricated scanning probe tip made of epitaxial germanium (Show >>)
Strong confinement-induced engineering of the g factor and lifetime of conduction electron spins in Ge quantum wells (Show >>)
Temperature-controlled coalescence during the growth of Ge crystals on deeply patterned Si substrates (Show >>)
Thermoelectric cross-plane properties on p- and n-Ge/SixGe1-x superlattices (Show >>)
Tunability of the dielectric function of heavily doped germanium thin films for mid-infrared plasmonics (Show >>)
manifesti v. 3.3.7 / 3.3.7
Area Servizi ICT
15/07/2020