Recent Progress on Ge/SiGe Quantum Well Optical Modulators, Detectors, and Emitters for Optical Interconnects

by Papichaya Chaisakul, Vladyslav Vakarin, Jacopo Frigerio, Daniel Chrastina, Giovanni Isella, Laurent Vivien, Delphine Marris-Morini
Published 2019-03-01

Design and simulation of waveguide-integrated Ge/SiGe quantum-confined Stark effect optical modulator based on adiabatic coupling with SiGe waveguide

by Worawat Traiwattanapong, Papichaya Chaisakul, Jacopo Frigerio, Daniel Chrastina, Giovanni Isella, Laurent Vivien, Delphine Marris-Morini
Published 2021-03-01

Dislocation-Free SiGe/Si Heterostructures

by Francesco Montalenti, Fabrizio Rovaris, Roberto Bergamaschini, Leo Miglio, Marco Salvalaglio, Giovanni Isella, Fabio Isa, Hans von Känel
Published 2018-06-01

Strong confinement-induced engineering of the g factor and lifetime of conduction electron spins in Ge quantum wells

by Anna Giorgioni, Stefano Paleari, Stefano Cecchi, Elisa Vitiello, Emanuele Grilli, Giovanni Isella, Wolfgang Jantsch, Marco Fanciulli, Fabio Pezzoli
Published 2016-12-01

Onset of vertical threading dislocations in Si1−xGex/Si (001) at a critical Ge concentration

by Fabio Isa, Anna Marzegalli, Alfonso G. Taboada, Claudiu V. Falub, Giovanni Isella, Francesco Montalenti, Hans von Känel, Leo Miglio
Published 2013-11-01

Faceting of Si and Ge crystals grown on deeply patterned Si substrates in the kinetic regime: phase-field modelling and experiments

by Marco Albani, Roberto Bergamaschini, Andrea Barzaghi, Marco Salvalaglio, Joao Valente, Douglas J. Paul, Axel Voigt, Giovanni Isella, Francesco Montalenti
Published 2021-09-01

Solid-State Dewetting Dynamics of Amorphous Ge Thin Films on Silicon Dioxide Substrates

by Dimosthenis Toliopoulos, Alexey Fedorov, Sergio Bietti, Monica Bollani, Emiliano Bonera, Andrea Ballabio, Giovanni Isella, Mohammed Bouabdellaoui, Marco Abbarchi, Shiro Tsukamoto, Stefano Sanguinetti
Published 2020-12-01

Optical Orientation and Inverse Spin Hall Effect as Effective Tools to Investigate Spin-Dependent Diffusion

by Marco Finazzi, Federico Bottegoni, Carlo Zucchetti, Monica Bollani, Andrea Ballabio, Jacopo Frigerio, Fabien Rortais, Céline Vergnaud, Alain Marty, Matthieu Jamet, Giovanni Isella, Franco Ciccacci
Published 2016-11-01

Wideband Ge-Rich SiGe Polarization-Insensitive Waveguides for Mid-Infrared Free-Space Communications

by Vladyslav Vakarin, Joan Manel Ramírez, Jacopo Frigerio, Qiankun Liu, Andrea Ballabio, Xavier Le Roux, Carlos Alonso-Ramos, Giovanni Isella, Pavel Cheben, Winnie N. Ye, Laurent Vivien, Delphine Marris-Morini
Published 2018-07-01

Optical modulation in Ge-rich SiGe waveguides in the mid-infrared wavelength range up to 11 µm

by Miguel Montesinos-Ballester, Vladyslav Vakarin, Joan Manel Ramirez, Qiankun Liu, Carlos Alonso-Ramos, Xavier Le Roux, Jacopo Frigerio, Andrea Ballabio, Andrea Barzaghi, Lucas Deniel, David Bouville, Laurent Vivien, Giovanni Isella, Delphine Marris-Morini
Published 2020-02-01