BALLABIO, ANDREA
1 GHz electro-optical silicon-germanium modulator in the 5-9 µm wavelength range
2022-01-01 Nguyen, Thi Hao Nhi; Koompai, Natnicha; Turpaud, Victor; Montesinos-Ballester, Miguel; Peltier, Jonathan; Frigerio, Jacopo; Ballabio, Andrea; Giani, Raffaele; Coudevylle, Jean-René; Villebasse, Cédric; Bouville, David; Alonso-Ramos, Carlos; Vivien, Laurent; Isella, Giovanni; Marris-Morini, Delphine
7.5-μm wavelength fiber-chip grating couplers for Ge-rich SiGe photonics integrated circuits
2018-01-01 Liu, Q.; Ramirez, J. M.; Vakarin, V.; Benedikovic, D.; Alonso-Ramos, C.; Frigerio, J.; Ballabio, A.; Isella, G.; Vivien, L.; Marris-Morini, D.
A compact Ge-rich graded-index SiGe platform with broadband low-loss propagation in the mid infrared
2018-01-01 Ramirez, J. M.; Liu, Q.; Vakarin, V.; Frigerio, J.; Ballabio, A.; Le Roux, X.; Vivien, L.; Isella, G.; Marris-Morini, D.
A singlet-triplet hole spin qubit in planar Ge
2021-01-01 Jirovec, Daniel; Hofmann, Andrea; Ballabio, Andrea; Mutter, Philipp M.; Tavani, Giulio; Botifoll, Marc; Crippa, Alessandro; Kukucka, Josip; Sagi, Oliver; Martins, Frederico; Saez-Mollejo, Jaime; Prieto, Ivan; Borovkov, Maksim; Arbiol, Jordi; Chrastina, Daniel; Isella, Giovanni; Katsaros, Georgios
Analysis of Ge micro-cavities with in-plane tensile strains above 2%
2016-01-01 Millar, R. W.; Gallacher, K.; Frigerio, Jacopo; Ballabio, Andrea; Bashir, A.; Maclaren, I.; Isella, Giovanni; Paul, D. J.
Broadband control of the optical properties of semiconductors through site-controlled self-assembly of microcrystals
2020-01-01 Pedrini, J.; Biagioni, P.; Ballabio, A.; Barzaghi, A.; Bonzi, M.; Bonera, E.; Isella, G.; Pezzoli, F.
Broadband integrated racetrack ring resonators for long-wave infrared photonics
2019-01-01 Ramirez, Joan Manel; Liu, Qiankun; Vakarin, Vladyslav; Roux, Xavier L. E.; Frigerio, Jacopo; Ballabio, Andrea; Alonso-Ramos, Carlos; Talamas Simola, Enrico; Vivien, Laurent; Isella, Giovanni; Marris-Morini, Delphine
Broadband mid infrared photonic integrated components using a Ge-rich SiGe platform
2017-01-01 Vakarin, Vladyslav; Ramirez, Joan Manel; Liu, Qiankun; Le Roux, Xavier; Frigerio, Jacopo; Ballabio, Andrea; Vivien, Laurent; Isella, Giovanni; Marris-Morini, Delphine
Broadband mid-infrared integrated electro-optic modulator based on a Schottky diode embedded in a graded SiGe waveguide
2021-01-01 Montesinos-Ballester, M.; Deniel, L.; Koompai, N.; Nguyen, T. H. N.; Frigerio, J.; Ballabio, A.; Falcone, V.; Roux, X. L.; Alonso-Ramos, C.; Vivien, L.; Bousseksou, A.; Isella, G.; Marris-Morini, D.
Broadband Mid-IR On-Chip Fourier-Transform Spectrometer
2019-01-01 Alonso-Ramos, C.; Ballabio, A.; Frigerio, J.; Isella, G.; Le Roux, X.; Liu, Q.; Marris-Morini, D.; Montesinos-Ballester, M.; Ramirez, J. M.; Talamas, E.; Vakarin, V.; Vivien, L.
Broadband single mode SiGe graded waveguides with tight mode confinement for mid-infrared photonics
2016-01-01 Ramirez, Joan Manel; Vakarin, Vladyslav; Rahman, Mumtahina; Chaisakul, Papichaya; Le Roux, Xavier; Vivien, Laurent; Marris Morini, Delphine; Chrastina, Daniel; Frigerio, Jacopo; Ballabio, Andrea; Isella, Giovanni
Characterization of integrated waveguides by atomic-force-microscopy-assisted mid-infrared imaging and spectroscopy
2020-01-01 Gallacher, K.; Millar, R. W.; Paul, D. J.; Frigerio, J.; Ballabio, A.; Isella, G.; Rusconi, F.; Biagioni, P.; Giliberti, V.; Sorgi, A.; Baldassarre, L.; Ortolani, M.
CMOS-Compatible Bias-Tunable Dual-Band Detector Based on GeSn/Ge/Si Coupled Photodiodes
2021-01-01 Talamas Simola, E.; Kiyek, V.; Ballabio, A.; Schlykow, V.; Frigerio, J.; Zucchetti, C.; De Iacovo, A.; Colace, L.; Yamamoto, Y.; Capellini, G.; Grutzmacher, D.; Buca, D.; Isella, G.
Composition determination of semiconductor alloys towards atomic accuracy by HAADF-STEM
2019-01-01 Duschek, L.; Kukelhan, P.; Beyer, A.; Firoozabadi, S.; Oelerich, J. O.; Fuchs, C.; Stolz, W.; Ballabio, A.; Isella, G.; Volz, K.
Cross-architecture tuning of silicon and SiGe-based quantum devices using machine learning
2024-01-01 Severin, B.; Lennon, D. T.; Camenzind, L. C.; Vigneau, F.; Fedele, F.; Jirovec, D.; Ballabio, A.; Chrastina, D.; Isella, G.; de Kruijf, M.; Carballido, M. J.; Svab, S.; Kuhlmann, A. V.; Geyer, S.; Froning, F. N. M.; Moon, H.; Osborne, M. A.; Sejdinovic, D.; Katsaros, G.; Zumbühl, D. M.; Briggs, G. A. D.; Ares, N.
Design and Simulation of Ge-on-Si Photodetectors with Electrically Tunable Spectral Response
2019-01-01 De Iacovo, Andrea; Ballabio, Andrea; Frigerio, Jacopo; Colace, Lorenzo; Isella, Giovanni
Design of mid-IR integrated cavity based on Ge-rich graded SiGe waveguides
2017-01-01 Liu, Qiankun; Ramírez, Joan Manel; Vakarin, Vladyslav; Perez-Galacho, Diego; Alonso-Ramos, Carlos; Vivien, Laurent; Marris-Morini, Delphine; Frigerio, Jacopo; Ballabio, Andrea; Isella, Giovanni
Dispositivo sensore di radiazione elettromagnetica a doppio fotodiodo
2020-01-01 Ballabio, A.; Isella, G.; Frigerio, J.; Colace, L.; De Iacovo, A.
Dissolution of donor-vacancy clusters in heavily doped n-type germanium
2020-01-01 Prucnal, Slawomir; Liedke, Maciej O; Wang, Xiaoshuang; Butterling, Maik; Posselt, Matthias; Knoch, Joachim; Windgassen, Horst; Hirschmann, Eric; Berencén, Yonder; Rebohle, Lars; Wang, Mao; Napoltani, Enrico; Frigerio, Jacopo; Ballabio, Andrea; Isella, Giovani; Hübner, René; Wagner, Andreas; Bracht, Hartmut; Helm, Manfred; Zhou, Shengqiang
DOUBLE PHOTODIODE ELECTROMAGNETIC RADIATION SENSOR DEVICE
2021-01-01 Frigerio, J.; Isella, G.; Ballabio, A.; DE IACOVO, A.; Colace, L.