Dr. Alessandra Di Gaspare Profile

Dr. Alessandra Di Gaspare

at NEST, CNR–NANO and Scuola Normale Superiore

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Author

Publications (5)

Proceedings Article | 17 March 2023 Presentation

Phase-locked low spatial coherence emission in random quantum cascade lasers for hyperspectral nano-imaging in the THz range

Alessandra Di Gaspare, Eva A. Pogna, Valentino Pistore, Elisa Riccardi, Harvey Beere, David Ritchie, Lianhe Li, Giles Davies, Edmund Linfield, Andrea Ferrari, Miriam Vitiello

Proceedings Volume PC12430, PC124300A (2023) https://doi.org/10.1117/12.2650560

KEYWORDS: Quantum cascade lasers, Spatial coherence, Terahertz radiation, Nanoimaging, Laser scattering, Random lasers, Mode locking, Laser optics, Tomography, Temporal coherence

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Proceedings Article | 7 March 2014 Paper

Subharmonic mixing at 0.6 THz in an AlGaAs/InGaAs/AlGaAs field effect transistor

Valeria Giliberti, Alessandra Di Gaspare, Ennio Giovine, Sebastian Boppel, Alvydas Lisauskas, Hartmut Roskos, Michele Ortolani

Proceedings Volume 8985, 89851M (2014) https://doi.org/10.1117/12.2039789

KEYWORDS: Antennas, Terahertz radiation, Field effect transistors, Transistors, Heterodyning, Heterojunctions, Electrodes, Sensors, Gallium arsenide, Scanning electron microscopy

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Proceedings Article | 27 March 2013 Paper

Antenna-coupled heterostructure field effect transistors for integrated terahertz heterodyne mixers

Alessandra Di Gaspare, Valeria Giliberti, Roberto Casini, Ennio Giovine, Florestanto Evangelisti, Dominique Coquillat, Wojciech Knap, Sergey Sadofev, Raffaella Calarco, Massimiliano Dispenza, Claudio Lanzieri, Michele Ortolani

Proceedings Volume 8624, 862416 (2013) https://doi.org/10.1117/12.2004087

KEYWORDS: Antennas, Terahertz radiation, Transistors, Field effect transistors, Heterojunctions, Gallium nitride, Signal detection, Seaborgium, Heterodyning, Polarization

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Proceedings Article | 4 February 2013 Paper

Differential Fano interference spectroscopy of subwavelength hole arrays for mid-infrared mass sensors

Michele Ortolani, Odeta Limaj, Fausto D'Apuzzo, Valeria Giliberti, Alessandra Di Gaspare, Francesco Mattioli, Roberto Leoni, Simona Sennato, Fabio Domenici, Federico Bordi, Stefano Lupi

Proceedings Volume 8631, 86310J (2013) https://doi.org/10.1117/12.2004061

KEYWORDS: Sensors, Transmittance, Mid-IR, Metals, Dielectrics, Absorption, Silicon, Solids, Near field optics, Interfaces

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Proceedings Article | 24 January 2011 Paper

Monolithic focal plane arrays for terahertz active spectroscopic imaging: an experimental study

Michele Ortolani, Roberto Casini, Fabio Chiarello, Sara Cibella, Alessandra Di Gaspare, Florestano Evangelisti, Vittorio Foglietti, Ennio Giovine, Roberto Leoni, Guido Torrioli, Alessandro Tredicucci, Miriam Vitiello, Gaetano Scamarcio

Proceedings Volume 7945, 79450U (2011) https://doi.org/10.1117/12.869468

KEYWORDS: Terahertz radiation, Diodes, Sensors, Quantum cascade lasers, Antennas, Gallium arsenide, Resistance, Transistors, Imaging systems, Superconductors

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