Mr. Leonardo Viti Profile

Leonardo Viti

at Consiglio Nazionale delle Ricerche

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Author

Publications (9)

Proceedings Article | 9 March 2024 Presentation

Multiwavelenght QCL nanoscopy on large area topological insulators

Leonardo Viti, Valentino Pistore, Eva A. Pogna, Miriam Vitiello

Proceedings Volume PC12895, PC128950H (2024) https://doi.org/10.1117/12.3009177

KEYWORDS: Quantum cascade lasers, Terahertz radiation, Super resolution microscopy, Dielectrics, Spatial resolution, Polaritons, Near field scanning optical microscopy, 2D materials, Ultrafast phenomena, Tomography

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Proceedings Article | 17 March 2023 Presentation

Terahertz detectorless hyperspectral near-field imaging and spectroscopy exploiting QCL frequency combs

Valentino Pistore, Eva A. Pogna, Leonardo Viti, Lianhe Li, Giles Davies, Edmund Linfield, Miriam Vitiello

Proceedings Volume PC12430, PC124300C (2023) https://doi.org/10.1117/12.2650684

KEYWORDS: Imaging spectroscopy, Near field, Terahertz radiation, Quantum cascade lasers, Sensors, Near field optics, Hyperspectral imaging, Image sensors, Frequency combs, Super resolution microscopy

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Proceedings Article | 5 March 2021 Presentation

High-speed hBN/graphene/hBN room-temperature terahertz nano-receivers

Leonardo Viti, Alisson Cadore, David Purdie, Jakob Muench, Xinxin Yang, Kenji Watanabe, Takashi Taniguchi, Andrei Vorobiev, Jan Stake, Antonio Lombardo, Andrea Ferrari, Miriam Vitiello

Proceedings Volume 11685, 116851E (2021) https://doi.org/10.1117/12.2578748

KEYWORDS: Terahertz radiation, Antennas, Ultrafast phenomena, Signal detection, Picosecond phenomena, Terahertz technology, Sensors, Quantum well infrared photodetectors, Quantum cascade lasers

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Proceedings Article | 5 March 2021 Presentation

Terahertz saturable absorbers exploiting intersubband polaritons

Leonardo Viti, Francesco Mezzapesa, Jürgen Raab, Liahne Li, Giles Davies, Edmund Linfield, Christoph Lange, Rupert Huber, Miriam Vitiello

Proceedings Volume 11705, 117050W (2021) https://doi.org/10.1117/12.2578499

KEYWORDS: Terahertz radiation, Polaritons, Spectroscopy, Quantum cascade lasers, Mirrors, Picosecond phenomena, Modulation, Heterojunctions, Gold

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Proceedings Article | 26 January 2018 Paper

Sub-wavelength near field imaging techniques at terahertz frequencies

Maria Caterina Giordano, Leonardo Viti, Oleg Mitrofanov, Gaetano Scamarcio, Stefan Mastel, Rainer Hillenbrand, Daniele Ercolani, Lucia Sorba, Miriam Vitiello

Proceedings Volume 10540, 105400N (2018) https://doi.org/10.1117/12.2291518

KEYWORDS: Terahertz radiation, Near field, Near field optics, Quantum cascade lasers, Signal detection, Sensors, Spatial resolution, Mirrors, Interferometry, Nanostructures

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Proceedings Article | 31 August 2015 Paper

Ultrafast field-resolved multi-THz spectroscopy on the sub-nanoparticle scale

Tyler Cocker, Max Eisele, Markus Huber, Markus Plankl, Leonardo Viti, Daniele Ercolani, Lucia Sorba, Miriam Vitiello, Rupert Huber

Proceedings Volume 9585, 95850S (2015) https://doi.org/10.1117/12.2188562

KEYWORDS: Spectroscopy, Terahertz spectroscopy, Indium arsenide, Near field, Ultrafast laser spectroscopy, Plasma, Ultrafast imaging, Carrier dynamics, Terahertz radiation, Nanowires

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Proceedings Article | 7 March 2014 Paper

High-performance room-temperature THz nanodetectors with a narrowband antenna

Leonardo Viti, Dominique Coquillat, Daniele Ercolani, Wojciech Knap, Lucia Sorba, Miriam Vitiello

Proceedings Volume 8985, 89850W (2014) https://doi.org/10.1117/12.2040529

KEYWORDS: Antennas, Terahertz radiation, Sensors, Field effect transistors, Indium arsenide, Teeth, Electrodes, Transistors, Electromagnetism, Nanowires

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Proceedings Article | 4 February 2013 Paper

Room-temperature nanowire terahertz photodetectors

Lorenzo Romeo, Dominique Coquillant, Leonardo Viti, Daniele Ercolani, Lucia Sorba, Wojciech Knap , Alessandro Tredicucci, Miriam Vitiello

Proceedings Volume 8631, 86312E (2013) https://doi.org/10.1117/12.2004193

KEYWORDS: Terahertz radiation, Sensors, Quantum cascade lasers, Field effect transistors, Antennas, Modulation, Transistors, Electrodes, Semiconductors, Nanowires

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Proceedings Article | 21 January 2012 Paper

Room temperature terahertz detectors based on semiconductor nanowire field effect transistors

Miriam Vitiello, Dominique Coquillat, Leonardo Viti, Daniele Ercolani, Frederic Teppe, Alessandro Pitanti, Fabio Beltram, Lucia Sorba, Wojciech Knap, Alessandro Tredicucci

Proceedings Volume 8268, 826829 (2012) https://doi.org/10.1117/12.909408

KEYWORDS: Field effect transistors, Indium arsenide, Antennas, Silicon, Sensors, Semiconductors, Terahertz radiation, Capacitance, Scanning electron microscopy, Nanowires

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Showing 5 of 9 publications

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