Dr. Federico Tommasi Profile

Dr. Federico Tommasi

at Univ. degli Studi di Firenze

SPIE Involvement:

Author

Publications (11)

Proceedings Article | 30 September 2024 Presentation + Paper

Optical limiters based on PT-symmetry breaking of reflectionless modes

Leonardo Salvini, Francesco Riboli, Rodion Kononchuk, Federico Tommasi, Alice Boschetti, Suwun Suwunnarat, Igor Anisimov, Ilya Vitebskiy, Diederik Wiersma, Stefano Cavalieri, Tsampikos Kottos, Andrey Chabanov

Proceedings Volume 13140, 1314003 (2024) https://doi.org/10.1117/12.3027897

KEYWORDS: Transmittance, Optical limiting, Zinc sulfide, Reflection, Signal intensity, Pulse signals, Thermal optics, Reflectivity, Pulsed laser operation, Simulations

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Proceedings Article | 11 August 2023 Paper

Direct measurements of diffusive samples by random lasing

Federico Tommasi, Lorenzo Fini, Fabrizio Martelli, Stefano Cavalieri

Proceedings Volume 12629, 126290G (2023) https://doi.org/10.1117/12.2670943

KEYWORDS: Sensors, Random lasers, Laser scattering, Optical fibers, Pulse signals, Mie scattering, Calibration, Sensor calibration, Scattering, Pulsed laser operation

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Proceedings Article | 9 August 2023 Paper

Validation test of Monte Carlo codes employed in biomedical optics applications

Federico Tommasi, Angelo Sassaroli, Lorenzo Fini, Stefano Cavalieri, Fabrizio Martelli

Proceedings Volume 12628, 126282J (2023) https://doi.org/10.1117/12.2670940

KEYWORDS: Monte Carlo methods, Scattering, Refractive index, Computer simulations, Optical spheres, Biomedical applications, Biomedical optics, Light sources and illumination, Simulations

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Proceedings Article | 9 August 2023 Paper

Relation between fluence rate and mean photons pathlengths: an alternative option for Monte Carlo-based calculations of fluence

Federico Tommasi, Angelo Sassaroli, Lorenzo Fini, Stefano Cavalieri, Ernesto Pini, Lorenzo Pattelli, Fabrizio Martelli

Proceedings Volume 12628, 126282I (2023) https://doi.org/10.1117/12.2670936

KEYWORDS: Photons, Simulations, Monte Carlo methods, Absorption, Scattering, Biomedical optics, Optical properties, Tissues, Reliability

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Proceedings Article | 7 March 2023 Poster + Paper

Verification test of Monte Carlo codes for biomedical optics applications with arbitrary accuracy

Fabrizio Martelli, Federico Tommasi, Angelo Sassaroli, Lorenzo Fini, Stefano Cavalieri

Proceedings Volume 12376, 123760Q (2023) https://doi.org/10.1117/12.2650577

KEYWORDS: Monte Carlo methods, Scattering, Computer simulations, Refractive index, Optical spheres, Biomedical optics, Biomedical applications, Light sources and illumination, Simulations

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Proceedings Article | 7 March 2023 Poster + Paper

Relation between fluence rate and mean photons pathlengths: an interesting option for Monte Carlo-based fluence calculations in biomedical optics

Fabrizio Martelli, Angelo Sassaroli, Federico Tommasi, Lorenzo Fini, Stefano Cavalieri

Proceedings Volume 12376, 123760P (2023) https://doi.org/10.1117/12.2650519

KEYWORDS: Photons, Simulations, Biomedical optics, Monte Carlo methods, Absorption, Scattering, Optical properties, Tissues, Reliability

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Proceedings Article | 7 March 2023 Poster + Paper

Random laser-based noninvasive sensor for direct measurements of scattering samples

Federico Tommasi, Lorenzo Fini, Fabrizio Martelli, Stefano Cavalieri

Proceedings Volume 12376, 123760O (2023) https://doi.org/10.1117/12.2650333

KEYWORDS: Sensors, Laser scattering, Random lasers, Calibration, Pulse signals, Optical fibers, Spectrometers, Scattering, Reproducibility, Biological samples

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SPIE Journal Paper | 20 April 2022 Open Access

Two-step verification method for Monte Carlo codes in biomedical optics applications

Angelo Sassaroli, Federico Tommasi, Stefano Cavalieri, Lorenzo Fini, André Liemert, Alwin Kienle, Tiziano Binzoni, Fabrizio Martelli

JBO, Vol. 27, Issue 08, 083018, (April 2022) https://doi.org/10.1117/12.10.1117/1.JBO.27.8.083018

KEYWORDS: Scattering, Monte Carlo methods, Biomedical optics, Refractive index, Rayleigh scattering, Photons, Statistical analysis, Optical properties, Light scattering, Laser scattering

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Proceedings Article | 11 April 2019 Paper

Advances in random lasing sensing

Federico Tommasi, Emilio Ignesti, Lorenzo Fini, Fabrizio Martelli, Stefano Cavalieri

Proceedings Volume 11028, 110280L (2019) https://doi.org/10.1117/12.2522329

KEYWORDS: Scattering, Sensors, Random lasers, Particles, Laser scattering, Mie scattering, Nanoparticles, Refractive index

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Proceedings Article | 16 May 2017 Paper

A new concept for non-invasive optical sensing: random lasing

Federico Tommasi, Emilio Ignesti, Lorenzo Fini, Fabrizio Martelli, Stefano Cavalieri

Proceedings Volume 10231, 102310E (2017) https://doi.org/10.1117/12.2265534

KEYWORDS: Laser development, Optical resonators, Light scattering, Random lasers, Scattering, Laser scattering, Sensors, Optical sensing, Optical sensors, Laser systems engineering, Tissues

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Proceedings Article | 10 March 2015 Paper

Proof of principle experiment on minimizing propagation time in optical communications

Federico Tommasi, Emilio Ignesti, Lorenzo Fini, Stefano Cavalieri

Proceedings Volume 9378, 93780H (2015) https://doi.org/10.1117/12.2077566

KEYWORDS: Slow light, Stereolithography, Geometrical optics, Picosecond phenomena, Radio propagation, Optical communications, Light wave propagation, Sodium, Radiation effects, Wave propagation

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Showing 5 of 11 publications

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