Zobrazeno 1 - 10
of 333
pro vyhledávání: '"G. Nunzi Conti"'
Autor:
D. Farnesi, S. Berneschi, G. Frigenti, G. Nunzi Conti, S. Pelli, P. Feron, T. Murzina, M. Ferrari, S. Soria
Publikováno v:
Optical Materials: X, Vol 12, Iss , Pp 100120- (2021)
A variety of studies have been performed on WGM microresonators made of different materials and exploiting very high quality factors. This feature has allowed their use in a broad variety of applications including micro-lasers, optical filtering and
Externí odkaz:
https://doaj.org/article/bb2d29ebd61545feb15e4cce445d4001
Autor:
I. Banyasz, S. Berneschi, M. Bettinelli, M. Brenci, M. Fried, N. Q. Khanh, T. Lohner, G. Nunzi Conti, S. Pelli, P. Petrik, G. C. Righini, A. Speghini, A. Watterich, Z. Zolnai
Publikováno v:
IEEE Photonics Journal, Vol 4, Iss 3, Pp 721-727 (2012)
We report on the fabrication and characterization of planar waveguides in an Er-doped tungsten-tellurite glass by implantation of 3.5 MeV N+ ions. Implantations were carried out in a wide fluence range of 1·1016 ÷8 ·1016 ions/cm2. Waveguides were
Externí odkaz:
https://doaj.org/article/ebd739019212413c8c7a2680ecb3aa5e
Autor:
Daniele Farnesi, M.-Pilar Marco, Cecilia Pederzolli, G. Nunzi Conti, Francesco Baldini, Silvia Soria, Lorenzo Lunelli, Simone Berneschi, Ambra Giannetti, Stefano Pelli, Laura Pasquardini, Gabriele Frigenti, Giancarlo C. Righini
Publikováno v:
ICTON
Digital.CSIC. Repositorio Institucional del CSIC
instname
Digital.CSIC. Repositorio Institucional del CSIC
instname
We report on chemical, biochemical and physical sensors based on whispering gallery mode resonators. We characterized the resonators, improved the mitigation of fluctuations, and developed different types of optical sensors, labelled and label-free s
Autor:
Daniele Farnesi, Stefano Pelli, Tatyana V. Murzina, Maurizio Ferrari, Silvia Soria, Patrice Feron, G. Nunzi Conti, Simone Berneschi, Gabriele Frigenti
Publikováno v:
Optical Materials: X, Vol 12, Iss, Pp 100120-(2021)
A variety of studies have been performed on WGM microresonators made of different materials and exploiting very high quality factors. This feature has allowed their use in a broad variety of applications including micro-lasers, optical filtering and
Autor:
Stefano Pelli, Daniele Farnesi, Pavel Cheben, Carlos Alonso-Ramos, M. Montesinos Ballester, X. Le Roux, Silvia Soria, G. Nunzi Conti, Laurent Vivien
Publikováno v:
Optica. 8:1511
Optical microresonators with high quality factors are key in photonic circuits requiring fine spectral filtering or resonant storage of optical power. Silicon (Si) photonics provides high-performance optoelectronic circuits but yields planar Si micro
Autor:
Romeo Bernini, B. Tiribilli, Gianluca Persichetti, Immacolata Angelica Grimaldi, Andrea Barucci, Simone Berneschi, Francesco Baldini, G. Nunzi Conti, Silvia Soria
Publikováno v:
Photonics West: Integrated Optics: Devices, Materials, and Technologies XXIII, pp. 1092118-1–1092118-7, San Francisco, CA, USA, 02-07/02/2019
info:cnr-pdr/source/autori:Nunzi Conti, G.; Barucci, A.; Grimaldi, I. A.; Persichetti, G.; Berneschi, S.; Soria, S.; Tiribilli, B.; Bernini, R.; Baldini, F./congresso_nome:Photonics West: Integrated Optics: Devices, Materials, and Technologies XXIII/congresso_luogo:San Francisco, CA, USA/congresso_data:02-07%2F02%2F2019/anno:2019/pagina_da:1092118-1/pagina_a:1092118-7/intervallo_pagine:1092118-1–1092118-7
info:cnr-pdr/source/autori:Nunzi Conti, G.; Barucci, A.; Grimaldi, I. A.; Persichetti, G.; Berneschi, S.; Soria, S.; Tiribilli, B.; Bernini, R.; Baldini, F./congresso_nome:Photonics West: Integrated Optics: Devices, Materials, and Technologies XXIII/congresso_luogo:San Francisco, CA, USA/congresso_data:02-07%2F02%2F2019/anno:2019/pagina_da:1092118-1/pagina_a:1092118-7/intervallo_pagine:1092118-1–1092118-7
Coating of high-Q whispering gallery mode micro-resonators is typically performed in order to add the functionalities of the coating material to the unique properties of this type of resonators. Silica microspheres or microtoroids are typically used
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Autor:
Simone Berneschi, Yannick Dumeige, Ayda Aray, Silvia Soria, Francesco Baldini, Stefano Pelli, Andrea Barucci, Mariagiovanna Gianfreda, Daniele Farnesi, Patrice Feron, Mojtaba Arjmand, G. Nunzi Conti, Gabriele Frigenti
Publikováno v:
Journal of Optics
Journal of Optics, 2018, 20 (6), pp.065706. ⟨10.1088/2040-8986/aac459⟩
Journal of Optics, Institute of Physics (IOP), 2018, 20 (6), pp.065706. ⟨10.1088/2040-8986/aac459⟩
Journal of optics
20 (2018). doi:10.1088/2040-8986/aac459
info:cnr-pdr/source/autori:Frigenti, G.; Arjmand, M.; Barucci, A.; Baldini, F.; Berneschi, S.; Farnesi, D.; Gianfreda, M.; Pelli, S.; Soria, S.; Aray, A.; Dumeige, Y.; Féron, P.; Conti, G. Nunzi/titolo:Coupling analysis of high Q resonators in add-drop configuration through cavity ringdown spectroscopy/doi:10.1088%2F2040-8986%2Faac459/rivista:Journal of optics (Print)/anno:2018/pagina_da:/pagina_a:/intervallo_pagine:/volume:20
Journal of Optics, 2018, 20 (6), pp.065706. ⟨10.1088/2040-8986/aac459⟩
Journal of Optics, Institute of Physics (IOP), 2018, 20 (6), pp.065706. ⟨10.1088/2040-8986/aac459⟩
Journal of optics
20 (2018). doi:10.1088/2040-8986/aac459
info:cnr-pdr/source/autori:Frigenti, G.; Arjmand, M.; Barucci, A.; Baldini, F.; Berneschi, S.; Farnesi, D.; Gianfreda, M.; Pelli, S.; Soria, S.; Aray, A.; Dumeige, Y.; Féron, P.; Conti, G. Nunzi/titolo:Coupling analysis of high Q resonators in add-drop configuration through cavity ringdown spectroscopy/doi:10.1088%2F2040-8986%2Faac459/rivista:Journal of optics (Print)/anno:2018/pagina_da:/pagina_a:/intervallo_pagine:/volume:20
International audience; An original method able to fully characterize high-Q resonators in an add-drop configuration has been implemented. The method is based on the study of two cavity ringdown (CRD) signals, which are produced at the transmission a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c8f2ed9fcc5b90b909b5d9488fe01f96
https://hal.science/hal-01940112/document
https://hal.science/hal-01940112/document
Autor:
Simone Berneschi, Yannick Dumeige, Silvia Soria, Davor Ristić, Francesco Baldini, G. C. Righini, G. Nunzi Conti, Gianluca Persichetti, Mile Ivanda, Patrice Feron, D. Farnesi, Gabriele Frigenti, Francesco Prudenzano, Romeo Bernini, Stefano Pelli, Franco Cosi
Publikováno v:
Fiber Lasers and Glass Photonics: Materials through Applications.
Surface tension induced whispering gallery mode (WGM) micro-resonators can be made in glass with very high quality factor Q. In fact, low losses amorphous glassy dielectrics can be easily shaped in high-surface-quality spheroids by thermal reflow. Si
Publikováno v:
Advanced Photonics 2018 (BGPP, IPR, NP, NOMA, Sensors, Networks, SPPCom, SOF).
We report on nonlinear optical phenomena on phoxonic cavities based on microbubble whispering gallery mode resonators pumped with a continuous wave laser. We observed simultaneous excitation of Brillouin, Raman and Kerr effects in silica MBR.