(INVITED) Tungsten oxide films by radio-frequency magnetron sputtering for near-infrared photonics

Autor: Hao Chen, Alessandro Chiasera, Stefano Varas, Osman Sayginer, Cristina Armellini, Giorgio Speranza, Raffaella Suriano, Maurizio Ferrari, Silvia Maria Pietralunga

Publikováno v: Optical Materials: X, Vol 12, Iss , Pp 100093- (2021)

Tungsten oxide WO3-x is a transition metal oxide and a wide bandgap semiconductor, with a wide range of possible optical and photonic applications. In dependence on the fabrication techniques different stoichiometric ratios (x) and crystalline phases

Externí odkaz: https://doaj.org/article/47a54f19fc8a4bc4b8a0a64ec6bea710

Sensing Performance of Thermal Electronic Noses: A Comparison between ZnO and SnO2 Nanowires

Autor: Matteo Tonezzer, Cristina Armellini, Laura Toniutti

Publikováno v: Nanomaterials, Vol 11, Iss 11, p 2773 (2021)

In recent times, an increasing number of applications in different fields need gas sensors that are miniaturized but also capable of distinguishing different gases and volatiles. Thermal electronic noses are new devices that meet this need, but their

Externí odkaz: https://doaj.org/article/d0f3d2e8223446fda2c727ae5719205e

SiO2-SnO2:Er3+ Glass-Ceramic Monoliths

Autor: Lam Thi Ngoc Tran, Damiano Massella, Lidia Zur, Alessandro Chiasera, Stefano Varas, Cristina Armellini, Giancarlo C. Righini, Anna Lukowiak, Daniele Zonta, Maurizio Ferrari

Publikováno v: Applied Sciences, Vol 8, Iss 8, p 1335 (2018)

The development of efficient luminescent systems, such as microcavities, solid-state lasers, integrated optical amplifiers, and optical sensors is the main topic in glass photonics. The building blocks of these systems are glass-ceramics activated by

Externí odkaz: https://doaj.org/article/e6ce1a10d91b4271877d1c56b9503b16

Visible to Infrared Diamond Photonics Enabled by Focused Femtosecond Laser Pulses

Autor: Belén Sotillo, Vibhav Bharadwaj, John Patrick Hadden, Stefano Rampini, Andrea Chiappini, Toney T. Fernandez, Cristina Armellini, Ali Serpengüzel, Maurizio Ferrari, Paul E. Barclay, Roberta Ramponi, Shane M. Eaton

Publikováno v: Micromachines, Vol 8, Iss 2, p 60 (2017)

Diamond’s nitrogen-vacancy (NV) centers show great promise in sensing applications and quantum computing due to their long electron spin coherence time and because they can be found, manipulated, and read out optically. An important step forward fo

Externí odkaz: https://doaj.org/article/eff5bd56fcb2438fa5781097d9ae199e

Assessment of SnO2-nanocrystal-based luminescent glass-ceramic waveguides for integrated photonics

Autor: Alessandro Chiasera, Alessandro Carpentiero, Maurizio Ferrari, Cristina Armellini, Pawel Gluchowski, Gloria Ischia, Thi Ngoc Lam Tran, Monica Bollani, Andrea Chiappini, Stefano Varas, Giancarlo C. Righini, Francesco Scotognella, Erica Iacob, Anna Lukowiak

Publikováno v: Ceramics international 47 (2021): 5534–5541. doi:10.1016/j.ceramint.2020.10.137
info:cnr-pdr/source/autori:Tran T.N.L.; Armellini C.; Varas S.; Carpentiero A.; Chiappini A.; Gluchowski P.; Iacob E.; Ischia G.; Scotognella F.; Bollani M.; Lukowiak A.; Righini G.C.; Ferrari M.; Chiasera A./titolo:Assessment of SnO2-nanocrystal-based luminescent glass-ceramic waveguides for integrated photonics/doi:10.1016%2Fj.ceramint.2020.10.137/rivista:Ceramics international/anno:2021/pagina_da:5534/pagina_a:5541/intervallo_pagine:5534–5541/volume:47

For integrated photonics, waveguide structures based on rare-earth-activated glasses are potential candidates for implementing compact integrated light sources and amplifiers. However, rare-earth ions (REs) possess low absorption cross-section, and t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5b6a1adfd8188dadffd925300c0c13ce
https://doi.org/10.1016/j.ceramint.2020.10.137