Zobrazeno 1 - 10
of 187
pro vyhledávání: '"Cesca Tiziana"'
Autor:
Petronijevic Emilija, Skubisz Claudia, Seda Luca, Cesca Tiziana, Scian Carlo, Mattei Giovanni, Li Voti Roberto, Sibilia Concita, Belardini Alessandro
Publikováno v:
EPJ Web of Conferences, Vol 309, p 09007 (2024)
Sensitive and reliable characterization of chirality in nanostructures and molecules is of great importance in multidisciplinary research combining physics, chemistry and nanotechnology, with potential applications in pharmaceutical and agrochemical
Externí odkaz:
https://doaj.org/article/ca5fb10ed03d480d8251a1e76d5645b7
Publikováno v:
EPJ Web of Conferences, Vol 309, p 06010 (2024)
Vanadium dioxide (VO2) exhibits a reversible first-order semiconductor-metal phase transition (SMT) near 68 °C at ambient pressure, consisting in a structural transformation from a low-temperature semiconducting monoclinic phase to a high-temperatur
Externí odkaz:
https://doaj.org/article/f0cfe87eb245409d8f773f376ce7c505
Autor:
Petronijevic Emilija, Cesca Tiziana, Scian Carlo, Mattei Giovanni, Li Voti Roberto, Sibilia Concita, Belardini Alessandro
Publikováno v:
EPJ Web of Conferences, Vol 309, p 06014 (2024)
Nanosphere lithography is a cost- and time-efficient tool for the fabrication of various nanostructured materials. Multiple steps of metal layer deposition at different oblique angles were shown to produce complex asymmetric and chiral shapes. Here,
Externí odkaz:
https://doaj.org/article/a71ca7d75a51475fbc32bdfe3ba7edab
Autor:
Skubisz Claudia, Petronijevic Emilija, Leahu Grigore, Cesca Tiziana, Scian Carlo, Mattei Giovanni, Sibilia Concita, Belardini Alessandro
Publikováno v:
Journal of the European Optical Society-Rapid Publications, Vol 20, Iss 1, p 20 (2024)
Chirality, an intrinsic property of certain entities in the universe, is characterized by the absence of mirror symmetry. Understanding chirality is crucial as it influences molecular interactions and properties. Circular dichroism (CD), measured usi
Externí odkaz:
https://doaj.org/article/fbe53952a4834b0baa5a1290659d610c
Publikováno v:
EPJ Web of Conferences, Vol 287, p 05035 (2023)
Metamaterials are artificial media designed to display properies going beyond those of ordinary materials. Particularly interesting are ε-near-zero (ENZ) media with real part of the permittivity going to zero in a certain spectral range. Examples of
Externí odkaz:
https://doaj.org/article/688f6e36c1f64ad195c6a6940e6ef833
Autor:
Kalinic Boris, Cesca Tiziana, Trevisani Mirko, Jacassi Andrea, Sapienza Riccardo, Mattei Giovanni
Publikováno v:
EPJ Web of Conferences, Vol 287, p 05002 (2023)
We have designed and realized all-dielectric lossless nanoantennas, in which a thin SiO2 layer doped with erbium ions is placed inside slotted silicon nanopillars arranged in a square array. The modal analysis has evi-denced that the slotted nanopill
Externí odkaz:
https://doaj.org/article/9c3645243f5542fa893b7cd0d5b06b5c
Publikováno v:
EPJ Web of Conferences, Vol 287, p 05019 (2023)
Quantum technologies require advanced optical metamaterials whose properties can be tailored and controlled as desired. Hyperbolic metamaterials have great potential for applications in nonlinear nanophoton-ics, such as all-optical switching, optical
Externí odkaz:
https://doaj.org/article/14fa34859c85424aa9afa5bae08822e2
Autor:
Trevisani Mirko, Mendoza Sandoval Elizabeth, Pirruccio Giuseppe, Cesca Tiziana, Mattei Giovanni
Publikováno v:
EPJ Web of Conferences, Vol 287, p 05018 (2023)
Lattice plasmon lasers demonstrated to have many degrees of freedom useful to tailor the lasing properties, as the tuning of the morphological properties of the array or the coupling of proper emitters to band-edge states of the plasmonic crystal. He
Externí odkaz:
https://doaj.org/article/1f8c0ed747844267955697af8389c4c2
Autor:
Larciprete Maria Cristina, Ceneda Daniele, Scirè Daniele, Mosca Mauro, Adorno Dominique Persano, Dereshgi Sina Abedini, Aydin Koray, Macaluso Roberto, Voti Roberto Li, Sibilia Concita, Cesca Tiziana, Mattei Giovanni, Centini Marco
Publikováno v:
EPJ Web of Conferences, Vol 287, p 14009 (2023)
We investigated infrared reflectivity of undoped and Tungsten (W) doped Vanadium dioxide (VO2) films at varying temperatures. Undoped VO2 exhibited a clear phase transition at 100°C, achieving near 0% reflectivity, or perfect light absorption. As W
Externí odkaz:
https://doaj.org/article/8324fc301aac43b99edd11c756eedc5b
Autor:
Petronijevic Emilija, El-ansary Zakaria, Brioual Bilal, Belardini Alessandro, Prasath Ram Kumar Hari, Cesca Tiziana, Scian Carlo, Mattei Giovanni, Sibilia Concita
Publikováno v:
EPJ Web of Conferences, Vol 266, p 09006 (2022)
2D metasurfaces based on periodic nanoholes in metal have been proposed in various plasmonic platforms. Specifically, their resonant features have led to applications spanning in biosensing. Here we investigate additional degree of freedom in ellipti
Externí odkaz:
https://doaj.org/article/d3371bf46d7a4bdf85fa34cb57567c15