Ultrafast broadband optical modulation in indium tin oxide/titanium dioxide 1D photonic crystal

Liliana Moscardi; Stefano Varas; Alessandro Chiasera; Francesco Scotognella; Michele Guizzardi

doi:10.1051/jeos/2022009

Journals >Journal of the European Optical Society-Rapid Publications >Volume 18 >Issue 2 >Page 2022009 > Article

Journal of the European Optical Society-Rapid Publications
Vol. 18, Issue 2, 2022009 (2022)

Ultrafast broadband optical modulation in indium tin oxide/titanium dioxide 1D photonic crystal

Liliana Moscardi^1、2, Stefano Varas³, Alessandro Chiasera³, Francesco Scotognella^1、2、*, and Michele Guizzardi¹

Author Affiliations

¹Dipartimento di Fisica, Politecnico di Milano, Piazza Leonardo da Vinci 32, 20133 Milano, Italy

²Center for Nano Science and Technology@PoliMi, Istituto Italiano di Tecnologia (IIT), Via Giovanni Pascoli, 70/3, 20133 Milan, Italy

³Istituto di Fotonica e Nanotecnologie IFN – CNR, Via alla Cascata, 56/C, 3812 Povo – Trento, Italy

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DOI: 10.1051/jeos/2022009 Cite this Article

Liliana Moscardi, Stefano Varas, Alessandro Chiasera, Francesco Scotognella, Michele Guizzardi. Ultrafast broadband optical modulation in indium tin oxide/titanium dioxide 1D photonic crystal[J]. Journal of the European Optical Society-Rapid Publications, 2022, 18(2): 2022009 Copy Citation Text

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a) Steady-state transmission spectrum of the ITO/TiO2 PC. b) Sketch of the one-dimensional multilayer PC.

Fig. 1. a) Steady-state transmission spectrum of the ITO/TiO₂ PC. b) Sketch of the one-dimensional multilayer PC.

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Fig. 2. a) Transient response of ITO. b) Transient response of the PC.

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Fig. 3. a) Differential transmission spectra at fixed time delay of the PC. b) Static transmission spectrum and differential transmission signal of the PC.

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