1.1k citations · 2.4k across the 38 of their papers we have counts for
39 papers
Gigahertz modulation of a fully dielectric nonlocal metasurface
Alessandro Pitanti, Gaia Da Prato, Giorgio Biasiol +2
Nonlocal metasurfaces are currently emerging as advanced tools for the manipulation of electromagnetic radiation, going beyond the widely explored Huygens metasurface concept. None…
Operability timescale of defect-engineered graphene
Nicola Melchioni, Luca Bellucci, Alessandro Tredicucci +1
Defects in the lattice are of primal importance to tune graphene chemical, thermal and electronic properties. Electron-beam irradiation is an easy method to induce defects in graph…
Optical grade bromide-based thin film electrolytes
Nicola Melchioni, Giacomo Trupiano, Giorgio Tofani +9
Controlling the charge density in low-dimensional materials with an electrostatic potential is a powerful tool to explore and influence their electronic and optical properties. Con…
Magnetic-field-induced cavity protection for intersubband polaritons
Daniele De Bernardis, Mathieu Jeannin, Jean-Michel Manceau +3
We analyse the effect of a strong perpendicular magnetic field on an intersubband transition in a disordered doped quantum well strongly coupled to an optical cavity. The magnetic…
Strain-engineered wrinkles on graphene using polymeric actuators
Davide Giambastiani, Cosimo Tommasi, Federica Bianco +5
The electronic and optical properties of graphene can be precisely tuned by generating deterministic arrangements of strain features. In this paper, we report the formation of wide…
Cryptographic Strain-Dependent Light Pattern Generators
Francesca D'Elia, Francesco Pisani, Alessandro Tredicucci +2
Refractive freeform components are becoming increasingly relevant for generating controlled patterns of light, because of their capability to spatially-modulate optical signals wit…
Optomechanical Modulation Spectroscopy of Bound-States-In-The-Continuum in a dielectric metasurface
S. Zanotto, G. Conte, L. C. Bellieres +5
Elusive features in photonic and electronic devices can be detected by means of advanced, time-domain spectroscopic techniques. In this letter we introduce a novel kind of modulati…
Unexpected Electron Transport Suppression in a Heterostructures Graphene MoS2 Multiple Field-Effect Transistor Architecture
Gaia Ciampalini, Filippo Fabbri, Guido Menichetti +8
We demonstrate a graphene-MoS2 architecture integrating multiple field-effect transistors and we independently probe and correlate the conducting properties of van der Waals couple…
Micromechanical bolometers for sub-Terahertz detection at room temperature
Leonardo Vicarelli, Alessandro Tredicucci, Alessandro Pitanti
Fast, room temperature imaging at THz and sub-THz frequencies is an interesting feature which could unleash the full potential of plenty applications in security, healthcare and in…
Electron localization in periodically strained graphene
Davide Giambastiani, Francesco Colangelo, Alessandro Tredicucci +2
Pseudo-magnetic field (PMF) in deformed graphene has been proposed as a promising and flexible method to quantum-confine electronic states and create gaps in the local density of s…
Stress-strain in electron-beam activated polymeric micro-actuators
Davide Giambastiani, Fabio Dispinzeri, Francesco Colangelo +5
Actuation of thin polymeric films via electron irradiation is a promising avenue to realize devices based on strain engineered two dimensional (2D) materials. Complex strain profil…
Photonic bands, superchirality, and inverse design of a chiral minimal metasurface
Simone Zanotto, Giacomo Mazzamuto, Francesco Riboli +4
Photonic band structures are a typical fingerprint of periodic optical structures, and are usually observed in spectroscopic quantities such as transmission, reflection and absorpt…
Optomechanical response with nanometer resolution in the self-mixing signal of a terahertz quantum cascade laser
Andrea Ottomaniello, James Keeley, Pierluigi Rubino +7
The effectiveness of self-mixing interferometry has been demonstrated across the electromagnetic spectrum, from visible to microwave frequencies, in a plethora of sensing applicati…
Local tuning of WS2 photoluminescence using polymeric micro-actuators in a monolithic van der Waals heterostructure
Francesco Colangelo, Andrea Morandi, Stiven Forti +8
The control of the local strain profile in 2D materials offers an invaluable tool for tailoring the electronic and photonic properties of solid-state devices. In this paper, we dem…
Optomechanics of chiral dielectric metasurfaces
Simone Zanotto, Alessandro Tredicucci, Daniel Navarro-Urrios +5
Electromagnetic fields coupled with mechanical degrees of freedom have recently shown exceptional and innovative applications, ultimately leading to mesoscopic optomechanical devic…
Gate-tunable spatial modulation of localized plasmon resonances
Andrea Arcangeli, Francesco Rossella, Andrea Tomadin +7
Nanoplasmonics exploits the coupling between light and collective electron density oscillations (plasmons) to bypass the stringent limits imposed by diffraction. This coupling enab…
Black-Phosphorus Terahertz Photodetectors
Leonardo Viti, Jin Hu, Dominique Coquillat +4
The discovery of graphene and the related fascinating capabilities have triggered an unprecedented interest in inorganic two-dimensional (2D) materials. Despite the impressive impa…
THz detection with epitaxial graphene field effect transistors on silicon carbide
F. Bianco, D. Perenzoni, D. Convertino +6
We report on room temperature THz detection by means of antenna-coupled field effect transistors fabricated by using epitaxial graphene grown on silicon carbide substrate. Two inde…
Stretching graphene using polymeric micro-muscles
Francesco Colangelo, Alessandro Pitanti, Vaidotas Mišeikis +6
The control of strain in two-dimensional materials opens exciting perspectives for the engineering of their electronic properties. While this expectation has been validated by arti…
Mechanical oscillations in lasing microspheres
A. Toncelli, N. E. Capuj, B. Garrido +4
We investigate the feasibility of activating coherent mechanical oscillations in lasing microspheres by modulating the laser emission at a mechanical eigenfrequency. To this aim, 1…
Defect Line Terahertz Quantum Cascade Laser
Adam Klimont, Riccardo Degl'Innocenti, Luca Masini +7
We present terahertz quantum cascade lasers operating at a defect mode of a photonic crystal bandgap. This class of devices exhibits single mode emission and low threshold current…
Anisotropic straining of graphene using micropatterned SiN membranes
Fabiana Francesca Settembrini, Francesco Colangelo, Alessandro Pitanti +7
We use micro-Raman spectroscopy to study strain profiles in graphene monolayers suspended over SiN membranes micropatterned with holes of non-circular geometry. We show that a unif…
Mid-Infrared intersubband polaritons in dispersive metal-insulator-metal resonators
Jean-Michel Manceau, Simone Zanotto, Tommaso Ongarello +4
We demonstrate room-temperature strong-coupling between a mid-infrared (=9.9 m) intersubband transition and the fundamental cavity mode of a metal-insulator-metal resonator.…
Coherent perfect absorption in photonic structures
Lorenzo Baldacci, Simone Zanotto, Alessandro Tredicucci
The ability to drive a system with an external input is a fundamental aspect of light-matter interaction. The coherent perfect absorption (CPA) phenomenon extends to the general mu…