581 citations · 5.5k across the 70 of their papers we have counts for
20 papers · 1 filter
Measurement principles for quantum spectroscopy of molecular materials with entangled photons
Luca Moretti, Esteban Rojas-Gatjens, Lorenzo Uboldi +8
Nonlinear spectroscopy with quantum entangled photons is an emerging field of research that holds the promise to achieve a superior signal-to-noise ratio and effectively isolate ma…
A Stimulated Raman Loss spectrometer for metrological studies of quadrupole lines of hydrogen isotopologues
M. Lamperti, L. Rutkowski, D. Gatti +5
We discuss layout and performance of a high-resolution Stimulated Raman Loss spectrometer that has been newly developed for accurate studies of spectral lineshapes and line center…
Ultrafast optical control of polariton energy in an organic semiconductor microcavity
Kirsty E. McGhee, Michele Guizzardi, Rahul Jayaprakash +8
The manipulation of exciton-polaritons and their condensates is of great interest due to their applications in polariton simulators and high-speed, all-optical logic devices. Until…
Rapid-scan nonlinear time-resolved spectroscopy over arbitrary delay intervals
Tobias Flöry, Vinzenz Stummer, Justinas Pupeikis +9
Femtosecond dual-comb lasers have revolutionized linear Fourier-domain spectroscopy by offering a rapid motion-free, precise and accurate measurement mode with easy registration of…
Parametric Nonlinear Optics with Layered Materials and Related Heterostructures
O. Dogadov, C. Trovatello, B. Yao +2
Nonlinear optics is of crucial importance in several fields of science and technology with applications in frequency conversion, entangled-photon generation, self-referencing of fr…
Stimulated-Raman-Scattering Metrology
M. Lamperti, L. Rutkowski, D. Ronchetti +10
Frequency combs have revolutionized optical frequency metrology, allowing one to determine highly accurate transition frequencies of a wealth of molecular species. Despite a recogn…
Towards compact phase-matched and waveguided nonlinear optics in atomically layered semiconductors
Xinyi Xu, Chiara Trovatello, Fabian Mooshammer +6
Nonlinear frequency conversion provides essential tools for light generation, photon entanglement, and manipulation. Transition metal dichalcogenides (TMDs) possess huge nonlinear…
All-optical Reconfiguration of Ultrafast Dichroism in Gold Metasurfaces
Andrea Schirato, Andrea Toma, Remo Proietti Zaccaria +4
Optical metasurfaces have come into the spotlight as a promising platform for light manipulation at the nanoscale, including ultrafast all-optical control via excitation with femto…
All-optical polarization and amplitude modulation of second-harmonic generation in atomically thin semiconductors
Sebastian Klimmer, Omid Ghaebi, Ziyang Gan +4
Second-harmonic generation is of paramount importance in several fields of science and technology, including frequency conversion, self-referencing of frequency combs, nonlinear sp…
Femtosecond phononic coupling to both spins and charges in a room temperature antiferromagnetic semiconductor
D. Bossini, S. dal Conte, M. Terschanski +7
Spintronics is postulated on the possibility to employ the magnetic degree of freedom of electrons for computation and couple it to charges. In this view, the combination of the hi…
Widefield phototransient imaging for visualizing 3D motion of resonant particles in scattering environments
Matz Liebel, Franco V. A. Camargo, Giulio Cerullo +1
Identifying, visualising and ultimately tracking dynamically moving non-fluorescent nanoparticles in the presence of non-specific scattering is a long-standing challenge across the…
Roadmap on multimode light shaping
Marco Piccardo, Vincent Ginis, Andrew Forbes +35
Our ability to generate new distributions of light has been remarkably enhanced in recent years. At the most fundamental level, these light patterns are obtained by ingeniously com…
Tunable broadband light emission from graphene
Lavinia Ghirardini, Eva A. A. Pogna, Giancarlo Soavi +12
Graphene is an ideal material for integrated nonlinear optics thanks to its strong light-matter interaction and large nonlinear optical susceptibility. Graphene has been used in op…
Transient optical symmetry breaking for ultrafast broadband dichroism in plasmonic metasurfaces
Andrea Schirato, Margherita Maiuri, Andrea Toma +7
Ultrafast nanophotonics is an emerging research field aimed at the development of nanodevices capable of light modulation with unprecedented speed. A promising approach exploits th…
Broadband optical parametric amplification by two-dimensional semiconductors
Chiara Trovatello, Andrea Marini, Xinyi Xu +11
Optical parametric amplification is a second-order nonlinear process whereby an optical signal is amplified by a pump via the generation of an idler field. It is the key ingredient…
Multimodal Nonlinear Microscope based on a Compact Fiber-format Laser Source
Francesco Crisafi, Vikas Kumar, Antonio Perri +3
We present a multimodal non-linear optical (NLO) laser-scanning microscope, based on a compact fiber-format excitation laser and integrating coherent anti-Stokes Raman scattering (…
Nonlinear anisotropic dielectric metasurfaces for ultrafast nanophotonics
Giuseppe Della Valle, Ben Hopkins, Lucia Ganzer +7
We report on the broadband transient optical response from anisotropic nanobrick amorphous silicon particles, exhibiting Mie-type resonances. A quantitative model is developed to i…
Non equilibrium optical properties in semiconductors from first--principles: a combined theoretical and experimental study of bulk silicon
Davide Sangalli, Stefano Dal Conte, Cristian Manzoni +2
The calculation of the equilibrium optical properties of bulk silicon by using the Bethe--Salpeter equation solved in the Kohn--Sham basis represents a cornerstone in the developme…
Carrier-envelope phase effects on the strong-field photoemission of electrons from metallic nanostructures
Bjoern Piglosiewicz, Slawa Schmidt, Doo Jae Park +5
Sharp metallic nanotapers irradiated with few-cycle laser pulses are emerging as a source of highly confined coherent electron wavepackets with attosecond duration and strong direc…
Dynamics of four-photon photoluminescence in gold nanoantennas
P. Biagioni, D. Brida, J. -S. Huang +5
Two-pulse correlation is employed to investigate the temporal dynamics of both two-photon photoluminescence (2PPL) and four-photon photoluminescence (4PPL) in resonant and nonreson…