72 citations · 233 across the 14 of their papers we have counts for
14 papers
Absolute measurement of the intrinsic helicity in nanophotonics
Malo Bézard, Simon Garrigou, Jérémie Béal +5
Helicity is a universal quantity describing the internal rotation of an object or a field. Whether it characterizes fundamental properties such as the spin of elementary particles…
Cathodoluminescence, light injection and EELS in STEM: From comparative to coincidence experiments
Luiz H. G. Tizei, Yves Auad, Florian Castioni +1
Electron spectroscopy implemented in electron microscopes provides high spatial resolution, down to the atomic scale, of the chemical, electronic, vibrational and optical propertie…
Advancing Time-Resolved Spectroscopies with Custom Scanning Units and Event-Based Electron Detection
Yves Auad, Florian Castioni, Jassem Baaboura +9
Direct electron detection is revolutionizing electron microscopy by offering lower noise, reduced point-spread function, and increased quantum efficiency. Among these advancements,…
Roadmap for Quantum Nanophotonics with Free Electrons
F. Javier García de Abajo, Albert Polman, Cruz I. Velasco +44
Over the past century, continuous advancements in electron microscopy have enabled the synthesis, control, and characterization of high-quality free-electron beams. These probes ca…
Nanosecond nanothermometry in an electron microscope
Florian Castioni, Yves Auad, Jean-Denis Blazit +8
Thermal transport in nanostructures plays a critical role in modern technologies. As devices shrink, techniques that can measure thermal properties at nanometer and nanosecond scal…
Time calibration studies for the Timepix3 hybrid pixel detector in electron microscopy
Yves Auad, Jassem Baaboura, Jean-Denis Blazit +4
Direct electron detection is currently revolutionizing many fields of electron microscopy due to its lower noise, its reduced point-spread function, and its increased quantum effic…
High efficiency coupling of free electrons to sub- modal volume, high-Q photonic cavities
Malo Bézard, Imène Si Hadj Mohand, Luigi Ruggierio +6
We report on the design, realization and experimental investigation by spatially resolved monochromated electron energy loss spectroscopy (EELS) of high quality factor cavities wit…
Excitation's lifetime extracted from electron-photon (EELS-CL) nanosecond-scale temporal coincidences
Nadezda Varkentina, Yves Auad, Steffi Y. Woo +9
Electron-photon temporal correlations in electron energy loss (EELS) and cathodoluminescence (CL) spectroscopies have recently been used to measure the relative quantum efficiency…
eV electron spectromicroscopy using free-space light
Yves Auad, Eduardo J. C. Dias, Marcel Tencé +7
The synergy between free electrons and light has recently been leveraged to reach an impressive degree of simultaneous spatial and spectral resolution, enabling applications in mic…
Tunneling-current-induced local excitonic luminescence in p-doped WSe monolayers
Ricardo Javier Peña Román, Yves Auad, Lucas Grasso +3
We have studied the excitonic properties of exfoliated tungsten diselenide (WSe) monolayers transferred to gold substrates using the tunneling current in a Scanning Tunneling M…
Cathodoluminescence excitation spectroscopy: nanoscale imaging of excitation pathways
Nadezda Varkentina, Yves Auad, Steffi Y. Woo +9
Following the lifespan of optical excitations from their creation to decay into photons is crucial in understanding materials optical properties. Macroscopically, techniques such a…
Unveiling the coupling of single metallic nanoparticles to whispering-gallery microcavities
Yves Auad, Cyrille Hamon, Marcel Tencé +6
Whispering-gallery mode resonators host multiple trapped narrowband circulating optical resonances that find applications in quantum electrodynamics, optomechanics, and sensing. Ho…
Event-based hyperspectral EELS: towards nanosecond temporal resolution
Yves Auad, Michael Walls, Jean-Denis Blazit +5
The acquisition of a hyperspectral image is nowadays a standard technique used in the scanning transmission electron microscope. It relates the spatial position of the electron pro…
Time-Resolved Cathodoluminescence in an Ultrafast Transmission Electron Microscope
S. Meuret, L. H. G. Tizei, F. Houdellier +6
Ultra-fast transmission electron microscopy (UTEM) combines sub-picosecond time-resolution with the versatility of TEM spectroscopies. It allows one to study the dynamics of materi…