Coherent narrowband light source for ultrafast photoelectron spectroscopy in the 17–31 eV photon energy range

Autor: Riccardo Cucini, Tommaso Pincelli, Giancarlo Panaccione, Damir Kopic, Fabio Frassetto, Paolo Miotti, Gian Marco Pierantozzi, Simone Peli, Andrea Fondacaro, Aleksander De Luisa, Alessandro De Vita, Pietro Carrara, Damjan Krizmancic, Daniel T. Payne, Federico Salvador, Andrea Sterzi, Luca Poletto, Fulvio Parmigiani, Giorgio Rossi, Federico Cilento

Publikováno v: Structural Dynamics, Vol 7, Iss 1, Pp 014303-014303-10 (2020)

Here, we report on a novel narrowband High Harmonic Generation (HHG) light source designed for ultrafast photoelectron spectroscopy (PES) on solids. Notably, at 16.9 eV photon energy, the harmonics bandwidth equals 19 meV. This result has been obtain

Externí odkaz: https://doaj.org/article/c7e6d89546c9481d96075451eb420f15

Influence of Orbital Character on the Ground State Electronic Properties in the van Der Waals Transition Metal Iodides VI

Autor: Alessandro, De Vita, Thao Thi Phuong, Nguyen, Roberto, Sant, Gian Marco, Pierantozzi, Danila, Amoroso, Chiara, Bigi, Vincent, Polewczyk, Giovanni, Vinai, Loi T, Nguyen, Tai, Kong, Jun, Fujii, Ivana, Vobornik, Nicholas B, Brookes, Giorgio, Rossi, Robert J, Cava, Federico, Mazzola, Kunihiko, Yamauchi, Silvia, Picozzi, Giancarlo, Panaccione

Publikováno v: Nano letters. 22(17)

Two-dimensional van der Waals magnetic semiconductors display emergent chemical and physical properties and hold promise for novel optical, electronic and magnetic "few-layers" functionalities. Transition-metal iodides such as CrI

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::f7ff645839ed8e2bc104a8893925bbda
https://pubmed.ncbi.nlm.nih.gov/36039834

Lifetime of Photogenerated Positive Charges in Hybrid Cerium Oxide-Based Materials from Space and Mirror Charge Effects in Time-Resolved Photoemission Spectroscopy

Autor: Jacopo Stefano Pelli Cresi, Eleonora Spurio, Lorenzo Di Mario, Patrick O’Keeffe, Stefano Turchini, Stefania Benedetti, Gian Marco Pierantozzi, Alessandro De Vita, Riccardo Cucini, Daniele Catone, Paola Luches

Publikováno v: Journal of Physical Chemistry C, 126(27), 11174-11181. AMER CHEMICAL SOC

Space and mirror charge effects in time-resolved photoemission spectroscopy can be modeled to obtain relevant information on the recombination dynamics of charge carriers. We successfully extracted from these phenomena the reneutralization characteri

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8009472555864c07a4a63a0b97038166
https://pubs.acs.org/doi/10.1021/acs.jpcc.2c02148

Quantitative Ultrafast Electron-Temperature Dynamics in Photo-Excited Au Nanoparticles

Autor: Giancarlo Panaccione, Daniele Catone, Maria Sygletou, Piero Torelli, Stefania Benedetti, Francesco Bisio, R. Cucini, Alessandro De Vita, Pietro Carrara, Marzia Ferrera, Maurizio Canepa, Gian Marco Pierantozzi, Giuseppe Della Valle, Alessandro di Bona

Publikováno v: Small
Small (Weinh., Print) 17 (2021): 2100050-1–2100050-8. doi:10.1002/smll.202100050
info:cnr-pdr/source/autori:Sygletou M.; Benedetti S.; Ferrera M.; Pierantozzi G.M.; Cucini R.; Della Valle G.; Carrara P.; De Vita A.; di Bona A.; Torelli P.; Catone D.; Panaccione G.; Canepa M.; Bisio F./titolo:Quantitative Ultrafast Electron-Temperature Dynamics in Photo-Excited Au Nanoparticles/doi:10.1002%2Fsmll.202100050/rivista:Small (Weinh., Print)/anno:2021/pagina_da:2100050-1/pagina_a:2100050-8/intervallo_pagine:2100050-1–2100050-8/volume:17

The femtosecond evolution of the electronic temperature of laser-excited gold nanoparticles is measured, by means of ultrafast time-resolved photoemission spectroscopy induced by extreme-ultraviolet radiation pulses. The temperature of the electron g

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::06714a5ecd551ecd3bf588fcfe1b2fa8

Secondary electron generation mechanisms in carbon allotropes at low impact electron energies

Autor: Vytautas Astašauskas, Gian Marco Pierantozzi, Giovanni Stefani, Wolfgang S. M. Werner, Mauro Taborelli, Alessandro Ruocco, Olga Yu. Ridzel, Alessandra Bellissimo

Publikováno v: Journal of Electron Spectroscopy and Related Phenomena, 241

More than a century after the discovery of the electron, there are still fundamental, yet unresolved, questions concerning the generation-ejection mechanism of the ubiquitous Secondary Electrons (SEs) from a solid surface. Broadness of the field of a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::254517cd7f8d5d8e0ea230f5bb2f61b9
http://cds.cern.ch/record/2800205