Recently, a research group from the Shanghai Institute of Optics and Fine Mechanics of the Chinese Academy of Sciences (CAS) has observed periodic electron bunch fringes induced by the femtosecond laser field.
Optics & Photonics
Dec 11, 2020
0
1345
Researchers have developed a new compact and ultrafast, high-power yellow laser. The tunable laser exhibits excellent beam quality and helps fill the need for a practical yellow light source emitting ultrafast pulses of light.
Optics & Photonics
Sep 10, 2020
0
286
The generation and manipulation of high-repetition pulses hold great promise across various applications, including high-speed photography, laser processing, and acoustic wave generation. Gigahertz (GHz) burst pulses, with ...
Optics & Photonics
Dec 19, 2023
1
107
Rare-earth magnetism is dominated by localized 4f electrons, relative to inner transition metals (that are mostly comprised of lanthanides) and cannot be directly excited through an optical laser pulse. As a result, ultrafast ...
A joint research team led by Prof. Dai Qing and Prof. Li Chi from the National Center for Nanoscience and Technology (NCNST) of the Chinese Academy of Sciences (CAS) has demonstrated the coherent ultrafast photoemission from ...
Nanophysics
Oct 16, 2023
0
25
Generating intense ultrashort pulses with high spatial quality has opened up possibilities for ultrafast and strong-field science. It is so important that the Nobel Prize in Physics 2018 was given to Dr. Strickland and Dr. ...
Optics & Photonics
Mar 19, 2021
0
39
New numerical simulations by Berkeley Lab Alvarez Fellow Alexander Kemper and his colleagues at Stanford University reveal how the quantum properties of graphene can be manipulated at ultrafast timescales with femtosecond ...
Nanophysics
Jun 3, 2015
0
71
Ultrafast lasers have the advantages of high time resolution, high energy density, broadband spectrum, etc. Ultrafast lasers with high-energy and high peak power have been widely applied in industrial fields and frontier ...
Optics & Photonics
Nov 24, 2023
0
32
KAIST researchers have reported the detection of a picosecond electron motion in a silicon transistor. This study has presented a new protocol for measuring ultrafast electronic dynamics in an effective time-resolved fashion ...
Nanophysics
Nov 5, 2019
0
68
Shaping nanometric gold particles - of the size of millionths of a millimeter - to improve their properties in biomedicine and photonics has been made possible thanks to a special laser system in a work carried out at the ...
Nanophysics
Nov 3, 2017
0
35
