Synthesis of single-cycle pulses based on a Yb:KGW laser amplifier

Fuente: arXiv
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Main Authors: Pi, Zekun, Kim, Hee-Yong, Goulielmakis, Eleftherios
Format: Preprint
Published: 2024
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author Pi, Zekun
Kim, Hee-Yong
Goulielmakis, Eleftherios
author_facet Pi, Zekun
Kim, Hee-Yong
Goulielmakis, Eleftherios
contents Yb:KGW lasers have been gaining increasing importance in ultrafast and strong-field physics, but their compression to the single- and sub- cycle regime remains a challenge. Here, we utilized a dual hollow-core fiber module for the spectral broadening of Yb:KGW pulses to more than 3.5 optical octaves, from the short-wave infrared (~1900 nm) to vacuum ultraviolet (~170 nm). A light-field-synthesizer compressed a large portion of this bandwidth (380-1000 nm) to single-cycle pulses for the first time, based on Yb:KGW technology. Our work opens the door to attaining new regimes of control and temporal compression of light pulses and their advanced applications in ultrafast spectroscopy.
format Preprint
id arxiv_https___arxiv_org_abs_2410_08183
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Synthesis of single-cycle pulses based on a Yb:KGW laser amplifier
Pi, Zekun
Kim, Hee-Yong
Goulielmakis, Eleftherios
Optics
Yb:KGW lasers have been gaining increasing importance in ultrafast and strong-field physics, but their compression to the single- and sub- cycle regime remains a challenge. Here, we utilized a dual hollow-core fiber module for the spectral broadening of Yb:KGW pulses to more than 3.5 optical octaves, from the short-wave infrared (~1900 nm) to vacuum ultraviolet (~170 nm). A light-field-synthesizer compressed a large portion of this bandwidth (380-1000 nm) to single-cycle pulses for the first time, based on Yb:KGW technology. Our work opens the door to attaining new regimes of control and temporal compression of light pulses and their advanced applications in ultrafast spectroscopy.
title Synthesis of single-cycle pulses based on a Yb:KGW laser amplifier
topic Optics
url https://arxiv.org/abs/2410.08183