Isolated sub-10 attosecond pulse generation by a 6-fs driving pulse and a 5-fs subharmonic controlling pulse

We theoretically study high-order harmonic generation by quantum path control in a special two-color laser field, which is synthesized by a 6 fs/800 nm fundamental pulse and a weaker 5 fs/1600 nm subharmonic controlling pulse. Single quantum path is selected without optimizing any carrier phase, whi...

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Main Authors: Yunhui Wang, Haiping Wu, Ying Chen, Zelin Lu, Chao Yu, Qi Shi, Kaiming Deng, Ruifeng Lu
Format: Article
Language:English
Published: AIP Publishing LLC 2012-06-01
Series:AIP Advances
Online Access:http://dx.doi.org/10.1063/1.3702589
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author Yunhui Wang
Haiping Wu
Ying Chen
Zelin Lu
Chao Yu
Qi Shi
Kaiming Deng
Ruifeng Lu
author_facet Yunhui Wang
Haiping Wu
Ying Chen
Zelin Lu
Chao Yu
Qi Shi
Kaiming Deng
Ruifeng Lu
author_sort Yunhui Wang
collection DOAJ
description We theoretically study high-order harmonic generation by quantum path control in a special two-color laser field, which is synthesized by a 6 fs/800 nm fundamental pulse and a weaker 5 fs/1600 nm subharmonic controlling pulse. Single quantum path is selected without optimizing any carrier phase, which not only broadens the harmonic bandwidth to 400 eV, but also enhances the harmonic conversion efficiency in comparison with the short-plus-long scheme, which is based on 5 fs/800 nm driving pulse and 6 fs/1600 nm control pulse. An isolated 8-attosecond pulse is produced with currently available ultrafast laser sources.
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spelling doaj.art-370c8c701fb74601b43609fd1887fc652022-12-21T18:48:24ZengAIP Publishing LLCAIP Advances2158-32262012-06-0122022102022102-610.1063/1.3702589002202ADVIsolated sub-10 attosecond pulse generation by a 6-fs driving pulse and a 5-fs subharmonic controlling pulseYunhui Wang0Haiping Wu1Ying Chen2Zelin Lu3Chao Yu4Qi Shi5Kaiming Deng6Ruifeng Lu7Department of Applied Physics, Nanjing University of Science and Technology, Nanjing 210094, ChinaDepartment of Applied Physics, Nanjing University of Science and Technology, Nanjing 210094, ChinaNuclear Engineering, Department of Materials, Imperial College London, London SW7 2AZ, United KingdomDepartment of Applied Physics, Nanjing University of Science and Technology, Nanjing 210094, ChinaDepartment of Applied Physics, Nanjing University of Science and Technology, Nanjing 210094, ChinaDepartment of Applied Physics, Nanjing University of Science and Technology, Nanjing 210094, ChinaDepartment of Applied Physics, Nanjing University of Science and Technology, Nanjing 210094, ChinaDepartment of Applied Physics, Nanjing University of Science and Technology, Nanjing 210094, ChinaWe theoretically study high-order harmonic generation by quantum path control in a special two-color laser field, which is synthesized by a 6 fs/800 nm fundamental pulse and a weaker 5 fs/1600 nm subharmonic controlling pulse. Single quantum path is selected without optimizing any carrier phase, which not only broadens the harmonic bandwidth to 400 eV, but also enhances the harmonic conversion efficiency in comparison with the short-plus-long scheme, which is based on 5 fs/800 nm driving pulse and 6 fs/1600 nm control pulse. An isolated 8-attosecond pulse is produced with currently available ultrafast laser sources.http://dx.doi.org/10.1063/1.3702589
spellingShingle Yunhui Wang
Haiping Wu
Ying Chen
Zelin Lu
Chao Yu
Qi Shi
Kaiming Deng
Ruifeng Lu
Isolated sub-10 attosecond pulse generation by a 6-fs driving pulse and a 5-fs subharmonic controlling pulse
AIP Advances
title Isolated sub-10 attosecond pulse generation by a 6-fs driving pulse and a 5-fs subharmonic controlling pulse
title_full Isolated sub-10 attosecond pulse generation by a 6-fs driving pulse and a 5-fs subharmonic controlling pulse
title_fullStr Isolated sub-10 attosecond pulse generation by a 6-fs driving pulse and a 5-fs subharmonic controlling pulse
title_full_unstemmed Isolated sub-10 attosecond pulse generation by a 6-fs driving pulse and a 5-fs subharmonic controlling pulse
title_short Isolated sub-10 attosecond pulse generation by a 6-fs driving pulse and a 5-fs subharmonic controlling pulse
title_sort isolated sub 10 attosecond pulse generation by a 6 fs driving pulse and a 5 fs subharmonic controlling pulse
url http://dx.doi.org/10.1063/1.3702589
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