Ultra-compact plasmonic electron accelerator on chip

Electron accelerators are essential equipment in science and industry. However, their large footprint, ranging in length up to kilometers, limits their availability. Hence, compact solution to this problem is one of the major trends in advance accelerators. In this paper, a design of micro-scale ele...

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Main Authors: Lin Wang, Kun Yin
Format: Article
Language:English
Published: Elsevier 2022-04-01
Series:Results in Physics
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2211379722001309
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author Lin Wang
Kun Yin
author_facet Lin Wang
Kun Yin
author_sort Lin Wang
collection DOAJ
description Electron accelerators are essential equipment in science and industry. However, their large footprint, ranging in length up to kilometers, limits their availability. Hence, compact solution to this problem is one of the major trends in advance accelerators. In this paper, a design of micro-scale electron accelerator based on surface plasmons is proposed. Due to the near-field enhancement effect of plasmons, this structure establishes extremely strong field for acceleration within less than 1μm. Simulation results shows that driven by infrared laser, the designed accelerator with 5 GV/m peak field deliver more than 0.39 keV energy to electrons. Cascaded in chain, this structure can realize fully electron acceleration, and has the potential of becoming the critical element of future integrated free electron light source lab on chip.
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spelling doaj.art-cbac388c7e2a4067874b5bfec79b38402022-12-21T21:10:37ZengElsevierResults in Physics2211-37972022-04-0135105355Ultra-compact plasmonic electron accelerator on chipLin Wang0Kun Yin1Corresponding author.; Zhejiang Lab, Hangzhou, ChinaCorresponding author.; Zhejiang Lab, Hangzhou, ChinaElectron accelerators are essential equipment in science and industry. However, their large footprint, ranging in length up to kilometers, limits their availability. Hence, compact solution to this problem is one of the major trends in advance accelerators. In this paper, a design of micro-scale electron accelerator based on surface plasmons is proposed. Due to the near-field enhancement effect of plasmons, this structure establishes extremely strong field for acceleration within less than 1μm. Simulation results shows that driven by infrared laser, the designed accelerator with 5 GV/m peak field deliver more than 0.39 keV energy to electrons. Cascaded in chain, this structure can realize fully electron acceleration, and has the potential of becoming the critical element of future integrated free electron light source lab on chip.http://www.sciencedirect.com/science/article/pii/S2211379722001309Surface plasmonsNear-field enhancementNano-photonicsAccelerator physics
spellingShingle Lin Wang
Kun Yin
Ultra-compact plasmonic electron accelerator on chip
Results in Physics
Surface plasmons
Near-field enhancement
Nano-photonics
Accelerator physics
title Ultra-compact plasmonic electron accelerator on chip
title_full Ultra-compact plasmonic electron accelerator on chip
title_fullStr Ultra-compact plasmonic electron accelerator on chip
title_full_unstemmed Ultra-compact plasmonic electron accelerator on chip
title_short Ultra-compact plasmonic electron accelerator on chip
title_sort ultra compact plasmonic electron accelerator on chip
topic Surface plasmons
Near-field enhancement
Nano-photonics
Accelerator physics
url http://www.sciencedirect.com/science/article/pii/S2211379722001309
work_keys_str_mv AT linwang ultracompactplasmonicelectronacceleratoronchip
AT kunyin ultracompactplasmonicelectronacceleratoronchip