Process design of microdomains with quantum mechanics for giant pulse lasers

Abstract The power scaling of laser devices can contribute to the future of humanity. Giant microphotonics have been advocated as a solution to this issue. Among various technologies in giant microphotonics, process control of microdomains with quantum mechanical calculations is expected to increase...

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Autores principales:	Yoichi Sato, Jun Akiyama, Takunori Taira
Formato:	article
Lenguaje:	EN
Publicado:	Nature Portfolio 2017
Materias:	Medicine R Science Q
Acceso en línea:	https://doaj.org/article/2295a313ecd6414e913726256eb9e3b6
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spelling	oai:doaj.org-article:2295a313ecd6414e913726256eb9e3b62021-12-02T15:04:57ZProcess design of microdomains with quantum mechanics for giant pulse lasers10.1038/s41598-017-10884-z2045-2322https://doaj.org/article/2295a313ecd6414e913726256eb9e3b62017-09-01T00:00:00Zhttps://doi.org/10.1038/s41598-017-10884-zhttps://doaj.org/toc/2045-2322Abstract The power scaling of laser devices can contribute to the future of humanity. Giant microphotonics have been advocated as a solution to this issue. Among various technologies in giant microphotonics, process control of microdomains with quantum mechanical calculations is expected to increase the optical power extracted per unit volume in gain media. Design of extensive variables influencing the Gibbs energy of controlled microdomains in materials can realize desired properties. Here we estimate the angular momentum quantum number of rare-earth ions in microdomains. Using this process control, we generate kilowatt-level laser output from orientation-controlled microdomains in a laser gain medium. We also consider the limitations of current samples, and discuss the prospects of power scaling and applications of our technology. This work overturns at least three common viewpoints in current advanced technologies, including material processing based on magnetohydrodynamics, grain-size control of transparent polycrystals in fine ceramics, and the crystallographic symmetry of laser ceramics in photonics.Yoichi SatoJun AkiyamaTakunori TairaNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 7, Iss 1, Pp 1-11 (2017)
institution	DOAJ
collection	DOAJ
language	EN
topic	Medicine R Science Q
spellingShingle	Medicine R Science Q Yoichi Sato Jun Akiyama Takunori Taira Process design of microdomains with quantum mechanics for giant pulse lasers
description	Abstract The power scaling of laser devices can contribute to the future of humanity. Giant microphotonics have been advocated as a solution to this issue. Among various technologies in giant microphotonics, process control of microdomains with quantum mechanical calculations is expected to increase the optical power extracted per unit volume in gain media. Design of extensive variables influencing the Gibbs energy of controlled microdomains in materials can realize desired properties. Here we estimate the angular momentum quantum number of rare-earth ions in microdomains. Using this process control, we generate kilowatt-level laser output from orientation-controlled microdomains in a laser gain medium. We also consider the limitations of current samples, and discuss the prospects of power scaling and applications of our technology. This work overturns at least three common viewpoints in current advanced technologies, including material processing based on magnetohydrodynamics, grain-size control of transparent polycrystals in fine ceramics, and the crystallographic symmetry of laser ceramics in photonics.
format	article
author	Yoichi Sato Jun Akiyama Takunori Taira
author_facet	Yoichi Sato Jun Akiyama Takunori Taira
author_sort	Yoichi Sato
title	Process design of microdomains with quantum mechanics for giant pulse lasers
title_short	Process design of microdomains with quantum mechanics for giant pulse lasers
title_full	Process design of microdomains with quantum mechanics for giant pulse lasers
title_fullStr	Process design of microdomains with quantum mechanics for giant pulse lasers
title_full_unstemmed	Process design of microdomains with quantum mechanics for giant pulse lasers
title_sort	process design of microdomains with quantum mechanics for giant pulse lasers
publisher	Nature Portfolio
publishDate	2017
url	https://doaj.org/article/2295a313ecd6414e913726256eb9e3b6
work_keys_str_mv	AT yoichisato processdesignofmicrodomainswithquantummechanicsforgiantpulselasers AT junakiyama processdesignofmicrodomainswithquantummechanicsforgiantpulselasers AT takunoritaira processdesignofmicrodomainswithquantummechanicsforgiantpulselasers
_version_	1718388942204567552

Process design of microdomains with quantum mechanics for giant pulse lasers

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