Femtosecond Laser Fabrication of Anatase TiO2 Micro-nanostructures with Chemical Oxidation and Annealing

Abstract The fabrication of nanoporous anatase TiO2 on a microstructured Ti base is achieved through an innovative hybrid fabrication method involving femtosecond laser ablation coupled with H2O2 oxidation and annealing. The anatase TiO2 micro-nanostructures have superior photocatalytic degradation...

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Autores principales:	Ting Huang, Jinlong Lu, Xin Zhang, Rongshi Xiao, Wuxiong Yang, Qiang Wu
Formato:	article
Lenguaje:	EN
Publicado:	Nature Portfolio 2017
Materias:	Medicine R Science Q
Acceso en línea:	https://doaj.org/article/9ac9d7013c3f4c29be9cd5c42ede82b9
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spelling	oai:doaj.org-article:9ac9d7013c3f4c29be9cd5c42ede82b92021-12-02T15:05:46ZFemtosecond Laser Fabrication of Anatase TiO2 Micro-nanostructures with Chemical Oxidation and Annealing10.1038/s41598-017-02369-w2045-2322https://doaj.org/article/9ac9d7013c3f4c29be9cd5c42ede82b92017-05-01T00:00:00Zhttps://doi.org/10.1038/s41598-017-02369-whttps://doaj.org/toc/2045-2322Abstract The fabrication of nanoporous anatase TiO2 on a microstructured Ti base is achieved through an innovative hybrid fabrication method involving femtosecond laser ablation coupled with H2O2 oxidation and annealing. The anatase TiO2 micro-nanostructures have superior photocatalytic degradation of methyl orange due to enhanced light harvesting capacity and surface area. The photodegradation efficiency increases by a maximum of 80% compared to the nanoporous anatase TiO2 fabricated through H2O2 oxidation and annealing only (without femtosecond laser ablation). Meanwhile, The anatase TiO2 micro-nanostructures show good cyclic performance, indicating a great potential for practical application. The proposed hybrid method can easily tune the morphology and size of microstructure by simply adjusting the femtosecond laser parameters, showing advantage in fabricating of micro-nanostructures with a rich variety of morphologies.Ting HuangJinlong LuXin ZhangRongshi XiaoWuxiong YangQiang WuNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 7, Iss 1, Pp 1-7 (2017)
institution	DOAJ
collection	DOAJ
language	EN
topic	Medicine R Science Q
spellingShingle	Medicine R Science Q Ting Huang Jinlong Lu Xin Zhang Rongshi Xiao Wuxiong Yang Qiang Wu Femtosecond Laser Fabrication of Anatase TiO2 Micro-nanostructures with Chemical Oxidation and Annealing
description	Abstract The fabrication of nanoporous anatase TiO2 on a microstructured Ti base is achieved through an innovative hybrid fabrication method involving femtosecond laser ablation coupled with H2O2 oxidation and annealing. The anatase TiO2 micro-nanostructures have superior photocatalytic degradation of methyl orange due to enhanced light harvesting capacity and surface area. The photodegradation efficiency increases by a maximum of 80% compared to the nanoporous anatase TiO2 fabricated through H2O2 oxidation and annealing only (without femtosecond laser ablation). Meanwhile, The anatase TiO2 micro-nanostructures show good cyclic performance, indicating a great potential for practical application. The proposed hybrid method can easily tune the morphology and size of microstructure by simply adjusting the femtosecond laser parameters, showing advantage in fabricating of micro-nanostructures with a rich variety of morphologies.
format	article
author	Ting Huang Jinlong Lu Xin Zhang Rongshi Xiao Wuxiong Yang Qiang Wu
author_facet	Ting Huang Jinlong Lu Xin Zhang Rongshi Xiao Wuxiong Yang Qiang Wu
author_sort	Ting Huang
title	Femtosecond Laser Fabrication of Anatase TiO2 Micro-nanostructures with Chemical Oxidation and Annealing
title_short	Femtosecond Laser Fabrication of Anatase TiO2 Micro-nanostructures with Chemical Oxidation and Annealing
title_full	Femtosecond Laser Fabrication of Anatase TiO2 Micro-nanostructures with Chemical Oxidation and Annealing
title_fullStr	Femtosecond Laser Fabrication of Anatase TiO2 Micro-nanostructures with Chemical Oxidation and Annealing
title_full_unstemmed	Femtosecond Laser Fabrication of Anatase TiO2 Micro-nanostructures with Chemical Oxidation and Annealing
title_sort	femtosecond laser fabrication of anatase tio2 micro-nanostructures with chemical oxidation and annealing
publisher	Nature Portfolio
publishDate	2017
url	https://doaj.org/article/9ac9d7013c3f4c29be9cd5c42ede82b9
work_keys_str_mv	AT tinghuang femtosecondlaserfabricationofanatasetio2micronanostructureswithchemicaloxidationandannealing AT jinlonglu femtosecondlaserfabricationofanatasetio2micronanostructureswithchemicaloxidationandannealing AT xinzhang femtosecondlaserfabricationofanatasetio2micronanostructureswithchemicaloxidationandannealing AT rongshixiao femtosecondlaserfabricationofanatasetio2micronanostructureswithchemicaloxidationandannealing AT wuxiongyang femtosecondlaserfabricationofanatasetio2micronanostructureswithchemicaloxidationandannealing AT qiangwu femtosecondlaserfabricationofanatasetio2micronanostructureswithchemicaloxidationandannealing
_version_	1718388719790063616

Femtosecond Laser Fabrication of Anatase TiO2 Micro-nanostructures with Chemical Oxidation and Annealing

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