The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 05, 2023

Filed:

Oct. 19, 2022
Applicant:

Guangdong University of Technology, Guangzhou, CN;

Inventors:

Yun Chen, Guangzhou, CN;

Yuanhui Guo, Guangzhou, CN;

Bin Xie, Guangzhou, CN;

Lu Yan, Guangzhou, CN;

Maoxiang Hou, Guangzhou, CN;

Xin Chen, Guangzhou, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 20/02 (2006.01); B01J 20/20 (2006.01); B01J 20/28 (2006.01); B01J 20/30 (2006.01); B01J 20/32 (2006.01); C23C 14/02 (2006.01); C23C 14/08 (2006.01); C23C 14/18 (2006.01); C23C 14/35 (2006.01); C02F 1/28 (2023.01); C02F 1/72 (2023.01); C02F 101/20 (2006.01); C02F 101/32 (2006.01);
U.S. Cl.
CPC ...
B01J 20/0229 (2013.01); B01J 20/205 (2013.01); B01J 20/28009 (2013.01); B01J 20/3078 (2013.01); B01J 20/3204 (2013.01); B01J 20/324 (2013.01); B01J 20/3214 (2013.01); C23C 14/022 (2013.01); C23C 14/08 (2013.01); C23C 14/185 (2013.01); C23C 14/35 (2013.01); C02F 1/281 (2013.01); C02F 1/283 (2013.01); C02F 1/288 (2013.01); C02F 1/725 (2013.01); C02F 2101/20 (2013.01); C02F 2101/327 (2013.01); C02F 2305/08 (2013.01);
Abstract

A method of fabricating a magnetically-controlled graphene-based micro-/nano-motor includes: (a) mixing FeClcrystal powder with deionized water to obtain a FeClsolution; (b) completely immersing a carbon-based microsphere in the FeClsolution; transferring the carbon-based microsphere from the FeClsolution followed by heating to allow crystallization of FeClon the surface of the carbon-based microsphere to obtain a FeCl-carbon-based microsphere; (c) heating the FeCl-carbon-based microsphere in a vacuum chamber until there is no moisture in the vacuum chamber; continuously removing gas in the vacuum chamber and introducing oxygen; and treating the FeCl-carbon-based microsphere with a laser in an oxygen-enriched environment to obtain the magnetically controlled graphene-based micro-/nano-motor. A magnetically-controlled graphene-based micro-/nano-motor is further provided.


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