A kind of preparation method of multistage micro-nano motor

A micro-nano motor and motor technology, applied in nanostructure manufacturing, nanotechnology, nanotechnology and other directions, can solve the problems of single operating environment, insufficient carrying capacity, limited motor application potential, etc., to achieve a wide range of applications and efficient completion of tasks. Effect

Active Publication Date: 2020-11-10
SOUTH CHINA NORMAL UNIVERSITY
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  • Abstract
  • Description
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Problems solved by technology

[0004] The current research on micro-nano motors has made great progress. The existing research mainly focuses on micro-nano motors with shapes such as particles, Janus spheres, nanowires, nanosheets, and helixes. These single-form motors still face motion. The problem of low efficiency and insufficient carrying capacity
Due to the excessive viscosity of the fluid, the movement of the micro-nano motor will be hindered, the movement speed of the motor will decrease, and their operating environment is single, which will cause the motor to perform specific tasks (such as drug delivery, substance detection, water treatment, bacteria, etc.) The efficiency is greatly reduced when compared with cell capture transport, etc.), which greatly limits the application potential of motors

Method used

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  • A kind of preparation method of multistage micro-nano motor
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  • A kind of preparation method of multistage micro-nano motor

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Embodiment Construction

[0021] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

[0022] Such as Figure 1-4 Shown, a kind of preparation method of multistage micro-nano motor comprises the following steps:

[0023] Step 1: Sputter a layer of Ag on the alumina template with a magnetron ion coating machine as a working electrode, and then use a Pt electrode and an Ag / AgCl reference electrode to form a three-electrode system. Use an electrochemical workstation, model CHI660E , using the template-assisted electrodeposition method to electrodeposit...

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Abstract

The invention provides a preparation method of a multi-stage micro-nano motor. By the preparation method, a novel chemically-driven micromotor loaded with a magnetic field-driven nanomotor is prepared. The multi-stage micro-nano motor can move in a chemical field firstly and gradually release the magnetically-driven nanomotor and the released nanomotor can move under the driving of a magnetic field so as to perform own target tasks. By the preparation method, the placement position of the nanomotor can be further accurately controlled, so that the small motor operates in a finer working area;meanwhile, small motors with different driving ways can be loaded, so that the application value of the multi-stage micro-nano motor in more aspects is achieved.

Description

technical field [0001] The invention relates to the technical field of micro-nano motors, in particular to a preparation method of a multi-stage micro-nano motor. Background technique [0002] A micro-nano motor is a microscopic motor that can be activated by a variety of energies (chemical energy, light energy, sound energy, electrical energy, magnetic energy, etc.) device. The upsurge of research on micro-nano motors has gradually penetrated into many disciplines such as chemistry, physics, biology, environmental science, tribology, fluid mechanics, etc., and has become a hot spot in the field of nanoscience research. After more than ten years of development, micro-nano motors have made considerable progress in terms of motion performance, manufacturing technology, and practical applications. According to the energy source driven by the motor, it can be divided into chemical energy driven by chemical reaction or external physical energy driven (light energy, sound energy...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B81C1/00B82B1/00B82Y15/00B82Y40/00
CPCB81B2201/037B81C1/00349B81C1/00539B81C1/00611B81C2201/0102B81C2201/0133B82B1/002B82Y15/00B82Y40/00
Inventor 董任峰蔡跃鹏王纯王庆龙
Owner SOUTH CHINA NORMAL UNIVERSITY
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