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Tailoring Functional Micromotors for Sensing.

Lijun Cai¹, Dongyu Xu¹, Zeyou Zhang¹

¹Department of Rheumatology and Immunology, Nanjing Drum Tower Hospital, School of Biological Science and Medical Engineering, Southeast University, Nanjing 210096, China.

Research (Washington, D.C.)

|April 11, 2023

Summary

Micromotors offer autonomous movement for advanced sensing applications. This review covers their propulsion, sensing strategies, and diverse applications in environmental, food safety, and biomedical fields.

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Area of Science:

Nanotechnology
Materials Science
Chemical Engineering

Background:

Micromotors, with autonomous movement capabilities, are emerging as powerful tools for sensing.
Their unique properties enable novel detection and monitoring strategies across various scientific disciplines.

Purpose of the Study:

To provide a comprehensive review of micromotors tailored for sensing applications.
To cover propulsion mechanisms, sensing strategies, and applications of micromotors.

Main Methods:

Summarizing fuel-based and fuel-free propulsion mechanisms of micromotors.
Detailing sensing strategies including speed-based and fluorescence-based approaches.
Presenting examples of micromotor sensing systems.

Main Results:

Micromotors utilize diverse propulsion methods for targeted movement.
Various sensing strategies are implemented, leveraging micromotor behavior and properties.
Applications span environmental monitoring, food safety, and biomedical diagnostics.

Conclusions:

Micromotors represent a significant advancement in sensing technology.
Further research into challenges and prospects will drive innovation in micromotor-based sensing.
This review aims to inspire new ideas and research directions in the field.