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Updated: Jan 19, 2026

Author Spotlight: Advancing SERS Technology: Au@Carbon Dot Nanoprobes for Label-Free Analysis and Imaging
Published on: June 9, 2023
Carbon dots: advances in nanocarbon applications
Zhenhui Kang1, Shuit-Tong Lee1
1Institute of Functional Nano and Soft Materials (FUNSOM), Jiangsu Key Laboratory for Carbon-based Functional Materials and Devices, Soochow University, Suzhou 215123, China. zhkang@suda.edu.cn apannale@suda.edu.cn.
Carbon dots (C-Dots) are small nanomaterials with unique properties. This review highlights their recent advances in applications like bioimaging, catalysis, and functional materials.
Area of Science:
- Materials Science
- Nanotechnology
- Chemistry
Background:
- Carbon dots (C-Dots) are emerging carbon nanomaterials (<10 nm) with unique physicochemical and photochemical properties.
- Their complex structures present challenges in quantitative property understanding.
- C-Dots show promise for diverse applications including imaging, environmental, catalytic, biological, and energy-related fields.
Purpose of the Study:
- To review recent progress in the practical applications of carbon dots.
- To focus on key research areas where C-dots are making an impact.
Main Methods:
- Literature review of recent studies on carbon dots.
- Analysis of C-dot applications in various fields.
Main Results:
- C-dots are being increasingly utilized in light-emitting devices.
- Significant advancements in C-dot applications for bioimaging and biodetection.
- Growing use of C-dots in catalysis, functional materials, and agriculture.
Conclusions:
- Carbon dots are versatile nanomaterials with rapidly developing applications.
- Further research into their complex properties will unlock even greater potential.
- C-dots are poised to play a significant role in future technological advancements.
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Dot Product
In engineering, the dot product of any two vectors is the product of the magnitudes of the vectors and the cosine of the angle between them. It is denoted by a dot symbol between the two vectors.
Consider a vehicle pulling an object along the ground using a rope. If the rope makes an angle with the horizontal axis, the work done can be calculated using the dot product of the force applied and the object's displacement.
The dot...

