You Don't Learn That in School: An Updated Practical Guide to Carbon Quantum Dots

Area of Science:

• Materials Science
• Nanotechnology
• Biomedical Engineering

Background:

• Carbon quantum dots (CQDs) are emerging nanomaterials with unique optical and surface properties.
• Their potential applications span cell imaging, biosensing, and targeted drug delivery.
• Key properties include tunable fluorescence, biocompatibility, and surface versatility.

Purpose of the Study:

• To review recent advancements in CQDs research.
• To summarize synthesis methods, surface modifications, characterization, and purification techniques.
• To explore current and potential applications of CQDs in various biomedical fields.

Main Methods:

• Literature review of recent studies on CQDs.
• Systematic exploration of synthesis and modification strategies.
• Analysis of CQDs' performance in different application areas.

Main Results:

• Recent progress in CQDs synthesis, surface functionalization, and purification techniques has been summarized.
• CQDs demonstrate significant potential in bioimaging, fluorescence sensing, and cancer/gene therapy.
• The review highlights the versatility and adaptability of CQDs for advanced applications.

Conclusions:

• CQDs are promising nanomaterials for biomedical applications due to their unique properties.
• Further research is needed to address current challenges and unlock future potential.
• The field of CQDs research is rapidly evolving with significant future perspectives.