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Related Experiment Video

Updated: Jul 21, 2025

Use of Dual Optical Tweezers and Microfluidics for Single-Molecule Studies

Use of Dual Optical Tweezers and Microfluidics for Single-Molecule Studies

Published on: November 18, 2022

Optofluidic Tweezers: Efficient and Versatile Micro/Nano-Manipulation Tools.

Yuchen Zhu^1,2,3,4, Minmin You⁵, Yuzhi Shi^1,2,3,4

¹Institute of Precision Optical Engineering, School of Physics Science and Engineering, Tongji University, Shanghai 200092, China.

|July 29, 2023

Summary

Optical tweezers (OTs) precisely manipulate particles using light. Combining OTs with microfluidics creates optofluidic tweezers, enhancing speed and efficiency for diverse applications.

Keywords:

bioparticles multifunctional manipulation optical tweezers optofluidics

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Last Updated: Jul 21, 2025

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Nanomanipulation of Single RNA Molecules by Optical Tweezers

Nanomanipulation of Single RNA Molecules by Optical Tweezers

Published on: August 20, 2014

Area of Science:

Physics
Biotechnology
Chemistry

Background:

Optical tweezers (OTs) utilize light momentum for non-contact particle manipulation.
OTs are crucial tools in nonlinear optics, soft-condensed-matter physics, molecular biology, and analytical chemistry.
Traditional OTs face limitations in speed and efficiency.

Purpose of the Study:

To provide a comprehensive overview of optofluidic tweezers.
To summarize recent advancements in particle capture, manipulation, sorting, and measurement using optofluidic technologies.
To highlight emerging trends and future directions in the field.

Main Methods:

Review of static optical tweezers principles.
Overview of optofluidic tweezers technologies, including holographic, photonic-crystal, and waveguide optical tweezers.
Exploration of combined techniques like antigen-antibody interactions and Raman spectroscopy with optofluidic tweezers.

Main Results:

Optofluidic tweezers enhance the speed and efficiency of particle manipulation.
Diverse optofluidic platforms enable advanced applications in various scientific disciplines.
Integration with other techniques expands the functionality of optofluidic tweezers.

Conclusions:

Optofluidic tweezers represent a significant advancement over traditional optical tweezers.
Continued integration and technological development promise broader applications.
Addressing current challenges is key to unlocking future potential in optofluidic research.