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Motor-like microlasers functioning in biological fluids.

Ziyihui Wang1,2, Linwei Shang2, Zehang Gao3,4

  • 1School of Precision Instrument and Opto-Electronics Engineering, Tianjin University, Tianjin 300072, China.

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|September 5, 2022
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Summary
This summary is machine-generated.

Researchers developed novel motor-like microlasers using magnetic liquid crystal droplets. These controllable laser-emitting micromotors enable precise manipulation and targeted light delivery for biological applications.

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Area of Science:

  • Optics and Photonics
  • Biotechnology
  • Materials Science

Background:

  • Microlasers offer intense light and narrow linewidth for biological studies.
  • Controllable motion and versatile functions of microlasers in biological systems are challenging.

Purpose of the Study:

  • To introduce motor-like microlasers with controllable motion and versatile functions.
  • To demonstrate their application in biological systems.

Main Methods:

  • Fabrication of magnetic-doped liquid crystal droplets as microlasers.
  • Control of translational and rotatory motion using magnetic fields.
  • Encoding functions and wavelengths onto lasing micromotors.

Main Results:

  • Achieved real-time control over microlaser direction and velocity.
  • Demonstrated tunable translational and rotatory movements.
  • Successfully created lasing-encoded motors with distinct functions and wavelengths.

Conclusions:

  • Motor-like microlasers provide precise manipulation in biological fluids.
  • This technology offers a novel approach for localized light stimulation and subcellular imaging.
  • Paves the way for programmable on-chip laser devices and intelligent laser-emitting systems.