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High-resolution Fiber-optic Microendoscopy for in situ Cellular Imaging
Published on: January 11, 2011
Organization of microscale objects using a microfabricated optical fiber
S K Mohanty1, K S Mohanty, M W Berns
1Beckman Laser Institute, University of California-Irvine, Irvine, CA 92612, USA. smohanty@uci.edu
Optics Letters
|September 17, 2008
Summary
This study introduces a novel fiber-optic axicon for organizing microscopic particles. It achieves near-field trapping, enabling particle self-organization into chains along azimuthal directions.
Area of Science:
- Optics
- Photonics
- Microscopy
Background:
- Optical binding utilizes light to manipulate microscopic objects.
- Fiber-optic devices offer precise control over light delivery.
Purpose of the Study:
- To demonstrate a single fiber-optic axicon for microscopic object organization.
- To explore near-field trapping for particle self-organization.
Main Methods:
- Utilized a single fiber-optic axicon device.
- Manipulated fiber tip shape to induce total internal reflection.
- Employed near-field trapping for particle manipulation.
Main Results:
- Achieved longitudinal optical binding for particle organization.
- Enabled near-field trapping by manipulating fiber tip geometry.
- Observed self-organization of long particle chains along azimuthal directions.
Conclusions:
- A single fiber-optic axicon can effectively organize microscopic objects.
- Near-field trapping offers a novel method for particle self-organization in azimuthal directions.
