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Measurement approach of Brownian motion force by an abrupt tapered fiber optic tweezers
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10.1063/1.2760179
/content/aip/journal/apl/91/5/10.1063/1.2760179
http://aip.metastore.ingenta.com/content/aip/journal/apl/91/5/10.1063/1.2760179
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(Color online) Image of the tapered fiber tip optical tweezers for trapping small particle.

Image of FIG. 2.
FIG. 2.

Sketch of the basic apparatus used for the tapered fiber optical tweezers trapping a particle in water to sense the Brownian motion force acting on the surface of the trapped particle.

Image of FIG. 3.
FIG. 3.

(Color online) Description of Brownian motion force measuring by adjusting the optical power resulting in the variation of the depth of trapping force potential well.

Image of FIG. 4.
FIG. 4.

Calibration results of optical power vs the external trapping force.

Image of FIG. 5.
FIG. 5.

(Color online) Brownian motion force detected by a fiber optic force sensor.

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/content/aip/journal/apl/91/5/10.1063/1.2760179
2007-07-30
2014-04-25
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Measurement approach of Brownian motion force by an abrupt tapered fiber optic tweezers
http://aip.metastore.ingenta.com/content/aip/journal/apl/91/5/10.1063/1.2760179
10.1063/1.2760179
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