Fluorescence correlation spectroscopy in an optical trap

We have combined optical trapping and fluorescence correlation spectroscopy (FCS) to determine the trapping energy and concentration of nanoparticles in suspension by analyzing the elongated dwell time and enhanced concentration in the optical trap.

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Bibliographische Detailangaben
Hauptverfasser:	Hu, Yi, Cheng, Xuanhong, Ou-Yang, H. Daniel
Format:	Tagungsbericht
Sprache:	eng
Schlagworte:	(140.7010) Laser Trapping (350.4855) Optical tweezers or optical manipulation Autocorrelation Biomedical optical imaging Charge carrier processes Communication, education, history, and philosophy Diffusion Exact sciences and technology Fluorescence Fundamental areas of phenomenology (including applications) Infrared detectors Lasers Nanomaterials Nanoparticles Nanostructure Optical saturation Optical sensors Optical trapping Optics Physics Physics literature and publications Power lasers Spectroscopy Trapped particles
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Beschreibung
Zusammenfassung:	We have combined optical trapping and fluorescence correlation spectroscopy (FCS) to determine the trapping energy and concentration of nanoparticles in suspension by analyzing the elongated dwell time and enhanced concentration in the optical trap.
ISSN:	0277-786X
DOI:	10.1117/12.860791