Gated Detection Measurements of Phosphorescence Lifetimes

A low-cost, gated system for measurements of phosphorescence lifetimes is presented. An extensive description of the system operating principles and metrological characteristics is given. Remarkably, the system operates without optical filtering of the LED excitation source. A description of a pract...

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Bibliographic Details
Main Authors: Yordan Kostov, Govind Rao
Format: Article
Language:English
Published: Academic Publishing House 2004-10-01
Series:Bioautomation
Subjects:
Online Access:http://www.clbme.bas.bg/bioautomation/2004/vol_1.1/files/1_5.1.pdf
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author Yordan Kostov
Govind Rao
author_facet Yordan Kostov
Govind Rao
author_sort Yordan Kostov
collection DOAJ
description A low-cost, gated system for measurements of phosphorescence lifetimes is presented. An extensive description of the system operating principles and metrological characteristics is given. Remarkably, the system operates without optical filtering of the LED excitation source. A description of a practical system is also given and its performance is discussed. Because the device effectively suppresses high-level background fluorescence and scattered light, it is expected to find wide-spread application in bioprocess, environmental and biomedical fields.
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spelling doaj.art-47f3f0aba63e40eab1b5e9cab47e40ca2022-12-22T03:06:42ZengAcademic Publishing HouseBioautomation1313-261X1312-451X2004-10-011199112Gated Detection Measurements of Phosphorescence LifetimesYordan KostovGovind RaoA low-cost, gated system for measurements of phosphorescence lifetimes is presented. An extensive description of the system operating principles and metrological characteristics is given. Remarkably, the system operates without optical filtering of the LED excitation source. A description of a practical system is also given and its performance is discussed. Because the device effectively suppresses high-level background fluorescence and scattered light, it is expected to find wide-spread application in bioprocess, environmental and biomedical fields.http://www.clbme.bas.bg/bioautomation/2004/vol_1.1/files/1_5.1.pdf Optical sensorGated detectionAutofluorescenceLow-costFilterless
spellingShingle Yordan Kostov
Govind Rao
Gated Detection Measurements of Phosphorescence Lifetimes
Bioautomation
Optical sensor
Gated detection
Autofluorescence
Low-cost
Filterless
title Gated Detection Measurements of Phosphorescence Lifetimes
title_full Gated Detection Measurements of Phosphorescence Lifetimes
title_fullStr Gated Detection Measurements of Phosphorescence Lifetimes
title_full_unstemmed Gated Detection Measurements of Phosphorescence Lifetimes
title_short Gated Detection Measurements of Phosphorescence Lifetimes
title_sort gated detection measurements of phosphorescence lifetimes
topic Optical sensor
Gated detection
Autofluorescence
Low-cost
Filterless
url http://www.clbme.bas.bg/bioautomation/2004/vol_1.1/files/1_5.1.pdf
work_keys_str_mv AT yordankostov gateddetectionmeasurementsofphosphorescencelifetimes
AT govindrao gateddetectionmeasurementsofphosphorescencelifetimes