Title

Instrumentation for multidimensional luminescence spectroscopy and its application to low-temperature analysis in Shpol'skii matrixes and optically scattering media

Authors

Authors

A. D. Campiglia; A. J. Bystol;S. J. Yu

Comments

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Abbreviated Journal Title

Anal. Chem.

Keywords

POLYCYCLIC AROMATIC-HYDROCARBONS; SOLID-LIQUID EXTRACTION; WATER; SAMPLES; PHARMACEUTICAL-PREPARATIONS; FLUORESCENCE SPECTROSCOPY; ANALYTICAL-CHEMISTRY; HELIUM TEMPERATURE; FIBEROPTIC PROBE; PHOSPHORESCENCE; PHOSPHORIMETRY; Chemistry, Analytical

Abstract

We present a single instrument with the capability to collect multidimensional data formats in both the fluorescence and the phosphorescence time domains. We also demonstrate the ability to perform luminescence measurements in highly scattering media by comparing the precision of measurements in Shpol'skii solvents to those obtained in "snowlike" matrixes and solid samples. For decades, conventional low-temperature methodology has been restricted to optically transparent media. This restriction has limited its application to organic solvents that freeze into a glass. We remove this limitation with the use of cryogenic fiber-optic probes.

Journal Title

Analytical Chemistry

Volume

78

Issue/Number

2

Publication Date

1-1-2006

Document Type

Article

Language

English

First Page

484

Last Page

492

WOS Identifier

WOS:000234826400017

ISSN

0003-2700

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