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Fourier transform u.v.-visible molecular luminescence spectrometry: Fluorescence excitation spectra
Institution:1. NanoBio High-Tech Materials Research Center, Department of Biological Engineering, Inha University, Incheon, 22212, Republic of Korea;2. Department of Organic Chemistry, Sri Padmavati Mahila Visvavidyalayam, Tirupati, 517502, Andhra Pradesh, India;3. Food Safety and Distribution Research Group, Korea Food Research Institute, Wanju 55365, Republic of Korea;4. Department of Integrative Biotechnology, Sungkyunkwan University, Suwon 16419, Republic of Korea;1. Shanghai Key Laboratory for Functional Materials Chemistry and Institute of Fine Chemicals, School of Chemistry and Molecular Engineering, East China University of Science and Technology, 130 Meilong Road, Shanghai, 200237, PR China;2. Jiangsu Quality Supervision and Inspection Center for Special Safety Protection Products, 166 Lingang Avenue, Taizhou, Jiangsu, 225300, PR China;1. MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry and Chemical Engineering, Sun Yat-Sen University, Guangzhou 510275, PR China;2. School of Physics and Engineering, Sun Yat-Sen University, Guangzhou 510275, PR China;1. Department of Chemistry Università degli Studi di Milano, via Golgi 19, 20133, Milano, Italy;2. Institute of Chemical Sciences and Technologies “Giulio Natta” (SCITEC) of CNR, via Golgi 19, 20133, Milano, Italy;3. INSTM Research Unit of Milano, via Golgi 19, 20133, Milano, Italy
Abstract:The analytical utility of Fourier transform spectrometry in the u.v.-vis region was investigated. Molecular fluorescence excitation spectra were acquired for four polycyclic aromatic hydrocarbons frozen in Shpol'skii solvents. Analytical figures of merit were determined for coronene, including a limit of detection of 2 ppb and a precision better than 13% RSD. The major sources of noise in FT/u.v. molecular fluorescence spectrometry are discussed, and results are compared to those reported earlier from wavelength dispersive instruments.
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