http://www.ccspublishing.org.cn/article/doi/10.11862/CJIC.2024.034 WebJul 1, 2024 · Originally, four kinds of conjugated structures, including the anion of coniferyl alcohol, biphenyl, stilbene and phenylcoumarin, were ... UV-spectrum was acquired in a UV-2450 spectrometer (Shimadzu Co., Japan). Fluorescence spectrum was recorded by a HITACHI F-4600 luminoscope spectrometer. Fluorescent lifetime was recorded by a …
Fluorescence based detection of polychlorinated …
Web26、 [期刊论文]-Carbon dots for fluorescent detection of alpha-glucosidase activity using enzyme activated inner filter effect and its application to anti ... Polychlorinated Dibenzofurans, and Dioxin-Like Polychlorinated Biphenyls in Umbilical Cord Serum from Pregnant Women Living Near a Chemical Plant in Tianjin, China. 年份 ... WebIn vacuum deposited biphenyl on Al2O3, biphenyl undergoes a disorder-to-order transition at about 165 K. Subsequent to the transition, the fluorescence of multilayer biphenyl … the pythian apartments new orleans
Electronic Structure and Geometry of Biphenyl Derivatives. A …
WebThe fluorescence properties of compounds 1-5 were investigated at room temperature on the powdery samples by exciting at 365 nm. As shown in Fig. 5, ... Thuéry P, Harrowfield J. Uranyl ion complexes with 1,1'-biphenyl-2,2',6,6'-tetracarboxylic acid: Structural and spectroscopic studies of one- to three-dimensional assemblies[J]. WebDec 29, 2009 · The biphenyl upper pathway breaks down biphenyl into benzoic acid and 2-hydroxy-penta-2, 4-dienoic acid as shown in Figure 2. The aliphatic acid is metabolized via acetyl-CoA through the tricarboxylic acid cycle ultimately leading to CO 2. The chlorobenzoic acids can be mineralized in co-culture with bacterial strains which can use ... WebDec 13, 2006 · A characteristic peak of fluorescent whitening agents (FWAs) was detected by fluorescence excitation spectrum (FES) measurement of river water samples. The main causative chemical was 4,4’-bis(2-sulfostyryl)-biphenyl (DSBP), which is commonly added to household detergents in Japan. As the fluorescence of DSBP overlaps with that of … sign in giant food