WebApr 6, 2024 · Emission quantum yields (Ф F) and fluorescence lifetimes (τ F) were measured to further study their photophysical properties. 9,10-diphenylanthracene was used as a standard [Φ F = 100% in DCM] by excitation at 468 nm. All three compounds in this study and 9,10-diphenylanthracene were dissolved in DCM at 10 –6 M and measured.. … 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 ...
Twisted Biphenyl‐Diimide Derivatives with Aggregation‐Induced …
WebJul 16, 2024 · In this work, biphenyl was used as carbon source to enrich microorganisms from polychlorinated biphenyls (PCBs)-contaminated paddy soil samples, and the taxonomic structures in both of the soil samples and the fourth-generation enrichments were examined with high-throughput sequencing. ... Besides, based on fluorescence lifetime … WebDec 7, 2024 · It can be concluded that the fluorescence properties of nano/cellulose (range of 500–600 nm) are caused by its own structure and are independent of the presence of … focas chilenas
The fluorescence of some biphenyl derivatives - Portland Press
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 … WebAug 1, 2010 · By measuring fluorescence spectra at 25−283 °C as well as those of diacetoxybiphenyl and biphenyl as model compounds, a high excitation wavelength … WebA triarylborane-based biphenyl, 4,4′-dibromo-2-dimesitylboryl-2′-(N,N-dimethylamino)biphenyl (Br 2-BN-BPh), exhibits very unique temperature-dependent fluorescence behavior.Although Br 2-BN-BPh is weakly emissive at room temperature, its fluorescence increases abruptly at a specific high temperature (68 °C in MOE, 88 °C in … foca para windows 11