Zobrazeno 1 - 10
of 3 305
pro vyhledávání: '"Ratiometric fluorescence"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-9 (2024)
Abstract Based on the dual response of RhB@UiO-67 (1:6) to Cu2+ and Fe3+, a proportional fluorescent probe with (I 392 /I 581 ) as the output signal was developed to recognize Cu2+ and Fe3+. Developing highly sensitive and selective trace metal ions
Externí odkaz:
https://doaj.org/article/13aab091a3e344f3b18e6caeaf2b313c
Autor:
Tiange Li, Tiantian Wu, Meiju Lu, Ning Li, Yan Ma, Lianjun Song, Xianqing Huang, Jiansheng Zhao, Tianlin Wang
Publikováno v:
Food Chemistry: X, Vol 24, Iss , Pp 101834- (2024)
The excessive presence of Cu2+ could be harmful to human health. Therefore, a ratiometric fluorescence sensor based on multicolor fluorescent carbon dots (CDs) was developed for Cu2+ detection. The blue and yellow carbon dots (B-CDs/Y-CDs) were synth
Externí odkaz:
https://doaj.org/article/936aea173a174d1f8508da249432cc84
Publikováno v:
Food Chemistry: X, Vol 24, Iss , Pp 101843- (2024)
Gallic acid (GA) is widely used in beverages, food, and other fields as antioxidant. However, GA is slightly toxic and the accumulation of GA is harmful to human body. Therefore, it's vital to develop simple and sensitive detection methods for GA. In
Externí odkaz:
https://doaj.org/article/eaf189d80f7b4903b34b3ffa4bba58cb
Publikováno v:
Food Chemistry: X, Vol 22, Iss , Pp 101522- (2024)
Histamine is a biogenic amine with various physiological functions. However, excessive consumption of histamine can lead to various symptoms, and pose a threat to human lives. A ratiometric fluorescent test strip for visual detection of histamine was
Externí odkaz:
https://doaj.org/article/e2e94a91231b44bbaf4b8d8a6be1d3d3
Autor:
Yue Zhou, Yuanyuan Jiang, Xiangyu Chen, Hongchen Long, Mao Zhang, Zili Tang, Yufang He, Lei Zhang, Tao Le
Publikováno v:
Foods, Vol 13, Iss 17, p 2855 (2024)
The ratiometric fluorescent probe UiO-OH@Tb, a zirconium-based MOF functionalized with Tb3+, was synthesized using a hydrothermal method. This probe employs the fluorescence resonance energy transfer (FRET) mechanism between Tb3+ and malachite green
Externí odkaz:
https://doaj.org/article/8ac8d0da265e4f8db195e8645eb5bce7
Autor:
Wiktoria Karolina Szapoczka, Chiara Olla, Cristina Carucci, Adam Leo Truskewycz, Tore Skodvin, Andrea Salis, Carlo Maria Carbonaro, Bodil Holst, Peter James Thomas
Publikováno v:
Nanomaterials, Vol 14, Iss 17, p 1434 (2024)
Ocean acidification has become a major climate change concern requiring continuous observation. Additionally, in the industry, pH surveillance is of great importance. Consequently, there is a pressing demand to develop robust and inexpensive pH senso
Externí odkaz:
https://doaj.org/article/d2adf35c92754188a9aed10e2aa25108
Publikováno v:
Molecules, Vol 29, Iss 15, p 3459 (2024)
Berberine (BBR), as a natural isoquinoline alkaloid, has demonstrated various pharmacological activities, and is widely applied in the treatment of diseases. The quantitative analysis of BBR is important for pharmacological studies and clinical appli
Externí odkaz:
https://doaj.org/article/7a2c56f91494450883091afd88bdcacd
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Publikováno v:
Micromachines, Vol 15, Iss 3, p 331 (2024)
Detecting environmental contaminants is crucial for protecting ecosystems and human health. While traditional carbon dot (CD) fluorescent probes are versatile, they may suffer from limitations like fluctuations in signal intensity, leading to detecti
Externí odkaz:
https://doaj.org/article/f394f01a2d26433e9f746eab2a907900
Publikováno v:
Biosensors, Vol 14, Iss 2, p 63 (2024)
Nanomaterials are desirable for sensing applications. Therefore, MnO2 nanosheets and nitrogen-doped carbon dots (NCDs) were used to construct a ratiometric biosensor for quantification of 2,4-dichlorophenoxyacetic acid. The MnO2 nanosheets drove the
Externí odkaz:
https://doaj.org/article/a65ae80b737e4ebfaccd8f111240e8d6