Development of Stability-Indicating Spectrofluorimetric Method for Favipiravir Determination Using 4-Fluoro-7-Nitrobenzo-2-Oxa-1,3-Diazole Derivatization: Application to Quality Control and Therapeutic Drug Monitoring [0.03%]
4-氟-7-硝基苯并-2-氧杂-1,3-二氮杂衍生化的发展稳定的分光荧光法测定favipiravir：在质量控制和治疗药物监测中的应用
Mohamed W Nassar,Ahmed Serag,Mohamed A Hasan et al.
Mohamed W Nassar et al.
A sensitive, accurate, and stability-indicating spectrofluorimetric method was developed and validated for favipiravir determination in the presence of its acid-induced degradation product. The method employs selective chemical derivatizati...
A Highly Sensitive Carbazole-Based Fluorescent Sensor for Rapid On-Site Monitoring of Silver Ions in Diverse Water Matrices [0.03%]
一种高灵敏度的咔唑衍生物荧光传感器 用于现场检测不同类型水体中的银离子污染物
Yuzhu Chen,Chunmeng Guo,Jie Ma
Yuzhu Chen
A carbazole-based fluorescent probe, CBI-S, functionalized with a benzimidazole-thione unit, was synthesized via Schiff base condensation for the sensitive detection of silver ions (Ag+). Leveraging its aggregation-induced emission (AIE) pr...
Luminescence of N2,3-etheno-2-aminopurine Embedded in Polyvinyl Alcohol Films at Room Temperature [0.03%]
嵌入聚乙烯醇膜的N2，3-乙桥-2-氨基嘌呤在室温下的发光性质研究
Beata Wielgus-Kutrowska,Jacek Wierzchowski,Alicja Stachelska-Wierzchowska et al.
Beata Wielgus-Kutrowska et al.
The luminescence properties of N2,3-etheno-2-aminopurine (N2,3-ε2APu) have been studied using steady-state and time-resolved spectroscopy. N2,3-ε2APu was embedded in poly(vinyl alcohol) (PVA) polymer, which is known for effective immobili...
Analysis of Terlipressin via Ion-Pairing With Eosin Y as a Spectrofluorometric and Spectrophotometric Probe [0.03%]
依托咪酯与 eosin Y 配对离子的光谱分析研究荧光及分光光度探针法
Hesham Salem,Nadeen Emad,Maemona M Sadik et al.
Hesham Salem et al.
Two green analytical procedures were designed to quantify terlipressin in bulk material and pharmaceutical dosage forms. In both procedures, terlipressin interacts with Eosin Y through ion-pair formation between the drug's protonated amino ...
Lead-Free Perovskite Photodetector With Broad Spectral Response Enabled by Cz-Pyr-Based Hole Transport Layer [0.03%]
基于Cz-Pyr空穴传输层的无铅钙钛矿光电探测器具有宽光谱响应能力
Kamal Mishra,R K Chauhan,Vaibhava Srivastava
Kamal Mishra
Perovskite photodetectors have attracted significant attention due to their unique properties in optoelectronic applications. Lead-based perovskite photodetectors are particularly known for their high current density; however, their large-s...
AIE-Active Fluorescence "Turn-on" Bioprobes Mediated by Intramolecular Hydrogen-Bonding for Sensitive Detection of H2S and Visualization in U87 Cells [0.03%]
基于分子内氢键的AIE活性荧光“开启”型生物探针用于H2S的灵敏检测及活U87细胞成像研究
Zebin Fang,Yuxiang Weng,Kaiyuan Huang et al.
Zebin Fang et al.
Hydrogen sulfide (H2S) is a newly-recognized gaseous signaling molecule and participates in a range of physiological and pathological processes. In this work, based on a molecular switch coupling an imine group with an adjacent H-bond, we d...
Naked-Eye Displacement-Induced Off-On-Off Detection of Aluminum and Fluoride in Water [0.03%]
水中铝离子和氟离子 naked-eye 定性定量检测的新方法：Off-On-Off型化学传感器研究
Kemal Yararli,Sinan Bayindir,Abdullah Saleh Hussein
Kemal Yararli
This study examined Rh-TPA, a rhodamine-triphenylamine conjugate functioning as a dual-mode chemosensor, in water. The Rh-TPA exhibits a selective fluorescence "turn-on" response only toward aluminum; however, in co-ion systems, this respon...
Metal Ion-Engineered Carbon Quantum Dots From Hazelnut Shell via Solid-State Synthesis for Efficient OLED Devices [0.03%]
基于固相合成法由土耳其石壳制备金属离子工程量子点及其在高效OLED中的应用
Fatmanur Uyumaz Cengiz,Figen Türksoy,Emine Tekin et al.
Fatmanur Uyumaz Cengiz et al.
In this study, we report a scalable and green solid-state synthesis of nitrogen-doped carbon quantum dots (CQDs) from hazelnut shell biomass, using citric acid and urea as carbon and nitrogen sources. Controlled BaCl2 and ZnCl2 doping was a...
A Simulated Annealing Approach for Optimal Wavelength Selection in Spectroscopic Analysis of Thyroid Hormones [0.03%]
用于甲状腺激素光谱分析的最佳波长选择的模拟退火方法研究
W Anto Win Shalini,T Rajalakshmi,S V Vasanthadev Suryakala
W Anto Win Shalini
Diffuse reflectance spectroscopy (DRS) is a highly effective non-invasive technique for assessing thyroid hormone levels by analyzing light interactions with tissue. Its ability to capture structural variations in a non-destructive manner m...