智能手机集成的色度和比度光传感器用于视觉检测HSO
Yu Ding1, Guoxing Zhang1, Lishan Chen1
1School of Chemistry and Chemical Engineering/State Key Laboratory Incubation Base for Green Processing of Chemical Engineering, Shihezi University, North Fourth Road, Shihezi, Xinjiang, 832003, China.
Analytica chimica acta
|February 2, 2026
概括
一个新的希夫基探测器使用双色仪和光信号检测二硫酸盐 (HSO4-). 这种便携式的智能手机集成传感器能够快速地在现场进行食品和药品安全的定量分析.
科学领域:
- 分析化学 分析化学
- 材料科学 材料科学 材料科学
- 生物医学工程 生物医学工程
背景情况:
- 准确的二硫酸盐 (HSO4-) 检测对于食品和制药品质量控制至关重要.
- 现有的方法缺乏可移植性和对现场分析的交叉验证能力.
- 快速,可靠的定量HSO4-检测对于添加剂控制至关重要.
研究的目的:
- 开发一个便携式传感平台,用于快速,可靠和视觉定量检测HSO.
- 设计一个新的Schiff基探测器,集成AIE,ESIPT和ICT属性.
- 在复杂的现实世界样本中实现现场HSO4-的确定.
主要方法:
- 设计了一个具有AIE,ESIPT和ICT特征的Schiff基探头 (KF).
- 采用了HSO-触发的二次信号响应 (色度和比度光) 的胺基键裂解.
- 将探头与基于智能手机的RGB分析平台 (ColorPicker App) 集成,用于定量测量.
主要成果:
- 探测器在检测HSO时表现出明显的色度变化 (黄色到无色) 和比度光转移 (黄色绿色到蓝色).
- 实现了低至72.9nm的光检测极限.
- 在的蔬菜和制药样本中成功展示了定量HSO4-检测,恢复率从83.1%到114.4%不等.
结论:
- 开发了第一个结合AIE,ESIPT和ICT的多功能探头,用于通过触发裂变检测HSO.
- 建立了一个强大的智能手机集成传感器,用于实际的现场监控.
- 在实验室之外,为食品安全和制药分析提供了显著的进步.
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