基于CPDs的比率荧光传感器及其制备方法和应用
By utilizing the internal filtering effect and antenna effect, a ratio fluorescence sensor based on CPDs was developed to achieve high sensitivity and high accuracy in the detection of tetracycline antibiotics, thus solving the problems of insufficient detection accuracy and anti-interference ability in existing technologies.
CN122409602APending Publication Date: 2026-07-17YANCHENG TEACHERS UNIV
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- YANCHENG TEACHERS UNIV
- Filing Date
- 2026-04-20
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
In existing technologies, how can we achieve efficient detection of tetracycline antibiotics (TCs) using carbonized polymer dots (CPDs), especially to improve the accuracy and anti-interference ability of detection results in complex environments?
Method used
A ratiometric fluorescence sensor based on CPDs was used to achieve dual-mode detection of tetracycline antibiotics by mixing CPDs solution, EBT solution and Eu3+-HEPES solution, utilizing the internal filtration effect and antenna effect.
Benefits of technology
It achieves high sensitivity and accuracy in the detection of tetracycline antibiotics, and can effectively distinguish and quantify OTC, TC and HCl-CTC in complex environments, with good stability and specificity.
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Figure CN122409602A_ABST
Abstract
本发明公开一种基于CPDs的比率荧光传感器及其制备方法和应用，属于分析检测技术领域。该基于CPDs的比率荧光传感器，由CPDs溶液、EBT溶液以及Eu3+‑HEPES溶液混得到。此外，本发明还提出一种上述基于CPDs的比率荧光传感器的制备方法，包括以下步骤：将CPDs溶液、EBT溶液以及Eu3+‑HEPES溶液混合得到所述比率荧光传感器。此外，本发明还提出上述比率荧光传感器或者上述制备方法制得的比率荧光传感器在检测四环素类抗生素中的应用。本发明提出的比率荧光传感器实现了对OTC、TC、HCl‑CTC的比率荧光和比色双模式定量检测。
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