CAJ | 학술논문

研究工作主要以多孔整体柱材料作为SERS基底，赤藓红作为研究对象，通过调整不同实验条件获得最佳SERS增强效果，其中包括体系酸碱度及混合时间等，最终选取了最佳 pH 值5.06，混合时间25 min。对比了其与传统金胶基底的增强效果，利用该实验条件将整体柱基底应用于SERS检测色素赤藓红，对不同浓度的赤藓红样品进行SERS检测，对赤藓红的的检测限可达到0.1μg · mL -1。该方法利用了金纳米粒子在整体柱介孔材料的有效负载，形成的结构有利用SERS信号的增强，并且具有制作简单，稳定性好等特点，为SERS技术应用于违禁添加色素的快速筛查提供了有利的理论基础。
연구공작주요이다공정체주재료작위SERS기저，적선홍작위연구대상，통과조정불동실험조건획득최가SERS증강효과，기중포괄체계산감도급혼합시간등，최종선취료최가 pH 치5.06，혼합시간25 min。대비료기여전통금효기저적증강효과，이용해실험조건장정체주기저응용우SERS검측색소적선홍，대불동농도적적선홍양품진행SERS검측，대적선홍적적검측한가체도0.1μg · mL -1。해방법이용료금납미입자재정체주개공재료적유효부재，형성적결구유이용SERS신호적증강，병차구유제작간단，은정성호등특점，위SERS기술응용우위금첨가색소적쾌속사사제공료유리적이론기출。
In the present study ,we developed a novel SERS substrate with the porous monolith material combined with classic gold nanoparticles ,and erythrosine as the research object ,by adjusting the different experimental conditions for optimal SERS enhancements ,including system pH and mixing time ,and ultimately selected the optimum pH value 5.06 and mixing time 25 min .Compared with the traditional gold plastic substrate enhancement effect ,the experimental conditions were applied to the monolith substrate SERS detection of dye erythrosine ,different concentrations of samples were used for erythrosine SERS detec-tion ,and the detection limit reached 0.1 g · mL -1 .The method uses the payload of gold nanoparticles in mesoporous materials to effectively enhance the SERS signal .And this method has the advantages of simpleness and good stability ,which provides a favorable theoretical basis for the rapid prohibited colorings screening .