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Research on Surface-Enhanced Raman Spectroscopy and Simulated Laccase Activity of Two-Dimensional Metal Sulfide Nanosheets
The Journal of Physical Chemistry C ( IF 3.3 ) Pub Date : 2024-03-05 , DOI: 10.1021/acs.jpcc.4c00844 Sisi Wen 1, 2 , Wenji Jiang 1 , Yumei Yang 1 , Lijia Shang 1 , Xu Wang 1 , Bing Zhao 1 , Wei Song 1
The Journal of Physical Chemistry C ( IF 3.3 ) Pub Date : 2024-03-05 , DOI: 10.1021/acs.jpcc.4c00844 Sisi Wen 1, 2 , Wenji Jiang 1 , Yumei Yang 1 , Lijia Shang 1 , Xu Wang 1 , Bing Zhao 1 , Wei Song 1
Affiliation
Transition metal sulfides (TMS) exhibit unique attributes such as high electron mobility, excellent charge transfer ability, narrow band gap, and large surface area, which makes them particularly attractive for use in surface-enhanced Raman spectroscopy (SERS) and as catalysts applications. In this study, we prepared NiCo2S4 TMS nanosheets through a hydrothermal process. These nanosheets display outstanding SERS activity, which is attributed to their exceptional charge transfer interactions with crystal violet (CV). In addition, NiCo2S4 nanosheets display excellent laccase-like activity. Density functional theory (DFT) calculations further reveal that NiCo2S4–O2 exhibits a low adsorption energy and pronounced laccase-like catalytic performance. Furthermore, the NiCo2S4 nanosheets show great potential for the oxidation and detection of various catechin molecules. Consequently, the NiCo2S4 nanosheets exhibit immense potential in various applications, including SERS analysis and detection, laccase-like antibacterial properties, and the degradation of environmental pollutants.
中文翻译:
二维金属硫化物纳米片表面增强拉曼光谱及模拟漆酶活性研究
过渡金属硫化物(TMS)具有独特的属性,例如高电子迁移率、优异的电荷转移能力、窄带隙和大表面积,这使得它们在表面增强拉曼光谱(SERS)和催化剂应用中特别有吸引力。在本研究中,我们通过水热法制备了 NiCo 2 S 4 TMS 纳米片。这些纳米片表现出出色的 SERS 活性,这归因于它们与结晶紫 (CV) 的特殊电荷转移相互作用。此外,NiCo 2 S 4纳米片表现出优异的漆酶样活性。密度泛函理论(DFT)计算进一步表明NiCo 2 S 4 –O 2表现出低吸附能和明显的漆酶催化性能。此外,NiCo 2 S 4纳米片在氧化和检测各种儿茶素分子方面显示出巨大的潜力。因此,NiCo 2 S 4纳米片在各种应用中表现出巨大的潜力,包括SERS分析和检测、类漆酶抗菌特性以及环境污染物的降解。
更新日期:2024-03-05
中文翻译:
二维金属硫化物纳米片表面增强拉曼光谱及模拟漆酶活性研究
过渡金属硫化物(TMS)具有独特的属性,例如高电子迁移率、优异的电荷转移能力、窄带隙和大表面积,这使得它们在表面增强拉曼光谱(SERS)和催化剂应用中特别有吸引力。在本研究中,我们通过水热法制备了 NiCo 2 S 4 TMS 纳米片。这些纳米片表现出出色的 SERS 活性,这归因于它们与结晶紫 (CV) 的特殊电荷转移相互作用。此外,NiCo 2 S 4纳米片表现出优异的漆酶样活性。密度泛函理论(DFT)计算进一步表明NiCo 2 S 4 –O 2表现出低吸附能和明显的漆酶催化性能。此外,NiCo 2 S 4纳米片在氧化和检测各种儿茶素分子方面显示出巨大的潜力。因此,NiCo 2 S 4纳米片在各种应用中表现出巨大的潜力,包括SERS分析和检测、类漆酶抗菌特性以及环境污染物的降解。