表面增強(qiáng)拉曼散射（SERS）被廣泛考慮,因?yàn)橹饕墓庾V儀具有對不同化合物無破壞性和超痕量發(fā)現(xiàn)的能力。這是一種散射技術(shù),可通過使用納米顆粒（NPs）增強(qiáng)拉曼光譜。不同的研究人員使用不同的NP來增強(qiáng)拉曼光譜。目前的研究是為了快速發(fā)現(xiàn)依賴于表面增強(qiáng)拉曼光譜（SERS）的芒果,西瓜和蘋果等水果中的農(nóng)藥殘留。農(nóng)藥沉積物被用來殺死蟲子,并進(jìn)一步用于擴(kuò)大收成。水果中的農(nóng)藥殘留引起了許多疾病,例如癌癥和肺部疾病。濾紙用作吸水擦拭型SERS基材。紫外可見和SEM儀器用于描述銀納米顆粒（AgNPs）。SERS 比其他所有傾向于研究設(shè)施檢查的檢測方法都具有更大的意義。拉曼信號的根本改善基本上被納米顆粒的底物識別。拉曼光譜中的每個峰都提供了許多有關(guān)農(nóng)藥殘留的特定信息。通過統(tǒng)計技術(shù)分析光譜特征,涉及檢測限（LOD）,定量限（LoQ）,（PLSR）偏最小二乘回歸,T檢驗(yàn)和標(biāo)準(zhǔn)偏差。因此,在這項(xiàng)研究工作中,準(zhǔn)備了銀納米顆粒（AgNPs）的制備,合成銀納米顆粒（AgNPs）的結(jié)構(gòu)分析,SERS刮水器的制造,然后分析了水果上的農(nóng)藥殘留。結(jié)果表明,表面增強(qiáng)拉曼散射技術(shù)與彈性且可滲透的SERS基質(zhì)結(jié)合在一起,該基質(zhì)被用作在... 

【文章來源】：西安科技大學(xué)陜西省

【文章頁數(shù)】：96 頁

【學(xué)位級別】：碩士

【文章目錄】：
ABSTRACT
摘要
1 INTRODUCTION
    1.1 Background and research significance
    1.2 SERS(SURFACE ENHANCED RAMAN SCATTERING)TECHNOLOGY
OBJECTIVES
2 REVIEW OF LITERATURE
    2.1 DETERMINATION OF PESTICIDE RESIDUE BY LC-MS
    2.2 RESIDUAL ANALYSIS BY FT-IR
    2.3 EXPLORATION OF PESTICIDE THROUGH GC-MS AND LC-MS
    2.4 DETECTION OF PESTICIDES BY SERS
        2.4.1 Analysis of pesticides by different analytical techniques
        2.4.2 Drop wipe method used for the finding of pesticide residues
        2.4.3 Residual pesticides in fruits and vegetables
        2.4.4 Analysis of thiram and paraoxon residues
        2.4.5 Solvothermal process
        2.4.6 Production of silver nanoparticle Monolayers
        2.4.7 The Paste and peel off process
        2.4.8 Pressing and peeled-off methodology
    2.5 S-SERS AND T-SERS MFTHOD
    2.6 EXAMINATION OF PHOSMET AND THIABENDAZOLE PESTICIDE
    2.7 RESIDUAL ANALYSIS OF AZINPHOS-MFTHYL, CARBARYL AND PHOSMET
    2.8 ROLE OF POLYURETHANE MICELLES FOR RESIDUAL ANALYSIS
    2.9 PROOF-OF-CONCEPT APPROACH
    2.10 ANALYSIS OF ORGAN OPHOSPHATES,PYRETHROIDS AND NEONICOTINOIDS
    2.11 SURFACE SPRAY PROCEDURE
    2.12 DIRECT PESTICIDE ANALYSIS
    2.13 ONE-STEP MFTHODOLOGY
    2.14 ACETAMIPRID RESIDUAL ANALYSIS
    2.15 NANO INDENTATION MFTHODS
    2.16 NON-WOVEN FABRIC METHOD
    2.17 DETECTION OF PARAQUAT PESTICIDE RESIDUE
    2.18 ASSEMBLING AG-NANOPARTICLES
    2.19 COLUMN MATERIAL-BASED MATERIAL
    2.20 PHORATE AND FENTHION DETECTION
3 MATERIALS AND METHODS
    3.1 BASIC MATERIAL
    3.2 METHODOLOGY
        3.2.1 Sample preparation
        3.2.2 Substrate:
        3.2.3 Raman Measurement
        3.2.4 Synthesis of silver-nanoparticles (AgNPs)
        3.2.5 Preparation of Ag-dendrites on Copper plate
        3.2.6 Smoothing spectrum
        3.2.7 Base line removal
        3.2.8 Normalization
        3.2.9 Multivariate Analysis or Principal Component Analysis
        3.2.10 Data Analysis
4 RESULTS AND DISSCUSSION
    4.1 UV-VIS SPECTRUM OF SILVER NANOPARICLES
    4.2 SCANNING ELECTRON MICROSCOPY (SEM)IMAGES OF SILVER DENDRITES
    4.3 QUANTITATIVE FINDING PROCESS OF PESTICIDES
    4.4 IMAGING DETECTION PROCESS
    4.5 SMOOTHING
    4.6 SUBSTRATE REMOVAL
    4.7 BASELINF CORRECTION
    4.8 VECTOR NORMALIZATION
    4.9 SERS COMPARISON OF SAMPLE 1 AND SAMPLE 2
    4.10 SERS ENHANCEMENT OF LAMBDA-CYHALOTHRIN
    4.11 LOADING/SCORE
    4.12 MEAN SPECTRA OF ALL SAMPLES
    4.13 MFTHOD VERIFICATION
        4.13.1 Detection Limit
        4.13.2 Calibration curves linearity, limit of detection (LOD) and limit of quantification (LOQ)
CONCLUSION
LITERATURE CITED


【參考文獻(xiàn)】：
期刊論文
[1]高靈敏銀納米棒陣列對農(nóng)藥啶蟲脒的表面增強(qiáng)拉曼散射快速檢測（英文）[J]. 韓彩芹,姚悅,王穩(wěn),陶劉乾,張雯欣,Whitney Marvella Ingram,田康振,劉瑩,陸愛霞,吳瑩,閆長春,渠陸陸,李海濤.  Chinese Journal of Chemical Physics. 2018(02)



本文編號：3368662