SERS detection of food contaminants by means of portable Raman instruments

[1]  J. Hillier,et al.  The Formation of Colloidal Gold , 1953 .

[2]  M. Fleischmann,et al.  Raman spectra of pyridine adsorbed at a silver electrode , 1974 .

[3]  M. Albrecht,et al.  Anomalously intense Raman spectra of pyridine at a silver electrode , 1977 .

[4]  D. L. Jeanmaire,et al.  Surface raman spectroelectrochemistry: Part I. Heterocyclic, aromatic, and aliphatic amines adsorbed on the anodized silver electrode , 1977 .

[5]  D. Meisel,et al.  Adsorption and surface-enhanced Raman of dyes on silver and gold sols , 1982 .

[6]  M. Moskovits.  Surface-enhanced spectroscopy , 1985 .

[7]  R. G. Freeman,et al.  Preparation and Characterization of Au Colloid Monolayers , 1995 .

[8]  M. Natan,et al.  Self-Assembled Metal Colloid Monolayers: An Approach to SERS Substrates , 1995, Science.

[9]  J. Janni,et al.  Surface-enhanced raman detection of 2,4-dinitrotoluene impurity vapor as a marker to locate landmines. , 2000, Analytical chemistry.

[10]  S. Schneider,et al.  Application of SERS spectroscopy to the identification of (3,4-methylenedioxy)amphetamine in forensic samples utilizing matrix stabilized silver halides. , 2001, The Analyst.

[11]  R. McCreery,et al.  Performance Comparisons of Conventional and Line-Focused Surface Raman Spectrometers , 2001 .

[12]  Derek A. Long,et al.  The Raman Effect , 2002 .

[13]  Younan Xia,et al.  Electrospinning of Nanofibers: Reinventing the Wheel? , 2004 .

[14]  Luke P. Lee,et al.  Nanowell surface enhanced Raman scattering arrays fabricated by soft-lithography for label-free biomolecular detections in integrated microfluidics , 2005 .

[15]  J. Rogers,et al.  Recent progress in soft lithography , 2005 .

[16]  Andreas Otto,et al.  The ‘chemical’ (electronic) contribution to surface‐enhanced Raman scattering , 2005 .

[17]  R. McCreery,et al.  Raman Spectroscopy for Chemical Analysis: McCreery/Raman Spectroscopy , 2005 .

[18]  M. Natan,et al.  Surface enhanced Raman scattering. , 2006, Faraday discussions.

[19]  J. Voldman.  Electrical forces for microscale cell manipulation. , 2006, Annual review of biomedical engineering.

[20]  M. Moskovits,et al.  Hot spots in silver nanowire bundles for surface-enhanced Raman spectroscopy. , 2006, Journal of the American Chemical Society.

[21]  D. A. Stuart,et al.  Surface-enhanced Raman spectroscopy of half-mustard agent. , 2006, The Analyst.

[22]  Fran Adar,et al.  Evolution of Instrumentation for Detection of the Raman Effect as Driven by Available Technologies and by Developing Applications. , 2007 .

[23]  T. Vo‐Dinh,et al.  Surface‐enhanced Raman scattering for identification of organic pigments and dyes in works of art and cultural heritage material , 2007 .

[24]  G. Whitesides,et al.  Patterned paper as a platform for inexpensive, low-volume, portable bioassays. , 2007, Angewandte Chemie.

[25]  Yiping Zhao,et al.  Novel nanostructures for SERS biosensing , 2008 .

[26]  S. Bell,et al.  Quantitative surface-enhanced Raman spectroscopy. , 2008, Chemical Society reviews.

[27]  S. Nie,et al.  Single-molecule and single-nanoparticle SERS: from fundamental mechanisms to biomedical applications. , 2008, Chemical Society reviews.

[28]  John A Rogers,et al.  Nanostructured plasmonic sensors. , 2008, Chemical reviews.

[29]  Martin J T Milton,et al.  Nanostructures and nanostructured substrates for surface—enhanced Raman scattering (SERS) , 2008 .

[30]  P G Etchegoin,et al.  A perspective on single molecule SERS: current status and future challenges. , 2008, Physical chemistry chemical physics : PCCP.

[31]  A. Tritscher,et al.  The Melamine Incident: Implications for International Food and Feed Safety , 2009, Environmental health perspectives.

[32]  Kan Wang,et al.  Large-scale synthesis of flexible free-standing SERS substrates with high sensitivity: electrospun PVA nanofibers embedded with controlled alignment of silver nanoparticles. , 2009, ACS nano.

[33]  Stephen D. Hudson,et al.  Bioanalytical applications of SERS (surface-enhanced Raman spectroscopy) , 2009, Analytical and bioanalytical chemistry.

[34]  Luca Dal Negro,et al.  Engineered SERS substrates with multiscale signal enhancement: nanoparticle cluster arrays. , 2009, ACS nano.

[35]  M. Natan,et al.  Surface-enhanced Raman spectroscopy and homeland security: a perfect match? , 2009, ACS nano.

[36]  Vladimir M. Shalaev,et al.  Searching for better plasmonic materials , 2009, 0911.2737.

[37]  Tasnim Munshi,et al.  Comparison of near infrared laser excitation wavelengths and its influence on the interrogation of seized drugs-of-abuse by Raman spectroscopy , 2009 .

[38]  Zhong-Qun Tian,et al.  Surface-enhanced Raman spectroscopy: substrate-related issues , 2009, Analytical and bioanalytical chemistry.

[39]  Alexander Marx,et al.  SERS labels for red laser excitation: silica-encapsulated SAMs on tunable gold/silver nanoshells. , 2009, Angewandte Chemie.

[40]  Food analysis. , 2009, Journal of separation science.

[41]  R. Birke,et al.  A unified view of surface-enhanced Raman scattering. , 2009, Accounts of chemical research.

[42]  G. Whitesides,et al.  Soft lithography for micro- and nanoscale patterning , 2010, Nature Protocols.

[43]  Marco Leona,et al.  Identification of organic colorants in fibers, paints, and glazes by surface enhanced Raman spectroscopy. , 2010, Accounts of chemical research.

[44]  Limei Tian,et al.  Paper-based SERS swab for rapid trace detection on real-world surfaces. , 2010, ACS applied materials & interfaces.

[45]  Royston Goodacre,et al.  Quantitative Analysis of the Banned Food Dye Sudan-1 Using Surface Enhanced Raman Scattering with Multivariate Chemometrics† , 2010 .

[46]  R. Cox,et al.  Qualitative analysis and the answer box: a perspective on portable Raman spectroscopy. , 2010, Analytical chemistry.

[47]  Wei W. Yu,et al.  Inkjet printed surface enhanced Raman spectroscopy array on cellulose paper. , 2010, Analytical chemistry.

[48]  Renato Bozio,et al.  Design, fabrication and characterization of plasmonic gratings for SERS , 2011 .

[49]  Zai-Qing Wen,et al.  Detection of Trace Melamine in Raw Materials Used for Protein Pharmaceutical Manufacturing Using Surface-Enhanced Raman Spectroscopy (SERS) with Gold Nanoparticles , 2011, Applied spectroscopy.

[50]  R. Pilot,et al.  Silver Nanoparticle Arrays on a DVD-Derived Template: An easy&cheap SERS Substrate , 2011 .

[51]  Atanu Sengupta,et al.  Detection of Drugs of Abuse in Saliva by Surface-Enhanced Raman Spectroscopy (SERS) , 2011, Applied spectroscopy.

[52]  O. Martin,et al.  Fabrication of sub-10 nm gap arrays over large areas for plasmonic sensors , 2011 .

[53]  Lili He,et al.  Rapid detection of ricin in milk using immunomagnetic separation combined with surface-enhanced Raman spectroscopy. , 2011, Journal of food science.

[54]  Meikun Fan,et al.  A review on the fabrication of substrates for surface enhanced Raman spectroscopy and their applications in analytical chemistry. , 2011, Analytica chimica acta.

[55]  R Stanley Williams,et al.  Hot-spot engineering in polygonal nanofinger assemblies for surface enhanced Raman spectroscopy. , 2011, Nano letters.

[56]  D. Ohlberg,et al.  Study of molecular trapping inside gold nanofinger arrays on surface-enhanced Raman substrates. , 2011, Journal of the American Chemical Society.

[57]  M. Nogami,et al.  Controlled fabrication of silver nanoneedles array for SERS and their application in rapid detection of narcotics. , 2012, Nanoscale.

[58]  Luca Dal Negro,et al.  Genetically engineered plasmonic nanoarrays. , 2012, Nano letters.

[59]  Lifeng Zhang,et al.  Electrospun nanofibrous membranes surface-decorated with silver nanoparticles as flexible and active/sensitive substrates for surface-enhanced Raman scattering. , 2012, Langmuir : the ACS journal of surfaces and colloids.

[60]  David I. Ellis,et al.  Fingerprinting food: current technologies for the detection of food adulteration and contamination. , 2012, Chemical Society reviews.

[61]  Sergey Arzhantsev,et al.  Selective melamine detection in multiple sample matrices with a portable Raman instrument using surface enhanced Raman spectroscopy-active gold nanoparticles. , 2012, Analytica chimica acta.

[62]  Ian M White,et al.  Optofluidic surface enhanced Raman spectroscopy microsystem for sensitive and repeatable on-site detection of chemical contaminants. , 2012, Analytical chemistry.

[63]  Dan Li,et al.  Gold nanoparticle-paper as a three-dimensional surface enhanced Raman scattering substrate. , 2012, Langmuir : the ACS journal of surfaces and colloids.

[64]  F. Romanato,et al.  Growth and optical properties of silver nanostructures obtained on connected anodic aluminum oxide templates , 2012, Nanotechnology.

[65]  Ashley J Driscoll,et al.  The development of surface-enhanced Raman scattering as a detection modality for portable in vitro diagnostics: progress and challenges. , 2013, Physical chemistry chemical physics : PCCP.

[66]  Royston Goodacre,et al.  Portable, Quantitative Detection of Bacillus Bacterial Spores Using Surface-enhanced Raman Scattering , 2022 .

[67]  Wei Jiang,et al.  Cysteamine-modified silver nanoparticle aggregates for quantitative SERS sensing of pentachlorophenol with a portable Raman spectrometer. , 2013, ACS applied materials & interfaces.

[68]  Bing Yan,et al.  SERS tags: novel optical nanoprobes for bioanalysis. , 2013, Chemical reviews.

[69]  Wei W. Yu,et al.  Highly sensitive and flexible inkjet printed SERS sensors on paper. , 2013, Methods.

[70]  V. Shalaev,et al.  Alternative Plasmonic Materials: Beyond Gold and Silver , 2013, Advanced materials.

[71]  W. Xie,et al.  Medical applications of surface-enhanced Raman scattering. , 2013, Physical chemistry chemical physics : PCCP.

[72]  J. Irudayaraj,et al.  Surface-enhanced Raman spectroscopy applied to food safety. , 2013, Annual review of food science and technology.

[73]  Martin Moskovits,et al.  Persistent misconceptions regarding SERS. , 2013, Physical chemistry chemical physics : PCCP.

[74]  Sebastian Wachsmann-Hogiu,et al.  Fabrication and Characterization of Flexible and Tunable Plasmonic Nanostructures , 2013, Scientific Reports.

[75]  Yiping Zhao,et al.  Detection and differentiation of foodborne pathogenic bacteria in mung bean sprouts using field deployable label-free SERS devices. , 2013, The Analyst.

[76]  Nianqiang Wu,et al.  Nanostructured Sensors for Detection of Heavy Metals: A Review , 2013 .

[77]  Luis M Liz-Marzán,et al.  Towards low-cost flexible substrates for nanoplasmonic sensing. , 2013, Physical chemistry chemical physics : PCCP.

[78]  Wei W. Yu,et al.  Inkjet-printed paper-based SERS dipsticks and swabs for trace chemical detection. , 2013, The Analyst.

[79]  F. Gramatica,et al.  Polymer nanopillar-gold arrays as surface-enhanced Raman spectroscopy substrate for the simultaneous detection of multiple genes. , 2014, ACS nano.

[80]  Xinpei Li,et al.  Development and Optimization of a SERS Method for On-site Determination of Nitrite in Foods and Water , 2014, Food Analytical Methods.

[81]  Jean-Michel Lourtioz,et al.  Soft UV nanoimprint lithography-designed highly sensitive substrates for SERS detection , 2014, Nanoscale Research Letters.

[82]  R. Bardhan,et al.  Ultrasensitive analyte detection with plasmonic paper dipsticks and swabs integrated with branched nanoantennas , 2014 .

[83]  Gongke Li,et al.  Rapid analysis of trace volatile formaldehyde in aquatic products by derivatization reaction-based surface enhanced Raman spectroscopy. , 2014, The Analyst.

[84]  Theodore P. Labuza,et al.  Evaluation of surface-enhanced Raman scattering detection using a handheld and a bench-top Raman spectrometer: a comparative study. , 2014, Talanta: The International Journal of Pure and Applied Analytical Chemistry.

[85]  Luis M Liz-Marzán,et al.  Pen-on-paper approach toward the design of universal surface enhanced Raman scattering substrates. , 2014, Small.

[86]  V. Chiș,et al.  Detection of thiabendazole applied on citrus fruits and bananas using surface enhanced Raman scattering. , 2014, Food chemistry.

[87]  Shiva Kumar,et al.  Raman Spectroscopy for In-Line Water Quality Monitoring — Instrumentation and Potential , 2014, Sensors.

[88]  L. Liz‐Marzán,et al.  Recent approaches toward creation of hot spots for SERS detection , 2014 .

[89]  Jie Yu,et al.  Au dotted magnetic network nanostructure and its application for on-site monitoring femtomolar level pesticide. , 2014, Small.

[90]  Wei W. Yu,et al.  Simple SERS substrates: powerful, portable, and full of potential. , 2014, Physical chemistry chemical physics : PCCP.

[91]  S. Schlücker.  Surface-enhanced Raman spectroscopy: concepts and chemical applications. , 2014, Angewandte Chemie.

[92]  Renato Bozio,et al.  SERS Properties of Gold Nanorods at Resonance with Molecular, Transverse, and Longitudinal Plasmon Excitations , 2014, Plasmonics.

[93]  Jinkai Zheng,et al.  Surface-Enhanced Raman Spectroscopy for the Chemical Analysis of Food. , 2014, Comprehensive reviews in food science and food safety.

[94]  K. Mogensen,et al.  Wafer-Scale Leaning Silver Nanopillars for Molecular Detection at Ultra-Low Concentrations , 2015 .

[95]  Jun Li,et al.  Integration of a nanostructured dielectrophoretic device and a surface-enhanced Raman probe for highly sensitive rapid bacteria detection. , 2015, Nanoscale.

[96]  Royston Goodacre,et al.  Point-and-shoot: rapid quantitative detection methods for on-site food fraud analysis – moving out of the laboratory and into the food supply chain , 2015 .

[97]  A. Mukherjee,et al.  Analysis of silver nanoparticles in antimicrobial products using surface-enhanced Raman spectroscopy (SERS). , 2015, Environmental science & technology.

[98]  Zhiyong Li,et al.  SERS-based pesticide detection by using nanofinger sensors , 2015, Nanotechnology.

[99]  T. Trindade,et al.  Hybrid nanostructures for SERS: materials development and chemical detection. , 2015, Physical chemistry chemical physics : PCCP.

[100]  Xiaoyu Guo,et al.  Rapid and label-free Raman detection of azodicarbonamide with asthma risk , 2015 .

[101]  Santosh Lohumi,et al.  A review of vibrational spectroscopic techniques for the detection of food authenticity and adulteration , 2015 .

[102]  Xiaonan Lu,et al.  Determination of Sudan I in paprika powder by molecularly imprinted polymers-thin layer chromatography-surface enhanced Raman spectroscopic biosensor. , 2015, Talanta.

[103]  Per Ola Andersson,et al.  Explosive and chemical threat detection by surface-enhanced Raman scattering: a review. , 2015, Analytica chimica acta.

[104]  Jürgen Popp,et al.  Isolation and identification of bacteria by means of Raman spectroscopy. , 2015, Advanced drug delivery reviews.

[105]  S. Trigari,et al.  Wavelength dispersion of the local field intensity in silver-gold nanocages. , 2015, Physical chemistry chemical physics : PCCP.

[106]  Liangbao Yang,et al.  Fabrication of Au nanorod‐coated Fe3O4 microspheres as SERS substrate for pesticide analysis by near‐infrared excitation , 2015 .

[107]  Günther Gauglitz.  E-Health—a topic for analytical chemists? , 2015, Analytical and Bioanalytical Chemistry.

[108]  C. Huang,et al.  Hydrogen-bond-mediated in situ fabrication of AgNPs/agar/PAN electrospun nanofibers as reproducible SERS substrates. , 2015, ACS applied materials & interfaces.

[109]  K. Faulds,et al.  1064 nm SERS of NIR active hollow gold nanotags. , 2015, Physical chemistry chemical physics : PCCP.

[110]  Alois Bonifacio,et al.  Label-free surface-enhanced Raman spectroscopy of biofluids: fundamental aspects and diagnostic applications , 2015, Analytical and Bioanalytical Chemistry.

[111]  R. Pilot,et al.  Far- and near-field properties of gold nanoshells studied by photoacoustic and surface-enhanced Raman spectroscopies. , 2015, Physical chemistry chemical physics : PCCP.

[112]  Laura Fabris,et al.  Gold-based SERS tags for biomedical imaging , 2015 .

[113]  J. Popp,et al.  Quantitative SERS analysis of azorubine (E 122) in sweet drinks. , 2015, Analytical chemistry.

[114]  Lucas A Lane,et al.  SERS Nanoparticles in Medicine: From Label-Free Detection to Spectroscopic Tagging. , 2015, Chemical reviews.

[115]  Lihua Zhu,et al.  Preparation of a native β-cyclodextrin modified plasmonic hydrogel substrate and its use as a surface-enhanced Raman scattering scaffold for antibiotics identification , 2015 .

[116]  Bhavya Sharma,et al.  Surface-Enhanced Raman Spectroscopy Biosensing: In Vivo Diagnostics and Multimodal Imaging. , 2016, Analytical chemistry.

[117]  Development of portable defocusing micro-scale spatially offset Raman spectroscopy. , 2016, The Analyst.

[118]  Tianxi Yang,et al.  Review of surface enhanced Raman spectroscopic (SERS) detection of synthetic chemical pesticides , 2016 .

[119]  Li Zhang,et al.  Designing of a novel gold nanodumbbells SERS substrate for detection of prohibited colorants in drinks , 2016 .

[120]  Marco Leona,et al.  Surface‐enhanced Raman spectroscopy in art and archaeology , 2016 .

[121]  A. Mukherjee,et al.  Ultra-sensitive determination of silver nanoparticles by surface-enhanced Raman spectroscopy (SERS) after hydrophobization-mediated extraction. , 2016, The Analyst.

[122]  G. Pazour,et al.  Ror2 signaling regulates Golgi structure and transport through IFT20 for tumor invasiveness , 2017, Scientific Reports.

[123]  Huiyuan Guo,et al.  Development of a filter-based method for detecting silver nanoparticles and their heteroaggregation in aqueous environments by surface-enhanced Raman spectroscopy. , 2016, Environmental pollution.

[124]  Wamadeva Balachandran,et al.  Chemically Roughened Solid Silver: A Simple, Robust and Broadband SERS Substrate , 2016, Sensors.

[125]  Marc D Porter,et al.  Prospects for point-of-care pathogen diagnostics using surface-enhanced Raman scattering (SERS). , 2016, Chemical Society reviews.

[126]  J. Zhan,et al.  Surface enhanced Raman spectroscopy hyphenated with surface microextraction for in-situ detection of polycyclic aromatic hydrocarbons on food contact materials. , 2016, Talanta.

[127]  Xiaoqing Chen,et al.  A gas-diffusion microfluidic paper-based analytical device (μPAD) coupled with portable surface-enhanced Raman scattering (SERS): facile determination of sulphite in wines. , 2016, The Analyst.

[128]  A. Boisen,et al.  Detection of nerve gases using surface-enhanced Raman scattering substrates with high droplet adhesion. , 2016, Nanoscale.

[129]  Ivano Alessandri,et al.  Enhanced Raman Scattering with Dielectrics. , 2016, Chemical reviews.

[130]  L. Litti,et al.  Detection of low-quantity anticancer drugs by surface-enhanced Raman scattering , 2016, Analytical and Bioanalytical Chemistry.

[131]  Xincun Dou,et al.  Silver nanotriangles-loaded filter paper for ultrasensitive SERS detection application benefited by interspacing of sharp edges , 2016 .

[132]  Xiaonan Lu,et al.  Determination of chemical hazards in foods using surface-enhanced Raman spectroscopy coupled with advanced separation techniques , 2016 .

[133]  C. Colombo,et al.  Portable Sequentially Shifted Excitation Raman spectroscopy as an innovative tool for in situ chemical interrogation of painted surfaces. , 2016, The Analyst.

[134]  Jianping Hu,et al.  Detection of difenoconazole pesticides in pak choi by surface-enhanced Raman scattering spectroscopy coupled with gold nanoparticles , 2016 .

[135]  Laura Fabris,et al.  SERS Tags: The Next Promising Tool for Personalized Cancer Detection? , 2016 .

[136]  Jing Yuan,et al.  A rapid Raman detection of deoxynivalenol in agricultural products. , 2017, Food chemistry.

[137]  P. Mosier-Boss,et al.  Review of SERS Substrates for Chemical Sensing , 2017, Nanomaterials.

[138]  Renato Bozio,et al.  Oxidation effects on the SERS response of silver nanoprism arrays , 2017 .

[139]  Vincenzo Amendola,et al.  Surface plasmon resonance in gold nanoparticles: a review , 2017, Journal of physics. Condensed matter : an Institute of Physics journal.

[140]  Yang Sun,et al.  A promising magnetic SERS immunosensor for sensitive detection of avian influenza virus. , 2017, Biosensors & bioelectronics.

[141]  Martin Moskovits,et al.  Electromagnetic theories of surface-enhanced Raman spectroscopy. , 2017, Chemical Society reviews.

[142]  K. Faulds,et al.  Sensitive SERS nanotags for use with a hand-held 1064 nm Raman spectrometer , 2017, Royal Society Open Science.

[143]  F. Giorgis,et al.  Optimization and Characterization of Paper-Made Surface Enhanced Raman Scattering (SERS) Substrates with Au and Ag NPs for Quantitative Analysis , 2017, Materials.

[144]  J. Popp,et al.  Recent progress in surface-enhanced Raman spectroscopy for biological and biomedical applications: from cells to clinics. , 2017, Chemical Society reviews.

[145]  Jessica E Fitzgerald,et al.  Artificial Nose Technology: Status and Prospects in Diagnostics. , 2017, Trends in biotechnology.

[146]  Qixing Huang,et al.  Use of RNAi technology to develop a PRSV-resistant transgenic papaya , 2017, Scientific Reports.

[147]  Haitao Li,et al.  On-demand fabrication of surface-enhanced Raman scattering arrays by pen writing, and their application to the determination of melamine in milk , 2017, Microchimica Acta.

[148]  Dan Wang,et al.  Selectivity/Specificity Improvement Strategies in Surface-Enhanced Raman Spectroscopy Analysis , 2017, Sensors.

[149]  Xiaoyu Guo,et al.  Au dotted magnetic graphene sheets for sensitive detection of thiocyanate , 2017 .

[150]  Huiyuan Guo,et al.  Applications of surface-enhanced Raman spectroscopy in the analysis of nanoparticles in the environment , 2017 .

[151]  Rapid screening for ricin toxin on letter papers using surface enhanced Raman spectroscopy. , 2017, Talanta.

[152]  Mian M Wu,et al.  Chromatographic separation and detection of contaminants from whole milk powder using a chitosan-modified silver nanoparticles surface-enhanced Raman scattering device. , 2017, Food chemistry.

[153]  Xiaoyu Guo,et al.  Heterostructured cube Au–Ag composites for rapid Raman detection of antibiotic ciprofloxacin , 2017 .

[154]  Javier Reguera,et al.  Anisotropic metal nanoparticles for surface enhanced Raman scattering. , 2017, Chemical Society reviews.

[155]  F. Lagarde,et al.  Microbiological identification by surface-enhanced Raman spectroscopy , 2017 .

[156]  S. Yao,et al.  Recent progress in the application of nanomaterials in the analysis of emerging chemical contaminants , 2017 .

[157]  N. Hamada,et al.  A simple fabrication of plasmonic surface-enhanced Raman scattering (SERS) substrate for pesticide analysis via the immobilization of gold nanoparticles on UF membrane , 2017 .

[158]  K. Faulds,et al.  Surface-enhanced Raman spectroscopy for in vivo biosensing , 2017 .

[159]  R. Bozio,et al.  Validation of SERS enhancement factor measurements , 2018 .

[160]  Meizhen Huang,et al.  A “drop‐wipe‐test” SERS method for rapid detection of pesticide residues in fruits , 2018 .