Journal ArticleDOI
Au nanoparticles grafted on Fe3O4 as effective SERS substrates for label-free detection of the 16 EPA priority polycyclic aromatic hydrocarbons.
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TLDR
The synthesis and construction of Fe3O4@Au SERS substrate was completed and the detection was successfully conducted using a portable Raman spectrometer, which could be used for on-site monitoring of PAHs.About:
This article is published in Analytica Chimica Acta.The article was published on 2016-04-07. It has received 52 citations till now.read more
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Book ChapterDOI
Nanosensors for water quality monitoring
TL;DR: In this paper , the potential of nanosensor technologies and recent advances in them for water quality monitoring and analysis are discussed, and a few promising examples of novel (biomimetic and hybrid) nanosensing technologies are also reviewed.
Book ChapterDOI
Role of Nanomaterials as an Emerging Trend Towards the Detection of Winged Contaminants
TL;DR: In this paper, the authors tried to sum up the source, contamination, and health effects of those hydrocarbons along with their detection and extraction techniques in combination with nanomaterials, reported so far.
Journal ArticleDOI
In situ construction of Fe3O4@PDA@Au multi hotspot SERS probe for trace detection of benzodiazepines in serum
Fernando López,Lieber Po-Hung Li +1 more
TL;DR: In this paper , a surface-enhanced Raman scattering (SERS) probe was used to detect traces of eszopiclone and diazepam in serum at concentrations as low as 1 μg/ml with good linearity.
Journal ArticleDOI
Recent advances in the analysis of polycyclic aromatic hydrocarbons in food and water
TL;DR: In this article , the recent advances of various chromatographic methods as well as electrochemical and SERS-based optical sensing methods for analysis of polycyclic aromatic hydrocarbons (PAHs) in food and water are discussed.
Journal ArticleDOI
A surface-enhanced Raman scattering sensor for the detection of benzo[a]pyrene in foods based on a gold nanostars@reduced graphene oxide substrate.
Li Min Zhang,Ximo Wang,Chen Chen,Ruiqiang Wang,Xuguang Qiao,Geoffrey I. N. Waterhouse,Zhixiang Xu +6 more
TL;DR: In this paper , a simple and sensitive surface-enhanced Raman scattering (SERS) sensor based on gold [email protected] graphene oxide ([email protected]) was successfully developed for the detection of benzo[a]pyrene in foods.
References
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Journal ArticleDOI
Biodegradation aspects of Polycyclic Aromatic Hydrocarbons (PAHs): A review
A. K. Haritash,C.P. Kaushik +1 more
TL;DR: The biodegradation of PAHs has been observed under both aerobic and anaerobic conditions and the rate can be enhanced by physical/chemical pretreatment of contaminated soil.
Journal ArticleDOI
Nanogap-engineerable Raman-active nanodumbbells for single-molecule detection
TL;DR: Atomic-force-microscope-correlated nano-Raman measurements of individual dumbbell structures demonstrate that Raman signals can be repeatedly detected from single-DNA-tethered nanodumbbells and open avenues for the high-yield synthesis of optically active smart nanoparticles and structurally reproducible nanostructure-based single-molecule detection and bioassays.
Journal ArticleDOI
Monitoring of environmental exposure to polycyclic aromatic hydrocarbons: a review
TL;DR: Emphasis will be placed on the use of bioaccumulation and biomarker responses in air, soil, water and food, as monitoring tools for the assessment of the risks and hazards of PAH concentrations for the ecosystem, as well as on its limitations.
Journal ArticleDOI
Deterministic aperiodic arrays of metal nanoparticles for surface-enhanced Raman scattering (SERS)
TL;DR: The ability to rigorously design lithographically fabricated DA arrays of metal nanoparticles enables the optimization and control of highly localized plasmonic fields for a variety of chip-scale devices, such as more reproducible SERS substrates, label-free bio-sensors and non-linear elements for nano-plasmonics.
Journal ArticleDOI
Sensing polycyclic aromatic hydrocarbons with dithiocarbamate-functionalized ag nanoparticles by surface-enhanced Raman scattering.
TL;DR: Trace detection of polycyclic aromatic hydrocarbons is reported in this work on dithiocarbamate calix[4]arene functionalized Ag nanoparticles by using surface-enhanced Raman scattering (SERS).
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Preparation of Thiol Modified Fe3O4@Ag Magnetic SERS Probe for PAHs Detection and Identification
Jingjing Du,Chuanyong Jing +1 more