TABLE 1.

Recent publications (2021 or 2022 early access) on the detection of various environmental contaminants using SERS

Substrate	Analyte	Sample or Sample Matrix	LOD	References
SERS aptsensor	Hg2+	Tap and lake water	0.11 Fm	[86]
IP6@AgNPs probe	Fe3+	Integrated circuit cleaning solution waste	0.1 µM	[90]
Phenylacetylene‐AgNPs	Hg2+	Lake water	87.6 pM	[99]
Dual enhancement SERS sensor	Pb2+	Water	4.31 pM	[42]
Gold nanoparticles	Polystyrene and poly (ethylene terephthalate)	NPL drop cast onto Au‐functionalized glass slides	10 µg/mL	[115]
Silver nanoparticles on regenerated cellulose	Crystal violet and polystyrene	Analyte deposited on SERS substrate	0.1 mg/mL	[62]
Silver @ gold nanostars @ anodized aluminum oxide	Polystyrene	Tap, river and sea water	0.05 mg/g	[116]
Gold nanoparticles	Polystyrene	PS spiked in water	–	[114]
Gold nanoparticles @ 4‐MBN	Melamine	Milk	10 nM	[265]
Silver nanoparticles	S. aureus and E. coli	Substrate	–	[235]
Gold modified magnetic nanoparticles	Salmonella	Spiked: chicken and milk Natural: Milk, tap water, poor water	4 cfu/mL	[229]
Silver/copper oxide nanowires/pyramidal PDMS	Rhodamine 6G, crystal violet and congo red	SERS substrate surface	10–9, 10–8 and 10–7 M	[51]
Graphene oxide nanosheet coated with silver and gold nanoparticles	Beta‐carotene and malachite green	Analyte deposited on SERS substrate	<1 mg/L	[43]
Silver nanoparticles ‐ grafted silicon nanocones	Rhodamine 6G, crystal violet, melamine, methyl parathion	AgNPs/SiNC platform, lake water, milk and tap water	10–14, 10–9, 10–7 and 10–7 M	[49]
Sulphur doped MoO2 nanospheres	Rhodamine 6G, rhodamine B, crystal violet	Dropped onto glass slide	1 × 10–9, 1 × 10–10 and 1 × 10–8 M	[266]
Silver‐doped hydroxyapatite nanocomposite	Rhodamine 6G and crystal violet	Dropped on surface of SERS substrate	10–6 and 10–5 M	[267]
Cetyltrimethylammonium bromide (CTAB)/gold nanoparticles	Hydroxyanthraquinones	Mixture of SERS substrate and analyte	–	[40]
Silver nanoparticles/glass fibre filter	Rhodamine 6G, malachite green and crystal violet	Simulated sewage solution	10–10,10–9 and 10–9 M	[71]
Silver‐tannin furanic foam	Malachite green	SERS substrate was dipped in 1 mM of analyte solution	–	[120]
Silver @ UIO‐66(NH2)/ polydopamine – molecularly imprinted polymer	Orange II	Lake water	10–10 M	[121]
Silver nanoparticles @ cellulose nano crystal	Congo red	Injected into platform	10–15 M	[122]
Silver nanoparticles	Dezocine	Spiked urine, blank urine sample and spike rat serum	10 µg/mL	[268]
Gold multibranched nanoparticles	Ibuprofen	Water	10–8 M	[102]
Molecularly imprinted @ gold– graphene oxide	Biguanides	Health care capsules	0.10 mg/mL	[105]
Nanoporous gold nanoparticles	Pharmaceuticals	Substrate	–	[45]
Silver nanodisks decorated filter paper	Tetracycline	Analyte dropped onto substrates surface	10–9 M	[46]
Gold nanoparticles	Sulfadiazine, sulfamerazine and sulfamethazine	Water	1 and 50 µg/L	[269]
Gold nanowires	Furazolidone	Deionized water, running water, river and seawater	6.83 mg/L	[69]
ACE2 sensor	SARS‐CoV‐2	Purchased spike proteins	300 nm	[270]
Pyramidal nanoholes	Hepatitis A	Water	13 pg/mL	[219]
Silver nanorods	SARS‐CoV‐2	23 water samples	–	[218]
Raman probe‐functionalized Au nanoparticles (RAuNPs) on the graphene oxide (GO)/triangle gold nanoflower array	Hepatitis B, HPV‐16 and HPV‐18	Substrate	1 aM–100 pM	[224]
Gold nanoparticles	dsDNA	Duck meat	100 aM–10 pM	[225]
Upconversion nanoparticles	Ochratoxin A	Spiked beer	3.2 pg/mL	[244]
Silica photonic crystal microspheres/gold nanoparticles	Aflatoxin B‐1, ochratoxin A and zearalenone	Rice, corn and wheat	0.82, 1.43 and 1.00 pg/mL	[271]
Gold @ silver nanoparticles and gold nanorods	Ochratoxin A and zearalenone	Spiked corn and wheat	0.018 and 0.054 ng/mL	[239]
Silver nanoparticles	Ochratoxin A	Spiked wine and wheat	–	[272]
Iron(II,III)oxide @ gold nanoparticles coupled with gold @ silver nanoparticles	Zearalenone	Spiked beer and wine	0.001 ng/L	[273]
Gold nanorods	Patulin and alternariol	Spiked apple juice	1 µg/L	[242]

Articles were obtained by performing the following searches on Web of Science and removing non‐environmental papers: SERS + Environment, SERS + Biological, SERS + Environment + Biological, SERS + Bacteria, SERS + Virus, SERS + Mycotoxin, SERS + Pharmaceutical, SERS + Dyes, SERS + Environment + Dyes, SERS + Microplastics and SERS + Nanoplastics. The table details substrate type, analyte type, the sample or sample matrix used, method LOD and the corresponding reference. Note: a separate table below is provided for pesticides due to the large number of publications (Table 2).