Rapid-response and highly sensitive noncross-linking colorimetric nitrite sensor using 4-aminothiophenol modified gold nanorods

N Xiao, C Yu - Analytical chemistry, 2010 - ACS Publications
… In conclusion, a novel GNR nitrite sensor, taking advantage of the tunable optical property
of GNR, was developed. This noncross-linking aggregation assay was rapid and highly …

A novel electrochemical sensor based on gold nanorods and Nafion-modified GCE for the electrocatalytic oxidation of nitrite

D Rao, J Zhang, J Zheng - Journal of the Iranian Chemical Society, 2016 - Springer
… electrochemical sensing for the detection of nitrite. In this work, a non-enzymatic sensor of
nitrite was constructed based on CTAB-stabilized Au NRs and Nafion. This developed sensor

Thiol-mediated etching of gold nanorods as a neoteric strategy for room-temperature and multicolor detection of nitrite and nitrate

M Sepahvand, F Ghasemi, HMS Hosseini - Analytical Methods, 2021 - pubs.rsc.org
… In this study, we have presented a label-free colorimetric sensor based on the etching of
AuNRs for nitrite detection at room temperature. Our developed probe has shown no …

Additive-improved colorimetric nitrite assay with ultrahigh sensitivity based on etching gold nanorods

S Wang, Q Lin, SL Filbrun, R Zhou, Q An, Y Yin… - Sensors and Actuators B …, 2021 - Elsevier
Gold nanomaterial (GNM)-based colorimetric sensors have … , nitrite was detected with high
sensitivity using gold nanorod (… promote the etching of more gold atoms at the AuNR ends. …

Gold nanomaterials and their composites as electrochemical sensing platforms for nitrite detection

P Saha, R Akter, S Shaheen Shah… - Chemistry–An Asian …, 2022 - Wiley Online Library
… Two major factors for gold nanorods are its length and diameter and the diameter is entirely
… of deposited gold within the pores of the template membranes. Production of nanorods is …

Highly sensitive label-free colorimetric sensing of nitrite based on etching of gold nanorods

Z Chen, Z Zhang, C Qu, D Pan, L Chen - Analyst, 2012 - pubs.rsc.org
… As type A inorganic contaminants in drinking water, nitrite and … of two kinds of functionalized
gold nanoparticles (GNPs). … and/or higher reaction activities at the tips of gold nanorods. …

Chemical redox-modulated etching of plasmonic nanoparticles for nitrite detection: comparison among gold nanosphere, nanorod, and nanotriangle

Z He, L Zhang, G Peng, G Wang, X Liang - Journal of Analysis and Testing, 2021 - Springer
… a colorimetric nitrite detection based on chemical etching of gold nanoparticles. Using
nitrite-… , many gold nanoparticle-based colorimetric sensing schemes have been developed for …

Highly sensitive detection of nitrite by using gold nanoparticle-decorated α-Fe 2 O 3 nanorod arrays as self-supporting photo-electrodes

S Kang, H Zhang, G Wang, Y Zhang, H Zhao… - Inorganic Chemistry …, 2019 - pubs.rsc.org
… As a representative work, BiVO 4 photoelectrodes were designed as nitrite sensors by the
PEC method, and the limit of detection (LOD) was 1.5 μM. Additionally, the LOD of graphene/…

[HTML][HTML] Gold nanorods and tungsten disulfide nanocomposite modified electrode for hemoglobin electrochemical biosensing of trichloroacetic acid and nitrite

M Jiang, C Yin, J Du, W Fu, X Han, W Sun - International Journal of …, 2023 - Elsevier
… WS 2 /CILE for TCA and nitrite are relatively good with a wider linear range or lower detection
limit, providing the practical usage of AuNRs-WS 2 composite for electrochemical sensing. …

A nitrite and hydrogen peroxide sensor based on Hb adsorbed on Au nanorods and graphene oxide coated by polydopamine

C Wang, X Zou, Q Wang, K Shi, J Tan, X Zhao… - Analytical …, 2014 - pubs.rsc.org
… In this study gold nanorods (AuNRs) were produced by the seed-mediated synthetic method
according to the literature. Briefly, a seed solution was prepared by mixing 0.63 mL 2 × 10 −…