Highly sensitive detection of nitrite by using gold nanoparticle-decorated α-Fe2O3 nanorod arrays as self-supporting photo-electrodes

2019 ◽  
Vol 6 (6) ◽  
pp. 1432-1441 ◽  
Author(s):  
Shenghong Kang ◽  
Haimin Zhang ◽  
Guozhong Wang ◽  
Yunxia Zhang ◽  
Huijun Zhao ◽  
...  
Keyword(s):  
Gold Nanoparticle ◽  
Limit Of Detection ◽  
High Sensitivity ◽  
Sensitive Detection ◽  
Nanorod Arrays ◽  
Highly Sensitive ◽  
Highly Sensitive Detection

Gold nanoparticle (Au NP)-decorated-Fe2O3 nanorod arrays (AuNPs-Fe2O3) as a photoelectrode are applied to the detection of nitrite solution with a low limit of detection and high sensitivity.

scholarly journals Highly sensitive detection of nitrobenzene by a series of fluorescent 2D zinc(ii) metal–organic frameworks with a flexible triangular ligand

RSC Advances ◽  
2021 ◽  
Vol 11 (39) ◽  
pp. 23975-23984
Author(s):  
Xue Yang ◽  
Yixia Ren ◽  
Hongmei Chai ◽  
Xiufang Hou ◽  
Zhixiang Wang ◽  
...  
Keyword(s):  
Aqueous Solution ◽  
Metal Organic Frameworks ◽  
High Sensitivity ◽  
Fluorescent Sensors ◽  
Sensitive Detection ◽  
Donor Ligands ◽  
Highly Sensitive ◽  
Metal Organic ◽  
Highly Sensitive Detection

Four fluorescent 2D Zn-MOFs based on a flexible triangular ligand and linear N-donor ligands are hydrothermally prepared and used to detect nitrobenzene in aqueous solution with high sensitivity, demonstrating their potential as fluorescent sensors.

Highly sensitive detection of Cr(vi) in groundwater by bimetallic NiFe nanoparticles

2017 ◽  
Vol 9 (6) ◽  
pp. 1031-1037 ◽  
Author(s):  
Jingtao Liu ◽  
Yu Ding ◽  
Lifei Ji ◽  
Xin Zhang ◽  
Fengchun Yang ◽  
...  
Keyword(s):  
Heavy Metal ◽  
Hexavalent Chromium ◽  
Low Cost ◽  
High Sensitivity ◽  
Sensitive Detection ◽  
Toxic Heavy Metal ◽  
Metal Pollutants ◽  
Highly Sensitive ◽  
Highly Sensitive Detection ◽  
Heavy Metal Pollutants

Hexavalent chromium (Cr(vi)) is one of the most toxic heavy metal pollutants in groundwater, and thus the detection of Cr(vi) with high sensitivity, accuracy, and simplicity and low cost is of great importance.

scholarly journals Development of micropillar array electrodes for highly sensitive detection of biomarkers

RSC Advances ◽  
2020 ◽  
Vol 10 (67) ◽  
pp. 41110-41119
Author(s):  
Chaozhan Chen ◽  
Bin Ran ◽  
Zhenxing Wang ◽  
Hongli Zhao ◽  
Minbo Lan ◽  
...  
Keyword(s):  
Surface Modification ◽  
Surface Area ◽  
High Sensitivity ◽  
Sensitive Detection ◽  
Highly Sensitive ◽  
Detection Of Biomarkers ◽  
Highly Sensitive Detection ◽  
Micropillar Array

PDMS-based micropillar array electrodes with increased surface area and surface modification were developed to detect biomarkers with high sensitivity.

Highly Sensitive Detection of Target Biomolecules on Cell Surface Using Gold Nanoparticle Conjugated with Aptamer Probe

2012 ◽  
Vol 51 ◽  
pp. 06FH01
Author(s):  
Hyonchol Kim ◽  
Hideyuki Terazono ◽  
Masahito Hayashi ◽  
Hiroyuki Takei ◽  
Kenji Yasuda
Keyword(s):  
Cell Surface ◽  
Gold Nanoparticle ◽  
Sensitive Detection ◽  
Highly Sensitive ◽  
Aptamer Probe ◽  
Highly Sensitive Detection

A supramolecular nanobiological hybrid as a PET sensor for bacterial DNA isolated from Streptomyces sanglieri

The Analyst ◽  
2014 ◽  
Vol 139 (24) ◽  
pp. 6502-6510 ◽  
Author(s):  
Sudesna Chakravarty ◽  
Dilip Saikia ◽  
Priyanka Sharma ◽  
Nirab Chandra Adhikary ◽  
Debajit Thakur ◽  
...  
Keyword(s):  
Limit Of Detection ◽  
Sensitive Detection ◽  
Bacterial Dna ◽  
Turn On ◽  
Highly Sensitive ◽  
Highly Sensitive Detection

A ‘turn on–off–on’ sensor for highly sensitive detection of ds DNA with an excellent ‘limit of detection’ is reported.

Highly Sensitive Detection of Amoxicillin Based on Gold Nanoparticle-Modified ITO Electrode

2013 ◽  
Vol 3 (2) ◽  
pp. P14-P16 ◽  
Author(s):  
T. R. Chowdhury ◽  
A. A. Shaikh ◽  
H. Akter ◽  
M. M. Neaz ◽  
P. K. Bakshi ◽  
...  
Keyword(s):  
Gold Nanoparticle ◽  
Sensitive Detection ◽  
Ito Electrode ◽  
Highly Sensitive ◽  
Highly Sensitive Detection

scholarly journals High-sensitivity small-molecule detection of microcystin-LR cyano-toxin using a terahertz-aptamer biosensor

The Analyst ◽  
2021 ◽  
Author(s):  
Ahmed Mohamed ◽  
Ryan Walsh ◽  
Mohamed Cherif ◽  
Hassan A. Hafez ◽  
Xavier Ropagnol ◽  
...  
Keyword(s):  
Small Molecule ◽  
High Sensitivity ◽  
Sensitive Detection ◽  
Highly Sensitive ◽  
Highly Sensitive Detection ◽  
Small Molecule Detection

We demonstrate the rapid and highly sensitive detection of a small molecule, microcystin-LR (MC-LR) toxin using an aptasensor based on a terahertz (THz) emission technique named the terahertz chemical microscope (TCM).

Highly sensitive detection for cocaine using an aptamer–cocaine–aptamer method

2020 ◽  
Vol 44 (6) ◽  
pp. 2571-2577 ◽  
Author(s):  
Li Gao ◽  
Huixing Wang ◽  
Zebin Deng ◽  
Wenwen Xiang ◽  
Haifeng Shi ◽  
...  
Keyword(s):  
Composite Material ◽  
Gold Nanoparticle ◽  
Molybdenum Disulfide ◽  
False Positive ◽  
Physical Adsorption ◽  
Sensitive Detection ◽  
Highly Sensitive ◽  
Highly Sensitive Detection

In this study, a thiol-modified aptamer was immobilized on a gold nanoparticle-modified molybdenum disulfide composite material (MoS2@AuNPs), which could remove the interference of physical adsorption and reduce false positive signals.

Fluorescein-based fluorescent porous aromatic framework for Fe3+ detection with high sensitivity

2019 ◽  
Vol 7 (8) ◽  
pp. 2327-2332 ◽  
Author(s):  
Tingting Ma ◽  
Xue Zhao ◽  
Yutaka Matsuo ◽  
Jian Song ◽  
Rui Zhao ◽  
...  
Keyword(s):  
High Sensitivity ◽  
Sensitive Detection ◽  
Porous Aromatic Framework ◽  
Highly Sensitive ◽  
Highly Sensitive Detection

Highly sensitive detection of Fe3+ was achieved using a fluorescein-based fluorescent porous aromatic framework.

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