PdPt bimetallic alloy nanowires-based electrochemical sensor for sensitive detection of ascorbic acid

RSC Advances ◽  
2016 ◽  
Vol 6 (48) ◽  
pp. 42008-42013 ◽  
Author(s):  
Lihua Jin ◽  
Zaihua Zhang ◽  
Zhihua Zhuang ◽  
Zheng Meng ◽  
Cong Li ◽  
...  
Keyword(s):  
Ascorbic Acid ◽  
Detection Limit ◽  
Electrochemical Sensor ◽  
Electrocatalytic Activity ◽  
Linear Range ◽  
Sensitive Detection ◽  
Wide Linear Range ◽  
Bimetallic Alloy ◽  
Alloy Nanowires

A novel PdPt bimetallic alloy nanowires-based electrochemical sensor for sensitive detection of ascorbic acid with remarkable electrocatalytic activity in a wide linear range (0.01–0.97 mM) and a detection limit as low as 0.2 μM.

Graphene quantum dots and Nafion composite as an ultrasensitive electrochemical sensor for the detection of dopamine

2016 ◽  
Vol 8 (24) ◽  
pp. 4912-4918 ◽  
Author(s):  
Pengfei Pang ◽  
Fuqing Yan ◽  
Haizhen Li ◽  
Haiyan Li ◽  
Yanli Zhang ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Detection Limit ◽  
Electrochemical Sensor ◽  
Electrode Material ◽  
Graphene Quantum Dots ◽  
Linear Range ◽  
Ultrasensitive Detection ◽  
Wide Linear Range ◽  
Low Detection Limit

A graphene quantum dots-Nafion composite as a novel electrode material was developed for ultrasensitive detection of dopamine with a low detection limit of 0.45 nM and a wide linear range of 5 nM to 100 μM.

Electrochemical sensor for the facile detection of trace amounts of bisphenol A based on cyclodextrin-functionalized graphene/platinum nanoparticles

2017 ◽  
Vol 9 (1) ◽  
pp. 134-140 ◽  
Author(s):  
Jinfeng Zou ◽  
Zhiguang Liu ◽  
Yujing Guo ◽  
Chuan Dong
Keyword(s):  
Detection Limit ◽  
Bisphenol A ◽  
Electrochemical Sensor ◽  
Platinum Nanoparticles ◽  
Cost Effective ◽  
Linear Range ◽  
Functionalized Graphene ◽  
Wide Linear Range ◽  
Low Detection Limit

A sensitive electrochemical sensor for Bisphenol A is developed based on TM-β-CD-Gr/PtNPs. This method has wide linear range and low detection limit. Moreover, it is convenient and cost-effective.

scholarly journals An electrochemical platform based on a hemin–rGO–cMWCNTs modified aptasensor for sensitive detection of kanamycin

RSC Advances ◽  
2021 ◽  
Vol 11 (26) ◽  
pp. 15817-15824
Author(s):  
Tianyi Gao ◽  
Chong Sun ◽  
Nana Zhang ◽  
Yang Huang ◽  
Hongxing Zhu ◽  
...  
Keyword(s):  
Detection Limit ◽  
Linear Range ◽  
Sensitive Detection ◽  
Electrochemical Aptasensor ◽  
Wide Linear Range ◽  
Low Detection Limit ◽  
Excellent Stability

An electrochemical aptasensor based on hemin–rGO–cMWCNTs was established. The aptasensor exhibited a low detection limit and a wide linear range. Excellent stability, reproducibility and applicability were presented for KANA.

Enzyme-free amplified DNA assay: five orders of linearity provided by metal stable isotope detection

2018 ◽  
Vol 54 (98) ◽  
pp. 13782-13785 ◽  
Author(s):  
Yu Liu ◽  
Yonggang Ding ◽  
Ying Gao ◽  
Rui Liu ◽  
Xiaorong Hu ◽  
...  
Keyword(s):  
Detection Limit ◽  
Stable Isotope ◽  
Clinical Diagnosis ◽  
Linear Range ◽  
Dna Assay ◽  
Wide Linear Range ◽  
Low Detection Limit ◽  
Detection Strategy

The metal stable isotope detection strategy demonstrates a wide linear range and a low detection limit, showing promising potential in clinical diagnosis.

scholarly journals Simultaneous electrochemical detection of levodapa, paracetamol and l-tyrosine based on multi-walled carbon nanotubes

RSC Advances ◽  
2020 ◽  
Vol 10 (24) ◽  
pp. 14218-14224 ◽  
Author(s):  
Zai-Yu Li ◽  
Dan-Yang Gao ◽  
Zhi-Yong Wu ◽  
Shuang Zhao
Keyword(s):  
Carbon Nanotubes ◽  
Electrochemical Sensor ◽  
Electrochemical Detection ◽  
Simultaneous Detection ◽  
Linear Range ◽  
Good Reproducibility ◽  
Wide Linear Range ◽  
Multi Walled Carbon Nanotubes ◽  
Walled Carbon Nanotubes

A novel electrochemical sensor for the simultaneous detection of levodopa, paracetamol and l-tyrosine was developed based on multi-walled carbon nanotubes. The sensor has the merits of wide linear range, good selectivity and good reproducibility.

3D sandwich-type prostate specific antigen (PSA) immunosensor based on rGO–MWCNT–Pd nanocomposite

2015 ◽  
Vol 39 (7) ◽  
pp. 5522-5528 ◽  
Author(s):  
Lihui Tian ◽  
Lei Liu ◽  
Yueyuan Li ◽  
Qin Wei ◽  
Wei Cao
Keyword(s):  
Detection Limit ◽  
Prostate Specific Antigen ◽  
Specific Antigen ◽  
Linear Range ◽  
Wide Linear Range ◽  
Low Detection Limit ◽  
Sandwich Type ◽  
Diagnostic Applications

A signal amplifying sandwich-type immunosensor with a wide linear range and a low detection limit is developed with potential clinical and diagnostic applications.

Ultrasensitive electrochemical assay of hydrogen peroxide and glucose based on PtNi alloy decorated MWCNTs

RSC Advances ◽  
2015 ◽  
Vol 5 (124) ◽  
pp. 102877-102884 ◽  
Author(s):  
He Mei ◽  
Huimin Wu ◽  
Wenqin Wu ◽  
Shengfu Wang ◽  
Qinghua Xia
Keyword(s):  
Hydrogen Peroxide ◽  
Electrochemical Sensor ◽  
High Sensitivity ◽  
Linear Range ◽  
Electrochemical Assay ◽  
Wide Linear Range ◽  
Ptni Alloy

A electrochemical sensor based on PtNi/MWCNTs can detect hydrogen peroxide and glucose with wide linear range and high sensitivity.

Rapid synthesis of hollow Ni(OH)2 with low-crystallinity for the electrochemical detection of ascorbic acid with high sensitivity

RSC Advances ◽  
2016 ◽  
Vol 6 (49) ◽  
pp. 43598-43604 ◽  
Author(s):  
Delun Chen ◽  
Yang Cao ◽  
Yong Chen ◽  
Wei Huang ◽  
Bingrong Wang ◽  
...  
Keyword(s):  
Ascorbic Acid ◽  
Detection Limit ◽  
Electrochemical Detection ◽  
High Sensitivity ◽  
Linear Range ◽  
Rapid Synthesis ◽  
Ascorbic Acid Detection ◽  
Low Crystallinity

Ni(OH)2 performed good properties to ascorbic acid detection with the linear range of 10 μM to 0.20 mM, the detection limit of 3 μM (S/N = 3). The sensitivity is 1747.71 μA mM−1 cm−2, which is due to the hollow Ni(OH)2 with low crystallinity.

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