“Two-step” signal amplification for ultrasensitive detection of dopamine in human serum sample using Ti3C2Tx-MXene

SG Chavan, PR Rathod, A Koyappayil, A Go… - Sensors and Actuators B …, 2024 - Elsevier
Two-dimensional transition-metal (Ti 3 C 2 Tx-MXene) carbide layered materials with
versatile surface functional group have attracted huge interest in electrochemical sensing …

Performance enhancement of inkjet printed multi‐walled carbon nanotubes inks using synthetic and green surfactants

SF Kamarudin, M Jaafar, A Abd Manaf… - Advanced Materials …, 2021 - Wiley Online Library
While the efficiency of synthetic surfactants in controlling the dispersion behaviour of
nanomaterials in aqueous solution has been well documented, issues on environmental …

Low Cost Layer by Layer Construction of CNT/Chitosan Flexible Paper‐based Electrodes: A Versatile Electrochemical Platform for Point of Care and Point of Need …

F Figueredo, M Jesús González‐Pabón… - …, 2018 - Wiley Online Library
Modification of cellulosic paper with carbon nanotubes (CNT) was studied for the
development of electronic and analytical devices. Interesting results were published by …

Mesoporous WO3‐Dot‐Decorated Flexible Electrodes for the Determination of Industrial Pollutants

A Koyappayil, H Seok, GH Choi… - Energy & …, 2024 - Wiley Online Library
This study demonstrates the fabrication of mesoporous tungsten trioxide (WO3)‐decorated
flexible polyimide (PI) electrodes for the highly sensitive detection of catechol (CC) and …

Ratiometric electrochemical detection of kojic acid based on glassy carbon modified MXene nanocomposite

G Karuppaiah, A Koyappayil, A Go, MH Lee - RSC advances, 2023 - pubs.rsc.org
The significance of developing a selective and sensitive sensor for quality control purposes
is underscored by the prevalent use of kojic acid (KA) in cosmetics, pharmaceuticals, and …

nanoparticles-decorated activated carbon nanocomposite based electrochemical sensor for selective detection of dopamine in presence of uric acid and …

TK Aparna, R Sivasubramanian - Journal of Chemical Sciences, 2018 - Springer
We propose an electrochemical sensor using NiFe _ 2 O _ 4 NiFe 2 O 4 nanoparticles-
decorated activated carbon (AC) nanocomposite for selective detection of dopamine (DA) in …

Carbon nanomaterials and surfactants as electrode surface modifiers in organic electroanalysis

G Ziyatdinova, H Budnikov - … in Analytical Chemistry; Shtykov, SN, Ed, 2018 - degruyter.com
Electrochemical activity as response of the electrode depends on the nature of its surface. In
order to improve the response parameters, chemically modified electrodes became a high …

Hazardous Biomolecules Sensing in Water using Nanostructured Metal Oxides

H Seok, A Koyappayil, S Son… - 2023 IEEE International …, 2023 - ieeexplore.ieee.org
Since COVID-19, the importance of prevention from harmful biomolecules has emerged as
the biggest problem in our life. For this, efficient and advanced biosensor should be …

一种用于电化学免疫分析的抗钝化的电极浆料

Q Zheng, Y Lu, Z Ye, J Ping, J Wu, Y Ying - Journal of Zhejiang University …, 2018 - Springer
摘要目的酶联免疫分析常用底物对硝基苯磷酸盐分解后产生对硝基苯酚(PNP),
该物质对电极具有钝化作用, 限制了该体系在电化学免疫分析领域的应用. 因此 …

[HTML][HTML] An anti-passivation ink for the preparation of electrodes for use in electrochemical immunoassays

Q Zheng, Y Lu, Z Ye, J Ping, J Wu… - Journal of Zhejiang …, 2018 - ncbi.nlm.nih.gov
Abstract p-Nitrophenylphosphate (PNPP) is usually employed as the substrate for enzyme-
linked immunosorbent assays. p-Nitrophenol (PNP), the product of PNPP, with the catalyst …