Low-dimensionality carbon-based biosensors: the new era of emerging technologies in bioanalytical chemistry

KPR Castro, RNP Colombo, RM Iost… - Analytical and …, 2023 - Springer
Since the last decade, carbon nanomaterials have had a notable impact on different fields
such as bioimaging, drug delivery, artificial tissue engineering, and biosensors. This is due …

Exploring electron transfer: bioinspired, biomimetics, and bioelectrochemical systems for sustainable energy and Value-Added compound synthesis

GC Sedenho, RNP Colombo, RM Iost… - Applied Physics …, 2024 - pubs.aip.org
Electron transfer (ET) is a fundamental process that underlies various phenomena in
physics, chemistry, and biology. Understanding ET mechanisms is crucial for develo** …

Graphene-based hybrid electrical-electrochemical point-of-care device for serologic COVID-19 diagnosis

IA Mattioli, KR Castro, LJA Macedo… - Biosensors and …, 2022 - Elsevier
The outbreak of COVID-19 pandemics highlighted the need of sensitive, selective, and easy-
to-handle biosensing devices. In the contemporary scenario, point-of-care devices for mass …

Phthalocyanine based metal-organic frame work with carbon nanoparticles as hybrid catalyst for oxygen reduction reaction

LK Sannegowda - Electrochimica Acta, 2023 - Elsevier
Lot of research efforts are on way to overcome the sluggish kinetics of oxygen reduction
reaction (ORR) and to replace the expensive Pt/C catalyst employed at the cathode of a fuel …

Development of a Sensitive Cysteine-Modified Au-NPs–Graphene Nanoribbons Nanocomposite Disposable Biosensor for Aflatoxin B1 Detection in Food samples

A Ijaz, A Muhaddas, MZ Farooq, R Wahab… - ACS Applied Nano …, 2024 - ACS Publications
A simple and sensitive electrochemical biosensor based on a disposable graphite pencil
electrode (PGE) is proposed for the detection of aflatoxin B1 (AFB1) in food samples. The …

Expanding the application of graphene vertical devices to dual femtomolar detection of SARS-CoV-2 receptor binding domain in serum and saliva

IA Mattioli, KR Castro, GC Sedenho… - Biosensors and …, 2023 - Elsevier
The emergence of the graphene-based hybrid electrical-electrochemical vertical device
(EEVD) has introduced a promising nanostructured biosensor tailored for point-of-care …

Challenges in biomaterials science for electrochemical biosensing and bioenergy

RNP Colombo, GC Sedenho… - Chemistry of …, 2022 - ACS Publications
Interest in develo** and applying emerging biomaterials to sensing and energy devices'
frameworks has dramatically climbed in recent years. The world has been recently …

Consequences of Edge and Substrate Modifications on Graphene Electrochemistry

T Bertaglia, TJ Neubert, RM Iost… - Current Opinion in …, 2024 - Elsevier
The electrochemistry of graphene is dictated by its structural inhomogeneities, including
defects, edges, and substrate interactions, along with its unique electronic properties. In this …

Amplifying sensing performance through gold micropatterns-induced modulation of graphene's vertical electron transfer

A Hassan, RNP Colombo, RM Iost, FN Crespilho - Electrochimica Acta, 2023 - Elsevier
High-quality graphene monolayers exhibit limited vertical electron transfer properties due to
their inert basal plan structure, hampering their use in electrochemical sensing devices …

Gas-sensing detection in the carbon phosphide monolayer: improving CO x sensitivity through B do**

PEP Spalenza, FAL de Souza, RG Amorim… - Physical Chemistry …, 2022 - pubs.rsc.org
A challenge in 2D materials engineering is to find a nanodevice that is capable of detecting
and distinguishing gas molecules through an electrical signal. Herein, the B-doped carbon …