Reactive events at the graphene oxide–water interface

R David, R Kumar - Chemical Communications, 2021 - pubs.rsc.org
Graphene oxide exhibits interesting reactive events at its interface with water, with water as
an active participant. The reactive events are influenced by the level of oxidation of the …

Versatile electrode platform for determination of hydrogen peroxide in serum samples based on hemoglobin embedded in iron oxide/reduced graphene oxide …

S Kalaiselvi, DR Kumar, M Hasan, J Santhanalakshmi… - Electrochimica …, 2023 - Elsevier
Abstract Hydrogen peroxide (H 2 O 2) is a vital messenger molecule facilitating signal
transmission within cellular systems. The accurate quantification of H 2 O 2 in complex …

Graphene oxide as an enhancer of fluorescence

A Bapli, RK Gautam, S Seth, R Jana… - Chemistry–An Asian …, 2020 - Wiley Online Library
Solvent‐dependent switching of graphene oxide (GO) as fluorescence quencher or
enhancer was observed. In some solvents, GO increases the fluorescence yield of a …

Interfacial water at graphene oxide surface: ordered or disordered?

V Subasinghege Don, R David, P Du… - The Journal of …, 2019 - ACS Publications
The graphene oxide (GO)–water interface was simulated using Born–Oppenheimer
molecular dynamics (BOMD) simulations with two different functionals, namely, revPBE-D3 …

Structural and spectral transformation of cationic porphyrin TMPyP4 at adsorption on graphene

VA Karachevtsev, SG Stepanian… - Journal of Molecular …, 2021 - Elsevier
Hybrids of graphene nanomaterials with porphyrins possess distinct photo and electronic
properties that enable a wide spectrum of applications involving interaction with light. In this …

Adsorption of poly (rA) in duplex (A-motif) conformation on graphene oxide: spectroscopy and AFM study

MV Karachevtsev, VA Valeev, OS Lytvyn… - Applied Physics A, 2024 - Springer
The conformational diversity of nucleic acid structures, including the ability to self-assemble,
such as an i/A-motif, significantly expands the horizon of possible applications of their …

Adsorption of Polyadenylic acid on graphene oxide: experiments and computer modeling

MV Karachevtsev, SG Stepanian… - Journal of …, 2022 - Taylor & Francis
In this work, we study the adsorption of poly (rA) on graphene oxide (GO) using AFM and UV
absorption spectroscopies. A transformation of the homopolynucleotide structure on the GO …

[HTML][HTML] Low-temperature Raman studies of graphene oxide: Analysis of structural properties

A Glamazda, A Linnik, O Lytvyn, V Karachevtsev - AIP Advances, 2024 - pubs.aip.org
This work is devoted to the low-temperature Raman studies of a bright representative of 2D
materials—graphene oxide (GO) film in the range of 5–325 K. The performed analysis of the …

Composite films of single-walled carbon nanotubes with strong oxidized graphene: characterization with spectroscopy, microscopy, conductivity measurements (5 …

VA Karachevtsev, AM Plokhotnichenko… - Low Temperature …, 2019 - pubs.aip.org
The hybridization of 1D carbon nanotubes and 2D graphene family is able to form 3D
nanostructures with significantly improved electrical, mechanical and thermal properties …

The temperature dependence of electron transport in a composite film of graphene oxide with single-wall carbon nanotubes: An analysis and comparison with a …

VA Karachevtsev, NV Kurnosov - Low Temperature Physics, 2019 - pubs.aip.org
The work describes the results of low-temperature studies (5–291 K) of electron transport in
composite films of graphene oxide with single-wall nanotubes (GO-SWNTs) obtained by …