A high energy density aqueous hybrid supercapacitor with widened potential window through multi approaches

SW Zhang, BS Yin, XX Liu, DM Gu, H Gong, ZB Wang - Nano Energy, 2019 - Elsevier
It is well known that high performance and long cycle stability are the most significant
advantages of aqueous hybrid supercapacitors (AHSCs). However, low energy density has …

Redox additive electrolyte assisted promising pseudocapacitance from strictly 1D and 2D blended structures of MnO2/rGO

N Kumar, V Gajraj, R Rameshbabu… - Materials …, 2022 - Elsevier
A promising sustainable energy storage characteristic is achieved in redox additive
electrolyte by develo** strict blend of one dimensional (1D) and two dimensional (2D) …

Synthesis of 1D β-MnO2 for high-performance supercapacitor application

S Pundir, S Upadhyay, R Priya, N Kumar… - Journal of Solid State …, 2023 - Springer
Electrochemical supercapacitors (ESs) still need to overcome development obstacles in
order to realize their full potential while being acknowledged as a crucial part of all energy …

Potassium pre-inserted K1. 04Mn8O16 as cathode materials for aqueous Li-ion and Na-ion hybrid capacitors

Y Zhang, L Chen, C Hao, X Zheng, Y Guo… - Journal of Energy …, 2020 - Elsevier
For the applications of aqueous Li-ion hybrid capacitors and Na-ion hybrid capacitors,
potassium ions are pre-inserted into MnO 2 tunnel structure, the as-prepared K 1.04 Mn 8 O …

Morphological reduction of Fe 3 O 4 by a single-step hydrothermal synthesis using 1D MnO 2 as a template and its supercapacitive behaviour

N Kumar, VN Thakur, M Karthikeyan, V Gajraj, A Sen… - …, 2022 - pubs.rsc.org
Nanomaterials have attracted wide attention due to their promising characteristics in contrast
to their bulk counterparts. However, techniques for their synthesis need to be explored …

One-step fragmentation of a 2D MXene across the fine 1D MnO 2 surface and its supercapacitance

N Kumar, V Gajraj, S Upadhyay, S Chetana… - …, 2023 - pubs.rsc.org
Functional materials are being studied for their promising applications. Here, for the first
time, a novel approach is highlighted to bring down the morphologies of MXene into small …

Blending of a 3D cloud-like morphology with a 1D structure in a VO 2/MXene nanocomposite to enhance the charge storage capability

N Kumar, MNM Ansari, S Upadhyay, V Gajraj… - Journal of Materials …, 2023 - pubs.rsc.org
Over the years, functional materials have been subject to intense research due mainly to
their potential utilities in advancing the realm of nanotechnology. Here, a unique method is …

Electrochemically Controlled Reversible Lithium Capture and Release Enabled by LiMn2O4 Nanorods

N **e, Y Li, Y Lu, J Gong, X Hu - ChemElectroChem, 2020 - Wiley Online Library
Nowadays the world's demand for lithium extraction has been vigorously growing, especially
driven by an increased lithium use in new consumer electronic battery technologies and …

LiMn2O4 Li-ion hybrid supercapacitors processed by nitrogen atmospheric-pressure plasma jet

JY Lai, HK Chen, CC Hsu, JZ Chen - Ceramics International, 2023 - Elsevier
Abstract LiCl–Mn (NO 3) 2· 4H 2 O pastes were screen-printed on a carbon cloth substrate
and furnace-calcined to convert them into LiMn 2 O 4. The LiMn 2 O 4 electrode was then …

Synergistically advancing Li storage property of hydrothermally grown 1D pristine MnO2 over a mesh-like interconnected framework of 2D graphene oxide

N Kumar, JR Rodriguez, VG Pol, A Sen - Journal of Solid State …, 2019 - Springer
Here, we present a unique morphology comprising a blend of ultrafine 1D MnO 2 and
graphene oxide as an efficient anode material to overcome the issue of continuous capacity …