Synthesizing MnO 2 nanosheets from graphene oxide templates for high performance pseudosupercapacitors

G Zhao, J Li, L Jiang, H Dong, X Wang, W Hu - Chemical Science, 2012 - pubs.rsc.org
A facile method to synthesize layered manganese oxide nanosheets was developed for the
first time by using graphene oxide as a template. The in situ replacement of carbon atoms on …

Facile synthesis of ultrathin manganese dioxide nanosheets arrays on nickel foam as advanced binder-free supercapacitor electrodes

M Huang, XL Zhao, F Li, LL Zhang, YX Zhang - Journal of Power sources, 2015 - Elsevier
Ultrathin MnO 2 nanosheets arrays on Ni foam have been fabricated by a facile
hydrothermal approach and further investigated as the binder-free electrode for high …

Manganese oxide octahedral molecular sieves (OMS‐2) multiple framework substitutions: A new route to OMS‐2 particle size and morphology control

CK King'ondu, N Opembe, C Chen… - Advanced Functional …, 2011 - Wiley Online Library
Self‐assembled multidoped cryptomelane hollow microspheres with ultrafine particles in the
size range of 4–6 nm, and with a very high surface area of 380 m2 g− 1 have been …

Phase structures, morphologies, and NO catalytic oxidation activities of single-phase MnO2 catalysts

B Zhao, R Ran, X Wu, D Weng - Applied Catalysis A: General, 2016 - Elsevier
The NO catalytic oxidation activities of single-phase α-, β-, γ-, and δ-MnO 2 were
investigated. All the catalysts were systematically characterized using various techniques …

Synthesis of highly efficient MnOx catalyst for low-temperature NH3-SCR prepared from Mn-MOF-74 template

H Jiang, C Wang, H Wang, M Zhang - Materials Letters, 2016 - Elsevier
Spherical mesoporous MnO x nanoparticles were prepared by the thermolysis of a Mn-MOF-
74 template. The morphologies of the MnO x nanoparticles were inherited from the Mn-MOF …

Magnetic biochar supported α-MnO2 nanorod for adsorption enhanced degradation of 4-chlorophenol via activation of peroxydisulfate

H Zhou, X Zhu, B Chen - Science of the Total Environment, 2020 - Elsevier
A novel magnetic catalytic composite (MBM) was developed by compositing α-MnO 2 with a
magnetic biochar containing Fe 3 O 4. XRD and EDS confirmed the crystalline structure and …

Recovery of lithium from Urmia Lake by a nanostructure MnO2 ion sieve

S Zandevakili, M Ranjbar, M Ehteshamzadeh - Hydrometallurgy, 2014 - Elsevier
The ion exchange process was employed to recover lithium from brine collected from Urmia
Lake Iran, which contains saturated levels of Na, Mg, K and low Li (2.45 mmol· L− 1 or 17 …

Fabrication of electrochemical theophylline sensor based on manganese oxide nanoparticles/ionic liquid/chitosan nanocomposite modified glassy carbon electrode

S MansouriMajd, H Teymourian, A Salimi, R Hallaj - Electrochimica Acta, 2013 - Elsevier
In this study, the preparation of a glassy carbon (GC) electrode modified with chitosan/NH 2-
ionic liquid/manganese oxide nanoparticles (Chit/NH 2-IL/MnO x) was described for …

Hydrogels that couple nitrogen-enriched graphene with Ni (OH) 2 nanosheets for high-performance asymmetric supercapacitors

J Li, H Hao, J Wang, W Li, W Shen - Journal of Alloys and Compounds, 2019 - Elsevier
Nitrogen-enriched graphene coupled with nickel hydroxide nanosheets (Ni (OH) 2/NG)
hydrogel is successfully synthesized through a facile one-pot hydrothermal method …

Electrochemical impedance spectroscopic investigation of sodium ion diffusion in MnO2 using a constant phase element active in desired frequency ranges

SB Yoon, JP Jegal, KC Roh… - Journal of The …, 2014 - iopscience.iop.org
Herein, we report an equivalent circuit model for electrochemical impedance spectroscopic
(EIS) investigation of the Na+ ion diffusion process in MnO 2. We combine two constant …