The evolution of α-MnO2 from hollow cubes to hollow spheres and their electrochemical performance for supercapacitors
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Science"
DOI: 10.1007/s10853-017-1116-4
Abstract: The evolution of α-MnO2 from hollow cubes to hollow spheres was achieved by using MnCO3 as the template. The as-obtained α-MnO2 crystals were characterized by using X-ray diffraction (XRD), X-ray photoelectron spectroscopy (XPS), field emission… read more here.
Keywords: microscopy; hollow cubes; spectroscopy; hollow spheres ... See more keywords
Dandelion-like α-MnO2 hollow spheres with superior catalytic performance for Li-O2 batteries by a facile in situ pyrolysis
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Materials Science"
DOI: 10.1007/s10853-018-2629-1
Abstract: To reduce the severe overpotential of oxygen reduction and evolution reaction (ORR and OER) for rechargeable Li-O2 batteries, the dandelion-like α-MnO2 hollow spheres (HS) with high surface area (105.54 m2 g−1) were prepared by a facile in… read more here.
Keywords: dandelion like; like mno2; situ pyrolysis; facile situ ... See more keywords
Enhancing the thermal dehydrogenation properties of ammonia borane (AB) by using monodisperse MnO2 hollow spheres (MHS)
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2018.12.011
Abstract: Abstract In this paper, we report on a hydrogen storage material: MnO2 hollow spheres and ammonia borane (MHS/AB) composite, which is fabricated by a simple liquid mixing method. The BET, SEM and TEM results show… read more here.
Keywords: hollow spheres; dehydrogenation; mno2 hollow; thermal dehydrogenation ... See more keywords
Facile fabrication of flower-like MnO2 hollow microspheres as high-performance catalysts for toluene oxidation.
Sign Up to like & getrecommendations! Published in 2020 at "Journal of hazardous materials"
DOI: 10.1016/j.jhazmat.2020.124458
Abstract: A facile and robust interface reaction method for controllable synthesis of hierarchically structured flower-like MnO2 hollow microspheres was developed at a low cost. With MnCO3 microspheres as homologous templates, KMnO4 was used to conduct redox… read more here.
Keywords: flower like; hollow microspheres; like mno2; mno2 hollow ... See more keywords
Unveiling the synergistic effect of polysulfide additive and MnO2 hollow spheres in evolving a stable cyclic performance in Li-S batteries.
Sign Up to like & getrecommendations! Published in 2017 at "Chemical communications"
DOI: 10.1039/c7cc04229a
Abstract: Herein, we demonstrate a synergistic approach involving polar-based oxide and polysulfide additives for effectively suppressing polysulfide dissolution during cycling. The MnO2 hollow spheres not only provide physical confinement for the polysulfide species but also enable… read more here.
Keywords: unveiling synergistic; effect; mno2; hollow spheres ... See more keywords
Design and Synthesis of Rattle-type Au@MnO2 Hollow Nanospheres as Catalysts for CO Oxidation
Sign Up to like & getrecommendations! Published in 2017 at "Chemistry Letters"
DOI: 10.1246/cl.170193
Abstract: Rattle-type Au@MnO2 hollow nanospheres (R-Au@MnO2) were successfully synthesized through a redox reaction between KMnO4 and Au-cored carbon spheres (ACCSs) which were fabricated by hydrothermal method using aqueous solution of HAuCl4 and glucose. The phase of… read more here.
Keywords: type mno2; mno2; hollow nanospheres; rattle type ... See more keywords