In this work, the α-MnO 2 and α-MnO 2/activated carbon composite were prepared by a
facile hydrothermal method. Effects of reaction time (1–12 h) and MnO 2 loading (10–70%) …

Two nanostructured γ-MnO2 materials were prepared via a solid-state reaction route starting
with a room-temperature solid-state grinding reaction between hydrated (NH4) 2C2O4· H2O …

Coupling carbon materials and metal oxide is one of the most effective strategies for
promoting the energy storage performance of supercapacitor electrode materials. This study …

As one kind of agricultural bio-waste, the corn stalk is abundant in the nature. The corn stalk
carbon owns inherent sheet-like and porous structure, bestowing favorable condition to load …

Hollondite type α-MnO2 nanorods are prepared by hydrothermal route at 160 C for 8 h. The
structural and morphological properties are examined by X-ray diffraction, BET surface area …

Manganese dioxide (MnO 2) composite materials doped by activated carbon (AC), carbon
nanofiber (CNF) and carbon nanotube (CNT) were synthesized via a facile route. The effects …

In this paper, a MnO 2/activated carbon (AC) composite with high electrochemical
performance is synthesized through a novel synthesis method (Grafting Oxidation Method) …

Facile preparation of MnO 2 with large specific surface area was explored in a rotor–stator
reactor (RSR). The MnO 2 product was characterized by FESEM, TEM, XRD, XPS, TG, FTIR …

Herein, we present an efficient and simple method to develop a 3D-Carbon/MnO 2 (C/MnO
2) composite active material for high-performance supercapacitors. MnO 2 nanorods are …

Abstract High quality MnO 2/MnCo 2 O 4 composites have been successfully synthesized by
a one-step solution combustion process at 300° C for 2 h in air. The effects of the amount of …