Supercapacitors are energy storage devices with unique characteristics, and together with
batteries have generated a significant research effort, with various types of electrode …

Manganese dioxide (MnO2) has proved itself as a popular pseudocapacitive material with
low fabrication cost, high availability, low toxicity, and improved handling safety compared to …

Abstract In this work, MnO 2-SnO 2 nanocomposite based below lower exposure limit (0.5–
2.0 vol%) sensing device for liquefied petroleum gas (LPG) is reported. The synthesized …

In terms of ideal future energy storage systems, besides the always-pursued energy/power
characteristics, long-term stability is crucial for their practical application. Here, we report a …

Due to its good chemical stability and outstanding redox properties, CeO 2 has been
regarded as a promising electrode material for supercapacitors, but its specific capacity is …

In this study, MnO2 nanowires are electrochemically grown over a 3D nickel foam (NF)
substrate using cyclic-voltammetry at 27° C; furthermore, their potential for applications in …

Generally, porous carbons prepared by the KOH activation method possess a high specific
surface area, however, narrow pore size distribution and tortuous porous structure affect the …

As one of the effective methods for the preparation of nanomaterials, the main advantage of
template synthesis method is that the chemical reactions occurring in the liquid phase or the …

A series of carbon precursors were obtained via the co-thermal dissolution of coal and
wheat straw (WS) with different weight ratios. Three-dimensional hierarchical porous carbon …

In this work, we prepare a series of activated carbons (ACs) from xylose with different
combinations of hydrothermal synthesis (HTS) and chemical activation with KOH. The …