As a type of energy storage device between traditional capacitors and batteries, the
supercapacitor has the advantages of energy saving and environmental protection, high …

Supercapacitors are rapidly emerging as a pivotal energy storage technology due to their
high-power density, fast charging/discharging capabilities, and long cyclic life. This …

Nitrogen-doped porous hollow carbon spheres were fabricated via hydrothermal pre-
carbonization and pyrolysis carbonization using yeast cell templates. After that, the MnO 2 …

Supercapacitors are being increasingly used as energy storage systems. Graphene, with its
huge specific surface area, superior mechanical flexibility and outstanding electrical …

In the present study we focus on the synthesis of homogeneous nickel oxide/manganese
dioxide nanoparticles (NiO/MnO 2 NPs) supported on reduced graphene oxide nanosheets …

Abstract Nickel-oxide-Carbon nanotube (NiO-CNT) composite has been synthesized and its
multifunctional electrochemical properties have been demonstrated by investigating the …

The proliferation of electrochemical energy storage (EES) devices demands more advanced
power/energy storage technologies. Flexible quasi-solid-state supercapacitors (FSSCs) …

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 …

The production of activated carbon using biochar exclusively for energy and environmental
applications is attracting attention. In this review, an outline of the recent trends towards …

Functional carbonaceous materials for supercapacitors (SCs) without using acid for post-
treatment remain a substantial challenge. In this paper, we present a less harmful strategy …