Supercapacitors (SCs) emerge as effective energy storage technologies with a short
charge/discharge time, long life cycle, and good temperature behavior, yet still have a low …

In energy storage devices, gel polymer electrolytes (GPE) are favorable choices of
electrolytes due to the absence of leakage, interchangeability with separators and increased …

Lightweight, high-performance supercapacitors are in great demand in applications
including hybrid electric vehicles and wearable electronics. Electrode materials play a very …

Owing to the limited charge storage capability of transitional metal oxides in aqueous
electrolytes, the use of redox electrolytes (RE) represents a promising strategy to further …

Electrodes for supercapacitors made from metal–organic frameworks (MOFs) are still
hindered by electron transfer properties. Therefore, an electrode composite material Ni …

Thermal energy is copiously available, especially low-grade heat which is typically wasted
as a byproduct without use. Tapping into this immense energy reservoir with cost-effective …

Versatile topology structures and hierarchical pore configuration are highly desired for
supercapacitive carbons, but there is a daunting challenge to synthesize the material that …

In this work, we demonstrate, for the first time, a low-temperature direct-sulfidization of nickel
foam (NF) assisted with oxidant K 2 S 2 O 8 to fabricate a novel self-supported hierarchical …

Presently, the development of ultra-efficient electrode materials is necessary for the
advancement of supercapacitor device technologies. In this context, herein, a sluggish …

Around two-thirds of the energy generated by the society is lost as waste heat.
Thermogalvanic cells can continuously convert thermal energy directly into electrical energy …