With the rapid development of wearable electronics, flexible energy storage devices that can
power them are quickly emerging. Among multitudinous energy storage technologies …

The limited resources and uneven distribution of lithium stimulate strong motivation to
develop new rechargeable batteries that use alternative charge carriers. Potassium-ion …

Defect‐rich carbon materials possess high gravimetric potassium storage capability due to
the abundance of active sites, but their cyclic stability is limited because of the low …

Heterostructure construction is an efficient method for reinforcing K+ storage of transition
metal selenides. The spontaneously developed internal electric fields give a strong boost to …

The reasonable design of electrode materials for rechargeable batteries plays an important
role in promoting the development of renewable energy technology. With the in‐depth …

Carbonaceous materials are promising anodes for practical potassium‐ion batteries, but fail
to meet the requirements for durability and high capacities at low potentials. Herein, we …

The ever-increasing energy demand motivates the pursuit of inexpensive, safe, scalable,
and high-performance rechargeable batteries. Carbon materials have been intensively …

Over the past decades, ground‐breaking techniques and transformative progress have been
achieved on exploring alternative battery candidates beyond lithium‐ion batteries, among …

Carbon‐based materials have been considered as the most promising anode materials for
both sodium‐ion batteries (SIBs) and potassium‐ion batteries (PIBs), owing to their good …

Zinc-ion hybrid supercapacitors (ZHSs), inheriting the merits from supercapacitors and many
batteries, exhibit promise in energy storage technologies. However, they are bottlenecked …