Researchers from Korea’s Kyungpook National University and Dongguk University recently addressed common challenges presented by current lithium-ion batteries, by engineering materials at the nanoscale. Their work focuses on a novel hybrid material designed to maximize the synergistic effects of its components.
Image credit: Chemical Engineering Journal
The composite is a hierarchical heterostructure that combines reduced graphene oxide (rGO) with nickel-iron layered double hydroxides (NiFe-LDH). This unique composite leverages the properties of its components: rGO provides a conductive network for electron transport, and the nickel-iron-oxide components enable fast charge storage through a pseudocapacitive mechanism. The key to this innovative design is the abundance of grain boundaries, which facilitate efficient charge storage.
Researchers from Korea’s Kyungpook National University and Dongguk University recently addressed common challenges presented by current lithium-ion batteries, by engineering materials at the nanoscale. Their work focuses on a novel hybrid material designed to maximize the synergistic effects of its components.
Image credit: Chemical Engineering Journal The composite is a hierarchical heterostructure that combines reduced graphene oxide (rGO) with nickel-iron layered double hydroxides (NiFe-LDH). This unique composite leverages the properties of its components: rGO provides a conductive network for electron transport, and the nickel-iron-oxide components enable fast charge storage through a pseudocapacitive mechanism. The key to this innovative design is the abundance of grain boundaries, which facilitate efficient charge storage.
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