Nickel-Boron/Graphene Composite for Better Lithium-Ion Batteries
Author Information
Author(s): Im Gahyeon, Yun Dami, Kim Hyun Bin, Lim Youn-Mook, Oh Seung-Hwan, Kim Huisu, Kim Byungnam, Eom KwangSup, Yun Jin-Mun
Primary Institution: Korea Atomic Energy Research Institute (KAERI)
Hypothesis
Can a nickel-boron/reduced graphene oxide composite improve the performance of lithium-ion batteries?
Conclusion
The nickel-boron/reduced graphene oxide composite showed high stability and a capacity of approximately 1200 mAh g−1 over long cycles.
Supporting Evidence
- The long-term cyclic capacity of Ni-B/RGO reached approximately 1200 mAh g−1 at 400 mA g−1.
- Ni-B/RGO maintained its structure without volume changes and with a uniform dispersion of elements.
- The incorporation of RGO significantly enhanced the dispersion of the Ni-B particles.
Takeaway
Researchers made a new battery material that helps batteries last longer and hold more energy. This material is made from nickel, boron, and a special type of carbon called graphene.
Methodology
A simple chemical reduction method was used to synthesize the nickel-boron/reduced graphene oxide composite.
Digital Object Identifier (DOI)
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