| Aug 22, 2024 |
Unlocking the potential of MXene-based materials for multivalent-ion batteries
(Nanowerk News) As the quest for sustainable and high-density energy storage solutions advances, multivalent-ion batteries are emerging as promising alternatives to traditional lithium-ion batteries. However, the slow diffusion of multivalent ions in electrode materials poses a significant challenge.
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A recent scientific review in Small ("Recent Progress in the Applications of MXene-Based Materials in Multivalent Ion Batteries") explores how MXene-based materials can overcome this issue, especially for ions such as magnesium (Mg2+), aluminum (Al3+), and zinc (Zn2+). This review, led by Assistant Professor Edison Ang Huixiang at the National Institute of Education/Nanyang Technological University, provides valuable insights into the potential of MXenes in enhancing battery performance.
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| a) Timeline of MXene advancements in MIBs, AIBs, and ZIBs over time. b) Ragone diagrams showing recent progress of MXenes in LIBs, MIBs, AIBs, and ZIBs. c) Radar chart comparing MVIB technologies using MXene electrodes. (Image: reproduced from DOI: 10.1002/smll.202404093 with permission by Wiley-VCH Verlag)
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MXenes are distinguished by their unique structural features, including expansive interlayer spacing and abundant surface functional groups, which facilitate efficient ion intercalation and diffusion. These characteristics make MXenes exceptional candidates for electrode materials in multivalent-ion batteries, offering impressive specific capacity and power density.
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The review provides a comprehensive summary of the latest advancements in MXene synthesis and engineering, aimed at enhancing their electrochemical performance.
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With their versatility and ability to accommodate various multivalent ions, MXenes have the potential to revolutionize the field of multivalent-ion batteries. This review underscores the transformative impact of MXene-based materials in advancing energy storage technologies and fostering sustainable solutions.
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