Advanced Anodes and Compatible Electrolyte Strategies for Next-Generation Li/Na Batteries.

Area of Science:

• Materials Science
• Electrochemistry
• Energy Storage

Background:

• High-performance energy storage demands drive innovation in lithium-ion and sodium-ion batteries.
• Anode material evolution has historically outpaced electrolyte development, creating deployment constraints.
• Electrode-electrolyte coupling is a fundamental limitation for advanced battery systems.

Purpose of the Study:

• To provide a progressive perspective on the synergistic codesign of advanced anodes and compatible electrolytes.
• To systematically trace anode material evolution and its electrolyte requirements.
• To highlight advanced electrolyte engineering for lithium and sodium metal anodes.

Main Methods:

• Review of anode material evolution (carbon, alloy, conversion).
• Analysis of electrolyte engineering strategies for metal anodes.
• Discussion of solvation regulation and solid electrolyte interphase (SEI) construction.

Main Results:

• Distinct anode materials necessitate tailored electrolyte solutions.
• Advanced liquid and solid-state electrolytes resolve interfacial bottlenecks in metal anodes.
• Solvation regulation and SEI construction are key to electrolyte performance.

Conclusions:

• Rational codesign of electrodes and electrolytes is essential for next-generation batteries.
• Addressing interfacial challenges is critical for practical high-energy storage.
• Further research is needed to overcome current technological hurdles in battery development.