Artificial Graphite-Based Silicon Composite Anodes for Lithium-Ion Batteries
Sae Min Park, Tejaswi Tanaji Salunkhe, Ji Hyeon Yoo, Il Ho Kim, Il Tae Kim, Henrich Frielinghaus · 2024
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Description
Sae Min Park and co-authors built in 2024 a composite anode meant to push lithium-ion batteries further. Silicon stores far more lithium than graphite but swells and cracks with use. Their material embeds silicon nanoparticles inside porous artificial graphite, whose large pores give the silicon room to breathe. A gas-forming additive added during milling widened the pores and spread the silicon evenly.
Lab analysis confirmed the structure and faster lithium movement than plain graphite. The best electrode delivered a reversible capacity of 850 milliamp-hours per gram at a gentle rate. Even at twenty times that rate it kept most of its charge. A full cell with a standard cathode reached a solid energy density with stable cycling. The authors present the composite as a practical anode for advanced batteries.
Catalog record
| CREATOR | Sae Min Park, Tejaswi Tanaji Salunkhe, Ji Hyeon Yoo, Il Ho Kim, Il Tae Kim, Henrich Frielinghaus |
|---|---|
| YEAR | 2024 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 34 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |