Northeastern University (20240290937). Designing Low Tortuosity Electrode through Pattern Optimization for Fast-Charging using Screen Printing simplified abstract
Designing Low Tortuosity Electrode through Pattern Optimization for Fast-Charging using Screen Printing
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Designing Low Tortuosity Electrode through Pattern Optimization for Fast-Charging using Screen Printing - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240290937 titled 'Designing Low Tortuosity Electrode through Pattern Optimization for Fast-Charging using Screen Printing
The patent application discusses a novel technology for reducing the tortuosity of electrodes in lithium-ion batteries to enhance fast-charging capability by optimizing ion-transfer kinetics.
- Facile, low-cost, highly controllable, and high-output continual additive manufacturing roll-to-roll screen printing technology is introduced to create customized vertical channels within electrodes.
- High-accuracy vertical channels are fabricated using developed inks, such as LiNiMnCoO, as the cathode material.
- The optimized screen-printed electrode shows a seven-fold increase in specific charge capacity (72 mAh/g) at a current rate of 6 C and superior stability compared to conventional bar-coated electrodes (10 mAh/g, 6 C) at a mass loading of 10 mg/cm2.
Potential Applications: - Lithium-ion batteries - Energy storage systems - Electric vehicles
Problems Solved: - Enhancing fast-charging capability of lithium-ion batteries - Improving ion-transfer kinetics - Reducing tortuosity of electrodes
Benefits: - Faster charging of batteries - Increased stability and performance - Cost-effective manufacturing process
Commercial Applications: Title: Advanced Lithium-Ion Battery Electrode Manufacturing Technology This technology could revolutionize the production of lithium-ion batteries for various applications, including consumer electronics, electric vehicles, and renewable energy storage systems. The cost-effective and high-performance electrodes produced using this technology could significantly impact the battery industry.
Questions about the technology: 1. How does the screen printing technology optimize ion-transfer kinetics in lithium-ion batteries? 2. What are the key advantages of using vertical channels within electrodes for battery performance?
Original Abstract Submitted
reduction in the tortuosity of electrodes is a favored strategy to enhance the fast-charging capability of lithium-ion batteries by optimizing the ion-transfer kinetics. a facile, low-cost, highly controllable, and high-output continual additive manufacturing roll-to-roll screen printing technology is disclosed herein to render customized vertical channels within electrodes. high-accuracy vertical channels were fabricated by applying as-developed inks, using linimncoo, for example, as the cathode material. the optimized screen-printed electrode exhibited a seven-fold higher specific charge capacity (72 mah/g) at a current rate of 6 c and superior stability compared with that of the conventional bar-coated electrode (10 mah/g, 6 c) at a mass loading of 10 mg/cm.
