Group 1 - The core viewpoint of the article is the introduction of Honor's new foldable smartphone Magic V5, which features the innovative Qinghai Lake blade battery with a capacity of 6100mAh [1] - The Qinghai Lake blade battery is characterized by its thinness, with a single cell thickness of 0.18mm, and a high silicon content of 25%, achieving an energy density of 901Wh/L [2] - The battery technology incorporates three major solid-state battery technologies: self-healing materials, stacked cells, and solid electrolytes [2] Group 2 - The first generation of the Qinghai Lake battery had a silicon content of 5%, which increased to 10% in the second generation, and the third generation features a silicon content of 25% [4] - Silicon-based anodes have significant advantages over traditional graphite materials, with a storage capacity over 11 times greater than that of graphite [4] - A major challenge with silicon materials is their expansion during charging, which can increase their volume up to three times, posing stability issues [5] Group 3 - Honor's R&D team has developed a solution to the expansion problem by creating a protective network at the molecular level, wrapping nano-sized silicon particles in a carbon-based framework to form an elastic composite structure [6] - This structure not only enhances energy storage capabilities but also allows the battery's single-layer membrane to be compressed to 0.18mm, showcasing the precise ratio of silicon elements [6]
荣耀新机发布,搭载固态电池!
DT新材料·2025-07-07 15:57