John Zhang

Chief Technology Officer and Chief Science Officer · Celgard LLC · company speakers →

In 2026, Dr. Zhengming (John) Zhang continues to advance lithium‑ion battery safety through research, standards leadership, and industry engagement. His latest work builds on the Internal Spot Shorting–Induced Thermal Runaway Mechanism (ISSITRM) and the ongoing global adoption of ceramic‑coated separator (CCS) technology, which is widely used to improve safety and performance in high‑energy lithium‑ion cells. Dr. Zhang’s thought leadership also reflects his role in establishing production‑level lithium‑ion battery safety standards as a leader of the cell‑level working groups for IEEE P1625 and IEEE P1725, translating scientific understanding into real‑world safety improvements across consumer electronics, electric vehicles, and energy‑storage systems. He remains an active keynote speaker, panelist, and conference organizer, with more than 60 international battery conferences organized to date, and regularly shares expert perspectives on battery safety, separator innovation, and the future of energy storage. In recognition of the sustained impact of his work, Dr. Zhang received the 2026 NAATBatt Lifetime Achievement Award, honoring extraordinary contributions to the advancement, safety, and impact of lithium‑ion battery technology.

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