Jeff Dahn - Jeff Dahn portrait in battery lab. Aurum Award recipient, 2024, Jeff Dahn (BSc’78).
Photo: Dalhousie UniversitySource · Source-linked editorial identification
Energy & Climate

Jeff Dahn

Long-life lithium-ion battery electrode materials and lifetime tester

CanadaEvidence: high confidenceChecked July 2026

Third-party image used for identification in nonprofit educational commentary; rights remain with Dalhousie University.

Who is Jeff Dahn?

Jeff Dahn is an inventor associated with Canada. Their documented work in energy & climate includes Long-life lithium-ion battery electrode materials and lifetime tester, the contribution at the center of this evidence-backed profile.

Jeff Dahn co-invented positive-electrode materials used in lithium-ion cells for power tools, electric vehicles and grid storage, and his lab invented a high-precision lifetime tester. Canada's research council reports that his work affects nearly every part of lithium-ion battery research and helped demonstrate batteries capable of decades of use.

Known forLong-life lithium-ion battery electrode materials and lifetime tester
FieldEnergy & Climate
Associated withCanada
Evidence reviewed2 sources
01

What did Jeff Dahn invent?

Co-invented positive-electrode materials used in lithium-ion cells and a high-precision battery-lifetime tester.

02

What did Jeff Dahn accomplish?

NSERC links Dahn's inventions to lithium-ion cells used in power tools, grid storage and electric vehicles, as well as dramatically longer testing and service life.

03

What is known about Jeff Dahn today?

Dalhousie's May 2024 Aurum Award profile identifies Dahn as professor emeritus and describes his continuing battery-lifetime research.

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