Battery (electricity)

Marketing

Lithium (medication)

Lithium-ion battery

Endocrinology

Power (physics)

Business

Thermodynamics

Physics

Organic chemistry

Medicine

Chemistry

Cost reduction

Energy & Environmental Science

We elucidate why lithium-ion battery costs declined. We disentangle cost change mechanisms and quantify their effects, and find that research and development, especially in chemistry and materials science, played an outsized role in cost reduction.

Determinants of lithium-ion battery technology cost decline