Ko, S., Kang, J., Kim, S. J., Jang, H., Nam, D., Kang, M., Kim, S., Jung, Y. S., Jeong, S., Kim, K., Park, B. (2026). Giant Orbital Rashba–Edelstein Effect in Crystalline Cu 2 O/Cu Heterostructures. Advanced Materials. https://doi.org/10.1002/adma.73522