Reflection-Assisted Discrete Achromatic DiffractionRemoveSeokwoo Kim, Kyungtae Kim, Youngsun Jeon, Heechang Yun, Minseok Choi, Dohyun Kang, Chanbeom Jeon, Yejin Park, Geumseong Lee, and Junsuk RhoPhys. Rev. Lett. 137, 176903 (2026)
