Yu, X., Zhou, Z., Zhestkij, N., Kenzhebayeva, Y., Povarov, S. A., Chen, J., Pavlov, D. I., Burzak, N. A., Knyazeva, A. R., Lazarev, S. S., Dyachuk, V. A., Potapov, A. S., Sun, L., Milichko, V. A., Fedin, V. P. (2026). Mixed-Lanthanide Metal–Organic Frameworks for Near-Infrared-I Bioimaging and Near-Infrared-III Four-Photon Upconversion. Journal of the American Chemical Society. https://doi.org/10.1021/jacs.6c00409