Cascade upconversion: a strategy enabling four-photon lithography in weak light intensity

Shishuo Li(Wuhan National Laboratory for Optoelectronics), Zongsong Gan(Zhejiang Ocean University), Chenqi Yi(Huazhong University of Science and Technology), Xingyu Gao(Chinese Academy of Sciences), Kai Li(Huazhong Agricultural University)
Nature Communications
July 12, 2025
Cited by 8


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