Two-Photon Frequency-Upconversion Fluorescence of Multibranch Chromophores with Nitrogen-Coupling Center
QIAN Ying; MENG Kang; LV Chang-Gui; HUANG Wei; CUI Yi-Ping
School of Chemistry and Chemical Engineering, Southeast University, Nanjing 211189, P. R. China; School of Electronic Science and Engineering, Southeast University, Nanjing 210096, P. R. China