A Highly Selective and Sensitive Ratiometric Fluorescent Probe for pH Measurement Based on Fluorescence Resonance Energy Transfer
LIANG Fanghui, WANG Di, MA Pinyi, WANG Xinghua, SONG Daqian, YU Yong
Chemical Research in Chinese Universities . 2015, (5): 724 -729 .  DOI: 10.1007/s40242-015-5124-0