Isomerism and coordination mode effects on two-photon absorption of tris(picolyl)amine-based fluorescent probes for zinc ions<xref rid="cpb_27_10_103301fn1" ref-type="fn">*</xref><fn id="cpb_27_10_103301fn1"><label>*</label><p>Project supported by the Natural Science Foundation of Shandong Province, China (Grant No. ZR2014AM026) and the Taishan Scholar Project of Shandong Province, China.</p></fn>

Isomerism and coordination mode effects on two-photon absorption of tris(picolyl)amine-based fluorescent probes for zinc ions**

Project supported by the Natural Science Foundation of Shandong Province, China (Grant No. ZR2014AM026) and the Taishan Scholar Project of Shandong Province, China.

Zhao Ke^†, Song Jun, Zhu Mei-Yu, Zhang Han, Wang Chuan-Kui

(color online) Optimized geometries of 2a–2f and the corresponding zinc complexes.