3 article(s) from Li, Wei
- Full Research Paper
- Published 22 Mar 2018
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Scheme 1: Molecular structures of isomers 1 and 2.
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Figure 1: (a) The optimized S0 geometries of 1 (left) and 2 (right) on B3LYP/6-31G* level in gas phase; (b) T...
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Figure 2: UV–vis (solid point) and photoluminescence (hollow point) spectra of 1 and 2 in dilute solution.
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Figure 3: The low temperature photoluminescence spectra of 1 (left) and 2 (right) in toluene at 77 K.
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Figure 4: (a) Time-resolved transient photoluminescence decay spectra of the doped films (8 wt % in CBP) meas...
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Figure 5: Energy level (eV) diagrams of OLED devices and the chemical structures of the materials utilized fo...
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Figure 6: J–V–L (current density–voltage–luminance) (left) and EQE–current density characteristics of the dev...
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Figure 7: EQE–current density characteristics of the devices based on 1 (top) and 2 (bottom). The solid lines...
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- Full Research Paper
- Published 07 Jul 2016
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Scheme 1: Synthesis of 3,6-Cbz-EDOT and 2,7-Cbz-EDOT by Stille polycondensation.
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Figure 1: (a) Normalized UV–vis absorption of Cbz-EDOT polymers in CH2Cl2 measured at 10−5 M repeat unit−1 an...
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Figure 2: Energy level diagram of PSC components including P3HT, 3,6-Cbz-EDOT, and 2,7-Cbz-EDOT.
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Figure 3: (a) Current density–voltage curves and (b) incident photon to current conversion efficiency (IPCE) ...
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Figure 4: Impedance spectroscopy characterization of the PSCs with different HTMs over the frequency range fr...
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- Full Research Paper
- Published 24 Jul 2014
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Figure 1: Structures of trachycladine A and B.
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Figure 2: Retrosynthetic analysis of trachycladines A and B.
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Scheme 1: Synthesis of 5-deoxy-1-O-acetyl-2,3-di-O-benzoyl-2-C-β-methyl-D-ribofuranose (4). Reagents and cond...
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Figure 3: The X-ray crystal structural of 1-O-methyl-3-O-(2,4-dichlorobenzyl)-5-deoxy-α-D-ribofuranose (9).
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Scheme 2: Synthesis of trachycladine B (2). Reagents and conditions: (a) i. N,O-Bis(trimethylsilyl)acetamide ...
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Scheme 3: Synthesis of trachycladine A (1). Reagents and conditions: (a) DBU, TMSOTf, CH3CN, 86%; (b) NH3 sat...
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