通式为 {[M(L)(DMF)(H 2 O)]·1.5H 2 O} n [M = Tb III ( 1 ), Eu III ( 2 ) 的五种同构一维多孔配位聚合物 (PCP ) 、Yb III ( 3 )、Nd III ( 4 ) 和 Er III ( 5 )] 已使用灵活的三足有机接头 (L) 合成并表征。Tb III ( 1 ) 和 Eu III ( 2 ) PCPs 分别表现出金属基绿光和红光发射,而 Yb III ( 3)、Nd III ( 4 ) 和 Er III ( 5 ) PCP 显示近红外 (NIR) 发射。以精确控制的化学计量量在1中掺杂 Eu III会导致不同的混合镧系元素 PCP,{[Tb 1− x Eu x (L)(DMF)(H 2 O)]·1.5H 2 O} n ( 1a–1f )显示可调发射,包括明亮的白光。用路易斯碱性 -O- 结合位点装饰的 PCP 使它们成为结合和选择性感应痕量
Bimodal self-assembly of an amphiphilic gelator into a hydrogel-nanocatalyst and an organogel with different morphologies and photophysical properties
作者:Papri Sutar、Tapas Kumar Maji
DOI:10.1039/c6cc06971a
日期:——
Solvent-dependent, bimodal self-assembly of a flexible, amphiphilic LMWG results in a charge-transfer hydrogel and an organogel with different nano-morphologies and the hydrogel is used as a nanocatalyst for Knoevenagel condensation reaction.
作者:Sanchita Karmakar、Adrija Ghosh、Komal Prasad、Faruk Ahamed Rahimi、Darsi Rambabu、Ritesh Haldar、Tapas Kumar Maji
DOI:10.1039/d1dt01860d
日期:——
Five isostructural 1D porous coordinationpolymers (PCPs) with a general formula of [M(L)(DMF)(H2O)]·1.5H2O}n [M = TbIII (1), EuIII (2), YbIII (3), NdIII (4) and ErIII (5)] have been synthesized using a flexible tripodal organic linker (L) and characterized. TbIII (1) and EuIII (2) PCPs exhibit metal-based green and red emission, respectively, whereas YbIII (3), NdIII (4) and ErIII (5) PCPs show near-infrared
通式为 [M(L)(DMF)(H 2 O)]·1.5H 2 O} n [M = Tb III ( 1 ), Eu III ( 2 ) 的五种同构一维多孔配位聚合物 (PCP ) 、Yb III ( 3 )、Nd III ( 4 ) 和 Er III ( 5 )] 已使用灵活的三足有机接头 (L) 合成并表征。Tb III ( 1 ) 和 Eu III ( 2 ) PCPs 分别表现出金属基绿光和红光发射,而 Yb III ( 3)、Nd III ( 4 ) 和 Er III ( 5 ) PCP 显示近红外 (NIR) 发射。以精确控制的化学计量量在1中掺杂 Eu III会导致不同的混合镧系元素 PCP,[Tb 1− x Eu x (L)(DMF)(H 2 O)]·1.5H 2 O} n ( 1a–1f )显示可调发射,包括明亮的白光。用路易斯碱性 -O- 结合位点装饰的 PCP 使它们成为结合和选择性感应痕量