Several precursors of organic conductors based on metal-(dmit)2 anion complex withcarbonium as counter cations were first synthesize Some of them exhibit greatly increased conductivities upon iodine doping.
The crystal structure of the compound EDA Ni(dmit) 2 3 (EDA=2 diethylamino 1,3 dithioanylium; dmit=1,3 dithiole 2 thione 4,5 dithiolate)C 25 H 14 NNi 3S 32 , has been determined by single...The crystal structure of the compound EDA Ni(dmit) 2 3 (EDA=2 diethylamino 1,3 dithioanylium; dmit=1,3 dithiole 2 thione 4,5 dithiolate)C 25 H 14 NNi 3S 32 , has been determined by single crystal X ray diffraction at 300K. The crystal is triclinic with space group P1, a=11.252, b=12.192(2), c=20.055(6) , α=108.127(2), β=106.287(8), γ=90.005(9)°; V=2498.3(3) 3, Z=2, M r=1530.38, D c =2.03(2) g/cm 3. Final R and R w values were 0.0603 and 0.0704, respectively. The structure consists of thick layers of stacked Ni(dmit) 2 entities separated by EDA cations. This salt shows semiconducting behaviour with room temperature conductivity of 0.2 Scm -1 and activation energy of 0.11 eV.展开更多
文摘Several precursors of organic conductors based on metal-(dmit)2 anion complex withcarbonium as counter cations were first synthesize Some of them exhibit greatly increased conductivities upon iodine doping.
文摘The crystal structure of the compound EDA Ni(dmit) 2 3 (EDA=2 diethylamino 1,3 dithioanylium; dmit=1,3 dithiole 2 thione 4,5 dithiolate)C 25 H 14 NNi 3S 32 , has been determined by single crystal X ray diffraction at 300K. The crystal is triclinic with space group P1, a=11.252, b=12.192(2), c=20.055(6) , α=108.127(2), β=106.287(8), γ=90.005(9)°; V=2498.3(3) 3, Z=2, M r=1530.38, D c =2.03(2) g/cm 3. Final R and R w values were 0.0603 and 0.0704, respectively. The structure consists of thick layers of stacked Ni(dmit) 2 entities separated by EDA cations. This salt shows semiconducting behaviour with room temperature conductivity of 0.2 Scm -1 and activation energy of 0.11 eV.
