In homogeneous catalysis, the catalyst is in the same phase as the reactant. The number of collisions between reactants and catalyst is at a maximum.In a patent, 52409-22-0, name is Pd2(DBA)3, introducing its new discovery. Formula: C51H42O3Pd2
A series of D-A1-D-A2 random polymers PTPDBTO-T, PTPDBTO-TT and PTPDBTO-3T, based on three different electron-donor units (D) (thiophene (T), thieno[3,2-b]thiophene (TT) and terthiophene (3T)) and two electron-accept units (A1 and A2) were synthesized and characterized for thickness insensitive polymer solar cells (PSCs). Three D units (T, TT and 3T) had a remarkable effect on the optical physics properties, solution process ability, and charge carrier transport of the resultant polymers, which in turn influenced their photovoltaic performances. It was observed that the absorption coefficient of PTPDBTO-TT was higher than that of PTPDBTO-T or PTPDBTO-3T. As a result, the random polymer PTPDBTO-TT based PSCs obtained power conversion efficiency (PCE) of 6.92% and fill factor (FF) of 61% at a thick active layer of 285 nm. The devices based on PTPDBTO-T afforded PCE of 6.37% and FF of 62% with an active layer thickness of 183 nm. Moreover, the photovoltaic performance of PSCs based on PTPDBTO-T and PTPDBTO-TT was insensitive to active layer thickness. Specifically, their PCEs were basically over 6% and FFs over 60% when the active layer thicknesses were tuned within 100?280 nm.
We’ll also look at important developments in the pharmaceutical industry because understanding organic chemistry is important in understanding health, medicine, the role of 52409-22-0, and how the biochemistry of the body works.Formula: C51H42O3Pd2
Reference：
Chapter 1 An introduction to palladium catalysis,
Palladium/carbon catalyst regeneration and mechanical application method