WebJul 10, 2024 · The three components show complementary absorption spectra and cascade energy alignment. L8-BO-F and BTP-eC9 are found to form a homogeneous mixed … WebThe normalized absorption spectra measured for the PM6:BTP-eC9-blend layers prepared using the precursor solutions with different weight ratios of PM6 to BTP-eC9 are shown in Figure 1 b, revealing...
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WebThe ITO-Cl/AL/Al-based devices form Ohmic contacts and boost the efficiency of the B1:BTP-eC9 system to 14.86%, which is higher than that of the control device (13.92%) with two IFLs. The use of this TSST strategy in the other two all-small-molecule systems is also confirmed, demonstrating its good generality. WebThe results for PM6:BTP-eC9 solar cells indicate that this system is suitable for lab-to-fab scaling and additionally, the presented approach provides a route for recognizing and …
WebFollowing this design principle, we synthesized the BTP-F acceptor, and then incorporated it into the PM6:BTP-eC9 blend. Encouragingly, the optimized ternary OSC exhibited a high PCE of 18.45%, which is among the highest efficiency values reported for OSCs so far. WebAug 18, 2024 · First, BTP-eC7, BTP-eC9, and BTP-eC11, which differ only in the length of the outer unbranched side chains with 7, 9, and 11 carbon atoms, should and do follow …
WebAug 18, 2024 · Thermal transition temperature can be readily observed with the following results for the two homologous series: for BTP-4F (102°C ± 1°C), BTP-4F-C12 (78°C ±1°C), BTP-4F-DT (50°C ±1°C), BTP-eC7 (85°C ±1°C), BTP-eC9 (75°C ±1°C), BTP-eC11 (69°C ±1°C), and BTP-C3-4F (82°C ±1°C), respectively. WebFinally, the optimal PPz-T:BTP-eC9-based device delivers a high power conversion efficiency (PCE) of 16.16%, which is one of the highest PCEs achieved in OSCs based on low-cost polymer donors. This work demonstrates that desirable PCE approaching state-of-the-art values can be achieved using newly designed low-cost polymers.
WebMay 26, 2024 · The refractive index values were wholly experimental and describe a PM6:ITIC active layer. To explore and overcome the effects of optical interference, the methodology for quantifying the excitonic static disorder was applied to the simulated EQE PV spectra of devices of three different device architectures.
Webbtp-ec9 Chemical Name： 2,2'-((2Z,2'Z)-((12,13-bis(2-butyloctyl)-3,9-dinonyl-12,13-dihydro-[1,2,5]thiadiazolo[3,4-e]thieno[2'',3'':4',5']thieno[2',3':4,5]pyrrolo[3,2 … reading time worksheets for grade 2WebMay 1, 2024 · BTP-eC9 shows a maximum absorption peak at 835 nm with an onset at 928 nm, corresponding to a narrow E g of 1.34 eV. The complementary absorption spectra of … reading time tracker for kidsWebAug 10, 2024 · The BTP-eC9 solution was spin-coated on the rotating PM6 donor layer at 2250 rpm for 60 s to obtain the acceptor layers of about 55 nm. Then, the active layers … reading tilerWebPotassium Thiocyanate Potassium Thiocyanate solution can be used in titrations involving Silver Nitrate solutions. Chloride, Bromide and Iodide can be determined indirectly this … reading time worksheets grade 4WebEfficient organic solar cells based on a blend of PBDS-T as a donor polymer and BTP-eC9 as non-fullerene acceptor are presented and characterized. ... (Mn) and polydispersity … reading time for preschoolersWebApr 1, 2024 · Based on the largest r value of leave-one-out cross-validation (LOOCV), four algorithms including XGBoost, DT, KNN, and RF reached the r values of 0.75, 0.65, 0.57 and 0.74 with seven, six, five, and eight features, respectively ( Fig. S6 ). The selected optimal features were listed in the Table S3-S6. 2.3. Models construction how to switch accounts on instagramWebJan 6, 2024 · A power conversion efficiency (PCE) of 19% is achieved in ternary PM6:BTP-eC9:isoIDITC bulk-heterojunction (BHJ) devices. Analyses reveal the formation of an alloy model (BTP-eC9:isoIDTIC) and a well-defined fibril-like network and enhanced crystallization of BHJ in the ternary blend. reading time in different clock system