WebPioneer Technology Arts Academy. Education · Texas, United States · 31 Employees . Pioneer Technology & Arts Academy (PTAA) provides a unique, innovative, and tuition … WebDec 23, 2024 · (PTA A-NH 4, PTAA-N H(C 2 H 5) 3, PTAA-imid azol e), the conductivity of these polyelectrolytes was almost . unchanged due to the electricity carrier groups in t he . form of organic salts.
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WebSep 15, 2024 · The UV-treatment improved the optical properties of PTAA layers, which synergistically helps the light harvesting of the perovskite. Enhanced grain sizes, together with the decrease of recombination centers in the UV treated dopant-free PTAA, lead to efficient perovskite solar cell with PCE reaching 19.17% for 0.09 cm 2 active area. WebJan 1, 2024 · Poly (bis {4-phenyl} {2,4,6-trimethylphenyl}amine) (PTAA) has proved to be an excellent hole-transport-layer (HTL) material in p-i-n cells [ 19, 20 ]. The PCE of PTAA-based devices exceeds 23% which is the highest of inverted PSCs [ 21 ]. Despite the remarkable efficiency achieved by the PTAA-based PSCs, achieving uniform and dense … sethi spices
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