Articles with "free hole" as a keyword



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Selenium-containing D−A−D-type dopant-free hole transport materials for perovskite solar cells

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Published in 2021 at "Dyes and Pigments"

DOI: 10.1016/j.dyepig.2021.109339

Abstract: Abstract A novel selenium-containing D−A−D-type dopant-free hole-transport material with fused dithienobenzoselenadiazole acceptor unit (DTBS) was designed, synthesized and applied in a perovskite solar cell (PSC). In addition, two dopant-free hole-transport materials were prepared as references… read more here.

Keywords: dopant free; free hole; hole transport; transport materials ... See more keywords
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Soluble tetra-methoxyltriphenylamine substituted zinc phthalocyanine as dopant-free hole transporting materials for perovskite solar cells

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Published in 2019 at "Organic Electronics"

DOI: 10.1016/j.orgel.2019.03.035

Abstract: Abstract The development of solution-processed and dopant-free hole transporting materials (HTMs) are important for the future large-scale application of perovskite solar cells (PSCs). Here, a tetra-methoxyltriphenylamine substituted zinc phthalocyanine (OTPA-ZnPc) has been synthesized and utilized… read more here.

Keywords: solar cells; perovskite solar; dopant free; hole transporting ... See more keywords
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A carbazole-based dopant-free hole-transport material for perovskite solar cells by increasing the molecular conjugation

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Published in 2021 at "Organic Electronics"

DOI: 10.1016/j.orgel.2021.106244

Abstract: Abstract Dopant-free hole-transport material (HTM) is essential to the long-term stability of the perovskite solar cells (PSCs). This study has introduced a novel carbazole-based dopant-free HTM via the simple ring-closing reaction without using the expensive… read more here.

Keywords: perovskite solar; dopant free; hole; transport material ... See more keywords
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Self-Powered and Low-Noise Perovskite Photodetector Enabled by a Novel Dopant-Free Hole-Transport Material with Bottom Passivation for Underwater Blue Light Communications.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c13746

Abstract: Designing dopant-free hole-transport materials (HTMs) is a facile and effective strategy to realize high-performance organic-inorganic hybrid perovskite (OIHP) photodetectors. Herein, a novel phenothiazine polymer, poly[4-(10H-phenothiazin-10-yl)-N,N-bis(4-methoxyphenyl)aniline] (PPZ-TPA), was synthesized and employed as a promising HTM in… read more here.

Keywords: ppz tpa; free hole; dopant free; low noise ... See more keywords
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BODIPY-Based Conjugated Polymers for Use as Dopant-Free Hole Transporting Materials for Durable Perovskite Solar Cells: Selective Tuning of HOMO/LUMO Levels.

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Published in 2018 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.8b05956

Abstract: Recently, perovskite solar cells (PSCs) have emerged as an excellent photovoltaic device owing to the outstanding power conversion efficiency (PCE). Nevertheless, device instability remains a critical issue in this field. To overcome device instability without… read more here.

Keywords: hole transporting; free hole; dopant free; perovskite solar ... See more keywords
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Novel dopant-free hole transport materials enabling 20.9% efficiency in perovskite solar cells.

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Published in 2022 at "Chemical communications"

DOI: 10.1039/d2cc02346f

Abstract: Two novel donor-acceptor-donor (D-A-D) type dopant-free hole transport materials (HTMs), named BDD-T and BTT-T, were developed and applied in perovskite solar cells. An impressive power conversion efficiency (PCE) of 20.9% was acquired, which is one… read more here.

Keywords: transport materials; free hole; dopant free; solar cells ... See more keywords