Results 31 to 40 of about 7,765 (302)

Hole-Transporting Materials Based on p-Type Polymers in Invert Perovskite Solar Cells [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2023
In recent years, the performance of perovskite solar cells (PSCs) has made a significant growth of about 25.5%. Nonetheless, the long-term stability of these cells for industrial production is still a major concern.
Esmaeil Sheibani   +2 more
doaj   +1 more source

Charge Transporting Materials Grown by Atomic Layer Deposition in Perovskite Solar Cells

open access: yesEnergies, 2021
Charge transporting materials (CTMs) in perovskite solar cells (PSCs) have played an important role in improving the stability by replacing the liquid electrolyte with solid state electron or hole conductors and enhancing the photovoltaic efficiency by ...
Young Joon Cho   +5 more
doaj   +1 more source

Vapor-Phase Formation of a Hole-Transporting Thiophene Polymer Layer for Evaporated Perovskite Solar Cells

open access: yes, 2022
S.6496-6502Homogeneous layer formation on textured silicon substrates is essential for the fabrication of highly efficient monolithic perovskite silicon tandem solar cells.
Hofmann, C.   +9 more
core   +1 more source

Advances in Hole Transport Materials for Layered Casting Solar Cells

open access: yesPolymers, 2023
Huge energy consumption and running out of fossil fuels has led to the advancement of renewable sources of power, including solar, wind, and tide. Among them, solar cells have been well developed with the significant achievement of silicon solar panels, which are popularly used as windows, rooftops, public lights, etc.
Vu Khac Hoang Bui, Thang Phan Nguyen
openaire   +2 more sources

Efficient and Stable Perovskite Large Area Cells by Low-Cost Fluorene-Xantene-Based Hole Transporting Layer

open access: yesEnergies, 2021
Among the new generation photovoltaics, perovskite solar cell (PSC) technology reached top efficiencies in a few years. Currently, the main objective to further develop PSCs is related to the fabrication of stable devices with cost-effective materials ...
Luigi Vesce   +2 more
doaj   +1 more source

In Situ Thermal Cross-Linking of 9,9′-Spirobifluorene-Based Hole-Transporting Layer for Perovskite Solar Cells

open access: yes, 2023
A novel 9,9′-spirobifluorene derivative bearing thermally cross-linkable vinyl groups (V1382) was developed as a hole-transporting material for perovskite solar cells (PSCs).
Richard Murdey (2526541)   +10 more
core   +1 more source

Substituted Polyfluorene-Based Hole Transport Layer with Tunable Solubility [PDF]

open access: yesThe Journal of Physical Chemistry C, 2010
We report on the synthesis and electrical characterization of polyfluorene-triarylamine-based hole transport layers (HTLs). The solubility of the HTL can be tuned by adjustment of the chemical structure without loss of the charge transport properties. Double-layer polymer light-emitting diodes are constructed with an HTL that is not soluble in toluene ...
Craciun, N.I.   +2 more
openaire   +3 more sources

Small molecule tandem organic photovoltaic cells incorporating an α-NPD optical spacer layer [PDF]

open access: yes, 2013
We report an improvement in power conversion efficiency in a small molecule tandem organic photovoltaic (OPV) device by the optimisation of current balancing of the sub-cells using an optical spacer layer. A co-deposited layer of N,N’-bis(1-naphthyl)-N,N′
Howells, Thomas J.   +7 more
core   +1 more source

Molecular doping enabled scalable blading of efficient hole-transport-layer-free perovskite solar cells

open access: yesNature Communications, 2018
The existing hole-transporting materials cause problems in the cost and scalability of the perovskite solar cells. Here Wu et al. fabricate high efficiency cells by molecularly doping the perovskite layer without using hole-transporting layers, thus ...
Wu-Qiang Wu   +11 more
doaj   +1 more source

Synthesis and Characterization of Pyrazine Derived Compounds as Potential Materials for Hole Transporting Layer (HTL)

open access: yesJurnal Kimia Sains dan Aplikasi, 2020
Three simple compounds that have the potential as a hole transporting layer (HTL) based on pyrazine derivatives conjugated with electron donor groups in the form of triphenylamine have been successfully synthesized and characterized.
Vety Sri Harlinda Ayudha   +1 more
doaj   +1 more source

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