Articles with "energy level" as a keyword



Pyrene‐Based Self‐Assembled Monolayer with Improved Surface Coverage and Energy Level Alignment for Perovskite Solar Cells

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Published in 2024 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202411922

Abstract: Recently, the efficiency of p‐i‐n perovskite solar cells drastically increased, a pivotal factor being the incorporation of self‐assembled monolayers (SAMs) as a hole‐transporting layer (HTL). SAMs offer many advantages over conventional HTLs, including minimal material… read more here.

Keywords: solar cells; energy level; self assembled; level alignment ... See more keywords

Energy Level Alignment Regulation and Carrier Management in Perovskite Solar Cells with Various Bandgaps Using Tailored Metal‐Organic Frameworks

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Published in 2024 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202417293

Abstract: The interface energy level alignment modulation and charge carrier transportation play an important role in the device performance of perovskite solar cells (PSCs). Herein, tailored hydrophobic metal‐organic frameworks (MOFs) are employed as interfacial layers between… read more here.

Keywords: energy level; level alignment; carrier; perovskite solar ... See more keywords

Switching the Electronic Properties of ZnO Surfaces with Negative T‐Type Photochromic Pyridyl‐dihydropyrene Layers and Impact of Fermi Level Pinning

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Published in 2019 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.201900211

Abstract: DOI: 10.1002/admi.201900211 applications,[1–5] such as light-emitting/ sensing structures[6,7] and organic fieldeffect transistors (OFET).[2] Substantial efforts have been devoted to engineering the interfaces with regard to their energy level alignment in order to tune interfacial energy… read more here.

Keywords: energy; level alignment; level; energy level ... See more keywords

The Pb(Zr0.2,Ti0.8)O3/ZnO/GaN Ferroelectric–Semiconductor Heterostructure: Insight into the Interfacial Energy Level Alignments

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Published in 2020 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.202000201

Abstract: Ferroelectric/semiconductor heterostructures promise to be the backbone of next‐generation “green” data storage devices combining ultrashort switching times and ultralow switching power with a simplified device structure and low‐cost processing. One promising candidate to realize such… read more here.

Keywords: energy level; zno; zr0 ti0; semiconductor ... See more keywords

The Energy Level Alignment at the Buffer/Cu(In,Ga)Se2 Thin‐Film Solar Cell Interface for CdS and GaOx

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Published in 2024 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.202301110

Abstract: Sputter‐deposited GaOx (i.e., oxygen‐deficient gallium oxide) films are evaluated as a potential replacement for the standard CdS buffer layers in Cu(In,Ga)Se2 (CIGSe) based thin‐film photovoltaics. The energy level alignment at the GaOx/CIGSe and CdS/CIGSe interfaces… read more here.

Keywords: energy level; level alignment; thin film;

Inorganic Ligands Boosted Hybrid Infrared Photodetection via Energy Level Alignment and Interface Charge Transfer

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Published in 2025 at "Advanced Optical Materials"

DOI: 10.1002/adom.202500564

Abstract: Surface ligands do not merely enhance the environmental stability of quantum dots (QDs) but also exert a profound influence on their photoelectric characteristics. Short‐chain ligands facilitate interfacial electrical coupling between QD, thereby significantly enhancing the… read more here.

Keywords: energy; ligand; energy level; inorganic ligands ... See more keywords

Engineering Periodic Dinuclear Lanthanide-Directed Networks Featuring Tunable Energy Level Alignment and Magnetic Anisotropy by Metal Exchange.

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Published in 2022 at "Small"

DOI: 10.1002/smll.202107073

Abstract: The design of lanthanide multinuclear networks is an emerging field of research due to the potential of such materials for nanomagnetism, spintronics, and quantum information. Therefore, controlling their electronic and magnetic properties is of paramount… read more here.

Keywords: level alignment; spectroscopy; energy level; magnetic anisotropy ... See more keywords

Synchronous Modulation of Energy Level Gradient and Defects for High-Efficiency HTL-Free Carbon-Based All-Inorganic Perovskite Solar Cells.

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Published in 2023 at "Small methods"

DOI: 10.1002/smtd.202300192

Abstract: In order to improve the thermal stability of perovskite solar cells (PSCs) and reduce production costs, hole transport layer (HTL)-free carbon-based CsPbI3 PSCs (C-PSCs) have attracted the attention of researchers. However, the power conversion efficiency… read more here.

Keywords: htl free; carbon; pscs; energy level ... See more keywords

Multi-energy level fusion for nodal metastasis classification of primary lung tumor on dual energy CT using deep learning

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Published in 2022 at "Computers in biology and medicine"

DOI: 10.1016/j.compbiomed.2021.105185

Abstract: Lymph node metastasis also called nodal metastasis (Nmet), is a clinically primary task for physicians. The survival and recurrence of lung cancer are related to the Nmet staging from Tumor-Node-Metastasis (TNM) reports. Furthermore, preoperative Nmet… read more here.

Keywords: energy; energy level; level fusion; tumor ... See more keywords
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Exergy transfer and degeneration in thermochemical cycle reactions for hydrogen production: Novel exergy- and energy level-based methods

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Published in 2021 at "Energy"

DOI: 10.1016/j.energy.2020.119531

Abstract: Abstract Thermochemical cycle is a promising way for hydrogen production. Although the Gibbs free energy function has been used to assess thermochemical cycle reactions, it is difficult to explain exergy transfer and degeneration. There is… read more here.

Keywords: energy; thermochemical cycle; cycle reactions; energy level ... See more keywords

Nonlinear absorption study in four and five energy level systems

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Published in 2018 at "Optik"

DOI: 10.1016/j.ijleo.2018.06.088

Abstract: Nonlinear absorption in four and five energy level systems have been studied with the aid of steady-state rate equation approach. We report on the tunability of saturable and reverse saturable absorption as a function of… read more here.

Keywords: absorption; nonlinear absorption; energy level; five energy ... See more keywords