Results 81 to 90 of about 8,802 (281)

Furan‐Substituted Phosphine‐Oxide as an Efficient Interfacial Modifier for Wide‐Bandgap Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
We report phosphine‐oxide interlayers for wide‐bandgap perovskite solar cells, in which tuned P = O Lewis basicity enables selective passivation of buried NiOx/perovskite interfaces and introduces interfacial dipoles that strengthen the built‐in field.
JeeHee Hong   +6 more
wiley   +1 more source

Lead-Free Halide Double Perovskites via Heterovalent Substitution of Noble Metals [PDF]

open access: yesThe Journal of Physical Chemistry Letters, 2016
GV and MRF contributed equally to this ...
Volonakis, George   +6 more
openaire   +3 more sources

Atomic Layer Deposition in Transistors and Monolithic 3D Integration

open access: yesAdvanced Functional Materials, EarlyView.
Transistors are fundamental building blocks of modern electronics. This review summarizes recent progress in atomic layer deposition (ALD) for the synthesis of two‐dimensional (2D) metal oxides and transition‐metal dichalcogenides (TMDCs), with particular emphasis on their enabling role in monolithic three‐dimensional (M3D) integration for next ...
Yue Liu   +5 more
wiley   +1 more source

Lead-free halide double perovskites for sustainable environmental applications

open access: yesChemical Physics Impact
The development of renewable energy sources has become a crucial objective in today's world due to increasing environmental concerns and the depletion of fossil fuels. Solar energy has emerged as a promising alternative. In recent years, there has been a
Ruby Jindal   +4 more
doaj   +1 more source

Orbital-Energy Splitting in Anion Ordered Ruddlesden-Popper Halide Perovskites for Tunable Optoelectronic Applications

open access: yes, 2020
The electronic orbital characteristics at the band edges plays an important role in determining the electrical, optical and defect properties of perovskite photovoltaic materials.
Ghosez, Philippe   +4 more
core   +1 more source

Solution grown double heterostructure on a large hybrid halide perovskite crystal [PDF]

open access: yesCrystEngComm, 2018
Growing modulation-doped layers on hybrid perovskite crystals is achieved using a solvothermal process by limiting the inherent halide ion diffusion.
Chathuranga Hettiarachchi   +6 more
openaire   +3 more sources

Polymer Network Modified Perovskite for High‐Performance Pure Blue Light‐Emitting Diodes

open access: yesAdvanced Functional Materials, EarlyView.
A polymer network of poly(4‐vinylphenol) (PVPh) is introduced to improve pure blue perovskite light‐emitting diodes. PVPh effectively passivates defects, enhances film morphology, reduces lattice strain, and suppresses ion migration. These effects lead to record device performance, achieving 9.82% external quantum efficiency and stable blue emission at
Zhongkai Yu   +11 more
wiley   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

The differences in crystal structure and phase of lead-free perovskite solar cell materials

open access: yesDiscover Materials, 2023
Hybrid organic–inorganic lead halide perovskite materials have established themselves as a competitive solar cell technology, with high efficiencies and simple processing.
Samuel R. Pering
doaj   +1 more source

High Open-Circuit Voltages in Lead-Halide Perovskite Solar Cells - Experiment, Theory and Open Questions

open access: yes, 2019
One of the most significant features of lead-halide perovskites are their ability to have comparably slow recombination despite the fact that these materials are mostly processed from solution at room temperature.
Kirchartz, Thomas
core   +1 more source

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