Results 21 to 30 of about 198,284 (277)

Interface modification and performance optimization of SnO2 based perovskite solar cells

open access: yes工程科学学报, 2023
Over the past decade, the power conversion efficiency of perovskite solar cells has increased from 3.8% to the current 25.5%, which is expected to become the next generation of commercial thin-film solar cells.
Zhi-peng WANG   +3 more
doaj   +1 more source

Perovskite-type superlattices from lead halide perovskite nanocubes [PDF]

open access: yesNature, 2021
ISSN:0028 ...
Ihor Cherniukh   +10 more
openaire   +3 more sources

Applied Trace Alkali Metal Elements for Semiconductor Property Modulation of Perovskite Thin Films

open access: yesMolecules, 2019
With the rapid consumption of energy, clean solar energy has become a key study and development subject, especially the when new renewable energy perovskite solar cells (PSCs) are involved.
Chuangchuang Chang   +5 more
doaj   +1 more source

Impact of compact TiO2 interface modification on the crystallinity of perovskite solar cells

open access: yesScientific Reports, 2023
The effect of TiO2 interfacial morphology on perovskite crystallinity was investigated by modifying the micro and nanoscale surface roughness of compact TiO2.
Saemi Takahashi   +4 more
doaj   +1 more source

Stability of (Mg,Fe)SiO3 perovskite and the structure of the lowermost mantle [PDF]

open access: yes, 2008
Thermodynamic analysis shows that (Mg,Fe)SiO3 perovskite is stable throughout the likely pressure, temperature and compositional regime of the Earth's mantle.
Bukowinski, MST, Stixrude, L
core   +1 more source

Enhanced Crystallinity of Triple-Cation Perovskite Film via Doping NH4SCN

open access: yesNanoscale Research Letters, 2019
The trap-state density in perovskite films largely determines the photovoltaic performance of perovskite solar cells (PSCs). Increasing the crystal grain size in perovskite films is an effective method to reduce the trap-state density.
Ziji Liu   +8 more
doaj   +1 more source

Development of Solution-Processed Perovskite Semiconductors Lasers

open access: yesCrystals, 2022
Lead halide perovskite is a new photovoltaic material with excellent material characteristics, such as high optical absorption coefficient, long carrier transmission length, long carrier lifetime and low defect state density. At present, the steady-state
Nan Zhang   +3 more
doaj   +1 more source

Perovskite neural trees [PDF]

open access: yesNature Communications, 2020
AbstractTrees are used by animals, humans and machines to classify information and make decisions. Natural tree structures displayed by synapses of the brain involves potentiation and depression capable of branching and is essential for survival and learning.
Hai-Tian Zhang   +28 more
openaire   +3 more sources

Emerging perovskite monolayers

open access: yesNature Materials, 2021
The library of two-dimensional (2D) materials has been enriched over recent years with novel crystal architectures endowed with diverse exciting functionalities. Bulk perovskites, including metal-halide and oxide systems, provide access to a myriad of properties through molecular engineering.
Antonio Gaetano Ricciardulli   +3 more
openaire   +2 more sources

Chiral-perovskite optoelectronics [PDF]

open access: yesNature Reviews Materials, 2020
Hybrid organic–inorganic perovskites (HOIPs) offer long carrier-diffusion lengths, high absorption coefficients, tunable band gaps and long spin lifetimes. The flexible crystal structure and ionic nature of HOIPs make it possible to allow tuning of their material properties through rational design, including the incorporation of chiral organic ligands.
Guankui Long   +7 more
openaire   +3 more sources

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