Results 1 to 10 of about 5,788 (213)

Proton Transfer‐Driven Modification of 3D Hybrid Perovskites to Form Oriented 2D Ruddlesden–Popper Phases

Small Science, 2022
Herein, it is shown how a proton transfer process between the organic moiety in 3D methylammonium lead halide perovskite and the introduced aliphatic alkylamines provides the basis for a fabrication route toward hybrid 3D/2D perovskites and finally ...
Zonghui Duan, Guangren Na, Shixun Wang, Jiajia Ning, Bangyu Xing, Fei Huang, Arsenii S. Portniagin, Stephen V. Kershaw, Lijun Zhang, Andrey L. Rogach   +9 more
doaj   +1 more source

Unexpected phase transition sequence in the ferroelectric Bi4Ti3O12

IUCrJ, 2019
The high-temperature phase behaviour of the ferroelectric layered perovskite Bi4Ti3O12 has been re-examined by high-resolution powder neutron diffraction.
Yuan-Yuan Guo, Alexandra S. Gibbs, J. Manuel Perez-Mato, Philip Lightfoot   +3 more
doaj   +1 more source

Multi-inch single-crystalline perovskite membrane for high-detectivity flexible photosensors

Nature Communications, 2018
Hybrid halide perovskite single crystals show excellent optoelectronic properties but their small size and large thickness limit their application. Herein Liu et al.
Yucheng Liu, Yunxia Zhang, Zhou Yang, Haochen Ye, Jiangshan Feng, Zhuo Xu, Xu Zhang, Rahim Munir, Jia Liu, Ping Zuo, Qingxian Li, Mingxin Hu, Lina Meng, Kang Wang, Detlef-M. Smilgies, Guangtao Zhao, Hua Xu, Zupei Yang, Aram Amassian, Jiawei Li, Kui Zhao, Shengzhong(Frank) Liu   +21 more
doaj   +1 more source

Ferroelectric Instability and Dimensionality in Bi-Layered Perovskites and Thin Films

Advances in Condensed Matter Physics, 2012
The dielectric and thermal properties of Bi (bismuth)-layered perovskite SrBi2Ta2O9 (SBT) are discussed in comparison with ferroelectric thin BaTiO3 films.
Akira Onodera, Masanori Fukunaga, Masaki Takesada   +2 more
doaj   +1 more source

Ultrafast and stable planar photodetector based on SnS2 nanosheets/perovskite structure

Scientific Reports, 2021
Two-dimensional (2D) transition metal dichalcogenides are promising candidates of photodetectors where they are commonly grown parallel to the substrate due to their 2D characteristics in micrometer scales from exfoliation of bulk crystals or through ...
Leyla Shooshtari, Ali Esfandiar, Yasin Orooji, Mahmoud Samadpour, Reza Rahighi   +4 more
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Improving morphology and optoelectronic properties of ultra-wide bandgap perovskite via Cs tuning for clear solar cell and UV detection applications

Scientific Reports, 2023
With growing population, vertical spaces from skyscrapers are vast. Semi-transparent solar cells enable an effective pathway for vertical energy harvesting.
Myo Zin Tun, Pimsuda Pansa-Ngat, Pipat Ruankham, Ko Ko Shin Thant, Sirawit Kamnoedmanee, Chaowaphat Seriwattanachai, Worawut Rueangsawang, Ratchadaporn Supruangnet, Hideki Nakajima, Pongsakorn Kanjanaboos   +9 more
doaj   +1 more source

Stability and bandgaps of layered perovskites for one- and two-photon water splitting

New Journal of Physics, 2013
Direct production of hydrogen from water and sunlight requires stable and abundantly available semiconductors with well positioned band edges relative to the water red-ox potentials.
Ivano E Castelli, Juan María García-Lastra, Falco Hüser, Kristian S Thygesen, Karsten W Jacobsen   +4 more
doaj   +1 more source

Excitonic states and structural stability in two-dimensional hybrid organic-inorganic perovskites

Journal of Science: Advanced Materials and Devices, 2019
Two-dimensional (2D) perovskites are a new class of functional materials that may find applications in various technologically important areas. Due to the better moisture and illumination stability, layered perovskites can be the next generation of ...
Yulia Lekina, Ze Xiang Shen
doaj   +1 more source

Synthesis and electrical properties of doped layered perovskites based on BaMInO4 (M = Y, Gd)

Chimica Techno Acta
Perovskite or perovskite-related structural materials are widely studied for their many functional properties. They can be used as components of electrochemical devices such as solid oxide fuel cells and electrolyzers.
Nataliia Tarasova, Maxim Mashkovtsev, Maxim Domashenkov, Denis Khionin, Roman Bastrikov, Anzhelika Bedarkova   +5 more
doaj   +1 more source

Terahertz Antenna Array Based on a Hybrid Perovskite Structure

IEEE Open Journal of Antennas and Propagation, 2020
This article presents a novel terahertz (THz) antenna array design comprising a layered structure of a perovskite material which enhances the radiation characteristics of an antenna overlaid on a conventional metallic antenna element.
Abdoalbaset Abohmra, Hassan Abbas, Muath Al-Hasan, Ismail Ben Mabrouk, Akram Alomainy, Muhammad A. Imran, Qammer H. Abbasi   +6 more
doaj   +1 more source