Results 21 to 30 of about 205,607 (326)

Recent Advancements in Crystalline Pb-Free Halide Double Perovskites

Crystals, 2020
Lead halide perovskites have gained more and more attention because of their ease of synthesis and excellent photoelectric properties including a large absorption coefficient, long carrier lifetime, long carrier diffusion length, and high carrier ...
Muhammad Usman, Qingfeng Yan
doaj   +1 more source

Recent Developments in Lead and Lead-Free Halide Perovskite Nanostructures towards Photocatalytic CO₂ Reduction

Nanomaterials, 2020
Perovskite materials have been widely considered as emerging photocatalysts for CO2 reduction due to their extraordinary physicochemical and optical properties. Perovskites offer a wide range of benefits compared to conventional semiconductors, including
Chaitanya B. Hiragond, Niket S. Powar, Su-Il In   +2 more
doaj   +1 more source

Machine learning for perovskite materials design and discovery

npj Computational Materials, 2021
The development of materials is one of the driving forces to accelerate modern scientific progress and technological innovation. Machine learning (ML) technology is rapidly developed in many fields and opening blueprints for the discovery and rational ...
Qiuling Tao, Pengcheng Xu, Minjie Li, Wencong Lu   +3 more
doaj   +1 more source

Experimental analysis of methylammonium and Formamidinium-based halide perovskite properties for optoelectronic applications

Heliyon, 2023
Nowadays, the toxicity of lead in metal-halide perovskites is the most precarious obstruction in the commercialization of perovskite-based optoelectronic devices.
Sonali Mehra, Mamta, V.N. Singh, Govind Gupta, A.K. Srivastava, Shailesh Narain Sharma   +5 more
doaj   +1 more source

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

Nature, 2021
ISSN:0028 ...
Ihor Cherniukh, Gabriele Rainò, Thilo Stöferle, Max Burian, Alex Travesset, Denys Naumenko, Heinz Amenitsch, Rolf Erni, Rainer F. Mahrt, Maryna I. Bodnarchuk, Maksym V. Kovalenko   +10 more
openaire   +3 more sources

Lead‐Free Halide Perovskites for Light Emission: Recent Advances and Perspectives

Advanced Science, 2021
Lead‐based halide perovskites have received great attention in light‐emitting applications due to their excellent properties, including high photoluminescence quantum yield (PLQY), tunable emission wavelength, and facile solution preparation. In spite of
Xin Li, Xupeng Gao, Xiangtong Zhang, Xinyu Shen, Min Lu, Jinlei Wu, Zhifeng Shi, Vicki L. Colvin, Junhua Hu, Xue Bai, William W. Yu, Yu Zhang   +11 more
doaj   +1 more source

Accelerated formation of iodine vacancies in CH3NH3PbI3 perovskites: The impact of oxygen and charges

EcoMat, 2023
Defects in CH3NH3PbI3 perovskites, oxygen species in the air, and local charges play a significant role in the long‐term stability of perovskites. However, the interplay of these factors are complex and their role in the degradation of perovskites at the
Qihua Li, Silvia Gaastra‐Nedea, David Smeulders, Shuxia Tao   +3 more
doaj   +1 more source

Perovskite neural trees [PDF]

Nature 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, Tae Joon Park, Ivan A. Zaluzhnyy, Qi Wang, Shakti Nagnath Wadekar, Sukriti Manna, Robert Andrawis, Peter O. Sprau, Yifei Sun, Zhen Zhang, Chengzi Huang, Hua Zhou, Zhan Zhang, Badri Narayanan, Gopalakrishnan Srinivasan, Nelson Hua, Evgeny Nazaretski, Xiaojing Huang, Hanfei Yan, Mingyuan Ge, Yong S. Chu, Mathew J. Cherukara, Martin V. Holt, Muthu Krishnamurthy, Oleg G. Shpyrko, Subramanian K.R.S. Sankaranarayanan, Alex Frano, Kaushik Roy, Shriram Ramanathan   +28 more
openaire   +3 more sources

Structural modulation and assembling of metal halide perovskites for solar cells and light‐emitting diodes

InfoMat, 2021
Metal halide perovskites possess appealing optoelectronic properties and have been widely applied for solar energy harvesting and light emitting. Although perovskite solar cells (PeSCs) and perovskite light‐emitting diodes (PeLEDs) have been developed ...
Xixia Liu, Zhaofu Zhang, Fen Lin, Yuanhang Cheng   +3 more
doaj   +1 more source

Synthesis of organo tin halide perovskites via simple aqueous acidic solution-based method

Journal of Science: Advanced Materials and Devices, 2018
Organometal halide perovskites have been studied extensively during the last ten years for their interesting applications in solar cells and optoelectronics. One drawback of these materials is the presence of lead inside the compound, thus limiting their
Thuat Nguyen-Tran, Ngoc Mai An, Ky Duyen Nguyen, Thi Duyen Nguyen, Thanh Tu Truong   +4 more
doaj   +1 more source