Results 81 to 90 of about 104,244 (326)

Investigation of Halogen Substitution Effects in π‐Conjugated Organic Ligands of Chiral Hybrid Perovskites on Their Chiroptical Activity

Advanced Functional Materials, EarlyView.
The role of novel thiophene‐based ligands with halogen substitutions in enhancing the chiroptical and optoelectronic properties of 2D chiral HOIPs has been investigated. By tailoring ligand design, enhanced CD and CPL properties are achieved, with improved CPL discrimination in photodetectors.
Boesung Kwon, Doyeong Yeo, In‐Chul Hwang, In Hwan Jung, Joon Hak Oh   +4 more
wiley   +1 more source

Application of carbon materials in perovskite solar cells

Cailiao gongcheng, 2019
Perovskite solar cells have the advantages of low material cost, simple production process and high photoelectric conversion efficiency, and their development prospects are bright. Carbon materials are used in various components of perovskite solar cells
YING Cheng-zhan, LYU Qiu-juan, LIU Chao-hui, BI Song, HOU Gen-liang, TANG Jin   +5 more
doaj   +1 more source

Ambipolar Solution-processed Hybrid Perovskite Phototransistors

, 2015
Organolead halide perovskites have attracted substantial attention due to their excellent physical properties, which enable them to serve as the active material in emerging hybrid solid-state solar cells. Here we investigate the phototransistors based on
Hu, Weijin, Li, Feng, Ma, Chun, Sheikh, Arif D., Wang, Hong, Wu, Tom, Yu, Weili   +6 more
core   +1 more source

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

Advanced 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, Juan Anthony Prayogo, Soobin Heo, Jae Sung Yun, Dong Ryeol Whang, Dong Wook Chang, Hui Joon Park   +6 more
wiley   +1 more source

Cross‐Layer Molecular Design for Coherent Interface Passivation in Rigid and Flexible Perovskite Solar Cells

Advanced Functional Materials, EarlyView.
A cross‐layer passivation strategy employing molecularly designed thiazol‐5‐ylmethanamine hydrochloride (TMACl) enables coherent defect regulation at the SnO2/perovskite interface, stabilizes both layers, promotes phase‐pure α‐FAPbI3 formation, and enhances charge extraction, delivering PCEs of 26.44% in rigid and 24.72% in flexible perovskite solar ...
Fan Shen, Chenxu Zhao, Lianghui Li, Jia Xu, Jiale Chen, Xunhui Wang, Huijing Liu, Pengchen Zou, Xuewei Liu, Yao Fu, Huifang Han, Kun Lang, Yijun Wang, Yahan Wu, Xu Pan, Zhaofu Fei, Jianxi Yao   +16 more
wiley   +1 more source

Spiro‐Phenothiazine Hole‐Transporting Materials: Unlocking Stability and Scalability in Perovskite Solar Cells

Advanced Materials, EarlyView.
Fluorene‐functionalized spiro‐phenothiazine (PTZ‐Fl) exhibits strong Li+ affinity and thermal stability, enabling a PCE of 25.75% in small‐area cells and 22.07% in 25 cm2 modules. Under ISOS‐L3 conditions, PTZ‐Flbased devices retain over 80% efficiency after 1000 hours, demonstrating superior stability and scalability compared to spiro‐OMeTAD for next ...
Javier Urieta‐Mora, Seung Ju Choi, Jaeki Jeong, Silvia Orecchio, Inés García‐Benito, Manuel Pérez‐Escribano, Joaquín Calbo, Likai Zheng, Minseop Byun, Seyeong Song, Gi‐Hwan Kim, Shaik M. Zakeeruddin, Seog‐Young Yoon, Yimhyun Jo, Agustín Molina‐Ontoria, Enrique Ortí, Nazario Martín, Michael Grätzel   +17 more
wiley   +1 more source

Light management in monolithic all-perovskite tandem solar cells

Light: Science & Applications
All-perovskite tandem solar cells represent a promising strategy for breaking the Shockley-Queisser limits inherent in single-junction solar cells. Reasonable light management and optical design are necessary for all-perovskite tandem solar cells to ...
Chenshuaiyu Liu, Han Gao, Wennan Ou, Hairen Tan, Renxing Lin   +4 more
doaj   +1 more source

Structural and Quantitative Investigation of Perovskite Pore Filling in Mesoporous Metal Oxides

Crystals, 2016
In recent years, hybrid organic–inorganic perovskite light absorbers have attracted much attention in the field of solar cells due to their optoelectronic characteristics that enable high power conversion efficiencies.
Shany Gamliel, Inna Popov, Bat-El Cohen, Vladimir Uvarov, Lioz Etgar   +4 more
doaj   +1 more source

Recent Progress in Developing Monolithic Perovskite/Si Tandem Solar Cells

Frontiers in Chemistry, 2020
Monolithic perovskite/Silicon tandem solar cells have reached a certified efficiency of 29. 1% in recent years. In this review, we discuss material design for monolithic perovskite/Si tandem solar cells, with the focus on the top-cell development to ...
Na Liu, Lina Wang, Fan Xu, Jiafeng Wu, Tinglu Song, Qi Chen, Qi Chen   +6 more
doaj   +1 more source

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

Advanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades, Pedro Hidalgo, David Maestre, Ruth Martínez‐Casado, Emilio Nogales, Beatriz Rodríguez, G. Cristian Vásquez, Bianchi Méndez   +7 more
wiley   +1 more source