Tuning the Excited-State Dynamics of CuI Films with Electrochemical Bias [0.03%]
用电化学偏压调控CuI膜的激发态动力学
Gergely F Samu,Rebecca A Scheidt,Ádám Balog et al.
Gergely F Samu et al.
Owing to its high hole conductivity and ease of preparation, CuI was among the first inorganic hole-transporting materials that were introduced early on in metal halide perovskite solar cells, but its full potential as a semiconductor mater...
Introductory Guide to Assembling and Operating Gas Diffusion Electrodes for Electrochemical CO2 Reduction [0.03%]
电化学CO₂还原的气体扩散电极组装与操作入门指南
Kai Liu,Wilson A Smith,Thomas Burdyny
Kai Liu
Renewable Hydrogen and Electricity Dispatch with Multiple Ni-Fe Electrode Storage [0.03%]
基于多镍铁电极储能的可再生氢能与电力调度技术研究
Bernhard M H Weninger,Fokko M Mulder
Bernhard M H Weninger
Potassium- and Rubidium-Passivated Alloyed Perovskite Films: Optoelectronic Properties and Moisture Stability [0.03%]
钾和铷钝化的合金钙钛矿薄膜：光电性质及耐湿性
Mojtaba Abdi-Jalebi,Zahra Andaji-Garmaroudi,Andrew J Pearson et al.
Mojtaba Abdi-Jalebi et al.
Halide perovskites passivated with potassium or rubidium show superior photovoltaic device performance compared to unpassivated samples. However, it is unclear which passivation route is more effective for film stability. Here, we directly ...
Rationalizing and Controlling the Surface Structure and Electronic Passivation of Cesium Lead Halide Nanocrystals [0.03%]
铯卤化铅纳米晶体的表面结构和电子钝化的理性设计与调控
Maryna I Bodnarchuk,Simon C Boehme,Stephanie Ten Brinck et al.
Maryna I Bodnarchuk et al.
Colloidal lead halide perovskite nanocrystals (NCs) have recently emerged as versatile photonic sources. Their processing and luminescent properties are challenged by the lability of their surfaces, i.e., the interface of the NC core and th...
Controlling the Phase Segregation in Mixed Halide Perovskites through Nanocrystal Size [0.03%]
通过纳米晶尺寸控制混合卤化物钙钛矿中的相分离现象
Andrés F Gualdrón-Reyes,Seog Joon Yoon,Eva M Barea et al.
Andrés F Gualdrón-Reyes et al.
Mixed halide perovskites are one of the promising candidates in developing solar cells and light-emitting diodes (LEDs), among other applications, because of their tunable optical properties. Nonetheless, photoinduced phase segregation, by ...
Spontaneous Silver Doping and Surface Passivation of CsPbI3 Perovskite Active Layer Enable Light-Emitting Devices with an External Quantum Efficiency of 11.2 [0.03%]
银的自发掺杂和CsPbI3钙钛矿发光层的表面钝化使其外量子效率高达11.2%
Min Lu,Xiaoyu Zhang,Xue Bai et al.
Min Lu et al.
Lead halide perovskite nanocrystals are currently under intense investigation as components of solution-processed light-emitting devices (LEDs). We demonstrate LEDs based on Ag doped-passivated CsPbI3 perovskite nanocrystals with external q...
Ultrafast Intraband Spectroscopy of Hot-Carrier Cooling in Lead-Halide Perovskites [0.03%]
基于铅卤钙钛矿的热载流子冷却的超快本征谱学研究
Thomas R Hopper,Andrei Gorodetsky,Jarvist M Frost et al.
Thomas R Hopper et al.
The rapid relaxation of above-band-gap "hot" carriers (HCs) imposes the key efficiency limit in lead-halide perovskite (LHP) solar cells. Recent studies have indicated that HC cooling in these systems may be sensitive to materials compositi...
The Potential of Singlet Fission Photon Multipliers as an Alternative to Silicon-Based Tandem Solar Cells [0.03%]
单重态裂变光 multiplier 作为硅基串联太阳能电池替代品的潜力
Moritz H Futscher,Akshay Rao,Bruno Ehrler
Moritz H Futscher
Singlet fission, an exciton multiplication process in organic semiconductors that converts one singlet exciton into two triplet excitons, is a promising way to reduce thermalization losses in conventional solar cells. One way to harvest tri...
Thermally Activated Second-Order Recombination Hints toward Indirect Recombination in Fully Inorganic CsPbI3 Perovskites [0.03%]
热活化二级重组表明全无机CsPbI3钙钛矿中的间接重组现象
Eline M Hutter,Tom J Savenije
Eline M Hutter
The relationship between the dipole moment of the methylammonium cation and the optoelectronic properties of lead halide perovskites remains under debate. We show that both the temperature-dependent charge carrier mobility and recombination...