Direct Synthesis of Quaternary Alkylammonium-Capped Perovskite Nanocrystals for Efficient Blue and Green Light-Emitting Diodes [0.03%]
高效蓝绿光发射二极管的季四烷基铵钙钛矿纳米晶直接合成法
Yevhen Shynkarenko,Maryna I Bodnarchuk,Caterina Bernasconi et al.
Yevhen Shynkarenko et al.
Cesium lead halide nanocrystals (CsPbX3 NCs) are new inorganic light sources covering the entire visible spectral range and exhibiting near-unity efficiencies. While the last years have seen rapid progress in green and red electroluminescen...
Surface Photovoltage-Induced Ultralow Work Function Material for Thermionic Energy Converters [0.03%]
用于热离子能量转换器的表面光伏诱导极低功函数材料
Peter Schindler,Daniel C Riley,Igor Bargatin et al.
Peter Schindler et al.
Low work function materials are essential for efficient thermionic energy converters (TECs), electronics, and electron emission devices. Much effort has been put into finding thermally stable material combinations that exhibit low work func...
Reversible Removal of Intermixed Shallow States by Light Soaking in Multication Mixed Halide Perovskite Films [0.03%]
光照射下多阳离子混卤素钙钛矿薄膜中混排浅能级的可逆去除
Dengyang Guo,Zahra Andaji Garmaroudi,Mojtaba Abdi-Jalebi et al.
Dengyang Guo et al.
The highest reported efficiencies of metal halide perovskite (MHP) solar cells are all based on mixed perovskites, such as (FA,MA,Cs)Pb(I1-x Br x )3. Despite demonstrated structural changes induced by light soaking, it is unclear how the ch...
Microsecond Carrier Lifetimes, Controlled p-Doping, and Enhanced Air Stability in Low-Bandgap Metal Halide Perovskites [0.03%]
低带隙金属卤化物钙钛矿的微秒载流子寿命、可控p型掺杂和增强的空气稳定性
Alan R Bowman,Matthew T Klug,Tiarnan A S Doherty et al.
Alan R Bowman et al.
Mixed lead-tin halide perovskites have sufficiently low bandgaps (∼1.2 eV) to be promising absorbers for perovskite-perovskite tandem solar cells. Previous reports on lead-tin perovskites have typically shown poor optoelectronic properties...
In Situ Modification of a Delafossite-Type PdCoO2 Bulk Single Crystal for Reversible Hydrogen Sorption and Fast Hydrogen Evolution [0.03%]
用于可逆吸氢和快速析氢的尖晶石型PdCoO2体单晶原位改性
Guowei Li,Seunghyun Khim,Celesta S Chang et al.
Guowei Li et al.
The observation of extraordinarily high conductivity in delafossite-type PdCoO2 is of great current interest, and there is some evidence that electrons behave like a fluid when flowing in bulk crystals of PdCoO2. Thus, this material is an i...
Multilayer Electrolyzer Stack Converts Carbon Dioxide to Gas Products at High Pressure with High Efficiency [0.03%]
多层电解堆高效地以高压将二氧化碳转化为气体产物
B Endrődi,E Kecsenovity,A Samu et al.
B Endrődi et al.
Electrochemical reduction of CO2 is a value-added approach to both decrease the atmospheric emission of carbon dioxide and form valuable chemicals. We present a zero gap electrolyzer cell, which continuously converts gas phase CO2 to produc...
Unraveling the Role of Lithium in Enhancing the Hydrogen Evolution Activity of MoS2: Intercalation versus Adsorption [0.03%]
锂在增强二硫化钼氢演化活性中作用的探究—插入还是吸附？
Longfei Wu,Nelson Y Dzade,Miao Yu et al.
Longfei Wu et al.
Molybdenum disulfide (MoS2) is a highly promising catalyst for the hydrogen evolution reaction (HER) to realize large-scale artificial photosynthesis. The metallic 1T'-MoS2 phase, which is stabilized via the adsorption or intercalation of s...
Shape-Controlled Nanoparticles as Anodic Catalysts in Low-Temperature Fuel Cells [0.03%]
形貌可控的纳米颗粒在低温燃料电池阳极催化剂中的应用
Rubén Rizo,Beatriz Roldan Cuenya
Rubén Rizo
The great dependence of the electrocatalytic activity of most electrochemical reactions on the catalytic surface area and specific surface structure is widely accepted. Building on the extensive knowledge already available on single-crystal...
Doped Halide Perovskite Nanocrystals for Reabsorption-Free Luminescent Solar Concentrators [0.03%]
用于无再吸收发光太阳能集光器的掺杂卤化物钙钛矿纳米晶体
Francesco Meinardi,Quinten A Akkerman,Francesco Bruni et al.
Francesco Meinardi et al.
Halide perovskite nanocrystals (NCs) are promising solution-processed emitters for low-cost optoelectronics and photonics. Doping adds a degree of freedom for their design and enables us to fully decouple their absorption and emission funct...
Identifying and Reducing Interfacial Losses to Enhance Color-Pure Electroluminescence in Blue-Emitting Perovskite Nanoplatelet Light-Emitting Diodes [0.03%]
识别并减少界面损耗以增强蓝色发光钙钛矿纳米片电致发光二极管的纯色发光性能
Robert L Z Hoye,May-Ling Lai,Miguel Anaya et al.
Robert L Z Hoye et al.
Perovskite nanoplatelets (NPls) hold promise for light-emitting applications, having achieved photoluminescence quantum efficiencies approaching unity in the blue wavelength range, where other metal-halide perovskites have typically been in...