Lattice-Expanded Pt Overlayer with Surface Pb Modulation on a PtPb Alloy toward High-Efficiency Methanol Oxidation [0.03%]
用于高效甲醇氧化的表面Pb调制的Pt晶格扩展PtPb合金催化剂顶层
Chaowei Zhang,Mengmeng Xu,Jiashuo Gu et al.
Chaowei Zhang et al.
The sluggish kinetics and poor stability of the methanol oxidation reaction (MOR) in platinum (Pt)-based materials are primarily attributed to the strong adsorption of carbon monoxide (CO), which hinders the application of direct methanol f...
Tailoring Defect Chemistry via Lu Doping Enables Highly Active and Stable High-Temperature Electrochemical Dehydrogenation [0.03%]
通过Lu掺杂调控缺陷化学实现高效稳定的高温电化学脱氢性能
Changlin Du,Zilin Ma,Yi Fan et al.
Changlin Du et al.
Protonic ceramic electrolysis cells (PCECs), as a dehydrogenation reaction platform, show significant potential for the production of high-value-added products. However, the lack of efficient and stable anodes limits the practical applicati...
Juan J Alvarez-Serrano,Vincenzo Aglieri,Muhammad Sohaib et al.
Juan J Alvarez-Serrano et al.
The optical response of a pair of nanostructures is shaped by the interactions between their localized electromagnetic modes. These are significant only at subwavelength distances and are hence governed by near-field coupling, which limits ...
Chenmu Zhang,Yuanyue Liu
Chenmu Zhang
Remote phonons from dielectrics are generally believed to degrade carrier mobility in adjacent semiconductors through Fröhlich scattering of polar optical phonons (POPs). Here, we show that remote phonons can instead enhance the mobility i...
Morphology Control of Hydrogen Evolution Reaction Catalyst Promoting H2 Mass Transfer [0.03%]
促进氢气质量传输的HER催化剂形貌控制
Gaoxin Lin,Anrui Dong,Zhiheng Li et al.
Gaoxin Lin et al.
Gas bubble accumulation during hydrogen evolution reaction (HER) hinders mass transfer and limits ampere-scale performance, making the optimization of electrode microstructures for efficient H2 release a critical challenge. We precisely syn...
Pulse-Duration-Sensitive High Harmonics and Attosecond Locally Chiral Near Fields from a Chiral Topological Weyl Semimetal [0.03%]
手性拓扑韦尔半金属中的脉冲时长敏感高次谐波和阿秒局部手性近场
Alba de Las Heras,Zhengwei Nie,Subhojit Pal et al.
Alba de Las Heras et al.
High harmonic generation (HHG) in solids results from an interplay between intraband acceleration and electron-hole recombination driven by a high-intensity laser pulse. Here, we theoretically reveal that the driving pulse duration can play...
Manipulating Structural Asymmetry in FAPbBr3 Quantum Dots for High-Performance Pure-Green Spin-Polarized Light-Emitting Diodes [0.03%]
调控FAPbBr3量子点结构不对称性实现高性能纯绿色自旋发光二极管
Qianli Liu,Bo Cai,Xinzhen Ji et al.
Qianli Liu et al.
Spin-polarized light-emitting diodes (spin-LEDs) hold promise for next-generation photonic technologies owing to their ability to directly emit circularly polarized electroluminescence. Here, we report a multifunctional chiral ligand engine...
Achromatic Double-Helix Metalens for Broadband Structured Focusing in the Visible Range [0.03%]
用于可见光范围宽带结构聚焦的无色双螺旋金属enses
Yeseul Kim,Jihae Lee,Menglin Shi et al.
Yeseul Kim et al.
Achromatic structured focusing in flat optics is important for compact depth-resolved imaging and three-dimensional localization, yet simultaneously achieving broadband operation and a depth-encoding focal field remains challenging. Here, w...
Large-Scale Single-Crystal Organic Semiconductor/Graphene Heterojunctions for High-Performance Phototransistor Arrays [0.03%]
大规模单晶有机半导体/石墨烯异质结高性能光敏晶体管阵列器件
Guangxin Sun,Beibei Fu,Cong Zhang et al.
Guangxin Sun et al.
Two-dimensional (2D) organic-inorganic van der Waals heterojunctions (vdWHs) are promising for integrated optoelectronics, but scalable fabrication of highly crystalline heterostructures with clean interfaces remains challenging. Here, we r...
Tuning of Thermopower in Molecular Junctions by Molecularly Controlled Sculpting of the Density of States in Their Leads [0.03%]
通过分子控制调节其电极态密度的分子结中的热电势调谐
Mor Cohen Jungerman,Shachar Shmueli,Pini Shekhter et al.
Mor Cohen Jungerman et al.
Molecular junctions are promising for (low power) thermoelectric applications, providing their transmission landscape can be made sufficiently nonlinear at the Fermi level to efficiently break their electron/hole transport symmetry in respo...