Operando electron microscopy investigation of polar domain dynamics in twisted van der Waals homobilayers [0.03%]
扭曲的van德华同质双层中的极性畴动力学的原位电子显微镜研究
Kahyun Ko,Ayoung Yuk,Rebecca Engelke et al.
Kahyun Ko et al.
Conventional antiferroelectric materials with atomic-scale anti-aligned dipoles undergo a transition to a ferroelectric (FE) phase under strong electric fields. The moiré superlattice formed in the twisted stacks of van der Waals crystals ...
Thomas Crouzier
Thomas Crouzier
A twist for nanolight [0.03%]
纳米灯的新 twists
Siyuan Dai,Qiong Ma
Siyuan Dai
Multiple and spectrally robust photonic magic angles in reconfigurable α-MoO3 trilayers [0.03%]
可重构α-钼氧化物三层结构中的多波长和光谱鲁棒性光学魔术角
J Duan,G Álvarez-Pérez,C Lanza et al.
J Duan et al.
The emergence of a topological transition of the polaritonic dispersion in twisted bilayers of anisotropic van der Waals materials at a given twist angle-the photonic magic angle-results in the diffractionless propagation of polaritons with...
Amorphous nickel hydroxide shell tailors local chemical environment on platinum surface for alkaline hydrogen evolution reaction [0.03%]
无定形氢氧化镍壳层调节铂表面的局部化学环境以促进碱性析氢反应
Chengzhang Wan,Zisheng Zhang,Juncai Dong et al.
Chengzhang Wan et al.
In analogy to natural enzymes, an elaborated design of catalytic systems with a specifically tailored local chemical environment could substantially improve reaction kinetics, effectively combat catalyst poisoning effect and boost catalyst ...
Metamaterial adhesives for programmable adhesion through reverse crack propagation [0.03%]
可编程粘附的逆向裂纹扩展 metamaterial 粘合剂
Dohgyu Hwang,Chanhong Lee,Xingwei Yang et al.
Dohgyu Hwang et al.
Adhesives are typically either strong and permanent or reversible with limited strength. However, current strategies to create strong yet reversible adhesives needed for wearable devices, robotics and material disassembly lack independent c...
Scalar topological photonic nested meta-crystals and skyrmion surface states in the light cone continuum [0.03%]
标量拓扑光子嵌套元晶格和光锥连续体中的Skyrmion表面态
Biao Yang,Qinghua Guo,Dongyang Wang et al.
Biao Yang et al.
Topological photonics is rapidly expanding. However, discovering three-dimensional topological electromagnetic systems can be more challenging than electronic systems for two reasons. First, the vectorial nature of electromagnetic waves res...
Group-III nitride heteroepitaxial films approaching bulk-class quality [0.03%]
达到体材料级别的组 III 氮化物异质外延薄膜
Jiaming Wang,Nan Xie,Fujun Xu et al.
Jiaming Wang et al.
III-nitride wide bandgap semiconductors are promising materials for modern optoelectronics and electronics. Their application has progressed greatly thanks to the continuous quality improvements of heteroepitaxial films grown on large-latti...
Haojie Liu,Lijue Chen,Hao Zhang et al.
Haojie Liu et al.
Experimental mapping of transmission is essential for understanding and controlling charge transport through molecular devices and materials. Here we developed a single-molecule photoelectron tunnelling spectroscopy approach for mapping tra...