T. Autry, T. Taniguchi, K. Watanabe, N. Lu, S.K. Banerjee, K.L. Silverman, S. Kim, E. Tutuc, L. Yang, A.H. MacDonald, X. Li, Evidence for moiré excitons in van der Waals heterostructures, Nature, 567
Anisotropic planar polaritons - hybrid electromagnetic modes mediated by phonons, plasmons, or excitons - in biaxial two-dimensional (2D) van der Waals crystals have attracted significant attention due to their fundamental physics and potential nanophoto
van der Waals materials(2D VdWMs)have exceptional multifunctional properties,including large specific area,dangling-bond-free interface,plane-to-plane van der Waals interactions,and excellent mechanical,electrical,and optical properties.Thus,2D VdWMs have considerable application potential in functional ...
该研究首次成功地利用挠曲电效应调制了2D异质结中的光探测,为高性能2D vdW光电器件提供了新的视角。文章以“Flexoelectricity-Enhanced Self-Powered Photodetection in 2D van der Waals Heterojunctions With Large Curvatures”为题发表在著名期刊Advanced Functional Materials上。 图文导读 图1. (a)弯曲α-In2Se3/β-...
最后,这种控制极性的能力能够制造功能性逻辑门和电路,包括反相器、NAND和NOR。文章以“Fermi-Level Pinning-Free WSe2Transistors via 2D Van der Waals Metal Contacts and Their Circuits”为题发表在顶级期刊Advanced Materials上。 图文导读 图1. 氯掺杂SnSe2(Cl-SnSe2)的电学性质。(a)金属-半导体接触的能带结构...
The advent of epitaxy and layer lift-off techniques has enabled a wide spectrum of two-dimensional materials and three-dimensional single-crystalline freestanding thin films with diverse optical functionalities, featuring van der Waals (vdW) interfaces suitable for photonic vdW integration. Physical ...
Materials EngineeringExceptional room-temperature plastic deformability has been recently uncovered in a series of two-dimensional (2D) van der Waals (vdW) crystals, adding a new facet to these materials alongside the rich physical properties. Although several mechanisms have been proposed to interpret ...
The search for smaller electronic and optoelectronic devices is a leading research towards atomically thin graphene﹍ike 2D semiconductor materials. Due to the decreasing size and unique van der Waals (vdW) nature of these 2D semiconductors, there is an imperative need to find compatible gate ...
In this chapter, achievements in the detection of COVID-19 using platforms produced from graphene, 2DMs, and their van der Waals (vdW) heterostructures are summarized. The most important outcomes of the use of 2DMs in COVID-19 detection such as cost-effective, massive production, the ...
摘要: A powerful strategy to leverage and combine the optoelectronic characteristics of different 2D materials is to stack them into vertical van der Waals heterostructures. This approach is now used to realize efficient light-emitting devices.