Graphene resonator microwave cavity
WebMar 20, 2014 · Discussion and conclusions.-Optomechanical coupling has been realized in various low-dimensional systems, such as a graphene on a superconducting microwave cavity and a hexagonal boron nitride on ... WebMar 5, 2024 · Therefore the lowest resonant frequency is: (9.4.4) ω 101 = [ ( π c / a) 2 + ( π c / d) 2] 0.5 [ radians / s e c] (lowest resonance) Cavity resonators are therefore sometimes filled with dielectrics or magnetic materials to reduce their resonant frequencies by reducing c. The fields for the fundamental mode of a rectangular cavity resonator ...
Graphene resonator microwave cavity
Did you know?
Webgraphene resonators, because the two-dimensional shape of graphene is ideal for large capacitive coupling. In this work we report on the integration of a circular graphene … WebJun 13, 2016 · a, False-coloured scanning electron microscope image of the graphene drum resonator.The region shaded green shows the suspended part of the graphene. S, source; D, drain. Scale bar, 3 μm. b ...
WebThe combination of low mass density, high frequency and high quality factor, Q, of mechanical resonators made of two-dimensional crystals such as graphene make them … WebOct 4, 2024 · Here, we demonstrate a microwave circuit based on a ballistic graphene JJ embedded in a superconducting cavity. We directly observe a gate-tunable Josephson inductance through the resonance ...
WebDec 19, 2014 · Optomechanical coupling between a multilayer graphene mechanical resonator and a superconducting microwave cavity ... Graphene resonators can be coupled to superconducting cavities with quality ... WebGraphene is an attractive material for nanomechanical devices because it allows for exceptional properties, such as high frequencies, quality factors, and low mass. An outstanding challenge, however, has been to obtain …
Web其他科研业绩. 赵泽江. 李九生. 控制工程. 四级（530）. 太赫兹编码超材料. 1、《Terahertz band-stop filter on graphene cavity》，《Micro & Nano Letters》（SCI），2024年13期，出版，Zhao zejiang, Li jiusheng。. 2、《Terahertz Wave Switch Based on Electric Tunnable Prism Structure》，《Acta Photonica ...
WebMar 2, 2024 · As shown in Fig. 1 A and B, a graphene ribbon with a width of ∼2.2 µm and ∼7 layers is suspended over three trenches (2 µm in width, 200 nm in depth) between four contact electrodes.This structure defines three electromechanical resonators, labeled as R 1, R 2, and R 3 in Fig. 1A, respectively.All measurements were carried out in a dilution … orange and brown kitchenWebJun 13, 2016 · Singh, V. et al. Optomechanical coupling between a graphene mechanical resonator and a superconducting microwave cavity. Nature Nanotech. 9 , 1–5 (2014). … orange and brown mixWebCoupled Dielectric-Split Ring Microwave Resonator for Liquid Measurements in Microfluidic Channels at Nanoliter Volumes ... Contact-free sheet resistance determination of large area graphene layers by an open dielectric loaded microwave cavity Journal of ... Simultaneous DC and microwave measurements of large-area graphene FET structures iphe201iph y rndWebJan 29, 2024 · The emergence of graphene and other two-dimensional materials overcomes the limitation in the characteristic size of silicon-based micro-resonators and … iph xs max caracteristicasWebApr 5, 2024 · Apart from coupling to a microwave cavity, our superconducting transmon qubit, consisting of tunnel junctions and a capacitor, interacts with a phonon mode in a micromechanical resonator, and thus ... iph xr bk64 nbst boxsglWebMay 14, 2014 · Here, we report on a novel approach, in which we capacitively couple a high-Q graphene mechanical resonator (Q ≈ 10(5)) to a superconducting microwave cavity. … orange and brown logo