Graphene-mos2异质结的制备
WebJan 21, 2024 · Graphene has been studied a lot in different scientific fields because of its unique properties, including its superior conductivity, plasmonic property, and biocompatibility. More recently, transition metal dicharcogenide (TMD) nanomaterials, beyond graphene, have been widely researched due to thei … WebJan 23, 2014 · Here we show that a large-area and continuous MoS2 monolayer is achievable using a CVD method and graphene is transferable onto MoS2. We demonstrate that a photodetector based on the graphene/MoS2 heterostructure is able to provide a high photogain greater than 10(8). Our experiments show that the electron-hole pairs are …
Graphene-mos2异质结的制备
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WebAug 4, 2024 · Herein, we propose a Gr/MoS2 heterojunction platform, i.e., junction field-effect transistor (JFET), that enhances the carrier mobility by a factor of ~ 10 (~ 100 cm2 V−1 s−1) compared to that ... WebJun 4, 2015 · Here, we report the fabrication and characterization of graphene p–n junctions based on graphene/MoS 2 hybrid interfaces. Monolayered graphene across the …
WebApr 23, 2013 · MoS2 acts as a channel in an intimate contact with graphene electrodes in a field-effect transistor geometry. Our prototypical all-2D transistor is further integrated with a multilayer graphene charge trapping layer into a device that can be operated as a nonvolatile memory cell. Because of its band gap and 2D nature, monolayer MoS2 is … WebMay 6, 2024 · This article describes a novel method for the direct synthesis of patterned graphene on transition-metal dichalcogenides (TMDs) such as molybdenum disulfide (MoS2) with chemical vapor deposition (CVD) that uses a UV/ozone-treated solid carbon source, 1,2,3,4-tetraphenylnaphthalene (TPN) as the graphene growth precursor. The …
WebFeb 24, 2024 · 2 /graphene (1.8 nm/0.3 nm) DSFET for the first time, and a steep SS of 37.9 mV/dec at room temperature with nearly free hysteresis is observed. Besides, by bringing in the structure of gate-all-around (GAA), the MoS 2 /graphene DSFET exhibits a steeper SS of 33.5 mV/dec and a 40% increased normalized drive current up to 52.7 …
WebOct 1, 2024 · A grain boundary widening technique is developed to fabricate graphene electrodes for contacting monolayer MoS2 FETs that exhibit superior performances including the nearly Ohmic contacts and excellent immunity to SCEs. 2D semiconductors are promising channel materials for field‐effect transistors (FETs) with potentially strong …
WebGraphene/ MoS2异质结的能带结构研究. 石墨烯具有优异的光学和电学性质,同时其与其它二维材料形成的异质结在改善接触,能带调控等方面展现出了应用前景.然而,该类异质结结 … north gregory hotel winton facebookWebApr 20, 2024 · A lattice-matched heterojunction model was constructed by a graphene supercell of 4 × 4 × 1 and a MoS 2 supercell of 3 × 3 × 1. The model constructed is shown in Figs. 3 (g)–3 (i). The model in Figs. 3 (h) and 3 (i) can be obtained by the method that the model in Fig. 3 (g) is taken as the original model. how to say good afternoon in germanWebDec 23, 2024 · Molybdenum disulfide (MoS 2) is considered as a promising 2D material for optoelectronic applications due to its excellent electrical and optical properties.A … how to say good afternoon in chineseWebGraphene/MoS_2异质结的能带结构研究 申高亮 田楠 陈永锋 刘北云 李松宇 严辉 刘丹敏 张永哲 【摘要】： 石墨烯具有优异的光学和电学性质,同时其与其它二维材料形成的异质 … how to say good afternoon in greek languageWebJan 30, 2024 · The interlayer coupling in van der Waals (vdW) heterostructures (vdWHs) is at the frontier of the fundamental research, underlying many optical behaviors. The graphene/MoS2 vdWHs provide an ideal platform to reveal the good interfacial coupling between graphene and MoS2 constituents. Here, three groups of graphene/MoS2 … north gregory hotel winton queenslandWebDec 29, 2024 · 计算结果表明, graphene/InSe异质结的束缚能为–106.4 meV, 束缚能为负意味着异质结可稳定存在, 束缚能的大小与graphene/MoS 2 , graphene/WSe 2 等范德瓦 … north gregory hotel winton menuWebExperimental Study of Nano-materials (Graphene, MoS2, and WSe2) Fan Zhang Since the successful isolation of graphene in 2004, two-dimensional (2D) materials have become one of the hottest research fields in material science. My research is about two kinds of popular 2D materials--graphene and transition metal dichalcogenides (TMDCs). how to say good afternoon in german language