3R-MoS2 in Review: History, Status, and Outlook
2021年7月28日 · Pulsed Carrier Gas Assisted High-Quality Synthetic 3R-Phase Sword-like MoS2: A Versatile Optoelectronic Material.
Giant bulk piezophotovoltaic effect in 3R-MoS2 - Nature
2022年11月21日 · Here we show that strain-induced polarization can significantly enhance the BPVE in non-centrosymmetric rhombohedral-type MoS 2 multilayer flakes (that is, 3R-MoS 2).
Vapor Deposition of Bilayer 3R MoS2 with Room‐Temperature ...
In this paper, for the first time, experimental observation of a room-temperature out-of-plane ferroelectric switch in semiconducting bilayer 3R MoS 2 synthesized by reverse-flow CVD is reported.
Ultrafast response of spontaneous photovoltaic effect in 3R-MoS2…
2022年12月16日 · In this work, we show that the photovoltaic effect has an external quantum efficiency of 10% for devices with only two atomic layers of MoS 2 at low temperatures, and identify a picosecond-fast photocurrent response, which translates to an intrinsic device bandwidth at ∼100-GHz level.
3R phase of MoS2 and WS2 outperforms the corresponding 2H …
Herein, we compare the bulk, 2H and 3R phases of two most prevalent TMD materials: MoS 2 and WS 2. The 3R phase outperforms its 2H phase counterpart in hydrogen evolution reaction catalysis and is even comparable with the exfoliated, 1T phase in the case of MoS 2.
Sliding induced multiple polarization states in two ... - Nature
2022年12月13日 · Using results from ab initio density functional theory calculations, we propose a generalized model to describe the ferroelectric switching process in multilayer 3 R MoS 2 and to explain...
3R and 2H polytypes of MoS2: DFT and DFPT calculations of …
2017年12月1日 · In this paper, we investigate by DFT and DFPT calculus of the structural, vibrational, optoelectronic and thermodynamic properties for the polytypes of MoS 2 in the two forms 2H and 3R.
Selective Growth and Robust Valley Polarization of Bilayer 3R-MoS2
2021年11月19日 · Noncentrosymmetric transition-metal dichalcogenides, particularly their 3 R polymorphs, provide a robust setting for valleytronics. Here, we report on the selective growth of monolayers and bilayers of MoS 2, which were acquired from two closely but differently oriented substrates in a chemical vapor deposition reactor.
Excitonic signatures of ferroelectric order in parallel-stacked MoS2 ...
2024年8月31日 · In 3R-MoS2, excitons react to ferroelectricity via stacking-specific hybridization. Authors show field effect control of ferroelectricity and its effect on spin dynamics.
3R-MoS 2 in Review: History, Status, and Outlook
2021年7月28日 · Here, we present a methodology to synthesize rhombohedral (3R)-phase MoS2 in a well-defined sword-like geometry having lengths up to 120 μm, uniform width of 2-3 μm and thickness of 3-7 nm by...