A combination of periodic laser patterning, anisotropic thermal etching and endoepitaxial growth enables the realization of monolayer mosaic heterostructures with atomically sharp interfaces. By using a laser-patterning and an anisotropic thermal etching process, we create periodic triangular hole arrays in 2D crystals with precisely controlled size and atomically clean edges, which function as robust templates for endoepitaxial growth of another 2D crystal, to obtain monolayer mosaic heterostructures with atomically sharp . Figure 5k 1 shows the optical image of a monolayer WS 2 -WSe 2 mosaic heterostructure array, where the WSe 2 triangles are embedded in WS 2 at the triangular hole . To obtain high-quality heterostructures, key growth parameters including the growth temperature and the amount of the precursor were optimized. In addition to a detailed theoretical description, this book provides . ACS ACS Appl. Nature 2021-03-18 | Journal article DOI: . Here we report a rational synthetic strategy to fabricate mosaic heterostructure arrays in monolayer 2D atomic crystals. This research opens up a way to fabricate a variety of functional quasi heterostructures from nonlayered semiconductors. By using a laser-patterning and an anisotropic thermal etching process, we create . Endoepitaxial growth of monolayer mosaic heterostructures AIXTRON is a leading provider of deposition equipment to the semiconductor industry. Figure 5j schematically illustrates the growth process of mosaic heterostructures (Figure 5j 2, laser patterning; Figure 5j 3, thermal etching; Figure 5j 4, endoepitaxial process). Here we report a rational endoepitaxy approach for the highly controllable growth of in-plane heterostructure arrays to form monolayer mosaic heterostructures (MMHs) (such as WS 2 -WSe 2, WS 2 . . Endoepitaxial growth of monolayer mosaic heterostructures. The robust growth of the monolayer mosaic heterostructures with a high level of synthetic control opens a pathway for band structure engineering and spatially modulating the potential landscapes in the atomically thin 2D crystals, establishing a designable material platform for fundamental studies and development of complex devices and . Endoepitaxial growth of monolayer mosaic heterostructures. The company's technology solutions are used by a diverse range of customers worldwide to build advanced components for electronic and optoelectronic applications based on compound, silicon, or organic . The robust growth of the monolayer mosaic heterostructures with a high level of synthetic control opens a pathway for band structure engineering and spatially modulating the potential landscapes in the atomically thin 2D crystals, establishing a designable material platform for fundamental studies and development of complex devices and . Nanotechnol. At Life Science Network we import abstract of articles published in the most popular journals. chemical-vapour-deposition-an-integrated-engineering-design-for-advanced-materials-engineering-materials-and-processes 2/2 Downloaded from e2shi.jhu.edu on by guest Nature.com. Interfaces, 12 (2) (2020), pp. Nature Nanotechnology 17 (5), 493-499 , 2022 High-order superlattices by rolling up van der Waals heterostructures. Read full article on original website. Photodetectors based on this CdS/MoS 2 heterostructure show broader wavelength response and 50-fold improvement in photoresponsivity, compared to the devices fabricated from MoS 2 monolayer only. So far, stable solution-phase heteroepitaxial growth was limited by the symmetry/dimension compatibility, which restricts the flexibility in the design and fabrication of diverse heterostructures for practical applications. Attention! Both NaCl and KBr assisted MoS 2 monolayers displayed the semiconducting 2H-phase. Crossref DOI link: https://doi.org/10.1038 . 2022-04-18. The photoluminescence emission and structural properties of three different AMH (NaCl, KBr and KCl) MoS 2 crystals are compared. Magnetic Heterostructures of Transition Metal Dichalcogenides: Antiparallel Magnetic Moments and Half-Metallic State. 1. Phase controllable synthesis of 2D materials is of significance for tuning related electrical, optical, and magnetic properties. On April 18, the research group of Professor Duan Xidong of Hunan University published a research paper titled "Endoepitaxial growth of monolayer mosaic heterostructures" in the top international journal Nature Nanotechnology. Endoepitaxial growth of monolayer mosaic heterostructures. Monolayer mosaic heterostructures A combination of periodic laser patterning, anisotropic thermal etching and endoepitaxial growth enables the realization of monolayer mosaic heterostructures with atomically sharp interfaces. By Zhengwei Zhang. 17 . S. . . . Deeply exploring anisotropic evolution toward large-scale growth of monolayer ReS 2. Mater. X-ray photoemission spectroscopy and . Using two-dimensional layered materials and their heterostructures, we are pushing the electronic and photonic devices towards the ultimate limit of single atomic layer, creating a new generation of devices with unprecedented performance, unique functions and/or extraordinary flexibility. Kaihui Liu. A few examples with incommensurate epitaxial growth have been recently shown on mica substrate (35, 36). A general fabrication strategy for in-plane epitaxy to fabricate monolayer transition metal dichalcogenides (TMDs) in . Can Liu and Kaihui Liu A fter 50 years of development and device scaling, metal-oxide- semiconductor-field-effect Nature Nanotechnology 2022-05 | Journal article DOI: 10.1038/s41565-022-01106-3 Contributors . By using a laser-patterning and an anisotropic thermal etching process, we create periodic triangular hole arrays in 2D crystals with precisely controlled size and atomically clean edges, which function as robust templates for endoepitaxial growth of another 2D crystal, to obtain monolayer mosaic heterostructures with atomically sharp . The controllable growth of two-dimensional (2D) heterostructure arrays is critical for exploring exotic physics and developing novel devices, yet it remains a substantial synthetic challenge. Endoepitaxial growth of monolayer mosaic heterostructures Z Zhang, Z Huang, J Li, D Wang, Y Lin, X Yang, H Liu, S Liu, Y Wang, B Li, . Synthesis of monolayer 'mosaic' 2D material heterojunction by epitaxial growth . By using a laser-patterning and an anisotropic thermal etching process, we create periodic triangular hole arrays in 2D crystals with precisely controlled size and atomically clean edges, which function as robust templates for endoepitaxial growth of another 2D crystal, to obtain monolayer mosaic heterostructures with atomically sharp . Z., Li, J. et al. Herein, the phase-controllable synthesis of tetragonal and hexagonal FeTe nanoplates has been realized by a rational control of the Fe/Te ratio in a chemical vapor deposition system. . Synthesis, Modelling and Characterization of 2D Materials and Their Heterostructures provides a detailed discussion on the multiscale computational approach surrounding atomic, molecular and atomic-informed continuum models. Self-Aligned and Scalable Growth of Monolayer WSe 2 -MoS 2 Lateral Heterojunctions. Nat. Endoepitaxial growth of monolayer mosaic . On the other hand, we demonstrate that KCl promotes the formation of a 1T-2H phase mixture. 2862-2870. Endoepitaxial growth of monolayer mosaic heterostructures. Advanced Functional Materials 2018, 28 (17 . A combination of periodic laser patterning, anisotropic thermal etching and endoepitaxial growth enables the realization of monolayer mosaic heterostructures with atomically sharp interfaces . Document is current Any future updates will be listed below. A combination of periodic laser patterning, anisotropic thermal etching and endoepitaxial growth enables the realization of monolayer mosaic heterostructures with atomically sharp interfaces. Controlling the growth of 2D heterojunctions is critical for the study of exotic physical phenomena and the development of new devices, but the synthesis of 2D . 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