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Showing 1 to 17 of 17 for “"Mechanical exfoliation"”.
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Atomically thin molybdenum disulfide prepared via chemical vapor deposition and mechanical exfoliation: aging studies and reliability testing
… due to their unique electronic, optical, and mechanical properties, which makes them promising candidates for next-generation electronic, optoelectronic, and sensing devices. Among TMDs, molybdenum disulfide (MoS₂) stands out for its semiconducting nature, large band gap (1.9 eV for monolayer …
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Two-dimensional material based layer transfer of thin film devices
… which prepares thinfilm semiconductors by facile mechanical exfoliation to yield a clean wafer surface requiring minimal surface treatment. Moreover, this process can be applied to a wide range of material systems, suggesting a universal layer transfer process. The 2DLT process discussed in this …
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Large-scale manufacturing of graphene-based devices
… in 2003; demonstrating amazing electrical and mechanical properties that could enable a wide range of cheap, flexible, and biocompatible electronic devices. Many graphene-based devices have already been successfully fabricated and characterized including capacitors, transistors and various …
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Studies of bilayer and trilayer graphene
… Graphene has a unique combination of thermal, mechanical, and electronic properties, making it a useful tool for learning new physics as well as a material with high potential for applications. Bilayer graphene (2LG) and trilayer graphene (3LG) share many of the interesting properties of its …
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Synthesis and photo-response study on GaSe and InSe atomic layers
… InSe atomically layered flakes were prepared by mechanical exfoliation method. TEM and SEM were applied to characterize the quality of the crystals. Raman studies revealed the changes of vibration modes as the number of layers varied. Photo-conductivity measurements were conducted to reveal the …
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Generation of tunable q-switched erbium-doped fiber laser based on graphite flakes saturable absorber
… pulse laser. Graphite flakes SA were prepared by mechanical exfoliation techniques and was transferred onto a fiber ferrule tip. The saturable absorption property of the graphite was measured using twin detector method which resulted in a modulation depth of 23.82% with a saturation intensity of …
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Conjugated Carbon Monolayer Membranes -- Synthesis and Integration Techniques
… graphene sheet on insulating substrates, i.e. by mechanical exfoliation from a piece of graphite, is not scalable. Hence, it is utmost important to find approaches for producing large area graphene or improving film transfer quality. It is also interesting to explore other types of related …
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Conjugated carbon monolayer membranes - synthesis and integration techniques
… graphene sheet on insulating substrates, i.e. by mechanical exfoliation from a piece of graphite, is not scalable. Hence, it is utmost important to find approaches for producing large area graphene or improving film transfer quality. It is also interesting to explore other types of related …
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Two-dimensional transition metal dichalcogenides as next generation semiconductor materials
… of the approaches examined in this thesis is the mechanical exfoliation of TMD crystals. The interface properties of WS2 or MoS2 and insulating oxides is investigated with fabricated inverted MOSCAP (metal oxide semiconductor capacitor) structures, where a heavily doped silicon substrate is used …
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STM Study of 2D Metal Chalcogenides and Heterostructures
… heterobilayer on SiO2 fabricated through the mechanical exfoliation method. The results could deepen our understanding of the growth mechanism, interlayer interactions and electronic structures of 2D transition metal dichalcogenides (TMD) heterostructures synthesized via CVD. The second part …
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A study of carbon based materials for energy applications
… last few years. The outstanding electrical and mechanical properties of these materials attracted researchers to find ways to grow and use them in nano-devices. Among the different techniques, PECVD is a relatively simple and low temperature process. It facilitates the growth of CNTs and …
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SYNTHESIS, ELECTRONIC AND OPTO-ELECTRONIC TRANSPORT PROPERTIES OF ATOMICALLY THIN 2D LAYERS OF MoS2, WSe2 and CuIn7Se11
… as Chemical Vapor Deposition (CVD), liquid phase exfoliation and mechanical exfoliation as well as CVT grown mechanically exfoliated WSe2 and ternary alloy of CuIn7Se11 is reported. Specifically, it is shown that in case of MoS2, the ac conductance (σ(ω); measured in the range of 10mHz < ω < 0.1 …
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Integrated Growth and Process Technology for Atomically Thin Single Crystal Films
… ideal graphene transfer method is proposed to be mechanical exfoliation, limiting the contamination of the catalyst that wet-transfer techniques would otherwise cause. Though Cu(111) is thought to be the best orientation for growth, it is notoriously difficult to mechanically exfoliate, so whilst …
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General Device Integration Strategies for Two-Dimensional Materials
… scalable manufacture of these materials. While mechanical exfoliation, also famously known as the scotch-tape method, leads to materials of extremely high quality, the method itself is non-scalable due to the highly stochastic deposition yield. Major advancement has been achieved in recent years …
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From Micro- to Nano-porous Cellular Materials with Layered 2D Microstructure
… in both the material quality and scale of mechanical exfoliation and chemical vapour deposition (CVD) methods. These emergent 2D materials have recently been engineered as the cell walls in three-dimensional structures, but their superb material properties are yet to be fully realized in …
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Understanding and engineering electronic and optoelectronic properties of 2D materials and their interfaces
… or even atomically thin single-layers via micro-mechanical exfoliation techniques. These materials possess unique and exotic properties due to quantum confinement of importance to future electronics. However, many technical problems need to be solved to realize this goal. For example, as 2D …
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Unconventional superconductivity in topological insulator and magnetic Josephson junctions
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2025-10-20 without embargo terms