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Related papers: Large Area Single Crystal (0001) Oriented MoS2 Thi…

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Interface chemistry and defect formation in MoS2 thin films grown on single crystal substrates critically determine the electronic structure of MoS2 and thus can strongly modify material functionality relevant for many applications,…

Transition metal dichalcogenides are known to possess large optical nonlinearities and driving these materials at high intensities is desirable for many applications. Understanding their optical responses under repetitive intense excitation…

The manipulation of edge configurations and structures in atomically thin transition metal dichalcogenides (TMDs) for versatile functionalization has attracted intensive interest in recent years. The chemical vapor deposition (CVD) approach…

Transition metal dichalcogenides have attracted much attention recently due to their potential applications in spintronics and photonics as a result of the indirect to direct band gap transition and the emergence of the spin-valley coupling…

Near-field optical microscopy can be used as a viable route to understand the nanoscale material properties below the diffraction limit. On the other hand, atomically thin two-dimensional (2D) transition metal dichalcogenides (TMDs) are the…

In this letter we report on the synthesis of monolayers of MoS$_2$ via chemical vapor deposition directly on thin films of Al$_2$O$_3$ grown by spatial atomic layer deposition. The synthesized monolayers are characterized by atomic force…

Through the positive role of alkali halides in realizing large area growth of transition metal-di-chalcogenide layers has been validated, the film-growth kinematics has not yet been fully established. This work presents a systematic…

Materials Science · Physics 2021-03-16 Yan Jiang , Moritz to Baben , Yuankun Lin , Chris Littler , A. J. Syllaios , Arup Neogi , Usha Philipose

Highly oriented VO2 thin films were grown on sapphire substrates by the sol-gel method that includes a low pressure annealing in an oxygen atmosphere. This reduction process effectively promotes the formation of the VO2 phase over a…

Materials Science · Physics 2007-05-23 Byung-Gyu Chae , Hyun-Tak Kim , Sun-Jin Yun , Bong-Jun Kim , Yong-Wook Lee , Doo-Hyeb Youn , Kwang-Yong Kang

With advances in exfoliation and synthetic techniques, atomically thin films of semiconducting transition metal dichalcogenides have recently been isolated and characterized. Their two-dimensional structure, coupled with a direct band gap…

Mesoscale and Nanoscale Physics · Physics 2014-02-04 Deep Jariwala , Vinod K. Sangwan , Lincoln J. Lauhon , Tobin J. Marks , Mark C. Hersam

Two dimensional (2D) atomic crystals of graphene, and transition metal dichalcogenides have emerged as a class of materials that show strong light-matter interaction. This interaction can be further controlled by embedding such materials…

The two-dimensional (2D) semiconductor molybdenum disulfide (MoS2) has attracted widespread attention for its extraordinary electrical, optical, spin and valley related properties. Here, we report on spin polarized tunneling through…

We demonstrate a method to induce tensile and compressive strain into two-dimensional transition metal dichalcogenide (TMDC) MoS$_{2}$ via the deposition of stressed thin films to encapsulate exfoliated flakes. With this technique we can…

Mesoscale and Nanoscale Physics · Physics 2021-07-15 Tara Peña , Shoieb A. Chowdhury , Ahmad Azizimanesh , Arfan Sewaket , Hesam Askari , Stephen M. Wu

Tin Selenide (SnSe) thin films were grown onto glass and alumina substrates by Chemical Vapor Deposition (CVD) method. The structural, micro-structural and morphological characterizations of the as grown thin films were investigated using…

The emergence of transition metal dichalcogenides (TMDs) as 2D electronic materials has stimulated proposals of novel electronic and photonic devices based on TMD heterostructures. Here we report the determination of band offsets in TMD…

Aluminum oxide thin films were deposited on silicon substrates under different deposition conditions using pulse pressure metal organic chemical vapour deposition (PP-MOCVD). The current study investigates into the growth mechanism of the…

Materials Science · Physics 2016-08-23 Hari Murthy , S. S Miya , Susan Krumdieck

Inherent low frequency noise is a ubiquitous phenomenon, which limits operation and performance of electronic devices and circuits. This limiting factor is very important for nanoscale electronic devices, such as 2D semiconductor devices.…

Mesoscale and Nanoscale Physics · Physics 2013-10-25 Yuji Wang , Xinhang Luo , Ningjiao Zhang , Masihhur R. Laskar , Lu Ma , Yiying Wu , Siddharth Rajan , Wu Lu

The electrical and optoelectronic properties of transition-metal dichalcogenides (TMDs), such as MoS2, are highly dependent on carrier doping and layer thickness. The ability to selectively control these two critical characteristics is of…

Materials Science · Physics 2023-01-26 Lei Zhang , Kun Liu , Fanyi Kong , Xue Han , Jianxun Dai , Mengmeng Wang , Changsen Sun , Huolin Huang , Lujun Pan , Dawei Li

Two-dimensional (2D) materials like transition metal dichalcogenides (TMD) have proved to be serious candidates to replace silicon in several technologies with enhanced performances. In this respect, the two remaining challenges are the…

From the laboratory to real-world applications, synthesis of two dimensional (2D) materials requires modular techniques to control morphology, structure, chemistry, and the plethora of exciting properties arising from these nanoscale…

Materials Science · Physics 2024-01-31 Michael Altvater , Christopher Muratore , Michael Snure , Nicholas Glavin

Strain engineering is an efficient tool to tune and tailor the electrical and optical properties of 2D materials. The built-in strain can be tuned during the synthesis process of a two dimensional semiconductor, as molybdenum disulfide, by…