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Single layer molybdenum disulfide (SLMoS2), a semiconductor possesses intrinsic bandgap and high electron mobility, has attracted great attention due to its unique electronic, optical, mechanical and thermal properties. Although thermal…

Mesoscale and Nanoscale Physics · Physics 2019-06-14 Han Meng , Dengke Ma , Xiaoxiang Yu , Lifa Zhang , Zhijia Sun , Nuo Yang

The ability to actively regulate heat flow at the nanoscale could be a game changer for applications in thermal management and energy harvesting. Such a breakthrough could also enable the control of heat flow using thermal circuits, in a…

Thermal transport property of homogeneous twisted molybdenum disulfide (MoS$_2$) is investigated using non-equilibrium molecular dynamics simulations with the state-of-art force fields. The simulation results demonstrate that the…

Computational Physics · Physics 2023-10-16 Wenwu Jiang , Ting Liang , Jianbin Xu , Wengen Ouyang

The thermoelectric properties of MoS2 armchair nanoribbons with different width are studied by using first-principles calculations and Boltzmann transport theory, where the relaxation time is predicted from deformation potential theory. Due…

Mesoscale and Nanoscale Physics · Physics 2015-02-24 D. D. Fan , H. J. Liu , L. Cheng , P. H. Jiang , J. Shi , X. F. Tang

Thermal conductivity measurement techniques for materials with nanoscale dimensions require fabrication of very complicated devices or their applicability is limited to a class of materials. Discovery of new methods with high thermal…

We characterize heat dissipation of supported molybdenum disulfide (MoS$_2$) monolayers grown by chemical vapor deposition by means of ambient-condition scanning thermal microscopy (SThM). We find that the thermal boundary conductance of…

After the discovery of graphene, there have been tremendous efforts in exploring various layered two-dimensional (2D) materials for their potential applications in electronics, optoelectronics, as well as energy conversion and storage. One…

Materials Science · Physics 2021-11-17 Saheb Karak , Jayanta Bera , Suvodeep Paul , Satyajit Sahu , Surajit Saha

Ultrathin layers of semiconducting molybdenum disulfide (MoS2) offer significant prospects in future electronic and optoelectronic applications. Although an increasing number of experiments bring light into the electronic transport…

Mesoscale and Nanoscale Physics · Physics 2014-07-10 Jing Wu , Hennrik Schmidt , Amara Kiran Kumar , Xiangfan Xu , Goki Eda , Barbaros Özyilmaz

The demands of modern electronic components require advanced computing platforms for efficient information processing to realize in-memory operations with a high density of data storage capabilities towards developing alternatives to von…

Rhenium disulfide (ReS2) is a unique TMDC with a strong in-plane anisotropy and weak interlayer coupling. The pronounced anisotropy in the thermal conductivity observed in bulk ReS2 flakes (exceeding 60 nm) makes them valuable for…

Mesoscale and Nanoscale Physics · Physics 2025-06-12 Manavendra Pratap Singh , Akshay Naik

For conventional materials, the thermal conductivity of thin film is usually suppressed when the thickness decreases due to phonon-boundary scattering. However, this is not necessarily true for the van der Waals solids if the thickness is…

Materials Science · Physics 2016-03-01 Xiaokun Gu , Baowen Li , Ronggui Yang

Temperature coefficient of resistance (TCR) of a bolometer can be tuned by modifying the thermal conductance of an absorbing materials since they sense radiations via the temperature change in the absorber. However, the thermal conductance…

Applied Physics · Physics 2024-06-13 Saba M. Khan , Jyoti Saini , Anirban Kundu , Renu Rani , Kiran S. Hazra

Atomically thin materials such as graphene and semiconducting transition metal dichalcogenides (TMDCs) have attracted extensive interest in recent years, motivating investigation into multiple properties. In this work, we demonstrate a…

Materials Science · Physics 2015-09-24 Xian Zhang , Dezheng Sun , Yilei Li , Gwan-Hyoung Lee , Xu Cui , Daniel Chenet , Yumeng You , Tony Heinz , James Hone

Molybdenum disulfide (MoS$_2$) is a high-potential material for nanoelectronic applications, especially when thinned to a few layers. Liquid phase exfoliation enables large-scale fabrication of thin films comprising single- and few-layer…

Materials Science · Physics 2024-11-19 Alireza Ghasemifard , Agnieszka Kuc , Thomas Heine

Transition metal dichalcogenides (TMDs) represent a large family of high-quality 2D materials with attractive electronic, thermal, chemical, and mechanical properties. Chemical vapour deposition (CVD) technique is currently the most…

Understanding the thermal properties of two-dimensional (2D) materials and devices is essential for thermal management of 2D applications. Here we perform molecular dynamics simulations to evaluate both the specific heat of $MoS_{2}$ as…

Mesoscale and Nanoscale Physics · Physics 2019-08-02 Saurabh V. Suryavanshi , Alexander J. Gabourie , Amir Barati Farimani , Eric Pop

Phonons are essential for understanding the thermal properties in monolayer transition metal dichalcogenides, which limit their thermal performance for potential applications. We investigate the lattice dynamics and thermodynamic properties…

Mesoscale and Nanoscale Physics · Physics 2016-02-23 Bo Peng , Hao Zhang , Hezhu Shao , Yuchen Xu , Xiangchao Zhang , Heyuan Zhu

The present work refers to a simulation study on nanoconfined polymers in polymer-MoS 2 nanocomposites as a function of MoS 2 -MoS 2 interlayer separation. We indeed apply reverse nonequlibrium molecular dynamics simulations (RNEMD) to…

Soft Condensed Matter · Physics 2021-08-10 Mohammad Reza Gharib-Zahedi , Amin Koochaki , Mohammad Alaghemandi

Molybdenum disulfide (MoS$_2$) is a promising candidate for 2D nanoelectronic devices, that shows a direct band-gap for monolayer structure. In this work we study the electronic structure of MoS$_2$ upon both compressive and tensile strains…

Materials Science · Physics 2016-05-03 Miquel López-Suárez , Igor Neri , Riccardo Rurali

Two-dimensional (2-D) transition metal dichalcogenides (TMDs) have shown numerous interesting physical and chemical properties, making them promising materials for electronic, optoelectronic, and energy applications. Tuning thermal…

Materials Science · Physics 2016-09-07 Xiaokun Gu , Ronggui Yang