检索结果-南通市图书馆

phonon resonance modulation in weak van der Waals heterostructures:Controlling thermal transport in graphene-silicon nanoparticle systems

引用

Chinese Physics B 2024年第4期33卷 96-102页

作者：李毅刘一浓胡世谦 School of Physics and Astronomy Yunnan UniversityKunming 650091China

The drive for efficient thermal management has intensified with the miniaturization of electronic *** study explores the modulation of phonon transport within graphene by introducing silicon nanoparticles influenced by van der Waals *** approach involves the application of non-equilibrium molecular dynamics to assess thermal conductivity while varying the interaction strength,leading to a noteworthy reduction in thermal ***,we observe a distinct attenuation in length-dependent behavior within the graphene-nanoparticles *** exploration combines wave packet simulations with phonon transmission calculations,aligning with a comprehensive analysis of the phonon transport regime to unveil the underlying physical mechanisms at ***,we conduct transient molecular dynamics simulations to investigate interfacial thermal conductance between the nanoparticles and the graphene,revealing an enhanced thermal boundary *** research not only contributes to our understanding of phonon transport but also opens a new degree of freedom for utilizing van der Waals nanoparticle-induced resonance,offering promising avenues for the modulation of thermal properties in advanced materials and enhancing their performance in various technological applications.

关键词： thermal conductivity molecular dynamics phonon resonance van der Waals interaction graphene-silicon nanoparticle heterostructure

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

High Q-factor controllable phononic modes in hybrid phononic–dielectric structures

引用

Advanced Photonics 2019年第2期1卷 41-45页

作者： Bo Qiang Alexander M.Dubrovkin Harish N.S.Krishnamoorthy Qian Wang Cesare Soci Ying Zhang Jinghua Teng Qi Jie Wang Nanyang Technological University Centre for Disruptive Photonic TechnologiesThe Photonic InstituteSchool of Physical and Mathematical SciencesSingapore Nanyang Technological University Centre for OptoElectronics and BiophotonicsSchool of Electrical and Electronic EngineeringSingapore Agency for Science Technology and ResearchInstitute of Materials Research and EngineeringSingapore Agency for Science Technology and ResearchInstitute of Manufacturing TechnologySingapore

phonon polariton resonances in the mid-infrared spectral range demonstrate properties superior to noble metal-based plasmonics,owing to smaller dissipative loss and better field ***,a conventional way to excite the localized phonon resonance involves ion etching,which reduces the attainable quality factors(Q-factors)of the *** show that by introducing a deep subwavelength layer of dielectric gratings on a phononic substrate,localized dipolar resonance and higher order modes with high Q-factors 96 and 195,respectively,can be *** further demonstrate,via experiments and simulations,that the resonant wavelength and field confinement can be controlled by coupling the localized hybrid mode with propagating surface *** also observed for the first time the coupling between a localized dipolar mode and a propagating higher-order surface phonon-polariton *** results will be useful in designing on-chip,low-loss,and highly integrated phononic devices in the infrared spectral domain.

关键词： hybrid resonance high Q-factor phonon resonance mode splitting

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

欢迎您,

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

请选择保存的检索档案：

请选择收藏分类：

通借通还

欢迎您,

建议与咨询 留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

请选择保存的检索档案： 新增检索档案 确定 取消

请选择收藏分类： 新增自定义分类 确定 取消

通借通还

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

请选择保存的检索档案：

请选择收藏分类：