中文
相关论文

相关论文: Carbon nanotube composites for thermal management

200 篇论文

The thermal properties of a suspended metallic single-wall carbon nanotube (SWNT) are extracted from its high-bias (I-V) electrical characteristics over the 300-800 K temperature range, achieved by Joule self-heating. The thermal…

介观与纳米尺度物理 · 物理学 2015-06-25 Eric Pop , David Mann , Qian Wang , Kenneth Goodson , Hongjie Dai

The thermal properties of single-walled carbon nanotubes (SWNTs) are of significant interest, yet their dependence on SWNT chirality has been, until now, not explored experimentally. Here we used electrical heating and infrared thermal…

材料科学 · 物理学 2016-03-23 Feifei Lian , Juan P. Llinas , Zuanyi Li , David Estrada , Eric Pop

Single-walled carbon nanotubes (SWCNTs) in their pristine form have high thermal conductivity whose further improvement has attracted a lot of interest. Some theoretical studies have suggested that the thermal conductivity of a $(10,10)$…

材料科学 · 物理学 2020-02-11 Haikuan Dong , Zheyong Fan , Ping Qian , Tapio Ala-Nissila , Yanjing Su

This work represents the first electro-thermal study of metallic single-wall carbon nanotubes (SWNTs) for interconnect applications. Experimental data and careful modeling reveal that self-heating is of significance in short (1 < L < 10 um)…

介观与纳米尺度物理 · 物理学 2016-11-15 Eric Pop , David Mann , John Reifenberg , Kenneth Goodson , Hongjie Dai

Semiconducting single-wall carbon nanotubes (s-SWNTs) have proved to be promising material for nanophotonics and optoelectronics. Due to the possibility of tuning their direct band gap and controlling excitonic recombinations in the…

Fullerence encapsulation has been proven to be a powerful approach to enhance mechanical and electronic properties of the single-walled carbon nanotubes (SWCNTs). However, some discrepancies emerge in recent studies of the fullerence…

材料科学 · 物理学 2018-05-14 Jing Wan , Jin-Wu Jiang

We analyze transport in metallic single-wall carbon nanotubes (SWNTs) on insulating substrates over the bias range up to electrical breakdown in air. To account for Joule self-heating, a temperature-dependent Landauer model for electrical…

介观与纳米尺度物理 · 物理学 2009-11-11 Eric Pop , David Mann , Kenneth Goodson , Hongjie Dai

A method is introduced to isolate and measure the electrical transport properties of individual single-walled carbon nanotubes (SWNTs) aligned on an ST-cut quartz, from room temperature down to 2 K. The diameter and chirality of the…

介观与纳米尺度物理 · 物理学 2014-08-26 Tohru Watanabe , El-Hadi S. Sadki , Takahide Yamaguchi , Yoshihiko Takano

The thermal conductivity, k(T), of bulk single-wall carbon nanotubes (SWNT's) displays a linear temperature dependence at low T that has been attributed to 1D quantization of phonons. To explore this issue further, we have measured the k(T)…

材料科学 · 物理学 2016-08-31 M. C. Llaguno , J. Hone , A. T. Johnson , J. E. Fischer

Single-walled carbon nanotubes (SWNTs) have many interesting properties; they may be metallic or semiconducting depending on their diameter and helicity of the graphene sheet. Hydrostatic or quasi-hydrostatic high pressures can probe many…

材料科学 · 物理学 2009-11-10 R. Falconi , J. A. Azamar , R. Escudero

PMMA and Poly carbonate (PC) are wonderful low cost materials which can be easily tailored and shaped. However they have poor mechanical, thermal and electrical properties which are required to be enhanced in several applications where…

介观与纳米尺度物理 · 物理学 2015-04-29 Rajiv Bhandari , Neha Dhiman , Chetna Bajaj , Prashant Jindal , Keya Dharamvir , V. K. Jindal

Although individual carbon nanotubes (CNTs) are superior as constituents to polymer chains, the mechanical and thermal properties of CNT fibers (CNTFs) remain inferior to commercial synthetic fibers due to the lack of synthesis methods to…

The advancements of nanomaterials or nanostructures have enabled the possibility of fabricating multifunctional materials that hold great promises in engineering applications. The carbon nanotube (CNT)-based nanostructure is one…

计算物理 · 物理学 2015-05-22 Haifei Zhan , John M. Bell , Yuantong Gu

Temperature dependence of electrical resistance of single-walled carbon nanotube (SWCNTs)/epoxy nanocomposites, which is characterized by a temperature coefficient of resistance (TCR), is experimentally investigated. In the existing…

应用物理 · 物理学 2025-03-19 Milad Jafarypouria , Sergey Abaimov

Single-walled carbon nanotubes (SWNTs) have been grown via chemical vapor deposition on high-kappa dielectric SrTiO3/Si substrates, and high-performance semiconducting SWNT field-effect transistors have been fabricated using the thin SrTiO3…

介观与纳米尺度物理 · 物理学 2007-12-05 B. M. Kim , T. Brintlinger , E. Cobas , Haimei Zheng , M. S. Fuhrer , Z. Yu , R. Droopad , J. Ramdani , K. Eisenbeiser

We present the theoretical investigation of the single walled carbon nanotubes (SWNTs) as the heating agent of photothermal therapy. In our model, the SWNT is modeled by rigid tube surrounded by cancer cells. In this model, we neglect the…

医学物理 · 物理学 2016-11-28 Syahril Siregar , Israr Ul Haq , Ryo Nagaoka , Yoshifumi Saijo

Carboxylic functionalization (-COOH groups) of carbon nanotubes is known to improve their dispersion properties and increase the electrical conductivity of carbon-nanotube - polymer nanocomposites. We have studied experimentally the effects…

Individual carbon nanotubes (CNTs) possess extremely high thermal conductivities. However, the thermal conductivities and their anisotropy of macroscopic assemblies of CNTs have so far remained small. Here, we report results of directional…

Light emission from nanostructures exhibits rich quantum effects and has broad applications. Single-walled carbon nanotubes (SWNTs) are one-dimensional (1D) metals or semiconductors, in which large number of electronic states in a narrow…

介观与纳米尺度物理 · 物理学 2007-05-23 David Mann , Y. K. Kato , Anika Kinkhabwala , Eric Pop , Jien Cao , Xinran Wang , Li Zhang , Qian Wang , Jing Guo , Hongjie Dai

Single-walled carbon nanotube (SWCNT) films are promising materials for transparent conductive films (TCFs) with potential applications in flexible displays, touch screens, solar cells and solid-state lighting1,2. However, further…

材料科学 · 物理学 2019-09-27 Qiang Zhang , Weiya Zhou , Kewei Li , Nan Zhang , Yanchun Wang , Zhuojian Xiao , Qingxia Fan , Sishen Xie
‹ 上一页 1 2 3 10 下一页 ›