nanocomposites Archives - Thermtest Inc.

Experimental evaluation and modeling of thermal conductivity of tetrafunctional epoxy resin containing different carbon nanostructures

Author(s): Carlo Naddeo, Khalid Lafdi, Liberata Guadagno, Luigi Vertuccio, Vittorio Romano

Recently, 2-D graphene nanoparticles produced by graphite exfoliation are a promising nanofiller for enhancing the thermal conductivity of polymeric materials. Unlike one-dimensional structures of carbon nanotubes, the 2-D structure provides ...

Keywords: Epoxy resin, Hot Disk, nanocomposites, nanofillers, Nanoparticles, nanostructures, Thermal Conductivity, Transient plane source (TPS) method

Temperature dependence of effective thermal conductivity and effective thermal diffusivity of Ni-Zn ferrites

Author(s): G. P. Joshi, N. S. Saxena, R. Mangal

Nanocomposites are formed by combining conducting polymers and inorganic nanoparticles. In this study, nanocomposites of Ni-Zn ferrite were tested to determine the variation in their thermal properties. A Hot Disk ...

Keywords: Ferrites, Hot Disk, nanocomposites, Nanoparticles, nickel, Oxides, Thermal Conductivity, Thermal Diffusivity, Transient plane source (TPS) method, Zinc

Studying the effect of addition a composite of silanized Nano-Al2O3 and plasma treated polypropylene fibers on some physical and mechanical properties of heat cured PMMA denture base material

Author(s): Intisar J. Ismail, Omar R. Muklif

Resin polymers, such as Polymethyl methacrylate (PMMA), have been used in denture fabrication because of their easy molding ability and flawless appearance. However, these PMMAs are not the most desirable ...

Keywords: Acrylic resin, alumina nanofillers, Dental, Fillers, Hot Disk, nanocomposites, Plasma treatment, Polymer composites, Polypropylene fibers, resin, Thermal Conductivity, Transient Plane Source, Transient plane source (TPS) method

A review on modeling of the thermal conductivity of polymeric nanocomposites

Author(s): Sh. Jafari Nejad

This article is a review of the methods for measuring thermal conductivity including both steady state and transient methods. The article describes the experimental setup for each method, and it ...

Keywords: nanocomposites, Polymer composites, Steady state, Thermal Conductivity, Transient

Effect of Graphene Layer Thickness and Mechanical Compliance on Interfacial Heat Flow and Thermal Conduction in Solid–Liquid Phase Change Materials

Author(s): Amy S. Fleischer, Ronald J. Warzoha

The thermal conductivities of paraffin-based composite phase change materials (PCMs) containing different types of graphene nanoparticles were determined using the transient plane source method. It was determined that the thermal ...

Keywords: graphene, Interfacial Thermal Resistance, nanocomposites, pcms, phase change materials, Scanning Electron Microscopy, Scanning Electron Microscopy (SEM), SEM, Thermal Conductivity, Transient Plane Source, Transient plane source (TPS) method

Improved heat recovery from paraffin-based phase change materials due to the presence of percolating graphene networks

Author(s): Amy S. Fleischer, Ronald J. Warzoha

Four different paraffin-based nanocomposite phase change materials (PCMs) were prepared by dispersion of 20 v. % of graphene, multi-walled carbon nanotubes (MWCNTs), aluminum, or TiO2 nanoparticles into a paraffin matrix. It was ...

Keywords: Carbon nanotubes, CNTs, differential scanning calorimetry, Differential scanning calorimetry (DSC), DSC, graphene, Melt Temperature, nanocomposites, Nanoparticles, pcms, phase change enthalpy, phase change materials, Phase Transition Temperature, Solidification Temperature, Thermal Conductivity, Thermal Energy Recovery, Transient Plane Source Technique, Transient Thermal Response

Improved Thermal Conductivity of Poly(trimethylene terephthalate-block-poly(tetramethylene oxide) Based Nanocomposites Containing Hybrid Single-Walled Carbon Nanotubes/Graphene Nanoplatelets Fillers

Author(s): Andrzej Czulak, Anna Szymczyk, Bartlomiej Przybyszewski, Ryszard Pilawka, Sandra Paszkiewicz, Zbigniew Roslaniec

Poly(trimethylene terephthalate)-block-poly(tetramethylene oxide) (PTT-PMTO) copolymer-based nanocomposites containing a combination of single-walled carbon nanotubes (SWCNTs) and graphene nanoplatelets (GNPs) as carbon nanofillers were investigated to determine their thermal ...

Keywords: Carbon nanotubes, CNTs, Fillers, graphene, nanocomposites, Polymer composites, Scanning Electron Microscopy, Scanning Electron Microscopy (SEM), SEM, Thermal Conductivity, TPS Method, Transient Plane Source, Transient plane source (TPS) method

Physical study of room-temperature-cured epoxy/thermally reduced graphene oxides with various contents of oxygen-containing groups

Author(s): Chien-Hua Hsu, Jui-Ming Yeh, Kung-Chin Chang, Mei-Chun Lai, Min-Hsiang Hsu, Pei-Ju Liu, Tsao-Li Chuang, Wei-Ren Liu

Epoxy nanocomposites containing thermally reduced graphene oxides (TRGs) with different oxygen contents were prepared and their mechanical and thermal properties were investigated. It was found that increasing the number of ...

Keywords: DMA, Dynamic Mechanical Analysis, Dynamic Mechanical Analysis (DMA), Epoxy, Fourier transform infrared spectroscopy (FTIR), Fourier-Transform Infrared Spectroscopy, FTIR, graphene, nanocomposites, Polymer composites, TEM, Tensile Tests, TGA, Thermal Conductivity, Thermogravimetric Analysis, Thermogravimetric analysis (TGA), TPS Technique, Transient Plane Source, Transient plane source (TPS) method, Transmission electron microscopy, Transmission electron microscopy (TEM), X-ray photoelectron spectroscopy, X-Ray Photoelectron Spectroscopy (XPS), XPS

Study on effective thermal conductivity of zinc sulphide/poly(methyl methacrylate) nanocomposites

Author(s): N. S. Saxena, Sonalika Agarwal, Vipin Kumar

Zinc sulfide nanoparticles were embedded in a poly(methyl methacrylate) matrix to prepare a nanocomposite polymer with a higher thermal conductivity than the pure polymer. It was determined by TEM ...

Keywords: Fillers, nanocomposites, Nanoparticles, Polymer composites, TEM, Thermal Conductivity, TPS Technique, Transient Plane Source, Transient plane source (TPS) method, Transmission electron microscopy, Transmission electron microscopy (TEM), X-ray Diffraction, X-ray diffraction (XRD), XRD

Influence of CdS Nano Additives on the Thermal Conductivity of Poly(vinyl chloride)/CdS Nanocomposites

Author(s): Dinesh Patidar, N. S. Saxena

CdS nanoparticles were dispersed in varying quantities into a PVC matrix and the effective thermal conductivities of the produced nanocomposites were investigated at temperatures from 25 to 110C. It was determined ...

Keywords: Fillers, nanocomposites, Nanoparticles, Polymer composites, PVC, TEM, Thermal Conductivity, Transient Plane Source Technique, Transmission electron microscopy, Transmission electron microscopy (TEM)

Keyword: nanocomposites

Experimental evaluation and modeling of thermal conductivity of tetrafunctional epoxy resin containing different carbon nanostructures

Temperature dependence of effective thermal conductivity and effective thermal diffusivity of Ni-Zn ferrites

Studying the effect of addition a composite of silanized Nano-Al2O3 and plasma treated polypropylene fibers on some physical and mechanical properties of heat cured PMMA denture base material

A review on modeling of the thermal conductivity of polymeric nanocomposites

Effect of Graphene Layer Thickness and Mechanical Compliance on Interfacial Heat Flow and Thermal Conduction in Solid–Liquid Phase Change Materials

Improved heat recovery from paraffin-based phase change materials due to the presence of percolating graphene networks

Improved Thermal Conductivity of Poly(trimethylene terephthalate-block-poly(tetramethylene oxide) Based Nanocomposites Containing Hybrid Single-Walled Carbon Nanotubes/Graphene Nanoplatelets Fillers

Physical study of room-temperature-cured epoxy/thermally reduced graphene oxides with various contents of oxygen-containing groups

Study on effective thermal conductivity of zinc sulphide/poly(methyl methacrylate) nanocomposites

Influence of CdS Nano Additives on the Thermal Conductivity of Poly(vinyl chloride)/CdS Nanocomposites

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