Results 41 to 50 of about 52,980 (105)

Utilization of Cellulose from Pineapple Leaf Fibers as Nanofiller in Polyvinyl Alcohol-Based Film

open access: yesIndonesian Journal of Chemistry, 2016
Cellulose from pineapple leaf fibers as one of the natural polymer which has biodegradable property in a nanometer’s scale, can be formed as a filler in composite of Poly(vinyl) Alcohol/PVA is expected to increase the physical, thermal, and barrier ...
Kendri Wahyuningsih   +2 more
doaj   +1 more source

Thermal and colorimetry properties of bleached wheat straw/LDPE biocomposites [PDF]

open access: yesIranian Journal of Wood and Paper Industries, 2016
This research was done to study the thermal and colorimetric properties of bleached wheat straw/polyethylene biocomposites. Thus, wheat straw was firstly bleached using different natural and/or chemical bleaching methods. The bleached wheat straw and the
Behjat Tajeddin, Hadi Ansari
doaj  

Constraining Non-thermal and Thermal properties of Dark Matter

open access: yesFrontiers in Physics, 2014
We describe the evolution of Dark Matter (DM) abundance from the very onset of its creation from inflaton decay under the assumption of an instantaneous reheating. Based on the initial conditions such as the inflaton mass and its decay branching ratio to
Bhupal eDev   +3 more
doaj   +1 more source

Thermal-Insulation Properties of Multilayer Textile Packages

open access: yesAUTEX Research Journal, 2014
Thermal-insulation properties of textile materials play a significant role in material engineering of protective clothing. Thermal-insulation properties are very important from the point of view of thermal comfort of the clothing user as well as the ...
Matusiak Małgorzata, Kowalczyk Sylwia
doaj   +1 more source

Thermo-wet Physical Properties of Porous Materials

open access: yesChemical Engineering Transactions, 2018
The thermal and wet physical properties of porous materials are discussed. Through physical performance testing methods, the performance of porous materials under wet and hot conditions is analysed, and the optimal heat exchange coefficient, heat ...
Xiancheng Liu
doaj   +1 more source

Thermal Metamaterials with Configurable Mechanical Properties

open access: yesAdvanced Science
Thermal metamaterials are typically achieved by mixing different natural materials to realize effective thermal conductivities (ETCs) that conventional materials do not possess.
Yihui Wang, Wei Sha, Mi Xiao, Liang Gao
doaj   +1 more source

Fabrication of Palm Leaf Fiber Board Biocomposite for Thermal Insulation Material

open access: yesJurnal Fisika Flux
Utilizing palm frond biomass for the production of composite materials will have a positive impact on managing palm oil plantation waste. Palm frond fiber biocomposite products have been proven to have good mechanical properties.
Intan Kusmawati   +5 more
doaj   +1 more source

Thermal properties of poly(N,N-dimethylaminoethyl methacrylate).

open access: yesPLoS ONE, 2019
Poly(N,N-dimethylaminoethyl methacrylate) (PDMAEMA) is a promising quite new polymer with very interesting properties. The thermal degradation process of PDMAEMA was investigated.
Dawid Stawski, Aleksandra Nowak
doaj   +1 more source

Thermal properties of vegetable oils used in lubricants

open access: yesDiscover Chemical Engineering
Lubricants are substances that reduce friction and wear, thus reducing the mechanical energy needed to perform movement. Several ways have been used to improve the properties of the oil; one of them is to incorporate additives into the main oil component.
Jose de Jesus Agustin Flores Cuautle
doaj   +1 more source

Thermoelectric properties of bismuth telluride filled silicone

open access: yesJournal of Thermal Engineering, 2015
Bismuth telluride filled silicone rubber composite was extruded into millimeter-sized wires using electrospinning. The composite wires were tested in view of the electrical resistance and Seebeck coefficient. The highest electrical resistance measured is
Bruce Y. Deecker   +2 more
doaj  

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