نتایج جستجو برای: octadecane

تعداد نتایج: 157  

Journal: :E3S web of conferences 2022

The excellent properties of graphene phase change nanocomposite made it have potential application value in the field heat storage materials, which was expected to achieve integration transfer and storage. In order enhance thermal performance paraffin energy storage, structure models n-octadecane three kinds graphene/n-octadecane composites were established. Molecular dynamics method used study...

Journal: :Journal of the Physical Society of Japan 1962

2017
Xiaofeng Niu Qing Xu Yi Zhang Yue Zhang Yufeng Yan Tao Liu

Micro-nanoencapsulated phase change materials (M-NEPCMs) are proposed to be useful in liquid desiccant dehumidification by restraining the temperature rise in the moisture-removal process and improving the dehumidification efficiency. In this paper, the n-octadecane M-NEPCMs with desirable thermal properties for internally-cooled dehumidification were fabricated by using compound emulsifiers th...

Journal: :Вестник Башкирского университета 2018

Journal: :Journal of energy storage 2022

This research reports, for the first time, combination of food-grade coconut oil and shell-based activated carbon as precursors synthesis bio-based shape-stabilized phase change materials (bioSSPCM). Despite its low melting enthalpy, simple physical blending by heating mixing is found to be a very reliable preparation method completely coconut-based materials, producing thermally stable bioSSPC...

2015

Miniemulsion polymerization technique has been used extensively for preparing small sized uniform particles of polymers, core-shell polymer particles, hybrid particles and encapsulation of liquid core. The technique has achieved limited success in the area of uniform core shell structure with liquid as core, as it requires matching of strict thermodynamic and kinetic factors. The interfacial te...

Journal: :Archives of insect biochemistry and physiology 2000
R A Jurenka M Subchev

Hydrocarbons were extracted from the surface of the cuticle and from the hemolymph of adult female gypsy moths. GC and GC/MS analysis indicated that the cuticular hydrocarbons with chain lengths >21 carbons were the same as those found in the hemolymph. These consisted of mostly saturated straight chain hydrocarbons with heptacosane the major component. Methyl branched hydrocarbons were also id...

2014
Hui Luo Yongqiang Cai Zhijun Peng Tao Liu Shengjie Yang

BACKGROUND Hylocereus polyrhizus and Hylocereus undatus are two varieties of the commonly called pitaya fruits, and pitaya fruits have gained popularity in many countries all over the world. However, studies on chemical composition and the nutritional quality of pitaya flesh peel are limited. RESULTS Extracts of pitaya (H. polyrhizus and H. undatus) peel were extracted by supercritical carbon...

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