61–80 von 115 Ergebnissen
|

    Recent Process and Application of Electrochromism

    Freier Zugriff
    WEI Youxiu / CHEN Mu / LIU Weiming et al. | DOAJ | 2016
    Based on the research and development of electrochromism, its commercial applications have been realized in the areas of building windows ...
    Verlag: Journal of Aeronautical Materials

    Behavior of Carbon-Carbon Composite under Intense Heating

    Freier Zugriff
    R. Palaninathan | DOAJ | 2010
    hypersonic vehicles. Of the three modes of ablation (thermal, chemical and mechanical), the chemical (oxidation) is considered to influence the ...

    Multidisciplinary Design Optimization and Analysis of Hydrazine Monopropellant Propulsion System

    Freier Zugriff
    Amirhossein Adami / Mahdi Mortazavi / Mehran Nosratollahi et al. | DOAJ | 2015
    optimize the total propulsion system, subsystems should be optimized. Chemical decomposition, aerothermodynamics, and structure disciplines demand ...

    HOMOLOGATION TESTS OF SINGLE-STAGE R02 REDUCER

    Freier Zugriff
    Katarzyna RADZIEWICZ / Krzysztof GARBALA / Michał CEGŁOWSKI | DOAJ | 2018
    This article presents the results of homologation tests of an LPG reducer. Due to the material requirements of the LPG reducer in this case ...
    Verlag: Silesian University of Technology

    Hygrothermal properties of domestic T800 carbonfiber/epoxy composites

    Freier Zugriff
    SUI Xiaodong / XIONG Shu / ZHU Liang et al. | DOAJ | 2019
    are similar, while the chemical structures of sizing agent have a difference. The three kinds of CCF800/epoxy composite share the similar ...
    Verlag: Journal of Aeronautical Materials

    Evaluation of Soil Quality for Different Types of Land Use Based on Minimum Dataset in the Typical Desert Steppe in Ningxia, China

    Freier Zugriff
    Ying Tian / Zhe Xu / Jun Wang et al. | DOAJ | 2022
    ), and abandoned farmland (AL) in the study area were researched. Physical, chemical, and biological indicators, a total number of twenty, were ...

    Research progress of low-density and high-entropy alloys

    Freier Zugriff
    ZHAO Haichao / LIANG Xiubing / QIAO Yulin et al. | DOAJ | 2019
    High-entropy alloy is a new type of alloy, its excellent physical and chemical properties have attracted extensive attention of the ...
    Verlag: Journal of Aeronautical Materials

    Large Eddy Simulation of Premixed Stratified Swirling Flame Using the Finite Rate Chemistry Approach

    Freier Zugriff
    Yinli Xiao / Zhengxin Lai / Wenyan Song | DOAJ | 2019
    prediction, but temperature and concentration of major species show slight discrepancies in the central region. Two reduced chemical mechanisms are ...

    Failure and Protection of Thermal Barrier Coating under CMAS Attack

    Freier Zugriff
    YANG Shanjie / PENG Hui / GUO Hongbo | DOAJ | 2018
    to the attack of glassy silicate deposits, the chemical composition of which is mostly CaO-MgO-Al2O3-SiO2 ...
    Verlag: Journal of Aeronautical Materials

    Influence on properties of base metal after elimination of lifting-lug member in a dissimilar welding between steel base and steel lifting lug

    Freier Zugriff
    Jeongung Park / Gyubaek An / Haewoo Lee | DOAJ | 2019
    The increasing demands of lifting lugs can be attributed to the rapid advancement of shipbuilding and offshore-structure production ...

    Experimental assessment of a CI engine operating with 1-pentanol/diesel fuel blends

    Freier Zugriff
    Derviş Erol / Murat Kadir Yeşi̇lyurt / Battal Doğan | DOAJ | 2020
    Pentanol or amyl alcohol, regarding its physical and chemical properties, is a type of alcohol that can be used as an alternative and ...
    Verlag: Turkish Society of Automotive Engineers

    Numerical Simulation of Reactive Flows in Overexpanded Supersonic Nozzle with Film Cooling

    Freier Zugriff
    Mohamed Sellam / Amer Chpoun | DOAJ | 2015
    necessary to understand both aerodynamic and chemical mechanisms that are at the origin of these processes. This paper is a numerical contribution ...

    NATURAL AGEING EFFECTS ON MICROSTRUCTURE AND PROPERTIES OF RAIL FASTENING ELEMENTS SKL-12

    Freier Zugriff
    Krzysztof LABISZ / Jarosław KONIECZNY | DOAJ | 2020
    lattice structure determination, EDS chemical microanalysis and Rockwell hardness testing were also carried out in terms of identification of the ...
    Verlag: Silesian University of Technology

    The impact of corrosion on marine vapour recovery systems by VOC generated from ships

    Freier Zugriff
    Yoo Youl Choi / Seok Hee Lee / Jae-Cheul Park et al. | DOAJ | 2019
    analysed the chemical composition of drain water sampled from currently operating systems to investigate the primary causes of corrosion in vapour ...

    Thermal cycling behavior of EB-PVD TBCs with Pt modified aluminide bond coat

    Freier Zugriff
    HE Wenxie / ZHEN Zhen / WANG Xin et al. | DOAJ | 2023
    The(Ni, Pt)Al bond coats were prepared on the surface of nickel base single crystal superalloy by chemical vapor deposition(CVD), and then ...
    Verlag: Journal of Aeronautical Materials

    Approach to the Weight Estimation in the Conceptual Design of Hybrid-Electric-Powered Unconventional Regional Aircraft

    Freier Zugriff
    Francesco Centracchio / Monica Rossetti / Umberto Iemma | DOAJ | 2018
    technologies, and alternative propulsion systems. The BWB is one of the most promising layouts in terms of noise emissions and chemical pollution. The ...

    Thermo-physical Properties and Mechanical Properties of Burn-resistant Titanium Alloy Ti40

    Freier Zugriff
    LAI Yunjin / ZHANG Pingxiang / ZHANG Saifei et al. | DOAJ | 2017
    As a functional material of burn-resistant titanium alloy, the physical properties of Ti40 alloy were first reported. The chemical ...
    Verlag: Journal of Aeronautical Materials

    The microstructure and properties of CoCrAlYSi-hBN coating prepared by HVOF

    Freier Zugriff
    ZHANG Ang / WANG Changliang / WANG Tianying et al. | DOAJ | 2020
    paper. The microstructure, hardness, bonding strength and chemical composition of the coating was researched by using scanning ...
    Verlag: Journal of Aeronautical Materials

    C/C-SiC Composites for Nozzle of Solid Propellant Ramjet

    Freier Zugriff
    WANG Lingling / JI Alin / GAO Yaqi et al. | DOAJ | 2017
    hybrid process of "chemical vapor infiltration + precursor impregnation pyrolysis (CVI+PIP)". The microstructure, flexural and anti-ablation ...
    Verlag: Journal of Aeronautical Materials

    Mechanical Properties of Domestic T700 Grade Carbon Fibers/QY9611 BMI Matrix Composites

    Freier Zugriff
    LI Guoli / PENG Gongqiu / WANG Yingfen et al. | DOAJ | 2017
    The morphologies,surface energies and surface chemical properties of the domestic T700 grade carbon fiber and the T700S carbon fiber were ...
    Verlag: Journal of Aeronautical Materials