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He Li, Xiaoming Yang, Chen Wang, Shang Shi, Rubing Ma and Yidan Yuan
Steam condensation plays an important role in various engineering processes due to its excellent heat transfer performance. However, condensation in the presence of noncondensable gas has attracted great attention in recent years since noncondensable gas...
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Mieszko Kolodziej and Zbigniew Sniadecki
The alloys that crystallize in a tetragonal ThMn12-type (space group I4/mmm) structure and are based on Fe and rare earth elements are believed to have a potential to plug the performance gap between ferrite and Nd-based magnets. Nevertheless, the progre...
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Xu Liu, Keyong Zhu, Yijie Wei, Ziwei Chen, Mingming Ge and Yong Huang
In this paper, the thermal management of missile-borne components in a flight state is studied. Avoiding excessive component temperatures under the high-temperature circumstances brought by aerodynamic heat is a requirement to guarantee the equipment?s s...
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Vladimir Promakhov, Alexey Matveev, Nikita Schulz, Mikhail Grigoriev, Andrey Olisov, Alexander Vorozhtsov, Alexander Zhukov and Victor Klimenko
Currently, metal?matrix composite materials are some of the most promising types of materials, and they combine the advantages of a metal matrix and reinforcing particles/fibres. Within the framework of this article, the high-temperature synthesis of met...
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Jianxiong Li, Xiaodong Yang, Anping Hou, Yingxiu Chen and Manlu Li
Aerodynamic damping predictions are critical when analyzing aeroelastic stability. A novel method has been developed to predict aerodynamic damping by employing two single time-domain simulations, specifically, one with the blade impulsed naturally in a ...
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Oleg Markov,Yurii Diachenko,Leila Aliieva,Serhii Zharikov,Natalia Hrudkina,Volodymyr Bondarenko,Mykhailo Pohorielov
Pág. 14 - 21
The features of obtaining coatings on carbon steel, structural steel St 3 are studied during diffusion metallization ? simultaneous saturation of steel with boron, chromium and aluminum (boron chromium aluminizing), without the use of special heat t...
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Jie Wang, Wei Zeng, Yongchun Qin, Songchang Huang and Jian Xu
To evaluate the effect of rejuvenating agent on reclaimed SBS (styrene-butadiene-styrene) modified asphalt pavement (RSMAP) material, different tests of asphalt and mixtures were conducted. Firstly, the improvement effect of rejuvenating agents on the ag...
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Kyoichi Tezuka, Tatsuhiko Taguchi, Saman Alavi, Amadeu K. Sum and Ryo Ohmura
This paper report analyses of thermodynamic stability of structure-H clathrate hydrates formed with methane and large guest molecules in terms of their gas phase molecular sizes and molar masses for the selection of a large guest molecule providing bette...
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I. O. Vakulenko
Pág. 202 - 206
The influence of parameters of degree of plastic deformation for 30?80 % and subsequent temper on the structure and yielding stress in the microyield region of preimproved carbon steels has been studied. The classification of dispersed phase of ferrite i...
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Sarmad Dawood Salman Dawood and Mohammad Yazdi Harmin
Satellite systems undergo several operational phases during their service life, including the assembly phase, ground transportation phase, the launch phase, and the in-orbit operation phase. Among these phases, the one that imposes the highest level of l...
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Yan Chen, Min Cao, Chunyan Ma and Zhigang Feng
As a clean and renewable energy source, wave energy is of great significance in solving primary energy shortages and environmental pollution. Direct-drive wave power systems consisting of linear generators have attracted the attention of researchers from...
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Emilio Del Giudice, Paola Rosa Spinetti and Alberto Tedeschi
Liquid water has been recognized long ago to be the matrix of many processes, including life and also rock dynamics. Interactions among biomolecules occur very differently in a non-aqueous system and are unable to produce life. This ability to make livin...
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Sergey Bogdanov, Roman Zdorovennov, Nikolai Palshin, Tatiana Efremova and Galina Zdorovennova
The intensity of vertical heat and mass transfer remains among the challenging topics in the study of ice-covered lakes. Presumably, internal waves (IWs) make a significant contribution to the heat transfer in the water column. However, the mechanisms of...
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Vasile-Adrian Surdu and Romuald Gyorgy
X-ray diffraction (XRD) is a proven, powerful technique for determining the phase composition, structure, and microstructural features of crystalline materials. The use of machine learning (ML) techniques applied to crystalline materials research has inc...
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Stefano Piacquadio, Dominik Pridöhl, Nils Henkel, Rasmus Bergström, Alessandro Zamprotta, Athanasios Dafnis and Kai-Uwe Schröder
Economic viability of small launch vehicles, i.e., microlaunchers, is impaired by several factors, one of which is a higher dry to wet mass ratio as compared to conventional size launchers. Although reusability may reduce launch cost, it can drive dry an...
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Behdad Garmeh, Masoud Kasiri-Asgarani, Kamran Amini, Hamid Ghayour, Hamid Reza Bakhsheshi-Rad and Filippo Berto
Carbide-free bainitic (CFB) steels with a matrix of bainitic ferrite and thin layers of retained austenite, to reduce the manufacturing costs, usually do not contain alloying elements. However, a few reports were presented regarding the effect of alloyin...
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Federica Scucchia, Katrein Sauer, Paul Zaslansky and Tali Mass
Understanding the formation of the coral skeleton has been a common subject uniting various marine and materials study fields. Two main regions dominate coral skeleton growth: Rapid Accretion Deposits (RADs) and Thickening Deposits (TDs). These have been...
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Ki-Cheol Yoon, Kwang-Gi Kim, Jun-Won Chung and Byeong-Soo Kim
Sensors in the medical field to detect specific tissues, such as radars, must provide accurate signals from frequency generators. In order to supply an accurate frequency signal, the oscillator must have a low phase noise. Therefore, the resonator used i...
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Timo von Wysocki, Michael Leupolz and Frank Gauterin
Noise vibration and harshness (NVH) development often takes place in the later development phases. Shifting the optimization to the early digital development phase enables more parameters to participate in the optimization and leads to a more holistic de...
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Xiaochen Zhang, Jiaoxiang Wang, Chunyan Zhang, Bin Liu, Peng Jiang, Yang Zhao, Bateer Buhe, Tao Zhang, Guozhe Meng and Fuhui Wang
The formation process of LDHs (layered double hydroxides) coating on magnesium alloy by the CO2 pressurization method was studied. The micro-structure was observed by OM, SEM and GAXRD. The weighted gain curve, apparent activation energy, and CO2 solubil...
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