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Xue Gong, Jiang Chang, Jing Wang, Yinglei Zhang, Danting Li, Chai Liu, Lida Hou and Ning Xia
In order to investigate the effect of protein structure changes on the texture of scallop adductor muscles under ultra-high pressure, the protein structure, hardness, elasticity, cohesion, and chewing properties of untreated scallops maintained at 200 MP...
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Jiang Chang, Xue Gong, Yinglei Zhang, Zhihui Sun, Ning Xia, Huajiang Zhang, Jing Wang and Xiang Zhang
Shell is a typical biomineralized inorganic?organic composite material. The essence of scallop deshelling is caused by the fracture failure at the interface of the organic and inorganic?organic matter composites. The constitutive equations were solved so...
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Lei Xu, Erkuo Yang, Yasong Wang, Changyun Li, Zhiru Chen and Guofa Mi
Ultra high-pressure sintering (UHPS) was used to prepare AA6061/SiCp composites with different contents and the effect of sintering temperatures on microstructure and mechanical properties was investigated in this study. The results showed that a uniform...
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Torben Eggers, Hye Rim Kim, Simon Bittner, Jens Friedrichs and Joerg R. Seume
In modern aircraft engines, the low-pressure compressor (LPC) is subjected to a flow characterized by strong wakes and secondary flows from the upstream fan. This concerns ultra-high bypass ratio (UHBR) turbofan engines, in particular. This paper present...
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Chengli Guan and Yuyou Yang
Due to the increasing depths of underground urban construction, the surrounding environment and hydrogeological conditions are becoming increasingly complex, and conventional high-pressure rotary jet grouting has become unable to meet construction needs....
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Yongqiang Tian, Shuo Liu, Jingchang Long, Wei Chen and Jianxing Leng
The deep-sea environment has the characteristics of high pressure and low temperature. In addition to the extremely high requirements on the structural reliability, the ultra-high ambient pressure also has a great impact on the working characteristics of...
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Dae-Seop Byeon, Choonghee Cho, Dongmin Yoon, Yongjoon Choi, Kiseok Lee, Seunghyun Baik and Dae-Hong Ko
Conventional Si or SiGe epitaxy via chemical vapor deposition is performed at high temperatures with a large amount of hydrogen gas using silane (SiH4) or dichlorosilane (SiCl2H2) precursors. These conventional precursors show low growth rates at low tem...
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Guangping Liu, Yongping Jin, Youduo Peng, Deshun Liu and Buyan Wan
Hadal seafloor organisms live under ultra-high pressure, in low temperatures, and other environments for a long time, which puts higher requirements on the structural design of deep-sea biological samplers. In this paper, we present a full-ocean-depth hy...
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Hao Wang, Jiawang Chen, Yuhong Wang, Jiasong Fang and Yuping Fang
The ecosystem of the abyss is one of the fields that humans hardly know. The ultra-high hydrostatic pressure makes it very difficult to obtain abyssal organisms. Samples are often severely broken during recovery due to changes in environmental pressure, ...
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Stéphane Moreau
In future Ultra-High By-Pass Ratio turboengines, the turbomachinery noise (fan and turbine stages mainly) is expected to increase significantly. A review of analytical models and numerical methods to yield both tonal and broadband contributions of such n...
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Liam Ward, Fabian Junge, Andreas Lampka, Mark Dobbertin, Christoph Mewes and Marion Wienecke
In this study diamond like carbon (DLC) coatings with Si interlayers were deposited on 316L stainless steel with varying gas pressure and substrate bias voltage using plasma enhanced chemical vapor deposition (PECVD) technology. Coating and interlayer th...
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Alexandra P. Schneider, Benoit Paoletti, Xavier Ottavy and Christoph Brandstetter
Experimental monitoring of blade vibration in turbomachinery is typically based on blade-mounted strain gauges. Their signals are used to derive vibration amplitudes which are compared to modal scope limits, including a safety factor. According to indust...
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Mingyu Zhang, Kuankuan Lu, Zhuohui Xu, Honglong Ning, Xiaochen Zhang, Junlong Chen, Zhao Yang, Xuan Zeng, Rihui Yao and Junbiao Peng
The indium-free amorphous oxide semiconductor thin film transistor (AOS-TFT) with aluminum (Al) electrodes shows broad application prospects in new-generation display technologies, such as ultra-high definition large-screen display, OLED display and 3D d...
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Yihui Zhu, Xiaoyun Zhang, Benyuan Xue, Hengsha Liu, Yaoke Wen and Cheng Xu
Ultra-high-molecular-weight polyethylene (UHMWPE) fiber laminate is currently widely used in ballistic protection for its exceptional physical and mechanical properties. However, the dynamic compressive mechanism of UHMWPE laminate remains poorly underst...
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Ismail Ismail,Rongying Jin,David Mandrus,Earl Ward Plummer
Pág. 56 - 62
Abstract ? The atomic structure at surface of the layered perovskite Ca1.9Sr0.1RuO4 has been studied by Low Energy Electron Diffraction (LEED) I-V. The perovskite Ca1.9Sr0.1RuO4 of single crystal was cleaved in ultra high vacuum chamber (the pressure in ...
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Yao Wei, Francesco Macheda, Zelong Zhao, Terence Tse, Evgeny Plekhanov, Nicola Bonini and Cedric Weber
Hydrogen-rich superhydrides are promising high-????
T
c
superconductors, with superconductivity experimentally observed near room temperature, as shown in recently discovered lanthanide superhydrides at very high pressures, e.g., LaH10
10
at 170 GPa an...
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