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Nils M. Barner, Luca Ghafourpour, Mustafa S. Güverte, Davide Modesti and Steven J. Hulshoff
This work presents a transpacific airliner designed for minimal climate impact, incorporating several novel design features. These include open rotor engines, sustainable aviation fuels, natural laminar flow airfoils, and riblets. The design?s configurat...
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Tobias Marks, Katrin Dahlmann, Volker Grewe, Volker Gollnick, Florian Linke, Sigrun Matthes, Eike Stumpf, Majed Swaid, Simon Unterstrasser, Hiroshi Yamashita and Clemens Zumegen
The aerodynamic formation flight, which is also known as aircraft wake-surfing for efficiency (AWSE), enables aircraft to harvest the energy inherent in another aircraft?s wake vortex. As the thrust of the trailing aircraft can be reduced during cruise f...
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Yurianto Yurianto,Agus Suprihanto,Sumar Hadi Suryo,Yusuf Umardani,Padang Yanuar
Pág. 45 - 51
Quenched and Tempered Steel is classified as high strength and hardness steel mostly used for armor steel. Hardness and wear stability is essential for steel armor quality standards. On the other hand, austenitization and tempering temperature affect the...
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Hua Zhou, Yang Luo, Guang Zhou, Jian Yu, Sher Shah, Shengwang Meng and Qijing Liu
Subtropical forest productivity is significantly affected by both natural disturbances (local and regional climate changes) and anthropogenic activities (harvesting and planting). Monthly measures of forest aboveground productivity from natural forests (...
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Yong Zhang, Xin Wang, Zongli Jiang, Junfeng Wei, Hiroyuki Enomoto and Tetsuo Ohata
Arctic glaciers comprise a small fraction of the world?s land ice area, but their ongoing mass loss currently represents a large cryospheric contribution to the sea level rise. In the Suntar-Khayata Mountains (SKMs) of northeastern Siberia, in situ measu...
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Ruicheng Gao, Zhancai Dong, Yuqi Wang, Zhuowen Cui, Muyang Ye, Bowen Dong, Yuchun Lu, Xuaner Wang, Yihong Song and Shuo Yan
In this study, a deep-learning-based intelligent detection model was designed and implemented to rapidly detect cotton pests and diseases. The model integrates cutting-edge Transformer technology and knowledge graphs, effectively enhancing pest and disea...
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Wenhua Li, Xiongyan Liu, Gen Li, Shanying Lin, Hangyu Li and Yangyuan Ge
In this paper, the nonlinear stiffness of a polyester rope under dynamic loads at different temperatures was experimentally investigated. The effects and evolution of the average load, load period and load amplitude on dynamic stiffness were studied. The...
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Harjot Singh Saluja, Feijia Yin, Arvind Gangoli Rao and Volker Grewe
The climate impact of aviation is considerably different from that of other transport modes. The turbofan engine?s efficiency can be increased by increasing the Operating Pressure Ratio (OPR), bypass ratio (BPR) and Turbine Inlet Temperature (TIT), there...
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Zarah Lea Zengerling, Florian Linke, Christian Martin Weder and Katrin Dahlmann
Saving fuel by splitting a flight mission with an intermediate stop for refuelling is described by the concept of intermediate stop operations. This can also be beneficial to the climate impact of aviation, if the flight level and intermediate stop airpo...
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Haoting Du, Jintong Xu, Zihao Yin, Mengyang Chai and Dexin Sun
The long-wave infrared (LWIR) quantum-well photodetector (QWIP) operates at low temperatures, but is prone to focal plane temperature changes when imaging in complex thermal environments. This causes dark current changes and generates low-frequency tempo...
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Luís Esteves, Ana Magalhães, Victor Ferreira and Carlos Pinho
Laboratory scale experiments on the behaviour of two phase change materials, a salt and a paraffin, during fusion and solidification cycling processes, were accomplished. To do this, a system using thermal oil as the heat transfer carrier was used and th...
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Shaowei Ning, Hiroshi Ishidaira, Parmeshwar Udmale and Yutaka Ichikawa
This study is designed to demonstrate use of free remote sensing data to analyze response of water resources and grassland vegetation to a climate change induced prolonged drought in a sparsely gauged semi-arid region. Water resource changes over Hulun L...
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Shichao Wang, Jun Song, Junru Guo, Yanzhao Fu, Yu Cai and Linhui Wang
As one of the most significant disturbance sources in the upper marine environment of the South China Sea, tropical cyclones (typhoons) serve as a typical research subject for investigating the energy transfer process between the ocean and atmosphere. Ut...
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Wei Fan, Hao Cui, Hong Lu, Lanqi Meng and Qiaohua Wang
The sterilization of liquid eggs plays a crucial role in the production of liquid egg products. Traditional pasteurization techniques can easily cause protein denaturation, while non-thermal sterilization techniques are often constrained by processing in...
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Carlos G. Ochoa and Mohamed A. B. Abdallah
There is scarce information regarding the interactions between young tree water uptake and the environment in water-limited ecosystems. This study was conducted in a semiarid rangeland ecosystem in central Oregon, Pacific Northwest Region, USA. We measur...
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Kazuhisa A. Chikita, Akio Goto, Jun Okada, Takashi Yamaguchi and Hideo Oyagi
Exploring how the hydrological and thermal conditions of a volcanic lake change in response to volcanic activity is important to identify the signs of a volcanic eruption. A water cycle system and a geothermal process in a crater lake, Okama, in the acti...
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Xue Yang, Yongli Xie, Youming Qiao, Lan Chen, Tian Wang, Lingling Wu, Junxi Li and Ying Gao
This study examined the biological activity and genome of Bacillus cereus CDHWZ7 isolated from the root of Lycium ruthenicum in the Dachaidan saline area, Haixi Prefecture, Qinghai Province, China. The results revealed that B. cereus CDHWZ7 exhibited str...
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Yaqiu Zhu, Bangyou Zheng, Qiyou Luo, Weihua Jiao and Yadong Yang
Cotton (Gossypium hirsutum L.) is an economically important crop in China, and responses of cotton yield in different regions to separate and joint changes in natural and anthropogenic factors are the foundation for sustainable development under climate ...
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Keren Xie, Tiefeng Li, Yanyan Zhang, Shijun Wu and Canjun Yang
With the continuous deepening of research on seafloor hydrothermal observations, the demand for a sustainable power supply of observation equipment is increasingly urgent. A kind of device that utilizes the temperature difference near hydrothermal vents ...
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Evangelia Besiou, George Kontakiotis, Iuliana Vasiliev, Pierre Moissette, Jean-Jacques Cornée and Assimina Antonarakou
The Tortonian?Messinian transition is associated with important climatic and oceanographic changes in the Mediterranean Basin, which have shaped both the biotic and abiotic nature of this setting. The morphological variability of the planktonic foraminif...
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