40   Artículos

 
en línea
Umberto Saetti, Jonathan Rogers, Mushfiqul Alam and Michael Jump    
A novel trajectory generation and control architecture for fully autonomous autorotative flare that combines rapid path generation with model-based control is proposed. The trajectory generation component uses optical Tau theory to compute flare trajecto... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Sergey S. Stafeev, Nikita N. Kazakov, Vladislav D. Zaitsev, Sergey D. Poletayev and Victor V. Kotlyar    
In this work, the tight focusing of vector beams with azimuthal polarization and beams with a V-line of polarization singularity (sector azimuthal polarization) was simulated numerically using the Richards?Wolf formulas. It was demonstrated that in a tig... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Victor V. Kotlyar, Anton G. Nalimov and Alexey A. Kovalev    
We consider sharp focusing of an axial superposition of two optical vortices with identical topological charges, but different amplitudes and circular polarizations of different signs. The ratio of the amplitudes of the two beams is a parameter. When thi... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Jiahao Lu, Wei Yan, Ran Tao, Zhengwei Wang and Di Zhu    
As a core component of pumped storage power plants for hydro and marine power storage, this paper investigates the mechanism of pressure pulsation fluctuations under different load conditions to improve the efficiency and operational stability of the sto... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Yulin Deng, Shuxun Ge and Fan Lei    
This study aims to analyze the longitudinal seismic performance of a typical multi-span continuous girder bridge with seat-type abutments under earthquake excitation, especially accounting for different abutment behaviors. Three-dimensional finite elemen... ver más
Revista: Buildings    Formato: Electrónico

 
en línea
Yi Dong, Weimin Sun, Zhihui Yue, Bangchu Gong, Xu Yang, Kaiyun Wu, Cuiyu Liu and Yang Xu    
Persimmons (Diospyros kaki Thunb.) are a characteristic Chinese fruit and account for a large planting area in China. The evaluation and selection of persimmons that are astringent without softening play an important role in modern breeding programs. How... ver más
Revista: Agriculture    Formato: Electrónico

 
en línea
Shichao Wang, Gang Zhang, Jie Li, Yubo Wang and Bohao Chen    
Double-layer steel truss continuous girders are prone to significant temperature stress, deviation, torsion, and warping, thus causing adverse temperature structural responses, and also affecting the safety and durability of bridge structures. This paper... ver más
Revista: Buildings    Formato: Electrónico

 
en línea
Gengdu Xu, Jin Gan, Jun Li, Huabing Liu and Weiguo Wu    
The identification of longitudinal bending moments is a critical component in the health monitoring of ship structures. This study examines the effect of the failure of measurement points on the accuracy of bending moment identification and presents a so... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
El Mustapha Azzirgue, El Khalil Cherif, Hamza El Azhari, Houria Dakak, Hasna Yachou, Ahmed Ghanimi, Nordine Nouayti, Joaquim Esteves da Silva and Farida Salmoun    
The processed discharges from Tangier Automotive City?s (TAC) Chrafate Wastewater Treatment Plant (WWTP) contaminate the Jouamaa Hakama groundwater and the Ouljat Echatt river. We aimed to study the unknown interactions between surface water (SW) and gro... ver más
Revista: Water    Formato: Electrónico

 
en línea
Sanghyun Ko, Hwidong Yoo and Seungkyu Ha    
The dual-readout calorimeter has two channels, Cherenkov and scintillation, that measure the fraction of an electromagnetic (EM) component within a shower by using different responses of each channel to the EM and hadronic component. It can measure the e... ver más
Revista: Instruments    Formato: Electrónico

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