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Alaa Nadim Salman,Shokri Almekdad,Mohamad Alhariri
Pág. 186 - 192
Successfully achieving the mission of the unmanned aerial vehicle (UAV) requiring a high gain data link between the UAV and the ground control station (GCS). The antenna of the ground station must has a narrow, precisely guided beam towards the UAV. Wide...
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Masaru Onoda
This study aims to present a theoretical investigation of a feasible electromagnetic wavepacket with toroidal-type dual vortices. The paper begins with a discussion on geometric phases and angular momenta of electromagnetic vortices in free space and per...
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Jiang Li, Wenzhen Wei, Shuo Zhang, Guoqing Li and Chenghong Gu
Micro phasor measurement units (μPMU) installed in active distribution networks are very useful for improving observability by acquiring system real-time data. However, three-phase imbalance and harmonic power flows adversely impact the accuracy of sy...
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Yueheng Liu and Xinding Zhang
Nonadiabatic Abelian geometric quantum computation has been extensively studied, due to its fast manipulation and inherent noise resistance. However, to obtain the pure geometric phase, the quantum state is required to evolve along some special paths to ...
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Nancy Arana-Daniel
In recent years, the field of complex, hypercomplex-valued and geometric Support Vector Machines (SVM) has undergone immense progress due to the compatibility of complex and hypercomplex number representations with analytic signals, as well as the power ...
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Rasoul Najafi Koopas, Natalie Rauter and Rolf Lammering
Methodologies are developed for analyzing failure initiation and crack propagation in highly heterogeneous concrete mesostructures. Efficient algorithms are proposed in Python to generate and pack geometric features into a continuous phase. The continuou...
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Fatemeh Mohammadi and Jonathan Kofman
The multi-wavelength digital-phase-shifting moiré based on moiré wavelength permits 3D shape measurement of surfaces with geometric discontinuities and multiple spatially-isolated surfaces, using only two or three captured images. This is advantageous in...
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Daniela Besana and Andrea Chiesa
This paper analyzes the theme of the knowledge project as an element guide of the restoration project. In view of the constant evolution of technologies related to diagnostics (in the laboratory and in situ), the research exposes the importance of a comp...
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Yudi Setiawan,Lilik Budi Prasetyo,Hidayat Pawitan,Liyantono Liyantono,Syartinilia Syartinilia,Arif Kurnia Wijayanto,Prita Ayu Permatasari,A Hadi Syafrudin,Patria Rachman Hakim
Pág. 67 - 76
Increasing of economic development is generally followed by the change of landuse from agriculture to other function. If it occurs in large frequency and amount, it will threaten national food security. Therefore, it is necessary to monitor the agricultu...
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Xianshan Liu, Xiaolei Luo, Shaowei Liu, Pugang Zhang, Man Li and Yuhua Pan
The study of the seepage and heat transfer law of three-dimensional rough fractures is of great significance in improving the heat extraction efficiency of underground thermal reservoirs. However, the phase transition effects of fluids during the thermal...
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Tengfei Ma, Yang Li, Zhenggan Zhou and Jia Meng
Carbon fiber-reinforced polymers (CFRP) are extensively used in aerospace applications. Out-of-plane wrinkles frequently occur in aerospace CFRP parts that are commonly large and complex. Wrinkles acting as failure initiators severely damage the mechanic...
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Aniello Daniele Marano, Gianluca Diodati, Nicola Paletta, Luigi Di Palma, Marika Belardo and Pierre Abdel Nour
This paper is focused on structural scalability studies of a new generation of civil tiltrotor wingbox structures. Starting from a reference wingbox, developed under the H2020 Clean Sky 2 NGCTR-TD T-WING project, a geometric scaling was performed to upsc...
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Giovanni Fasulo, Luigi Federico, Adolfo Sollazzo, Luciano De Vivo and Roberto Citarella
A rocket?s turbulent jet radiates intense acoustic waves, which are an acoustic load for structural components like payload, launch structure, and rocket avionics, and impact communities near the launch site. Therefore, a careful characterization of the ...
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Dong Tang, Huixiang Jian, Min Song and Zhongming Jiang
During the operation of underground water-sealed oil storage caverns, a large amount of oil vapor is generated due to volatilization. Oil vapor can easily leak into the surrounding rock, and fractures in the surrounding rock are usually the dominant chan...
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Alba Arenas-Hernandez, Carlos Zuñiga Islas, Mario Moreno, Wilfrido Calleja Arriaga, Julio César Mendoza-Cervantes, Netzahualcoyotl Carlos, Carlos Roberto Ascencio-Hurtado and Aurelio Heredia Jiménez
In this research work, we present the synthesis and characterization of four different TiO2 structures, such as nanotubes, nanocavities, nanosheets assembled on nanocavities and nanobowls assembled on nanocavities, prepared by electrochemical anodization...
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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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Xiaopu Wang, Lianjie Hou, Tianhao He, Zhenhan Diao, Chuanjin Yao, Tao Long and Ling Fan
Oil pollution in soil-groundwater systems is difficult to remove, and a large amount of residual oil is trapped in the low permeable layer of the heterogeneous aquifer. Aromatic hydrocarbons in oil have high toxicity and low solubility in water, which ar...
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Yongmeng Liu, Ruirui Li, Chuanzhi Sun, Ze Chen, Yingjie Mei, Pinghuan Xiao, Xiaoming Wang and Chengtian Li
To suppress the vibration of rotary parts, this paper established an unbalanced vibration response control model of rotary parts based on rotating axis coordinate system. This model considered the stacking transformation of geometric parameter errors and...
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K. Lakshminarayanan, R. Santhana Krishnan, E. Golden Julie, Y. Harold Robinson, Raghvendra Kumar, Le Hoang Son, Trinh Xuan Hung, Pijush Samui, Phuong Thao Thi Ngo and Dieu Tien Bui
This paper proposed and verified a new integrated approach based on the iterative super-resolution algorithm and expectation-maximization for face hallucination, which is a process of converting a low-resolution face image to a high-resolution image. The...
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Dah-Jing Jwo
The goal of this paper is to explore the effect of various parameters on the information geometric structure of the phase-locked loop (PLL) statistics, both transient and stationary. Comprehensive treatment on the behavior of PLL statistics will be given...
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