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Byoung-Il Youn, Dong-Hyuk Choi, Seung-Hwan Lee, Kyeong-Ho Han, Seung-Jong Lee, Dae-Hyeon Kwon and Maeng-Jin Kim
This study aimed to investigate the gonadal development process and size at maturity of the ocellate spot skate Okamejei kenojei (Müller and Henle, 1841). In total, 1234 specimens were collected from the center of the Korean West Sea between January 2019...
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Haibo Huang, Wenlei Sun, Yong Huang and Jiangtong Yu
In this study, a method based on controlling the laser spot size was proposed in the process of curved parts laser cladding, and the coatings obtained by this method were analysed through investigation of the microstructure, microhardness, adhesion prope...
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Christian Diegel, Thorsten Mattulat, Klaus Schricker, Leander Schmidt, Thomas Seefeld, Jean Pierre Bergmann and Peer Woizeschke
Background. Spatter formation at melt pool swellings at the keyhole rear wall is a major issue for laser deep penetration welding at speeds beyond 8 m/min. A gas nozzle directed towards the keyhole, that supplies shielding gas locally, is advantageous in...
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Trika Agnestasia Tarigan, Nirmawana Simarmata, Nanda Nurisman, Yudha Rahman
Pág. 26 - 31
The erosion and sedimentation process that occurred in the east coast of South Lampung is a natural process affecting the balance of coastal sediment transport and resulting in the instability of coastal lines to the loss of the coastal communities along...
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Trika Agnestasia Tarigan, Nirmawana Simarmata, Nanda Nurisman, Yudha Rahman
Pág. 26 - 31
The erosion and sedimentation process that occurred in the east coast of South Lampung is a natural process affecting the balance of coastal sediment transport and resulting in the instability of coastal lines to the loss of the coastal communities along...
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Svitlana Havenko,Myhailo Ohirko,Pavlo Ryvak,Olena Kotmalova
Pág. 53 - 63
The intensive use of flexographic printing for packaging decoration and the increased consumer demands for it require an in-depth study of the factors that influence the prints? quality. In this paper, we examined the test prints obtained at a flexograph...
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Burchan Aydin, Emre Selvi, Jian Tao and Michael J. Starek
This paper examines the potential use of fire extinguishing balls as part of a proposed system, where drone and remote-sensing technologies are utilized cooperatively as a supplement to traditional firefighting methods. The proposed system consists of (1...
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Rafael Pimentel, Cristina Aguilar, Javier Herrero, María José Pérez-Palazón and María José Polo
Albedo plays an important role in snow evolution modeling quantifying the amount of solar radiation absorbed and reflected by the snowpack, especially in mid-latitude regions with semiarid conditions. Satellite remote sensing is the most extensive techni...
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Fangbin Wang, Zini Wang, Zhong Chen, Darong Zhu, Xue Gong and Wanlin Cong
To overcome the deficiencies in segmenting hot spots from thermal infrared images, such as difficulty extracting the edge features, low accuracy, and a high missed detection rate, an improved Mask R-CNN photovoltaic hot spot thermal image segmentation al...
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Chenghao Yu, Jifei Ye, Hao Chang, Weijing Zhou, Xiao Han, Mingyu Li and Heyan Gao
The ejection of the plasma plume produced by laser ablation is an important process for inducing mechanical effects. Therefore, in this paper, the characteristics of the plasma plume are investigated in order to analyze the impulse coupling mechanism wit...
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Wansen Guo, Jinshen Wang, Chao Shi, Jianhong Chen, Wenhui Zeng, Guoxiao He and Kunying Ding
On the aero-engine combustor liner, a phenomenon of overheating resembling a hot spot exists, accompanied by a preferential peeling of the YSZ thermal barrier coating that will negatively affect the service life of the component. The hot spot temperature...
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Nurfathin Zahrolayali, Mohd Rashdan Saad, Azam Che Idris and Mohd Rosdzimin Abdul Rahman
Utilization of a heat source to regulate the shock wave?boundary layer interaction (SWBLI) of hypersonic inlets during throttling was computationally investigated. A plug was installed at the intake isolator?s exit, which caused throttling. The location ...
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Konstantinos Tserpes, Kosmas Papadopoulos, Selen Unaldi and Laurent Berthe
An explicit 3D Finite Element (FE) model was developed in the LS-Dyna code to simulate the laser shock paint stripping on aircraft aluminum substrates. The main objective of the model is to explain the physical mechanisms of the laser shock stripping pro...
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Ayman Awad, Hussein Abdel-Mawgoud, Salah Kamel, Abdalla A. Ibrahim and Francisco Jurado
Distributed generation (DG) is becoming a prominent key spot for research in recent years because it can be utilized in emergency/reserve plans for power systems and power quality improvement issues, besides its drastic impact on the environment as a gre...
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Xin Xiao, Chaoyang Fang and Hui Lin
?A picture is worth a thousand words?. Analysis of the visual content of tourist photos is an effective way to explore the image of tourist destinations. With the development of computer deep learning and big data mining technology, identifying the conte...
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Pavlína Netrdová, Vojtech Nosek and Pavol Hurbánek
When working with regional data from different countries, issues concerning data comparability need to be solved, including regional comparability. Differing regional unit size is a common issue which influences the results of socio-economic analyses. In...
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Haolong Tang, Jinsong Gao, Jian Zhang, Xiaoyi Wang and Xiuhua Fu
To meet the requirements for lightweight, miniaturized dispersive optical systems for space applications, linear variable filters with a high transmittance and spatial dispersion coefficient are proposed. The filters were produced with dual ion beam sput...
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Beata Varga
Pág. 26 - 64
This work carried out in 2014 in the frame of Institute of Environmental Radioactivity at Fukushima University. Based on the experience gained during the performing countrywide monitoring of radionuclides in Hungary a sampling schedule was suggested for ...
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Wafa' Slaibi Alsharafat,Suhila Farhan Abu-owida
Pág. pp. 60 - 63
Genetic algorithm (GA) is a powerful evolutionary searching technique that is used successfully to solve and optimize problems in different research areas. Genetic Algorithm (GA) considered as one of optimization methods used to solve Travel salesman Pro...
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Anthony J. Mento, Peter Buckheit, Barbara A. Mento
Alex Jacobs has taken over the family business from his father. The company had grown in size and faced challenges that Alex must overcome for the company to remain a leader in the region. Challenges included working with a management team that was there...
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