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S. Ponseenivasan, Anish Kumar and K. V. Rajkumar
For the narrow gap dissimilar weld between a ferritic steel and a nickel base superalloy, a nickel base alloy buttering layer is deposited on the ferritic steel side as an intermediate layer. The bonding between the buttering layer and the ferritic steel...
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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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Mao Nishira, Satoshi Ito, Hiroki Nishikawa, Xiangbo Kong and Hiroyuki Tomiyama
Delivery drones have been attracting attention as a means of solving recent logistics issues, and many companies are focusing on their practical applications. Many research studies on delivery drones have been active for several decades. Among them, exte...
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Yang Liu, Xiaotian Qi, Yingxia Wei and Mingna Wang
To mitigate the incidence of waterlogging to livelihoods and property security, a combination of management measures has been necessary to achieve optimal benefits, reducing the risk caused by waterlogging to the development of the urban ecology. Thus, t...
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Nurhusna Najeha Amran, Khairul Salleh Basaruddin, Muhammad Farzik Ijaz, Haniza Yazid, Shafriza Nisha Basah, Nor Amalina Muhayudin and Abdul Razak Sulaiman
Spinal deformity refers to a range of disorders that are defined by anomalous curvature of the spine and may be classified as scoliosis, hypo/hyperlordosis, or hypo/hyperkyphosis. Among these, scoliosis stands out as the most common type of spinal deform...
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Fabian Krieg, Jan Kirchhof, Eduardo Pérez, Thomas Schwender, Florian Römer and Ahmad Osman
In ultrasonic non-destructive testing, array and matrix transducers are being employed for applications that require in-field steerability or which benefit from a higher number of insonification angles. Having many transmit channels, on the other hand, i...
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Mohammad Ebrahim Bajgholi, Gilles Rousseau, Martin Viens and Denis Thibault
This paper presents the results of a project aimed at evaluating the performance of ultrasonic techniques for detecting flaws in Francis turbine runners. This work is the first phase of a more ambitious program aimed at improving the reliability of inspe...
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Muhammad Turki Alshurideh, Barween Al Kurdi, Ahmad Qasim AlHamad, Said A. Salloum, Shireen Alkurdi, Ahlam Dehghan, Mohammad Abuhashesh and Ra?ed Masa?deh
Recent years have seen an increasingly widespread use of online learning technologies. This has prompted universities to make huge investments in technology to augment their position in the face of extensive competition and to enhance their students? lea...
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Majed Swaid, Tobias Marks, Florian Linke and Volker Gollnick
The operational concept of aerodynamic formation flight, also referred to as aircraft wake-surfing for efficiency (AWSE), has high potential in terms of fuel savings and climate impact mitigation. In order to implement this concept, many technological an...
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Arsalan Ahmed Othman, Ahmed F. Al-Maamar, Diary Ali Mohammed Amin Al-Manmi, Veraldo Liesenberg, Syed E. Hasan, Ahmed K. Obaid and Ayad M. Fadhil Al-Quraishi
Iraq, a country in the Middle East, has suffered severe drought events in the past two decades due to a significant decrease in annual precipitation. Water storage by building dams can mitigate drought impacts and assure water supply. This study was desi...
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