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Alexandra P. Schneider, Benoit Paoletti, Xavier Ottavy and Christoph Brandstetter
Experimental monitoring of blade vibration in turbomachinery is typically based on blade-mounted strain gauges. Their signals are used to derive vibration amplitudes which are compared to modal scope limits, including a safety factor. According to indust...
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Manasik M. Nour, Maha A. Tony and Hossam A. Nabwey
The ever-increasing technological advancement and industrialization are leading to a massive discharge of hazardous waste into the aquatic environment, calling on scientists and researchers to introduce environmentally benign solutions. In this regard, t...
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Jae-Hyuk Lee, Jae-Hoon Ryu, Eun-Sung Lee, Hyung-Seok Han and Jeong-Yeol Choi
A noncircular engine cross-section could provide great flexibility in the integration of propulsion into the airframe. In this work, a tri-arc RDE was constructed and tested as an example of noncircular cross-sectioned RDE. The operational characteristic...
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Jie Gao, Yuquan Yao, Jinhua Huang, Jiangang Yang, Liang Song, Jing Xu and Xinhu Lu
When using a high concentration of reclaimed asphalt pavement (RAP) in a recycled hot-mix asphalt mixture (RHMA), the degree of blending of the reclaimed asphalt binder significantly affects the performance of the RHMA. Hence, it is essential to know the...
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Peitao Wang, Cao Liu, Zhenwu Qi, Zhichao Liu and Meifeng Cai
The geometry of the joint determines the mechanical properties of the rock mass and is one of the key factors affecting the failure mode of surrounding rock masses. In this paper, a new rough discrete fractures network (RDFN) characterization method base...
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Mohsin Raza, Hyder Al Abdallah, Ayah Abdullah and Basim Abu-Jdayil
Some of the major challenges of the twenty-first century include the continued increase in energy consumption and environmental pollution. One approach to overcoming these challenges is to increase the use of waste materials and environmentally friendly ...
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Affonso Celso Gonçalves Junior, Daniel Schwantes, Elio Conradi Junior, Juliano Zimmermann, Gustavo Ferreira Coelho
Pág. e50263
This study evaluated the use of Euterpe oleracea endocarp after chemical modification with H2O2, H2SO4 and NaOH for the removal of Cd2+, Pb2+ and Cr3+ from water. Therefore, the adsorbent was characterized for its chemical composition, Fourier Transform ...
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Vincenzo Zammuto, Maria Teresa Caccamo, Salvatore Magazù, Antonio Spanò, Salvatore Guglielmino and Concetta Gugliandolo
Spores from Bacillus horneckiae SBP3 (SBP3) of shallow hydrothermal vent origin have recently been reported to survive extreme conditions more often than their close phylogenetic relatives B. horneckiae DSM 23495T (BHO) and B. subtilis 168 (BSU) used in ...
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Najiyah Safwa Khashi?ie, Norihan Md Arifin, Ezad Hafidz Hafidzuddin and Nadihah Wahi
The present study emphasizes the combined effects of double stratification and buoyancy forces on nanofluid flow past a shrinking/stretching surface. A permeable sheet is used to give way for possible wall fluid suction while the magnetic field is impose...
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Jared A. Grauer and Matthew J. Boucher
System identification from measured flight test data was conducted using the X-56A aeroelastic demonstrator to identify a longitudinal flight dynamics model that included the short period, first symmetric wing bending, and first symmetric wing torsion mo...
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