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Wei Yu, Binghai Lv and Julong Yuan
Silicon nitride ceramic balls are the key basic components of bearings in major equipment. Their key performance indices are accuracy and batch consistency. A grinding method with the most appropriate comprehensive performance is the basis and guarantee ...
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Marco Centorbi, Giovanni Fiorilli, Giulia Di Martino, Andrea Buonsenso, Gabriele Medri, Carlo della Valle, Nicolina Vendemiati, Enzo Iuliano, Giuseppe Calcagno and Alessandra di Cagno
The aim of the study was to assess the effects of 8 weeks of resistance training using a flywheel device applied to upper limbs, compared to traditional isotonic training, on strength and shot precision in tennis. Twenty-seven elite senior tennis players...
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Alfredo Morales, Oscar Piamba and Jhon Olaya
We report the results of the influence of the acetylene and oxygen gas pressure on the wear resistance of aluminum?bronze coatings deposited on naval brass substrate by means of the thermal (flame) deposition process. The coatings were characterized by m...
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Hongjun Ni, Jiaqiao Zhang, Shuaishuai Lv, Xingxing Wang, Yu Zhu and Tao Gu
As an industrial solid waste, the original aluminum ash (OAA) will cause serious pollution to the air and soil. How to reuse the OAA has been a research difficulty. Thus, a method of preparing a plasma spray powder using OAA is proposed. The OAA was hydr...
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Jun Wang, Junhong Zhang, Liang Ma and Yangyang Yu
Magnetorheological damper (MRD), a semi-active control device, has the stability of the passive control device and the adaptive ability of the active control device. It is considered to be an ideal replacement for the squeeze film damper (SFD) and has be...
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