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Xiu Xiao, Qunyi Wang, Bohan Yao, Linan Guo, Chuanqing Zhu, Cong Zhao, Ling Liu and Minyi Xu
Vibration sensing is of great significance in offshore engineering monitoring and safety detection. This paper presented a low-frequency vibration sensor (LV-TENG) based on a cantilever-beam-structured triboelectric nanogenerator, which can perform high-...
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Xuyang Liu, Jiayang Pang, Lei Li, Weiqiang Zhao, Yupeng Wang, Dandan Yan, Lingjiu Zhou and Zhengwei Wang
Because a pump-turbine mainly undertakes the role of energy conversion and pumped storage in the field of hydropower engineering, the complex transition process and frequent conversion between different working conditions lead to the increase in the stre...
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Qingyu Zhu, Qingkai Han, Jinguo Liu and Changshuai Yu
In this paper, a finite element model updating (FEMU) method is proposed based on the response surface model (RSM) and genetic algorithm (GA) to establish a high-precision finite element (FE) model of space station scientific experiment racks. First, the...
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Vamshi Kollipara, Samineni Peddakrishna
Pág. 242 - 257
Characteristic mode analysis (CMA) can be used in antenna designs to solve radiation problems. This review focuses on the existing development methodologies for circularly polarized (CP) antennas and their axial ratio bandwidth (ARBW) improvement using C...
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Junjun Cao, Rui Lin, Baoheng Yao, Chunhu Liu, Xiaochao Zhang and Lian Lian
Multifarious and continuous oceanographic observation data is of considerable significance to oceanographic research and military application. In this paper, a novel oceanographic observation method with dual-modal underwater vehicle able to switch betwe...
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Jixiang Song, Tao Wang, Weimin Chen, Shuangxi Guo and Dingbang Yan
The study of the Tuned Mass Damper (TMD) on Top Tensioned Risers (TTRs) through the application of numerical analysis is of great significance for marine engineering. However, to the best knowledge of the author, neither the in-field riser data nor the o...
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Suramaya Suci Kewal 10.21831/economia.v15i1.23226
Pág. 60 - 68
AbstractThis study examines the existence of adjustments in the speed of the company's capital structure to achieve an optimal capital structure in accordance with the dynamics of trade-off and other factors affecting the company's capital structure adju...
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Safaatur Rohmah
Pág. 98 - 103
Pasar rakyat merupakan salah satu indikator paling nyata kegiatan ekonomi di suatu wilayah. Permasalahan dalam penelitian ini adalah berapa Besar pengaruh modal berdagang, lokasi berdagang, jam kerja pedagang terhadap pendapatan pedagang di Pasar Juwana ...
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V.L. Shirokova, A.M.L. Enright, C.B. Kennedy, F.G. Ferris
Pág. 604 - 612
This investigation evaluates spatial relationships between summer (July) groundwater temperatures and Fe(II)/Fe(III) biogeochemical cycling over a five year period in a shallow pristine sand aquifer at Meilleurs Bay near Deep River, Ontario, Canada. A wa...
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samsul ma'arif
AbstrakPasar tradisional sampai sekarang masih menjadi pusat kegiatan ekonomi yangsangat penting bagi sebagian masyarakat di Indonesia. Di pasar, seseorang bisamendistribusikan produk-produk yang dihasilkannya untuk dijual, dengan kegiatantersebut para p...
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