Zobrazeno 1 - 10
of 123
pro vyhledávání: '"Yuhai Li"'
Publikováno v:
Journal of Low Frequency Noise, Vibration and Active Control, Vol 43 (2024)
Free-play-induced nonlinear dynamic behavior has been one of the most important topics of aeroelastic research in recent decades. In this paper, the describing function (DF) method is developed to investigate the complex dynamic response of a popular
Externí odkaz:
https://doaj.org/article/12ebbf14b9024a04922e35b4f89e1161
Publikováno v:
Agronomy, Vol 14, Iss 9, p 1879 (2024)
Rapid and accurate diagnosis of rice diseases can prevent large-scale outbreaks and reduce pesticide overuse, thereby ensuring rice yield and quality. Existing research typically focuses on a limited number of rice diseases, which makes these studies
Externí odkaz:
https://doaj.org/article/cfddf4d9df594dafa33c138e31bf932e
Publikováno v:
Sensors, Vol 24, Iss 14, p 4562 (2024)
Communication signal reconstruction technology represents a critical area of research within communication countermeasures and signal processing. Considering traditional OFDM signal reconstruction methods’ intricacy and suboptimal reconstruction pe
Externí odkaz:
https://doaj.org/article/5a7fa7323e1c48718cb5cf97f7e8a020
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-19 (2023)
Abstract Automatic modulation recognition (AMR) is a critical technology in spatial cognitive radio (SCR), and building high-performance AMR model can achieve high classification accuracy of signals. AMR is a classification problem essentially, and d
Externí odkaz:
https://doaj.org/article/232e163ed981421da2d4c3983fe8c8b2
Publikováno v:
Sensors, Vol 24, Iss 11, p 3467 (2024)
This article proposes a novel fixed-frequency beam scanning leakage antenna based on a liquid crystal metamaterial (LCM) and adopting a metal column embedded microstrip line (MCML) transmission structure. Based on the microstrip line (ML) transmissio
Externí odkaz:
https://doaj.org/article/102d72e3fd47441e87120d2f843c16e1
Autor:
Xinxiang Miao, Guorui Zhou, Jiaxuan Chen, Qihua Zhu, Yuhai Li, Xiaodong Jiang, Haibing Lv, Caizhen Yao, Yilan Jiang, Longfei Niu, Siheng Xiang
Publikováno v:
Frontiers in Physics, Vol 11 (2023)
Introduction: Based on microfibers with sol–gel film, this study focuses on developing an organic contaminant sensing device to monitor airborne organic contamination in high-power laser facilities.Methods: The device heightened the sensitivity to
Externí odkaz:
https://doaj.org/article/52d55db771bc40b0a9fc230019cc5103
Publikováno v:
Sensors, Vol 23, Iss 20, p 8608 (2023)
The human visual attention system plays an important role in infrared target recognition because it can quickly and accurately recognize infrared small targets and has good scene adaptability. This paper proposes an infrared small target detection me
Externí odkaz:
https://doaj.org/article/16c02853e76c48c1ac857b1404c373d9
Publikováno v:
Aerospace, Vol 10, Iss 5, p 434 (2023)
In this study, an experimental investigation is performed on a scaled, all-movable horizontal tail to study the aeroelastic behaviors induced by multiple free-plays. The dynamic response in wind tunnel tests is measured by strain gauges, an accelerom
Externí odkaz:
https://doaj.org/article/7980deb984e948d3bc54f96fd3b76b31
Autor:
Wuyue Wang, Yu Yu, Zhenxu Bai, Yunfei Li, Gong Wang, Kai Li, Changyu Song, Zhiyong Wang, Sensen Li, Yuhai Li, Tongyu Liu, Xiusheng Yan, Yulei Wang, Zhiwei Lu
Publikováno v:
Frontiers in Physics, Vol 10 (2022)
In this work we detail the design of a novel, hybrid waveguide structure which enables independent control of phonon modes and optomechanical driving forces, thereby yielding customizable Brillouin coupling over a very broad bandwidth. The Brillouin
Externí odkaz:
https://doaj.org/article/9d82b01ae52b47389f2e58fd44e9952e
Publikováno v:
Journal of Orthopaedic Translation, Vol 22, Iss , Pp 2-6 (2020)
Background: Bisphosphonates (BPs) are known as a group of well-established drugs which are clinically used in metabolic bone disorder-related therapies. Recently increasing interests are focused on the application of BPs in the biodegradable Mg-based
Externí odkaz:
https://doaj.org/article/4dfd3bd497d14048929288d819c91bc0