Zobrazeno 1 - 10
of 216
pro vyhledávání: '"Jinkui Chu"'
Publikováno v:
Mathematics, Vol 12, Iss 2, p 249 (2024)
The buckling behavior of rectangular thin plates, which are supported at their four corner points with four edges free, is a matter of great concern in the field of plate and shell mechanics. Nevertheless, the complexities arising from the boundary c
Externí odkaz:
https://doaj.org/article/d9ff9017b2eb4f6d99f203dce5521729
Publikováno v:
Sensors, Vol 23, Iss 12, p 5594 (2023)
Since light propagation in water bodies is subject to absorption and scattering effects, underwater images using only conventional intensity cameras will suffer from low brightness, blurred images, and loss of details. In this paper, a deep fusion ne
Externí odkaz:
https://doaj.org/article/2899e4e53a2541f2acdab69978c08000
Publikováno v:
Applied Sciences, Vol 13, Iss 11, p 6771 (2023)
Aviation components play an important role in national defense and aviation development. Bolt connections are widely used in the assembly of aviation components, due to their simple structure and convenient disassembly. In addition to the impact of e
Externí odkaz:
https://doaj.org/article/581a123c696d4bd490a1d9f6941fa151
Publikováno v:
Nanomaterials, Vol 13, Iss 5, p 813 (2023)
Chiral metamaterials are extensively applied in the fields of photoelectric detection, biomedical diagnostics and micro-nano polarization imaging. Currently, single-layer chiral metamaterials are unfortunately limited by several issues, such as a wea
Externí odkaz:
https://doaj.org/article/e0f48c7e3ebe4666815ab957789e64c7
Publikováno v:
Proceedings of the Estonian Academy of Sciences, Vol 69, Iss 1, Pp 74-80 (2020)
To study the mechanism of periodic change of reflective rectangular metallic gratingsâ diffraction efficiencies, a dual secondary coherent light source array model was established based on the theory of Fabry-Pérot resonator. It was assumed that
Externí odkaz:
https://doaj.org/article/7eda3a7ac3f84259a44bf5dd058009dc
Publikováno v:
Machines, Vol 10, Iss 11, p 1028 (2022)
This paper proposes a brain-inspired navigation model based on absolute heading for the autonomous navigation of unmanned platforms. The proposed model combined the sand ant’s strategy of acquiring absolute heading from the sky environment and the
Externí odkaz:
https://doaj.org/article/91b8a8068aa848e9991e187c0702f5e3
Publikováno v:
Photonics, Vol 9, Iss 11, p 806 (2022)
Based on the navigation strategy of insects utilizing the polarized skylight, an integrated polarization sensor for autonomous navigation is presented. The polarization sensor is fabricated using the proposed nanoimprint photolithography (NIPL) proce
Externí odkaz:
https://doaj.org/article/0fb39fec38c3465cb848931b0dbb5b21
Publikováno v:
Sensors, Vol 19, Iss 16, p 3448 (2019)
A bio-inspired polarization sensor with lenses for navigation was evaluated in this study. Two new calibration methods are introduced, referred to as “central-symmetry calibration” (with an integrating sphere) and “noncontinuous calibration”.
Externí odkaz:
https://doaj.org/article/fa182d0c43c744c1a77194b258fbc100
Publikováno v:
Sensors, Vol 18, Iss 1, p 158 (2018)
This paper aims to develop a novel attitude determination system aided by polarization sensor. An improved heading angle function is derived using the perpendicular relationship between directions of E-vector of linearly polarized light and solar vec
Externí odkaz:
https://doaj.org/article/197df0759191464b907bfd6a26c4b3b3
Publikováno v:
Nanophotonics. 12:1137-1146
Wide field of view and polarization imaging capabilities are crucial for implementation of advanced imaging devices. However, there are still great challenges in the integration of such optical systems. Here, we report a bionic compound eye metasurfa