Zobrazeno 1 - 10
of 3 945
pro vyhledávání: '"phase-control"'
Autor:
Li Xi Ming, Zhao Yuan, Lu Ren Pan, Sun Xiao Feng, Yang Zhao, He Hai Dan, Liu Yan Hui, Du Guo Hong
Publikováno v:
Nanophotonics, Vol 13, Iss 24, Pp 4471-4481 (2024)
Flexible and diverse manipulation of electromagnetic (EM) waves in half space (reflection or transmission) has facilitated strong aspiration toward full-space wave control. However, it remains challenging to achieve independent amplitude and phase co
Externí odkaz:
https://doaj.org/article/a6b419d526d14d98bbaab00cedf4d6cf
Autor:
Syed Muhammad Amrr, M.S. Jamil Asghar
Publikováno v:
e-Prime: Advances in Electrical Engineering, Electronics and Energy, Vol 10, Iss , Pp 100767- (2024)
The thyristor-controlled reactors (TCR) are widely employed to regulate the power system voltage and improve stability. However, TCR injects higher-order harmonics in the line current. For instance, in conventional TCR configurations, the total harmo
Externí odkaz:
https://doaj.org/article/fd4df70f23254853b00fbdbd0c086671
Autor:
GUO Tuansheng
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 6, Pp 79-83 (2024)
Objective As the tram braking signal switching requires fully considering the distance between traffic intersections and the actual traffic flow, the specific control effect is hard to be guaranteed. Therefore, an intelligent control method for the t
Externí odkaz:
https://doaj.org/article/c313b7be69d24a01ae43e36d92b505ac
Autor:
Jing Yi Tee, Mark John, Wei Fu, Thathsara D. Maddumapatabandi, Fabio Bussolotti, Calvin Pei Yu Wong, Kuan Eng Johnson Goh
Publikováno v:
Advanced Physics Research, Vol 3, Iss 8, Pp n/a-n/a (2024)
Abstract The diverse morphologies of 2D transition metal dichalcogenides (2D TMDs) motivate their broad potential applications in the next generation of electronic, optical, and catalytic technologies. It is advantageous to develop controllable growt
Externí odkaz:
https://doaj.org/article/6f38a81719ff4872bc4f0ef3bc5de54c
Publikováno v:
In Applied Acoustics 1 March 2025 231
Autor:
Corentin Lechevalier, Claude-Alban Ranely-Verge-Depre, Ihsan Fsaifes, Rezki Becheker, Gerben Boer, Jean-Christophe Chanteloup
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 4, Pp 1-5 (2024)
We report on versatile orbital angular momentum beam generation through the association of a 61-channels coherent beam combining digital laser and a liquid-crystal q-plate. Particularly, high-order vortex beams that carry orbital angular momentum are
Externí odkaz:
https://doaj.org/article/e1672f895e43447fb15ec9c927d9b7d8
Publikováno v:
IEEE Open Journal of Antennas and Propagation, Vol 5, Iss 3, Pp 601-611 (2024)
Ensuring a low cross-polarization level (CPL) is imperative in the design of antennas with a low sidelobe level (SLL). This paper introduces an innovative approach for designing wideband, high-gain, low-sidelobe, and low-cross-polarization reflectarr
Externí odkaz:
https://doaj.org/article/c50c63a75c844dcb95e4be6c3235f0b5
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 1, Pp 1-6 (2024)
In this article, we experimentally presented a compact, packaged high-power coherent fiber laser array based on an internal phase sensing technique. In the experiment, a laser array with three beamlets was utilized for experimental presentation. The
Externí odkaz:
https://doaj.org/article/d49cf4b70fa54f329fd824fc2fb57de3
Publikováno v:
Frontier Materials & Technologies, Iss 3, Pp 53-60 (2023)
Resistance welding in large-scale manufacturing is carried out with a significant number of disturbances, the cumulative effect of which may exceed the capabilities of modern control equipment. Most resistance welding control systems used in industry
Externí odkaz:
https://doaj.org/article/08bcd9cc651d485c8f799b4a0317c098
Autor:
Gwang Hae Kim, Duk Kyung Kim
Publikováno v:
ICT Express, Vol 9, Iss 6, Pp 1133-1137 (2023)
The intelligent reflecting surface (IRS) technology can enhance coverage in wireless networks by detouring a blocked path, where the phases of its passive elements are controlled to reinforce reflected signals in the desired directions, as the massiv
Externí odkaz:
https://doaj.org/article/3a0140bc9da7419892433d33cf3ad60f