Zobrazeno 1 - 10
of 960
pro vyhledávání: '"Optical antenna"'
Autor:
Viktoriia E. Babicheva
Publikováno v:
Nanomaterials, Vol 14, Iss 18, p 1539 (2024)
This work reports on a metasurface based on optical nanoantennas made of van der Waals material hexagonal boron nitride. The optical nanoantenna made of hyperbolic material was shown to support strong localized resonant modes stemming from the propag
Externí odkaz:
https://doaj.org/article/b2af3f759106492cb5075b247e90394e
Publikováno v:
Sensors, Vol 24, Iss 15, p 5005 (2024)
The objective of this article is to examine potential techniques for suppressing solar heat flow on the optical antenna of a laser communication sensor. Firstly, the characteristics of the geosynchronous Earth orbit’s (GEO) space radiation environm
Externí odkaz:
https://doaj.org/article/086c60b8b2d046f5b8c27cd64cb0302a
Publikováno v:
Science and Technology of Advanced Materials, Vol 23, Iss 1, Pp 424-433 (2022)
Owing to their high thermal and optical performances, carbon nanotube (CNT) films are used in various photo-thermo-electric (PTE) applications, such as terahertz (THz) sensing and energy harvesting. To improve the performance of PTE devices, a device
Externí odkaz:
https://doaj.org/article/18d0ea773c284520aa500adf27bfc507
Publikováno v:
Tongxin xuebao, Vol 43, Pp 157-166 (2022)
Aiming at the problems of space resource waste and error bit performance limitation caused by fixed optical antenna combination set used in traditional optical generalized spatial modulation (OGSM), an improved scheme based on low complexity adaptive
Externí odkaz:
https://doaj.org/article/4bd7957e76b6423ca44e79ae37b78b60
Autor:
Yifan Xin, Wenyuan Liao, Lei Yu, Pengfei Ma, Zheng Wang, Yibo Yang, Licheng Chen, Pengfei Wang, Yejin Zhang, Jiaoqing Pan
Publikováno v:
Photonics, Vol 11, Iss 1, p 81 (2024)
Antennas are important components in optical phased arrays. However, their far-field performance deteriorates when random phase noise is introduced because of fabricating errors. For the first time, we use a finite-difference time-domain solution to
Externí odkaz:
https://doaj.org/article/bd629b10b36d41c3b96d2474bdd87a12
Akademický článek
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Publikováno v:
IEEE Access, Vol 10, Pp 77498-77509 (2022)
Transistor laser can drive recent innovative technologies like optical antennas and rectennas. To this end, this semiconductor device requires an accurate electromagnetic model capable of determining the antenna characteristics like radiation pattern
Externí odkaz:
https://doaj.org/article/3501cf643e284e07b57f96d7eda3f98f
Publikováno v:
IEEE Photonics Journal, Vol 14, Iss 2, Pp 1-10 (2022)
We address the lens optimization and signal processing for array-based multiple-input multiple-output (MIMO) visible light communication, especially under link misalignment. We employ one concave lens and one convex lens to separate the lights from d
Externí odkaz:
https://doaj.org/article/f88c9124803a46d4af283e1cc8fe5204
Autor:
En-Ming You, Yiqin Chen, Jun Yi, Zhao-Dong Meng, Qian Chen, Song-Yuan Ding, Huigao Duan, Martin Moskovits, Zhong-Qun Tian
Publikováno v:
Opto-Electronic Advances, Vol 4, Iss 12, Pp 1-14 (2021)
Mid-infrared antennas (MIRAs) support highly-efficient optical resonance in the infrared, enabling multiple applications, such as surface-enhanced infrared absorption (SEIRA) spectroscopy and ultrasensitive mid-infrared detection. However, most MIRAs
Externí odkaz:
https://doaj.org/article/33d808d4158547b88cfc255b66cd81a0
Akademický článek
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