Zobrazeno 1 - 10
of 15 905
pro vyhledávání: '"surface emitting laser"'
Autor:
Pavel E. Kopytov, Vladislav V. Andryushkin, Evgeniy V. Pirogov, Maxim S. Sobolev, Andrey V. Babichev, Yuri M. Shernyakov, Mikhail V. Maximov, Andrey V. Lyutetskiy, Nikita A. Pikhtin, Leonid Ya. Karachinsky, Innokenty I. Novikov, Sicong Tian, Anton Yu. Egorov
Publikováno v:
Naučno-tehničeskij Vestnik Informacionnyh Tehnologij, Mehaniki i Optiki, Vol 24, Iss 5, Pp 709-716 (2024)
The results of investigation of the gain properties of 1300 nm vertical-cavity surface-emitting lasers active regions based on In0.60Ga0.40As/In0.53Al0.20Ga0.27As superlattices and threshold characteristics comparison of superlattices and highly la
Externí odkaz:
https://doaj.org/article/32f389a449994c8fb8ab2680d4c25c36
Publikováno v:
Shanghai Jiaotong Daxue xuebao, Vol 58, Iss 4, Pp 438-448 (2024)
Aimed at the requirements of optically pumped magnetometer (OPM) for miniaturization, low power consumption and laser frequency stability, a wavelength locking control scheme for vertical-cavity surface-emitting laser is proposed. The proposed method
Externí odkaz:
https://doaj.org/article/3a46db6b066e44fdb8ef2eed465cdb4d
Publikováno v:
IEEE Access, Vol 12, Pp 181454-181461 (2024)
A system framework of wideband optical frequency comb (OFC) with coincident polarization is numerically analyzed based on a gain-switched vertical-cavity surface-emitting laser (VCSEL) subject to orthogonal optical injection. In the structure, the VC
Externí odkaz:
https://doaj.org/article/0bda2d88f69d42ee9dbc3e87aba75da9
Publikováno v:
IEEE Access, Vol 12, Pp 175525-175534 (2024)
To meet the increasing demand for higher data rates and energy-efficient optical communication networks, this study investigates the unique characteristics of directly modulated (DM) vertical-cavity surface-emitting laser (VCSEL)-based bandwidth/bitr
Externí odkaz:
https://doaj.org/article/c871d06d0c9c42c0a9058a537b6a1199
Publikováno v:
IEEE Access, Vol 12, Pp 28343-28352 (2024)
Circumventing the data rate bottleneck due to the bandwidth limitation of optical devices is an imperative for today’s fiber-optic communication systems. This paper investigates a two-stage laser driver consisting of a precoder and an encoder stage
Externí odkaz:
https://doaj.org/article/a087cf8501f04708a006d6bd3ac059cc
Publikováno v:
International Journal of Intelligent Computing and Cybernetics, 2023, Vol. 16, Issue 4, pp. 745-765.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/IJICC-02-2023-0034
Autor:
Wen-Chien Miao, Chia-Hsun Chang, Fu-He Hsiao, Yun-Han Chang, Jhih-Hao Huang, Huan-Teng Su, Chang-Yi Lin, Chun-Liang Lin, Chi-Wai Chow, Yu-Heng Hong, Yao-Wei Huang, Hao-Chung Kuo
Publikováno v:
Discover Nano, Vol 18, Iss 1, Pp 1-10 (2023)
Abstract Free-space optical communications hold promising advantages, including a large bandwidth, access to license-free spectrum, high data rates, quick and simple deployment, low power consumption, and relaxed quality requirements. Nevertheless, k
Externí odkaz:
https://doaj.org/article/1eb21daa8c1446cb8d2824b4d2aefa5b
Publikováno v:
Discover Nano, Vol 18, Iss 1, Pp 1-9 (2023)
Abstract Photonic-crystal surface-emitting lasers have many promising properties over traditional semiconductor lasers and are regarded as the next-generation laser sources. However, the minimum achievable lasing threshold of PCSELs is still several
Externí odkaz:
https://doaj.org/article/0125489fe5c946cb9544502afeac7d62
Autor:
Tao Yang, Yan-Hui Chen, Ya-Chao Wang, Wei Ou, Lei-Ying Ying, Yang Mei, Ai-Qin Tian, Jian-Ping Liu, Hao-Chung Guo, Bao-Ping Zhang
Publikováno v:
Nano-Micro Letters, Vol 15, Iss 1, Pp 1-11 (2023)
Highlights Continuous-wave green vertical-cavity surface-emitting lasers based on self-formed quantum dots were realized with the lowest threshold current density of 51.97 A cm−2. A short cavity (~4.0 λ, where λ is the wavelength in the media) wa
Externí odkaz:
https://doaj.org/article/c7c41ae2442c46309db895acaba5df68
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