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This article is cited in 1 scientific paper (total in 1 paper)
Brief Communications
Low-loss fiber-optical directional couplers
M. I. Belovolov, E. M. Dianov, A. V. Luchnikov, A. M. Prokhorov P. N. Lebedev Physical Institute, the USSR Academy of Sciences, Moscow
Abstract:
A method was developed for the fabrication of directional couplers for multimode quartz glass fiber waveguides. These couplers were made by electric-arc welding without preliminary etching away of the cladding. Couplers with branching into two or three channels were characterized by average additional losses of 1.4 and 2.5 dB, respectively. The return-channel isolation of 50-60 dB was evidence of a high directionality of these couplers. The mode composition of the radiation was also determined.
Received: 20.12.1979
Citation:
M. I. Belovolov, E. M. Dianov, A. V. Luchnikov, A. M. Prokhorov, “Low-loss fiber-optical directional couplers”, Kvantovaya Elektronika, 7:7 (1980), 1578–1580 [Sov J Quantum Electron, 10:7 (1980), 911–912]
Linking options:
https://www.mathnet.ru/eng/qe10464 https://www.mathnet.ru/eng/qe/v7/i7/p1578
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Abstract page: | 249 | Full-text PDF : | 104 |
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