Umnikov A - Search Results

1

Cladding-pumped laser and amplifier for E- and S-bands based on multimode bismuth-doped graded-index fibers: toward "watt-level" output power.

Vakhrushev A, Umnikov A, Dostovalov A, Riumkin K, Alyshev S, Firstova E, Khegai A, Melkumov M, Babin S, Firstov S. Vakhrushev A, et al. Among authors: umnikov a. Opt Lett. 2024 Apr 1;49(7):1828-1831. doi: 10.1364/OL.514236. Opt Lett. 2024. PMID: 38560875

2

Cladding-pumped bismuth-doped fiber laser.

Firstov S, Umnikov A, Kharakhordin A, Vakhrushev A, Firstova E, Alyshev S, Khegai A, Riumkin K, Ososkov Y, Guryanov A, Melkumov M. Firstov S, et al. Among authors: umnikov a. Opt Lett. 2022 Feb 15;47(4):778-781. doi: 10.1364/OL.448771. Opt Lett. 2022. PMID: 35167523

3

Cladding pumped bismuth-doped fiber amplifiers operating in O-, E-, and S-telecom bands.

Vakhrushev A, Khegai A, Alyshev S, Riumkin K, Kharakhordin A, Firstova E, Umnikov A, Lobanov A, Afanasiev F, Guryanov A, Melkumov M, Firstov S. Vakhrushev A, et al. Among authors: umnikov a. Opt Lett. 2023 Mar 15;48(6):1339-1342. doi: 10.1364/OL.482873. Opt Lett. 2023. PMID: 36946922

4

Excited-state absorption in various bismuth-doped fibers.

Riumkin KE, Melkumov MA, Varfolomeev IA, Shubin AV, Bufetov IA, Firstov SV, Khopin VF, Umnikov AA, Guryanov AN, Dianov EM. Riumkin KE, et al. Among authors: umnikov aa. Opt Lett. 2014 Apr 15;39(8):2503-6. doi: 10.1364/OL.39.002503. Opt Lett. 2014. PMID: 24979029

5

W-type and Graded-index bismuth-doped fibers for efficient lasers and amplifiers operating in E-band.

Vakhrushev AS, Umnikov AA, Lobanov AS, Firstova EG, Evlampieva EB, Riumkin KE, Alyshev AV, Khegai AM, Guryanov AN, Iskhakova LD, Melkumov MA, Firstov SV. Vakhrushev AS, et al. Among authors: umnikov aa. Opt Express. 2022 Jan 17;30(2):1490-1498. doi: 10.1364/OE.444360. Opt Express. 2022. PMID: 35209307 Free article.

6

Bismuth-doped-glass optical fibers--a new active medium for lasers and amplifiers.

Dvoyrin VV, Mashinsky VM, Bulatov LI, Bufetov IA, Shubin AV, Melkumov MA, Kustov EF, Dianov EM, Umnikov AA, Khopin VF, Yashkov MV, Guryanov AN. Dvoyrin VV, et al. Among authors: umnikov aa. Opt Lett. 2006 Oct 15;31(20):2966-8. doi: 10.1364/ol.31.002966. Opt Lett. 2006. PMID: 17001368

7

1120 nm diode-pumped Bi-doped fiber amplifier.

Thipparapu NK, Jain S, Umnikov AA, Barua P, Sahu JK. Thipparapu NK, et al. Among authors: umnikov aa. Opt Lett. 2015 May 15;40(10):2441-4. doi: 10.1364/OL.40.002441. Opt Lett. 2015. PMID: 26393760

8

40 dB gain all fiber bismuth-doped amplifier operating in the O-band.

Thipparapu NK, Wang Y, Umnikov AA, Barua P, Richardson DJ, Sahu JK. Thipparapu NK, et al. Among authors: umnikov aa. Opt Lett. 2019 May 1;44(9):2248-2251. doi: 10.1364/OL.44.002248. Opt Lett. 2019. PMID: 31042195

9

Bismuth-doped all-fiber mode-locked laser operating at 1340 nm.

Thipparapu NK, Guo C, Umnikov AA, Barua P, Taranta A, Sahu JK. Thipparapu NK, et al. Among authors: umnikov aa. Opt Lett. 2017 Dec 15;42(24):5102-5105. doi: 10.1364/OL.42.005102. Opt Lett. 2017. PMID: 29240147

10

Bi-doped fiber amplifier with a flat gain of 25 dB operating in the wavelength band 1320-1360 nm.

Thipparapu NK, Umnikov AA, Barua P, Sahu JK. Thipparapu NK, et al. Among authors: umnikov aa. Opt Lett. 2016 Apr 1;41(7):1518-21. doi: 10.1364/OL.41.001518. Opt Lett. 2016. PMID: 27192276

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