Výsledky vyhledávání - "D V Khudyakov"

Nonlinear optical absorption in thin halide perovskite films under femtosecond excitation at wavelengths of 1064 and 532 nm

Autor: D V Ganin, Pavel A. Troshin, Lubov A. Frolova, D V Khudyakov, A.D. Lyashedko, Anatoly S. Lobach

Publikováno v: Quantum Electronics. 51:211-216

The nonlinear optical responses of perovskite films CsPbI2Br, MAPbI3 + 1% PVC, MA0.15FA0.75Cs0.1PbI2.85Br0.15, and MA0.15FA0.75Cs0.1PbI3, irradiated by femtosecond laser pulses with wavelengths of 1064 and 532 nm, are investigated using z-scan measur

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::badc71c1fca21ab4aa1054ed5e14c870
https://doi.org/10.1070/qel17494

Zobrazit plný text záznamu

Thin films of MAPbI3 and MA0.15FA0.75Cs0.1PbI3 perovskites under femtosecond laser irradiation: nonlinear optical absorption and kinetics of photodegradation

Autor: D V Ganin, Anatoly S. Lobach, Lubov A. Frolova, Andrey D. Lyashedko, D V Khudyakov, Pavel A. Troshin

Publikováno v: Mendeleev Communications. 31:456-458

The thin MAPbI3 and MA0.15FA0.75Cs0.1PbI3 perovskite films have strong nonlinear absorption with coefficients of 443 ± 20 and 830 ± 50 cm GW–1, respectively, due to two-photon absorption at 1064 nm. The photochemical degradation of perovskite fil

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b6918a79a02abdf741e254c85ac43c5e
https://doi.org/10.1016/j.mencom.2021.07.006

Zobrazit plný text záznamu

Use of heavily doped germanosilicate fibres with a small core diameter in stretchers of ultrashort laser pulses at a wavelength of 1.03 μm

Autor: A.D. Lyashedko, A A Borodkin, S K Vartapetov, Mikhail E. Likhachev, D V Ganin, D V Khudyakov, M. Yu. Salganskii

Publikováno v: Quantum Electronics. 49:768-772

The use of a heavily doped germanosilicate fibre with a W-profile refractive index and small core diameter in stretchers of ultrashort laser pulses with their subsequent amplification and compression in all-fibre laser systems is considered. The appl

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::29c06651c0ad35ef849cb80715a6f1ce
https://doi.org/10.1070/qel16893

Zobrazit plný text záznamu

Optical nonlinear properties and dynamics of interband transitions in multilayer MoS2 structures under femtosecond excitation at a wavelength of 514 nm

Autor: Anatolii S Lobach, Danila Dmitrievich Mazin, A A Borodkin, Sergei K Vartapetov, D V Khudyakov

Publikováno v: Quantum Electronics. 48:124-128

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3d0bf8df1ae5dffc65a2577bbd5081b1
https://doi.org/10.1070/qel16581

Zobrazit plný text záznamu

Comparative analysis of nonlinear optical properties of single-layer graphene and few-layer graphene nanosheets

Autor: D V Khudyakov, Anatoly S. Lobach, Valery A. Kazakov, Nataliya G. Spitsyna

Publikováno v: Applied Physics B. 125

Nonlinear absorption of suspensions of graphene nanosheets with the number of layers from one to three was studied using the Z-scan method with femtosecond excitation at 1030 nm wavelength. A large modulation depth and lower saturation intensity of t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::341d3e1eac6383f353a6bdfa3555b630
https://doi.org/10.1007/s00340-019-7337-2

Zobrazit plný text záznamu

Optical nonlinear absorption of a few-layer MoS2 under green femtosecond excitation

Autor: Anatoly S. Lobach, A A Borodkin, S K Vartapetov, Danila D. Mazin, D V Khudyakov

Publikováno v: Applied Physics B. 125

The nonlinear optical absorption of aqueous suspension with a few-layer (4–5 layers) molybdenum disulfide (MoS2) was investigated by Z- and P-scan methods using second harmonic generation from Yb-doped femtosecond pulsed laser. Two regions with dif

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::82a5e0d1c3d26af8e3eba8d229466ccd
https://doi.org/10.1007/s00340-019-7167-2

Zobrazit plný text záznamu

Characteristics of structural changes in fused silica under the effect of femtosecond laser radiation in the heat accumulation regime

Autor: D. V. Khudyakov, M. A. Bukharin

Publikováno v: Bulletin of the Russian Academy of Sciences: Physics. 80:1248-1252

Structural changes induced in fused silica subjected to focused femtosecond laser radiation in the heat accumulation regime are studied. The spatial profile of the induced refractive index and the effect its amplitude has on such effects as the self-

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a4fa2fbf79d89d027ad1e4a61ab7bd2c
https://doi.org/10.3103/s1062873816100075

Zobrazit plný text záznamu

Vyhledávací nástroje:

Upřesnit hledání