Search Results - "Mikhailov, D. A."

Surface-Emitting Quantum-Cascade Lasers with a Grating Formed by Focused Ion Beam Milling by Babichev, A. V., Mikhailov, D. A., Kolodeznyi, E. S., Gladyshev, A. G., Voznyuk, G. V., Mitrofanov, M. I., Denisov, D. V., Slipchenko, S. O., Lyutetskii, A. V., Dudelev, V. V., Evtikhiev, V. P., Karachinsky, L. Ya, Novikov, I. I., Sokolovskii, G. S., Pikhtin, N. A., Egorov, A. Yu

“…The results of studies of 7.5–8.0 μm range surface-emitting ring quantum-cascade lasers are presented. A second- order diffraction grating with a calculated…”
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Study of the Spatial Characteristics of Emission of Surface-Emitting Ring Quantum-Cascade Lasers by Babichev, A. V., Mikhailov, D. A., Chistyakov, D. V., Kolodeznyi, E. S., Gladyshev, A. G., Voznyuk, G. V., Mitrofanov, M. I., Denisov, D. V., Slipchenko, S. O., Lyutetskii, A. V., Dudelev, V. V., Evtikhiev, V. P., Karachinsky, L. Ya, Novikov, I. I., Pikhtin, N. A., Egorov, A. Yu, Sokolovskii, G. S.

“…The results of studies of ring quantum-cascade lasers with surface emission due to a second-order grating formed in the top cladding layers are presented…”
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Quantum-Cascade Laser with Radiation Emission through a Textured Layer by Babichev, A. V., Kolodeznyi, E. S., Gladyshev, A.G., Denisov, D. V., Voznyuk, G. V., Mitrofanov, M. I., Mikhailov, D. A., Chistyakov, D. V., Kuritsyn, D. I., Dudelev, V. V., Slipchenko, S. O., Lyutetskii, A. V., Evtikhiev, V. P., Karachinsky, L. Ya, Novikov, I. I., Morozov, S. V., Sokolovskii, G. S., Pikhtin, N. A., Egorov, A. Yu

“…The results of studying a ring surface-emitting quantum-cascade laser with radiation emission through a textured layer formed in the layers of the upper…”
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Metal–Dielectric Mirror Coatings for 4–5-μm Quantum-Cascade Lasers by Podgaetskii, K. A., Lobintsov, A. V., Danilov, A. I., Ivanov, A. V., Ladugin, M. A., Marmalyuk, A. A., Kuznetsov, E. V., Dyudelev, V. V., Mikhailov, D. A., Chistyakov, D. V., Babichev, A. V., Kognovitskaya, E. A., Lyutetskii, A. V., Slipchenko, S. O., Pikhtin, N. A., Gladyshev, A. G., Novikov, I. I., Karachinsky, L. Ya, Egorov, A. Yu, Sokolovskii, G. S.

“…We report the results of a comparison of metal–dielectric mirror coatings for mid-IR quantum-cascade lasers (QCLs). Samples of QCLs with Al 2 O 3 /Ti/Au and…”
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Dielectric Highly Reflective Mirror Coatings for 4–5 μm Quantum Cascade Lasers by Podgaetskii, K. A., Lobintsov, A. V., Danilov, A. I., Ivanov, A. V., Ladugin, M. A., Marmalyuk, A. A., Dyudelev, V. V., Mikhailov, D. A., Chistyakov, D. V., Babichev, A. V., Savchenko, G. M., Lyutetskii, A. V., Slipchenko, S. O., Pikhtin, N. A., Gladyshev, A. G., Novikov, I. I., Karachinskii, L. Ya, Egorov, A. Yu, Sokolovskii, G. S.

“…Dielectric mirrors for mid-IR quantum cascade lasers are calculated. Optimal dielectric materials are selected to minimize the absorption of laser radiation…”
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Spectral Dynamics of Quantum Cascade Lasers Generating Frequency Combs in the Long-Wavelength Infrared Range by Dudelev, V. V., Mikhailov, D. A., Babichev, A. V., Losev, S. N., Kognovitskaya, E. A., Lyutetskii, A. V., Slipchenko, S. O., Pikhtin, N. A., Gladyshev, A. G., Denisov, D. V., Novikov, I. I., Karachinsky, L. Ya, Kuchinskii, V. I., Egorov, A. Yu, Sokolovskii, G. S.

“…We have studied the spectral and dynamic characteristics of quantum cascade lasers emitting in the long-wavelength infrared range. It is shown that lasers with…”
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Estimation of the Influence of the Dispersion and Diffraction Properties of the Ionosphere on the Transionospheric Channel Bandwidth by Pashintsev, V. P., Peskov, M. V., Mikhailov, D. A., Kiselyov, N. V.

“…— A hardware and software complex for estimating the dispersion distortion bandwidth and fading coherence bandwidth in a satellite (transionospheric) radio…”
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Observation of Long Turn-On Delay in Pulsed Quantum Cascade Lasers by Cherotchenko, E. D., Dudelev, V. V., Mikhailov, D. A., Losev, S. N., Babichev, A. V., Gladyshev, A. G., Novikov, I. I., Lutetskiy, A. V., Veselov, D. A., Slipchenko, S. O., Pikhtin, N. A., Karachinsky, L. Ya, Denisov, D. V., Kuchinskii, V. I., Kognovitskaya, E. A., Egorov, A. Yu, Teissier, R., Baranov, A. N., Sokolovskii, G. S.

“…We present an experimental study of the turn-on delay in pulsed mid-infrared quantum cascade lasers. We report the unexpectedly long delay time depending on…”
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Photocatalytic Properties of the MgHPO4·3H2O and MgKPO4·6H2O Phosphates by Mikhailov, D. A., Lelet, M. I., Fukina, D. G., Lelet, Yu. N.

“…— Magnesium double phosphates, MgHPO 4 ·3H 2 O and MgKPO 4 ·6H 2 O, isostructural with the minerals newberyite and struvite-K have been synthesized in powder…”
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Heterostructures of Quantum-Cascade Lasers with Nonselective Overgrowth by Metalorganic Vapour Phase Epitaxy by Babichev, A. V., Gladyshev, A. G., Denisov, D. V., Dudelev, V. V., Mikhailov, D. A., Slipchenko, S. O., Lyutetskii, A. V., Karachinsky, L. Ya, Novikov, I. I., Andreev, A. Yu, Yarotskaya, I. V., Podgaetskii, K. A., Marmalyuk, A. A., Padalitsa, A. A., Ladugin, M. A., Pikhtin, N. A., Sokolovskii, G. S., Egorov, A. Yu

“…The possibility of fabrication of 4.6 μm spectral range quantum-cascade laser heterostructures by molecular-beam epitaxy technique with non-selective…”
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Radiation Resistance and Hydrolytic Stability of Y0.95Gd0.05PO4-Based Ceramics with the Xenotime Structure by Mikhailov, D. A., Potanina, E. A., Orlova, A. I., Nokhrin, A. V., Boldin, M. S., Belkin, O. A., Sakharov, N. V., Skuratov, V. A., Kirilkin, N. S., Chuvil’deev, V. N.

“…— The Y 0.95 Gd 0.05 PO 4 phosphate with the xenotime structure has been synthesized in powder form and as ceramics. Ceramics with a relative density of ~99%…”
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Complications in spinal tumor surgery (review of literature) by Zaborovskii, N. S., Ptashnikov, D. A., Mikhailov, D. A., Smekalenkov, O. A., Masevnin, S. V., Diusenov, D. O., Kazantsev, N. D.

“…Combined anterior and posterior approaches are required in spinal tumor surgery and considered highly invasive. Anatomical and physiological features of the…”
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Heterostructures of Quantum-Cascade Lasers Based on Composite Active Regions by Babichev, A. V., Gladyshev, A. G., Denisov, D. V., Dudelev, V. V., Mikhailov, D. A., Slipchenko, S. O., Lyutetskii, A. V., Karachinsky, L. Ya, Novikov, I. I., Andreev, A. Yu, Yarotskaya, I. V., Podgaetskiy, K. A., Marmalyuk, A. A., Padalitsa, A. A., Ladugin, M. A., Pikhtin, N. A., Sokolovskii, G. S., Egorov, A. Yu

“…The In 0.37 Al 0.63 As/In 0.65 Ga 0.35 As/In 0.53 Ga 0.47 As quantum-cascade lasers for 7–8 μm spectral range have been fabricated and studied. The use of a…”
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Modeling the deformation of RBMK graphite columns surrounding a damaged cell with a ruptured channel pipe taking aging into account by Tkachev, V. V., Mikhailov, D. A., Zheltukhin, K. K., Afanasiev, A. B., Tkacheva, N. V.

“…The results of modeling of the deformation of RBMK graphite columns surrounding a damaged cell with a rupture channel tube and analysis of the possibility of…”
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High-Power Quantum-Cascade Lasers Emitting in the 8-μm Wavelength Range by Babichev, A. V., Dudelev, V. V., Gladyshev, A. G., Mikhailov, D. A., Kurochkin, A. S., Kolodeznyi, E. S., Bougrov, V. E., Nevedomskiy, V. N., Karachinsky, L. Ya, Novikov, I. I., Denisov, D. V., Ionov, A. S., Slipchenko, S. O., Lutetskiy, A. V., Pikhtin, N. A., Sokolovskii, G. S., Egorov, A. Yu

“…Molecular beam epitaxy techniques were used to grow a quantum-cascade laser (QCL) heterostructure based on an In 0.53 Ga 0.47 As/Al 0.48 In 0.52 As heteropair…”
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Phosphate Ca1/4Sr1/4Zr2(PO4)3 of the NaZr2(PO4)3 structure type: Synthesis of a dense ceramic material and its radiation testing by Orlova, A.I., Volgutov, V.Yu, Mikhailov, D.A., Bykov, D.M., Skuratov, V.A., Chuvil’deev, V.N., Nokhrin, A.V., Boldin, M.S., Sakharov, N.V.

“…•High density ceramics with NZP structure were prepared by Spark Plasma Sintering.•Ceramic materials were irradiated in cyclotron by Xe ions with fluences…”
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Magnetic Separation Method for Isolating Rare-Earth Elements and Zirconium from Molten Salts by Alekseeva, L. S., Savinykh, D. O., Orlova, A. I., Kalenova, M. Yu, Koshcheev, A. M., Potanina, E. A., Sal’nikov, P. Yu, Mikhailov, D. A.

“…— The use of magnetic fields in nonaqueous spent nuclear fuel treatment processes involving molten salts opens up new possibilities for selective extraction of…”
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Fine-Grained Tungstates SrWO4 and NaNd(WO4)2 with the Scheelite Structure Prepared by Spark Plasma Sintering by Potanina, E. A., Orlova, A. I., Nokhrin, A. V., Mikhailov, D. A., Boldin, M. S., Sakharov, N. V., Belkin, O. A., Lantsev, E. A., Tokarev, M. G., Chuvil’deev, V. N.

“…Fine-grained SrWO 4 and NaNd(WO 4 ) 2 ceramics with the scheelite structure having high relative densities (99 and 95.8%), which can appear candidate matrices…”
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Generation of Frequency Combs by Quantum Cascade Lasers Emitting in the 8-μm Wavelength Range by Dudelev, V. V., Mikhailov, D. A., Babichev, A. V., Losev, S. N., Chistyakov, D. V., Kognovitskaya, E. A., Avrov, D. D., Slipchenko, S. O., Lyutetskii, A. V., Pikhtin, N. A., Gladyshev, A. G., Karachinsky, L. Ya, Novikov, I. I., Kuchinskii, V. I., Egorov, A. Yu, Sokolovskii, G. S.

“…We have studied the generation of frequency combs by quantum cascade lasers (QCLs) emitting in the 8-μm wavelength range. Results showed the presence of a…”
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Spine Tumor Epidemiology in Patients who Underwent Orthopaedic Surgery by Zaborovsky, N. S., Ptashnikov, D. A., Topuzov, E. E., Levchenko, E. V., Mikhailov, D. A., Natalenko, K. E.

“…Purpose of the study — to evaluate the frequency of spine tumors in patients who underwent orthopaedic treatment in a specialized hospital.Materials and…”
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