Search Results - "Konyashkin, V."

Acoustic Resonance Spectroscopy of Piezoelectric Crystals under Non-Uniform Heating by Aloyan, G. A., Kovalenko, N. V., Grishchenko, I. V., Konyashkin, A. V., Ryabushkin, O. A.

“…The experimental results of a study of the equivalent temperature of quartz crystals in the presence of a controlled linear gradient of the thermodynamic…”
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Vector S-Parametric Analysis of Signal Phase Dynamic Radio Images by Shadinov, S. S., Kostin, M. S., Konyashkin, G. V., Korchagin, A. S., Romanovsky, M. Yu, Guseyn-zade, N. G.

“…A vector method for recording phase-dynamic radio images is proposed by forming and numerically analyzing the S -parametric scattering matrix of…”
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Study of the Influence of Ionic Conductivity on Optical Absorption Coefficient of Lithium Triborate Crystals Exposed to High-Intensity Continuous Laser Radiation by Grishchenko, I. V., Stirmanov, Yu. S., Konyashkin, A. V., Ryabushkin, O. A.

“…The results of study of the influence of ionic conductivity on the optical absorption coefficient of lithium triborate crystals exposed to continuous wave…”
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Equivalent temperature of nonlinear-optical crystals interacting with laser radiation by Ryabushkin, O. A., Myasnikov, D. V., Konyashkin, A. V., Tyrtyshnyy, V. A.

“…Temperature calibrated piezoelectric resonances of internal acoustic vibration modes of a nonlinear-optical crystal during its heating by high-power laser…”
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Prospects of the employment of synchrotron radiation in film electrostatic actuator technology by Dyatlov, V.L, Konyashkin, V.V, Potapov, B.S, Pyankov, Yu.A

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Impedance spectroscopy in laser calorimetry of nonlinear-optical crystals by Ryabushkin, O. A., Myasnikov, D. V., Konyashkin, A. V., Tyrtyshnyy, V. A., Vershinin, O. I., Nikitin, D. G., Surin, A. A.

“…Dependence of the nonlinear-optical crystal piezoelectric resonance frequencies on temperature was exploited for detailed investigation of crystal interaction…”
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Identification of eigenmodes of volume piezoelectric resonators in resonant ultrasound spectroscopy by Myasnikov, D. V., Konyashkin, A. V., Ryabushkin, O. A.

“…Eigenmodes of volume piezoelectric resonators used in resonant ultrasound spectroscopy (RUS) are considered. A novel method for the identification of these…”
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Crystal equivalent temperature concept for laser calorimetry and nonlinear optics by Ryabushkin, O. A., Konyashkin, A. V., Ulyanov, I. S.

“…Concept of equivalent temperature is proposed for precise temperature measurement of crystals and glasses in laser calorimetry and nonlinear optics…”
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Resonant acoustic calorimetry of the interaction of laser radiation with nonlinear-optical crystals by Konyashkin, A V, Doronkin, A V, Tyrtyshnyy, V A, Myasnikov, D V, Ryabushkin, O A

“…Resonant acoustic calorimetry technique gives the opportunity to measure the crystal temperature during linear and nonlinear interaction of the laser radiation…”
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A piezoelectric resonator for optical power measurement with radiation beam quality retaining by Tyrtyshnyy, V. A., Konyashkin, A. V., Ryabushkin, O. A.

“…A method for measuring the power of laser radiation in a wide range of wavelengths is introduced. The method is based on weak heating of an optically…”
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A radio-frequency impedance spectroscope for studying interaction of high-power laser radiation with crystals by Konyashkin, A. V., Doronkin, A. V., Tyrtyshnyi, V. A., Ryabushkin, O. A.

“…A radio-frequency impedance spectroscope for studying the interaction of high-power laser radiation with nonlinear optical crystals has been developed. It has…”
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Low absorption coefficient measurement of laser media exposed to high power laser radiation with transparent probe piezoelectric crystal by Korolkov, A. E., Ryabushkin, O. A., Konyashkin, A. V.

“…High power laser systems suffer from optical materials overheating by laser radiation. For optical absorptance testing laser calorimetry is widely used [1]…”
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Absorptance measurement of LBO crystals at high intensity levels of 1070 nm radiation using radiofrequency impedance spectroscopy by Grishchenko, I.V., Stirmanov, Yu.S., Konyashkin, A.V., Ryabushkin, O.A.

“…Piezoelectric resonance laser calorimetry was used for the determination of the optical absorption coefficients of LBO crystal in the 10 MW/cm 2 - 100 MW/cm 2…”
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Probe crystal as temperature sensor for piezoelectric resonance laser calorimetry by Korolkov, A. E., Ryabushkin, O. A., Konyashkin, A. V.

“…Development of high power laser systems is limited by the problem of optical materials overheating by laser radiation. For optical absorptance testing laser…”
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Piezoelectric periodically polled resonators for nonlinear-optical conversion of laser radiation by Ryabushkin, O. A., Konyashkin, A. V.

“…Dependence of the nonlinear-optical periodically poled lithium niobate (PPLN) crystal temperature on laser power in the course of laser frequency conversion…”
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Piezoelectric resonance laser calorimetry for an optical testing of crystal boules by Aloian, G.A., Kovalenko, N.V., Shebarshina, I.V., Konyashkin, A.V., Ryabushkin, O.A.

“…Radio-frequency impedance spectroscopy was applied for the investigation of the interaction of lithium triborate boules with laser radiation. A theoretical…”
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Kinetics of equivalent temperature of nonlinear-optical crystals by Ryabushkin, O. A., Myasnikov, D. V., Konyashkin, A. V., Vershinin, O. I.

“…Summary form only given. Conventional method for the precise determination of optical absorption coefficients of nonlinear-optical crystals is laser…”
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Equivalent temperature of nonlinear-optical crystals in process of laser frequency conversion by Ryabushkin, O. A., Konyashkin, A. V., Myasnikov, D. V., Tyrtyshnyy, V. A., Baranov, A. I.

“…Summary form only given. For more than fifty years numerous experimental and theoretical works give evidence of the crucial functional role of the…”
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Spectrometer based on MOEMS shutter array by Pizzi, M., Konyashkin, V., Busso, P., Zelezny, V., Vanek, P., Bursik, J., Hokr, M., Moilanen, V., Marbach, R.

“…In this work a MOEMS shutter array was developed to be a wavelength selective component inside the spectrometer. This paper presents the implemented…”
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Piezoelectric resonance spectroscopy of crystals in process of laser frequency conversion by Ryabushkin, O. A., Konyashkin, A. V., Myasnikov, D. V., Tyrtyshnyy, V. A.

“…Dependence of the poled nonlinear-optical lithium niobate (PPLN) crystal temperature on laser power in the course of laser frequency conversion was measured…”
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