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Soviet Journal of Quantum Electronics最新文献

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FOUR-PASS YAG:ND LASER AMPLIFIER WITH COMPENSATION FOR ABERRATION AND POLARIZATION DISTORTIONS OF THE WAVEFRONT 具有波前像差和偏振畸变补偿的四通激光放大器
Soviet Journal of Quantum Electronics Pub Date : 1992-09-30 DOI: 10.1070/QE1992V022N09ABEH003601
N. Andreev, S. Kuznetsov, O. Palashov, G. Pasmanik, E. Khazanov
{"title":"FOUR-PASS YAG:ND LASER AMPLIFIER WITH COMPENSATION FOR ABERRATION AND POLARIZATION DISTORTIONS OF THE WAVEFRONT","authors":"N. Andreev, S. Kuznetsov, O. Palashov, G. Pasmanik, E. Khazanov","doi":"10.1070/QE1992V022N09ABEH003601","DOIUrl":"https://doi.org/10.1070/QE1992V022N09ABEH003601","url":null,"abstract":"Pulses having an energy of 1 J with an angular distribution width close to the diffraction limit were obtained at the exit of a four-pass amplifier operating at a repetition frequency of 20–25 Hz.","PeriodicalId":21878,"journal":{"name":"Soviet Journal of Quantum Electronics","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1992-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75830388","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 17
Theoretical basis of the method for reducing drift of the zero level of the output signal of a fiber-optic gyroscope with the aid of a Lyot depolarizer 利用Lyot去偏器减小光纤陀螺仪输出信号零电平漂移的理论基础
Soviet Journal of Quantum Electronics Pub Date : 1992-09-30 DOI: 10.1070/QE1992V022N09ABEH003609
É. I. Alekseev, E. Bazarov
{"title":"Theoretical basis of the method for reducing drift of the zero level of the output signal of a fiber-optic gyroscope with the aid of a Lyot depolarizer","authors":"É. I. Alekseev, E. Bazarov","doi":"10.1070/QE1992V022N09ABEH003609","DOIUrl":"https://doi.org/10.1070/QE1992V022N09ABEH003609","url":null,"abstract":"A theoretical justification is given of the widely used method of stabilization of the output signal from a fiber-optic gyroscope with a broad-band radiation source by a Lyot depolarizer. Different variants of including a depolarizer in such a gyroscope are considered and the role of the dichroism and birefringence induced in the gyroscope system is discussed.","PeriodicalId":21878,"journal":{"name":"Soviet Journal of Quantum Electronics","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1992-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80676849","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
CONTROL OF LASER RADIATION PARAMETERS: Spatial structure of radiation from a neodymium-glass four-wave feedback oscillator 激光辐射参数的控制:钕玻璃四波反馈振荡器辐射的空间结构
Soviet Journal of Quantum Electronics Pub Date : 1992-08-31 DOI: 10.1070/QE1992V022N08ABEH003580
A. Betin, A. Kirsanov
{"title":"CONTROL OF LASER RADIATION PARAMETERS: Spatial structure of radiation from a neodymium-glass four-wave feedback oscillator","authors":"A. Betin, A. Kirsanov","doi":"10.1070/QE1992V022N08ABEH003580","DOIUrl":"https://doi.org/10.1070/QE1992V022N08ABEH003580","url":null,"abstract":"A four-wave interaction with feedback was used in combination with a Faraday isolator to achieve unidirectional lasing in a neodymium glass. This improved greatly the transverse structure of the radiation and ensured a divergence close to the diffraction limit. The threshold value of the input energy was 12 mJ, the maximum reflection coefficient reached 25, and the maximum output energy was 0.5 J. A linear four-wave feedback resonator was proposed and investigated. In the strong discrimination region the transverse structure of the output radiation had a near-diffraction divergence. The threshold value of the input energy was then 16 mJ, the maximum reflection coefficient was 10, and the maximum output energy reached 0.4 J.","PeriodicalId":21878,"journal":{"name":"Soviet Journal of Quantum Electronics","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1992-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74354744","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
LASER APPLICATIONS AND OTHER TOPICS IN QUANTUM ELECTRONICS: Transient coherent Doppler-free spectroscopy of two-photon absorption in the presence of depolarizing collisions 激光在量子电子学中的应用与其他主题:在退偏振碰撞中双光子吸收的瞬态相干无多普勒光谱
Soviet Journal of Quantum Electronics Pub Date : 1992-08-31 DOI: 10.1070/QE1992V022N08ABEH003593
A. I. Alekseev, V. N. Beloborodov
{"title":"LASER APPLICATIONS AND OTHER TOPICS IN QUANTUM ELECTRONICS: Transient coherent Doppler-free spectroscopy of two-photon absorption in the presence of depolarizing collisions","authors":"A. I. Alekseev, V. N. Beloborodov","doi":"10.1070/QE1992V022N08ABEH003593","DOIUrl":"https://doi.org/10.1070/QE1992V022N08ABEH003593","url":null,"abstract":"A detailed analysis is made of transient coherent Doppler-free spectroscopy of two-photon absorption in an atomic gas. The hyperfine structure of the levels and elastic depolarizing collisions are allowed for. The analysis is used to develop a method for the determination of the time constant of relaxation of the multipole moments of atoms when such relaxation is due to radiative decay and collisions with a buffer gas. A way of determining the separation between the hyperfine structure components is demonstrated. It is shown that under conditions of excitation of the atoms the hyperfine structure of the levels can give rise to quantum beats of the density of a conjugate wave.","PeriodicalId":21878,"journal":{"name":"Soviet Journal of Quantum Electronics","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1992-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75032221","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
MULTIBEAM PROJECTION MICROINTERFEROMETER WITH AN IMAGE AMPLIFIER 带图像放大器的多光束投影微干涉仪
Soviet Journal of Quantum Electronics Pub Date : 1992-08-31 DOI: 10.1070/QE1992V022N08ABEH003589
A. M. Bakiev, S. Valiev, N. V. Kryazhev
{"title":"MULTIBEAM PROJECTION MICROINTERFEROMETER WITH AN IMAGE AMPLIFIER","authors":"A. M. Bakiev, S. Valiev, N. V. Kryazhev","doi":"10.1070/QE1992V022N08ABEH003589","DOIUrl":"https://doi.org/10.1070/QE1992V022N08ABEH003589","url":null,"abstract":"An experimental investigation was made of the principal properties of a multibeam projection microinterferometer with a copper-vapor image amplifier. The optical system and the operating principle of the microinterferometer are described. It is shown that the lower limit of the height of a microstructure which can be determined is less than 10 nm. If the edges of the microstructure are sharp, the upper limit can reach 5λ, where λ = 0.5782 μm is the wavelength of the radiation of the copper-vapor image amplifier.","PeriodicalId":21878,"journal":{"name":"Soviet Journal of Quantum Electronics","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1992-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"87530214","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Picosecond laser with discrete frequency tuning in the visible range utilizing stimulated Raman scattering with nonlinear mixing 利用非线性混合的受激拉曼散射在可见范围内进行离散频率调谐的皮秒激光器
Soviet Journal of Quantum Electronics Pub Date : 1992-08-31 DOI: 10.1070/QE1992V022N08ABEH003578
A. M. Bel’skiĭ, I. M. Gulis, V. Mikhailov, K. Saechnikov, V. A. Tsvirko
{"title":"Picosecond laser with discrete frequency tuning in the visible range utilizing stimulated Raman scattering with nonlinear mixing","authors":"A. M. Bel’skiĭ, I. M. Gulis, V. Mikhailov, K. Saechnikov, V. A. Tsvirko","doi":"10.1070/QE1992V022N08ABEH003578","DOIUrl":"https://doi.org/10.1070/QE1992V022N08ABEH003578","url":null,"abstract":"A YAG:Nd3+ laser emitting radiation at eight frequencies in the visible range has been developed. This continuously pumped passively mode-locked laser contained an intracavity LiIO3 crystal which served both as a Raman-active medium and as an element for nonlinear frequency mixing. Processes of stimulated Raman scattering with nonlinear mixing in an LiIO crystal were analyzed. It was established that the phonon mode having the E2 symmetry (ν = 824 cm−1) and the tilted polariton vibration having the A + E1 symmetry (ν ~ 650 cm−1) are actively involved in the emission process. Continuous frequency tuning could be achieved because of the angular dispersion of the tilted polaritons.","PeriodicalId":21878,"journal":{"name":"Soviet Journal of Quantum Electronics","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1992-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84855297","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Chaotic pulsations in a thin film of two-level atoms on an insulating substrate 绝缘衬底上两能级原子薄膜中的混沌脉动
Soviet Journal of Quantum Electronics Pub Date : 1992-08-31 DOI: 10.1070/QE1992V022N08ABEH003588
Y. Logvin, A. M. Samson
{"title":"Chaotic pulsations in a thin film of two-level atoms on an insulating substrate","authors":"Y. Logvin, A. M. Samson","doi":"10.1070/QE1992V022N08ABEH003588","DOIUrl":"https://doi.org/10.1070/QE1992V022N08ABEH003588","url":null,"abstract":"It is shown theoretically that the optical dynamics of a system comprising a thin film of two-level atoms deposited on an insulating substrate can undergo a transition to chaos via a sequence of period-doubling bifurcations. The chaotic nature of the pulsations is supported by calculations of the Lyapunov exponent.","PeriodicalId":21878,"journal":{"name":"Soviet Journal of Quantum Electronics","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1992-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"81496220","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
GEOMETRIC FEATURES OF A LASER RESONATOR CONSISTING OF MANY TILTED REFLECTING PLANES 由许多倾斜反射面组成的激光谐振器的几何特征
Soviet Journal of Quantum Electronics Pub Date : 1992-08-31 DOI: 10.1070/QE1992V022N08ABEH003592
A. Yurkin
{"title":"GEOMETRIC FEATURES OF A LASER RESONATOR CONSISTING OF MANY TILTED REFLECTING PLANES","authors":"A. Yurkin","doi":"10.1070/QE1992V022N08ABEH003592","DOIUrl":"https://doi.org/10.1070/QE1992V022N08ABEH003592","url":null,"abstract":"An analysis of an equivalent system of a resonator consisting of many tilted reflecting planes is used to calculate the distribution of the energy in the output beam. The results show that the divergence can be reduced by ensuring that the tilts of the exit and totally reflecting mirrors are small. A new type of a resonant reflector is described.","PeriodicalId":21878,"journal":{"name":"Soviet Journal of Quantum Electronics","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1992-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74889118","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
CONTROL OF LASER RADIATION PARAMETERS: Q switching of a YAG:Nd3+ laser by LiF:F2- crystals in a linear three-mirror resonator 激光辐射参数的控制:利用LiF:F2-晶体在线性三镜腔中实现YAG:Nd3+激光器的Q开关
Soviet Journal of Quantum Electronics Pub Date : 1992-08-31 DOI: 10.1070/QE1992V022N08ABEH003579
T. Basiev, A. N. Kravets, S. Mirov, A. Fedin
{"title":"CONTROL OF LASER RADIATION PARAMETERS: Q switching of a YAG:Nd3+ laser by LiF:F2- crystals in a linear three-mirror resonator","authors":"T. Basiev, A. N. Kravets, S. Mirov, A. Fedin","doi":"10.1070/QE1992V022N08ABEH003579","DOIUrl":"https://doi.org/10.1070/QE1992V022N08ABEH003579","url":null,"abstract":"Single-mode radiation in the form of separate trains of pulses of 2.3-J energy, 5-ms duration, and an average power of 114 W was generated for the first time. The trains consisted of equidistant pulses with a peak power of 817 kW, a 140-ns duration, and a 250-μs pulse-repetition period. The time and energy parameters of the radiation could be varied within wide ranges by changing the electrical pump power.","PeriodicalId":21878,"journal":{"name":"Soviet Journal of Quantum Electronics","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1992-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79799520","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Nondegenerate two-wave interaction in a barium sodium niobate crystal 铌酸钡钠晶体中的非简并双波相互作用
Soviet Journal of Quantum Electronics Pub Date : 1992-08-31 DOI: 10.1070/QE1992V022N08ABEH003583
B. Zel'dovich, N. Kundikova, I. Naumova
{"title":"Nondegenerate two-wave interaction in a barium sodium niobate crystal","authors":"B. Zel'dovich, N. Kundikova, I. Naumova","doi":"10.1070/QE1992V022N08ABEH003583","DOIUrl":"https://doi.org/10.1070/QE1992V022N08ABEH003583","url":null,"abstract":"An experimental investigation was made of the formation of a static hologram by difference-frequency beams (Ω = ω1 – ω2 = 2π 50 Hz) in an alternating external field E0 cos(Ωt) in an undoped Ba2NaNb5O15 crystal at λ = 0.63 μm (He–Ne laser). The dependence of the diffraction efficiency on the spatial frequency of the grating was studied. A qualitative agreement was achieved with theoretical results allowing for the influence of a secondary grating.","PeriodicalId":21878,"journal":{"name":"Soviet Journal of Quantum Electronics","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"1992-08-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"76834376","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
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