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2.
The effect of 57Fe hyperfine interaction radiofrequency (rf) modulation by external rotating magnetic field was studied in thin Permalloy foil by means of Mössbauer spectroscopy. The rf effect was investigated as a function of intensity for several rf field frequencies. The experiments show that the external rotating rf field causes considerable changes in the hyperfine pattern. The obtained spectra are in disagreement with those obtained by Perlow [Phys. Rev. 172 (1968) 319]. They also are inconsistent with magnetostriction hypothesis. Proceeding from the Mössbauer spectrum analysis one may conclude that the magnetization of investigated foil changes its direction in a complex manner. However, the undertaken experiments show that the essential number of Mössbauer nuclei experience the rotating magnetic field influence. 相似文献
3.
N. D. Kundikova V. G. Nikolaev N. R. Sadykov M. O. Sadykova 《Optics and Spectroscopy》2004,96(2):281-284
The Magnus effect in multimode fibers with triangular and parabolic refractive index profiles (RIPs) is simulated in the geometrical optics approximation. The calculations confirm the linear relation between the angle of rotation Δ? and the fiber length z. The results of calculations for a spiral path with constant radius are compared with the analytical solution obtained. For a fiber with a parabolic RIP, the value of Δ? obtained in this work is one-half the result obtained in the wave approach. 相似文献
4.
E. K. Sadykov V. V. Arinin G. I. Petrov A. V. Pyataev F. G. Vagizov O. A. Kocharovskaya 《Hyperfine Interactions》2006,167(1-3):893-896
The role of quantum interference (QI) in spectra of the resonant Mössbauer scattering is investigated. As a mechanism ensuring the QI conditions, the radio-frequency (RF) mixing of the spin sublevels of the excited nuclear state is considered. It is shown that QI leads to a significant intensity redistribution of the elastic and Raman scattering. 相似文献
5.
N. R. Sadykov 《Optics and Spectroscopy》2004,97(2):305-307
Maxwell’s equations in the Majorana representation are generalized to the case of a chiral medium. A relation between the dynamic variables and the parameters of a chiral medium is found. An expression for the current density 4-vector is obtained for the medium under consideration. 相似文献
6.
R. F. Mamin S. A. Migachev M. F. Sadykov I. V. Lunev V. V. Izotov Yu. A. Gusev 《JETP Letters》2003,78(11):718-721
The action of illumination on the conducting and dielectric properties of lead magnoniobate was investigated. The photostimulated currents were examined and the spectral dependence of photoconductivity in the region of diffuse phase transition was obtained. It was found that the illumination affects the dielectric properties and that its action is memorized at temperatures below room temperature. The role of defect states in the formation of relaxor properties is discussed on the basis of the obtained data. 相似文献
7.
B. B. Sadykov N. V. Volynskova Sh. S. Namazov B. M. Beglov 《Russian Journal of Applied Chemistry》2007,80(11):1955-1958
The necessity of using sulfur-containig fertilizers in agricultural production is evidenced. By neutralizaation with gaseous
amonia of a mixture of extractive phosphoric and sulfuric acids the ammonium sulfatophosphates are produced, containing nitrogen,
phosphorus and sulfur in various ratio. The regimes for producing them are described and material flows in the industrial
manufacturing are given. 相似文献
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9.
Rakhimkhanov Z. B. Sadykov A. S. Ismailov A. I. Karimdzhanov A. K. 《Chemistry of Natural Compounds》1970,6(1):124-124
Chemistry of Natural Compounds - 相似文献
10.