Search Results - "Akhalkatsi, A M"
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1
NMR Spin-Echo Spectroscopy in Magnets Using Arbitrary Duration Radio-Frequency Pulses
Published in Journal of superconductivity and novel magnetism (01-04-2013)“…The work is devoted to the quantum-statistical investigation of echo-processes in magnets excited by a series of radio-frequency arbitrary duration pulses. The…”
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2
Timing and Spectral Diagrams of Magnetic Video-Pulse Excitation Influence on NMR Spin–Echo in Magnets
Published in Journal of superconductivity and novel magnetism (01-04-2013)“…NMR methods are successfully used in obtaining the microscopic information on the internal magnetic structure and dynamical processes in magnets. The important…”
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3
On the mechanism of formation of multiple echo in magnetic materials
Published in Physics of metals and metallography (01-10-2013)“…The nature of main components of the multiple echo-response in magnetic materials upon the action of two broad resonance pulses has been revealed. It has been…”
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4
Two-pulse stimulated echo in magnets
Published in Physics of metals and metallography (01-09-2012)“…Results obtained by experimentally studying two-pulse stimulated echo in ferromagnetic materials of two types are presented. Ferromagnetic Co and half-metal…”
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5
Multiple signals of nuclear spin echoes in ferromagnets excited by radio-frequency pulses of arbitrary duration
Published in Physics of metals and metallography (01-06-2011)“…Calculations have been performed of multiple signals of nuclear spin echoes excited in ferromagnets by two radio-frequency pulses whose duration can exceed the…”
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6
Magnetic video-pulse action on the nuclear spin echo in multidomain magnetic materials
Published in Physics of metals and metallography (01-04-2008)“…The dependences of the intensities of two-pulse and single-pulse echoes on the time of the application of the pulses of magnetostatic field (video pulses) and…”
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7
The nuclear spin-echo signals under combined action of magnetic field and RF pulses
Published in Applied magnetic resonance (01-12-1998)“…The effect of a pulse magnetic field on formation of the single-pulse echo signal in some magnetic materials has been studied. The signals of nuclear-spin echo…”
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8
On mechanisms of single-pulse echo formation in multidomain magnetic materials
Published in Physics letters. A (26-11-2001)“…Results of comparative study of single-pulse and two-pulse echo responses and their secondary signals in lithium ferrite speak in favor of the effectiveness of…”
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9
Generation of electromagnetic waves in the electron-positron plasma in the vicinity of a pulsar
Published in Astrophysics (01-07-2000)“…The problem of the efficiency of the ion-synchrotron maser proposed by Hoshino and Arons is analyzed in a linear approximation. A hot, relativistic,…”
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10
Two-pulse stimulated echo in magnets
Published 14-06-2012“…The results of experimental study of two-pulse stimulated echo in ferromagnets of two types are presented. Ferromagnet Co and half-metal Co MnSi 2, in which a…”
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11
Timing and Spectral Diagrams of Magnetic Video-Pulse Excitation Influence on NMR SpinaEcho in Magnets
Published in Journal of superconductivity and novel magnetism (01-04-2013)“…NMR methods are successfully used in obtaining the microscopic information on the internal magnetic structure and dynamical processes in magnets. The important…”
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Journal Article -
12
Formation mechanisms and relaxation of NMR spin-echo signals excited by two arbitrary duration radio-frequency pulses in magnets
Published 24-04-2012“…The work is devoted to the problem of multiple signals of nuclear spin echoes in magnets, excited by a series of radio-frequency (RF) arbitrary duration pulses…”
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13
Long-term memory and magnetoacoustic responses at excitation of magnetostrictive materials by RF pulses using pulsed NMR technique
Published in 2012 XVIIth International Seminar/Workshop on Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory - (DIPED) (01-09-2012)“…Different long-term acoustic memory and magnetoacoustic effects were observed in magnetostrictive materials at their inductive excitation by radiofrequency…”
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14
Investigation of multiple echo signals formation mechanism in magnet at excitation by two arbitrary radio-frequency pulses
Published 17-09-2010“…The quantum-mechanical calculations of intensities and time moments of appearance of multiple spin echo signals of excitation of nuclear spin system of magnet…”
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15
Peculiarities of timing and spectral diagrams of magnetic video-pulse excitation influence on NMR spin-echo in magnets
Published 26-04-2012“…We present the first systematic study of timing and spectral diagrams of magnetic video-pulse influence on the NMR two-pulse echo in a number of magnets…”
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16
Technology for production of carbon nanoparticles doped with magnetic clusters
Published in 2012 XVIIth International Seminar/Workshop on Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory - (DIPED) (01-09-2012)“…The original ethanol pyrolysis and chemical vapor deposition data speak on production of randomly distributed carbon nanoparticles aggregations doped with iron…”
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