Home
→
Browsing by Author

Browsing by Author "Ibragimov S."

Now showing items 1-20 of 23

A Component Expansion of the Temperature-Dependent Saturation Magnetization of a Ferrimagnetic Fraction of Rocks

Ibragimov S.; Yasonov P.; Denisov I. (1998)

A method proposed for the expansion into components of the temperature-dependent saturation magnetization Is(T) of rock samples containing several ferrimagnetic phases is based on the assumption of the additive summation ...
Application of thermomagnetic analysis to picroilmenite investigation

Ibragimov S.; Mishenin S. (2009)

Picroilmenite samples from five kimberlite pipes of the Yakutian kimberlite province have been studied. Point microprobe analyses of two mutually perpendicular profiles of each sample were carried out to study the compositional ...
Compositional heterogeneity of picroilmenite from the Zarnitsa pipe according to the data of thermomagnetic analysis

Ibragimov S.; Mishenin S.; Osin Y. (2014)

Thirty-nine samples of picroilmenites from seven boreholes drilled along the submeridional profile in the Zarnitsa pipe of the Yakut diamondiferous province are examined. Individual microprobe determinations are conducted ...
Dependence of the composition of the Zarnitsa pipe picroilmenites (Yakutia) on their formation conditions (from data of thermomagnetic studies)

Ibragimov S.; Mishenin S.; Osin Y. (2014)

A thermomagnetic analysis has been performed for 737 picroilmenite samples from the cores of eight boreholes in the N-S-striking drilling profile of the Zarnitsa kimberlite pipe in the Daldyn kimberlite field, Yakutia. ...
Deposition rate effect on microstructure and perpendicular magnetic anisotropy of iron films prepared by ion-beam-assisted deposition

Lyadov N.; Vagizov F.; Vakhitov I.; Gumarov A.; Ibragimov S.; Kuzina D.; Faizrakhmanov I.; Khaibullin R.; Shustov V. (2019)

© 2019 Elsevier Ltd Thin films of iron with different thickness (⁓40–300 nm) were deposited on quartz and silicon substrates by using ion beam assisted deposition (IBAD) technique. The influence of film thickness and ...
Effects of cation distribution and oxidation state on the electrical and magnetic properties of Ni1-xCuxFeMnO4

Parfenov V.; Roumaih K.; Manapov R.; Ibragimov S. (2003)

Ni1-xCuxFeMnO4 (x = 0-1) ferromanganites are prepared by solid-state reactions, and their structural, electrical, and magnetic properties were investigated. The results demonstrate that all of the synthesized materials are ...
Formation of anisotropic ferromagnetic response in rutile (TiO2) implanted with cobalt ions

Khaibullin R.; Ibragimov S.; Tagirov L.; Popok V.; Khaibullin I. (2007)

The (1 0 0)- and (0 0 1)-monocrystalline plates of rutile (TiO2) were implanted by 40 keV Co+ ions with fluences in wide range of 0.15-1.5 × 1017 ion/cm2 to study the development of ferromagnetism in the diamagnetic TiO2. ...
Geomagnetic field variations in central Europe over the last 12 000 years from Lake Naroch (Belarus) sediments

Nourgaliev D.; Borisov A.; Heller F.; Yasonov P.; Burov B.; Khasanov D.; Ibragimov S.; Chernova I. (2003)

Results of studying bottom deposits of Lake Naroch in Belarus are discussed. Six cores up to 5.88 m thick taken by a special corer that does not disturb the structure and integrity of sediments. All of the study cores ...
Geomagnetic secular variation through the last 3500 years as recorded by lake Aslikul sediments from eastern Europe (Russia)

Nurgaliev D.; Borisov A.; Heller F.; Burov B.; Jasonov P.; Khasanov D.; Ibragimov S. (1996)

A paleomagnetic record of geomagnetic secular variation during the last 3500 yr has been obtained from three lake sediment cores from lake Aslikul in the western Pre-Ural region (Russia). Pollen data provide a time-scale ...
High curie-temperature ferromagnetism in cobalt-implanted single-crystalline rutile

Khaibullin R.; Tagirov L.; Rameev B.; Ibragimov S.; Yildiz F.; Aktaş B. (2004)

The ion implantation technique has been used to fabricate a Co-rich layer in rutile: single-crystalline TiO2 substrates were heavily irradiated by Co+ ions with energy of 40 keV. The magnetic properties of as-prepared and ...
Homogenization of titanomagnetites with magnetite–ulvospinel exsolution structures according to the thermomagnetic data: Modeling and experiment

Ibragimov S.; Zakirov T. (2016)

© 2016, Pleiades Publishing, Ltd.A three-dimensional model describing the homogenization of titanomagnetites with magnetite–ulvospinel exsolution structures in the course of thermomagnetic analysis is presented. The ...
Ion beam synthesis and investigation of nanocomposite multiferroics based on barium titanate with 3d metal nanoparticles

Khalitov N.; Lyadov N.; Valeev V.; Khaibullin R.; Faizrakhmanov I.; Dulov E.; Tagirov L.; Ibragimov S.; Prikhodko K.; Roddatis V.; Maksutoglu M.; Kazan S.; Mikailzade F. (2013)

Samples of nanocomposite multiferroics have been synthesized by implantation of Co+, Fe+, and Ni+ ions with an energy of 40 keV into ferroelectric barium titanate plates to doses in the range (0.5-1.5) × 1017 ions/cm2. It ...
Late Permian magnetostratigraphy on the eastern Russian platform

Gialanella P.; Heller F.; Haag M.; Nurgaliev D.; Borisov A.; Burov B.; Jasonov P.; Khasanov D.; Ibragimov S.; Zharkov I. (1997)

The Late Permian is characterized palaeomagnetically by the transition from the long-lasting Permo-Carboniferous reversed polarity superchron (PCRS; also called: Kiaman reversed superchron) to the subsequent Permo-Triassic ...
Magnetic microstructure of strontium-substituted thulium ferromanganites Tm 0.65Sr 0.35Mn 1 - xFe xO 3 (x = 0.3-0.4)

Nig'matullina I.; Parfenov V.; Rodionov A.; Ibragimov S.; Eremina R. (2012)

The structural and magnetic properties of the Tm 0.65Sr 0.35Mn 1 - xFe xO 3 (x = 0.3-0.4) have been studied by methods of magnetic resonance and differential thermomagnetic analysis. A magnetic phase separation has been ...
Mössbauer spectra and magnetic properties of Tm0.65Sr 0.35Fe x Mn1 - X O3 (x = 0.3, 0.35, 0.4)

Parfenov V.; Pyataev A.; Nig'Matullina I.; Ibragimov S. (2013)

We report Mössbauer spectroscopy results for Tm0.65Sr 0.35Fe x Mn1 - x O3 (x = 0.3-0.4) at 300 and 80 K. Like in the case of lighter lanthanide ferromanganites, we observe phase separation of the magnetic sub- system: a ...
Petro- and paleomagnetic characteristics of the structural-material complexes of the diamond mining of the nyurbinskaya pipe (Middle Markha district, West Yakutia)

Konstantinov K.; Yakovlev A.; Antonova T.; Konstantinov I.; Ibragimov S.; Artemova E. (2017)

Modeling of physical and geological properties of a study object is an integral part of geological surveys at each stage. Without a model of physical and geological properties (PhGM) it is impossible to obtain a complete ...
Petro- and paleomagnetic studies of basalts of the upper devonian appainskaya suite (Western Yakutia)

Konstantinov K.; Tomshin M.; Ibragimov S.; Khuzin M.; Konstantinov I.; Yakovlev A.; Artemova E. (2016)

Introduction. One of the main tasks of paleomagnetic studies is to obtain a framework of reference poles for calculating the kinematic characteristics of lithospheric taxones as a basis for geodynamic reconstructions. Each ...
Study of the magnetic phase separation in the Eu0.65Sr0.35Mn1-xFexO3 ceramics by EPR and Mössbauer spectroscopy

Eremina R.; Nig'matullina I.; Parfenov V.; Ibragimov S.; Pyataev A.; Nazipov R. (2010)

The structural and magnetic properties of the Eu0.65Sr0.35Mn1-xFexO3 (x = 0.2-0.4) ceramics have been investigated using EPR, Mössbauer spectroscopy, and differential thermomagnetic analysis. A magnetic phase separation ...
Synthesis of functionally substituted benzaldehydes

Gazizov M.; Ivanova S.; Ibragimov S.; Khairullin R.; Karimova R.; Gazizova K.; Antipin I. (2017)

© 2017, Pleiades Publishing, Ltd. A new method of synthesis of functionally substituted benzaldehydes by catalytic debromometoxylation of dibromomethylarenes with benzaldehyde dimethyl acetal has been suggested. Anhydrous ...
The nature of the high values of the anisotropy of magnetic susceptibility of rock samples with polydomain ferromagnetics

Ibragimov S.; Chernova I.; Osin Y. (2009)

Samples of different rocks, which possess high values of the anisotropy of magnetic susceptibility, were studied by the magneto-mineralogical and optical methods and by microprobe analysis. It was established that for the ...

Now showing items 1-20 of 23

Search DSpace

Advanced Search

Browse

All of Kazan Federal University Digital Repository

Browsing by Author "Ibragimov S."

Browsing by Author "Ibragimov S."

Search DSpace

Browse

All of Kazan Federal University Digital Repository

My Account