Kazan state Federal University E-Archive :: Browsing by Author "Malkin B."

Holmium iron borate: High-resolution spectroscopy and crystal-field parameters

Erofeev D.; Chukalina E.; Popova M.; Malkin B.; Bezmaternykh L.; Gudim I. (2017)

© The Authors, published by EDP Sciences. High-resolution transmission spectra of HoFe3(BO3)4 single crystals were measured in broad spectral (5000-23000 cm -1 ) and temperature (1.7-300 K) ranges. Crystal-field energies ...

Holmium iron borate: High-resolution spectroscopy and crystal-field parameters

Erofeev D.; Chukalina E.; Popova M.; Malkin B.; Bezmaternykh L.; Gudim I. (2016)

© The Authors, published by EDP Sciences.High-resolution transmission spectra of HoFe3(BO3)4 single crystals were measured in broad spectral (5000-23000 cm-1) and temperature (1.7-300 K) ranges. Crystal-field energies of ...

Hyperfine interactions of Ho3 + ions in KY 3F 10: Electron paramagnetic resonance and optical spectroscopy studies

Pytalev D.; Chukalina E.; Popova M.; Shakurov G.; Malkin B.; Korableva S. (2012)

We use high-frequency electron paramagnetic resonance (EPR) and high-resolution optical Fourier spectroscopies to characterize hyperfine interactions of the impurity Ho3 + ions in KY 3F 10 crystals. Well-resolved hyperfine ...

Hyperfine structure of submillimeter EPR spectra of non-kramers lanthanide ions in crystals

Shakurov G.; Tarasov V.; Malkin B.; Iskhakova A.; Kasatkina L.; Heber J.; Altwein M. (1998)

The hyperfme structures of submillimeter EPR spectra of CsCdBr3:Tm3+ and CaF2:Dy2+ single crystals have been resolved and analyzed. The crystal field parameters and the magnetic hyperfine constants are obtained from fitting ...

Induced magnetostriction and electron-phonon interaction in crystals of the complex fluorides KR3F10 (R=Ho, Dy)

Vinokurov A.; Malkin B.; Stolov A. (1996)

The longitudinal magnetostriction of single crystal KHo3F10 and KDy3F10 has been measured at 4.2 K in an external magnetic field of up to 40 kOe along the principal crystallographic directions of the cubic lattice. The ...

Infrared study of lattice and magnetic dynamics in a spin-chain compound Gd2 BaNiO5

Klimin S.; Kuzmenko A.; Popova M.; Malkin B.; Telegina I. (2010)

We present infrared spectra of Gd2 BaNiO5, which is isostructural to a prototype S=1 Haldane compound Y2 BaNiO 5 containing Ni2⊃+ chains, in the spectral range 2 meV-0.55 eV. Unlike Y2 BaNiO5, the studied compound contains ...

Investigating the magnetic structure and anisotropic Pr-Fe exchange interaction in a PrFe3(BO3)4 single crystal by optical spectroscopy

Stanislavchuk T.; Popova M.; Malkin B.; Bezmaternykh L. (2010)

Optical spectroscopy was used to obtain information on the energy and symmetry of the crystal-field (CF) levels within the 4f 2 configuration of Pr3+ in PrFe3(BO3) 4, along with changes in the frequencies and intensities ...

Isotopic disorder effect in the infrared reflection spectra of 6Lix 7Li1-xY F4 single crystals

Vinogradov E.; Yakovlev V.; Novikova N.; Popova M.; Saikin S.; Malkin B. (2007)

Polarized infrared reflection spectra of LiY F4 single crystals with different compositions of 7Li and 6Li isotopes were measured and analysed using the model of independent oscillators. Lattice dynamics calculations were ...

Isotopic disorder in Ge single crystals probed with 73Ge NMR

Verkhovskii S.; Yakubovsky A.; Malkin B.; Saikin S.; Cardona M.; Trokiner A.; Ozhogin V. (2003)

NMR spectra of 73Ge (nuclear spin I=9/2) in germanium single crystals with different isotopic compositions have been measured at the frequency of 17.4 MHz at room temperature. Due to the small concentration (∼0.1%) of the ...

Laser-polarimetric measurements of magnetic ac-susceptibility in LiYF 4: Ho3+ crystals

Barbara B.; Zapasskii V.; Kozlov G.; Malkin B.; Vanyunin M.; Reǐterov V. (2008)

Laser-polarimetric technique with the shot-noise-limited polarimetric sensitivity is used to study magnetic ac-susceptibility in holmium doped LiYF4 crystals in the range of Zeeman energies comparable with that of the ...

Lattice vibrations of α′-NaV2O5

Popova M.; Sushkov A.; Golubchik S.; Mavrin B.; Denisov V.; Malkin B.; Iskhakova A.; Isobe M.; Ueda Y. (1999)

We have measured far infrared reflectance and transmittance spectra as well as Raman scattering spectra of α′-NaV2O5 single crystals for all the principal polarizations. The temperature range above the phase transition ...

Lattice vibrations of α′-NaV2O5

Popova M.; Sushkov A.; Golubchik S.; Mavrin B.; Denisov V.; Malkin B.; Iskhakova A.; Isobe M.; Ueda Y. (1999)

We have measured far infrared reflectance and transmittance spectra as well as Raman scattering spectra of α′-NaV2O5 single crystals for all the principal polarizations. The temperature range above the phase transition ...

Local lattice structure, crystal field and energy level patterns in CsCdBr3:Tm3+ crystals

Heber J.; Lange M.; Altwein M.; Malkin B.; Rodionova M. (1998)

In CsCdBr3, Tm3+ substitutes for Cd2+. It predominately forms symmetric dimer centers and single-ion centers, both of trigonal symmetry. The energy level schemes of both centers were determined by EPR and site-selective ...

Long-lifetime fluorescence and crystal field calculation in Cr 4+-doped Li2MSiO4, M = Mg, Zn

Jousseaume C.; Vivien D.; Kahn-Harari A.; Malkin B. (2003)

The diffuse reflectance spectra of Cr:Li2MSiO4, M = Mg, Zn, indicate that in these compounds, chromium ions occur in the 4+, 5+, and 6+ oxidation states simultaneously. Under selective excitation in a Cr 4+ absorption band, ...

Magnetic and magnetoelastic properties of LiDyF4 single crystals

Romanova I.; Korableva S.; Krotov V.; Malkin B.; Mukhamedshin I.; Suzuki H.; Tagirov M. (2013)

Temperature and magnetic field dependences of the magnetization of LiDyF4 single crystal were measured with a dc-SQUID magnetometer. The longitudinal magnetostriction was measured by the capacitance-bridge method. A giant ...

Magnetic and spectral properties of the multisublattice oxides SrY2 O4:Er3+ and SrEr2 O4

Malkin B.; Nikitin S.; Mumdzhi I.; Zverev D.; Yusupov R.; Gilmutdinov I.; Batulin R.; Gabbasov B.; Kiiamov A.; Adroja D.; Young O.; Petrenko O. (2015)

© 2015 American Physical Society. SrEr2O4 is a geometrically frustrated magnet which demonstrates rather unusual properties at low temperatures including a coexistence of long- and short-range magnetic order, characterized ...

Magnetic field effects in optical and far IR spectra of LiTmF4 crystals

Abdulsabirov R.; Kazantsev A.; Korableva S.; Malkin B.; Nikitin S.; Stolov A.; Tagirov M.; Tayurskii D.; Van Tol J. (2002)

Splitting of the first excited Γ34 1 (3H6) doublet state of Tm3+ ions in the LiTmF4 crystal in external magnetic fields up to 11 T has been studied using measurements of luminescence and far infrared absorption spectra at ...

Magnetic ordering in terbium ethyl sulphate

Hirvonen M.; Katila T.; Riski K.; Teplov M.; Malkin B.; Phillips N.; Wun M. (1975)

The magnetic properties of terbium ethyl sulphate, a singlet crystal-field ground-state system with predominantly dipolar interactions between the magnetic ions, have been studied theoretically and experimentally at low ...

Magnetic properties of Dy 3+ ions and crystal field characterization in YF 3:Dy 3+and DyF 3 single crystals

Savinkov A.; Korableva S.; Rodionov A.; Kurkin I.; Malkin B.; Tagirov M.; Suzuki H.; Matsumoto K.; Abe S. (2008)

The de magnetic susceptibilities of the orthorhombic DyF 3 single crystals have been measured in the temperature range between 1.8 and 300 K. The susceptibility along the b-axis does not depend on temperature below T C ...

Magnetic properties of the ising dipole ferromagnet LiTbF4

Romanova I.; Malkin B.; Mukhamedshin I.; Suzuki H.; Tagirov M. (2002)

The field and temperature dependences of the magnetization of a LiTbF4 single crystal are measured at temperatures ranging from 2 to 300 K in magnetic fields (up to 5 T) directed parallel and perpendicular to the ...

Browsing by Author "Malkin B."

Browsing by Author "Malkin B."

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