Litbf4
WebThe polarized Raman spectra of LiTbF4 have been investigated at several temperaturesT≦150 K, and the temperature dependence of the selfenergies of op 4f … Web24 mei 2013 · We have recently shown the potential of LiTbF 4 and Tb 0.81 Ca 0.19 F 2.81 as visible Faraday rotators. In this work, we present a …
Litbf4
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Web15 mei 1978 · The absorption spectra of Tb 3 + in LiTb F 4 have been recorded in the spectral interval from 4000 to 25000 cm - 1 and for temperatures between 2.3 and 150 K. This covers the transitions from the ground multiplet F 6 7 to the multiplets F 3 7 , F 2 7 , F 1 7 , F 0 7 , and D 4 5 . The transitions were predominantly of electric-dipole nature, but … Web1 feb. 2016 · LiTbF4 has the potential to replace traditional magneto-optic garnet materials as a Faraday rotator in high power laser systems due to its high Verdet constant. New …
WebWhereas LiTbF4 orders ferromagnetically at low temperatures, the mixed crystals exhibited no ordering at T?1.25 K. Low‐temperature Faraday rotation measurements of KTb3F10 … WebThe structure of three rare earth hexaborides, NdB 6 , EuB 6 and YbB 6 , was studied by single-crystal X-ray diffraction. The refinements indicated boron vacancies for EuB 6 and YbB 6 , but the site occupancies of NdB 6 were strongly model dependent, showing either boron or metal vacancies. No impurity atoms could be detected in the structures.
Web25 jun. 2011 · Abstract. The angular dependences of 19 F NMR spectra have been measured in the external magnetic field of 0.5 T oriented in the basis plane of LiTbF 4 at the room temperature. We have obtained the constants of transferred hyperfine interaction and the corrected set of crystal field parameters for the Tb 3+ ions in LiTbF 4. Web1 aug. 2002 · The polarized Raman spectra of LiTbF4 in an external magnetic field (B?8 T) have been recorded in the wavenumber interval 0?500 cm-1 and at temperatures of 1.8 …
Web12 aug. 2008 · ABSTRACT. Single crystals of KTb 3 F 10, LiTbF 4, LiTb 0.5 Y 0.5 F 4 and LiTb 0.25 Gd 0.75 F 4 were prepared and the wavelength, temperature, and magnetic …
Web1 nov. 2024 · The tetragonal fluoro-scheelite LiREF4 compounds (RE=rareearth) have been shown to exhibit a variety of useful optical and magnetic properties. While LiYF4 has been widely studied, many of the fundamental thermodynamic properties of other members of this family remain unknown. Here, we report the complete elastic tensors (Cij) of single … naphcon a drug classWebThe 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 … melancholy of haruhi suzumiya charactersWebLiTbF4 has the potential to replace traditional magneto-optic garnet materials as a Faraday rotator in high power laser systems due to its high Verdet constant. New measurements are reported of the ordinary and extraordinary refractive indices of LiTbF4 as functions of wavelength and temperature, respectively, as well as their corresponding Sellmeier … melancholy of haruhi suzumiya anime dubWebLiTbF4 is a tetragonal crystal with a 4/m point group and is therefore uniaxial. Triangular prisms of LiTbF4 were cut from the boule with the optic axis perpendicular to the … naphcare team storeWebTb3+ in LiTbF4 exhibits a high quantum efficiency, and its radiative lifetime is confirmed to be 7 ms. Instead, the ionic conductor Tb0.81Ca0.19F2.81, which presents a high concentration of vacant sites, shows a lower quantum efficiency and a radiative lifetime about three times larger than estimated. melancholy of angelsWeb15 mei 1973 · This means that LiTbF4 may be described as an Ising-like ferromagnet with effective spin ~. It will also be shown that magnetic dipolar forces play an important rOle … naphcare timely filing limitWebc/a =2.10, appropriate to LiTbF4, and compared with the results of Ref. 4 as a further check on our program. Note that, although for a general vector p in (16) one might expect to find off-diagonal contributions to (q=O), these do not occur for the systems considered here, since it may readily be shown that the off-diagonal (q=O) terms vanish ... naphcon-a mims