High-Field Multi-Frequency ESR in the Quasi-1D S =1/2 Ising-Like Antiferromagnet BaCo2V2O8 in a Transverse Field

Verfasser / Beitragende:
[A. Okutani, S. Kimura, T. Takeuchi, M. Hagiwara]
Ort, Verlag, Jahr:
2015
Enthalten in:
Applied Magnetic Resonance, 46/9(2015-09-01), 1003-1006
Format:
Artikel (online)
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024 7 0 |a 10.1007/s00723-015-0655-6  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00723-015-0655-6 
245 0 0 |a High-Field Multi-Frequency ESR in the Quasi-1D S =1/2 Ising-Like Antiferromagnet BaCo2V2O8 in a Transverse Field  |h [Elektronische Daten]  |c [A. Okutani, S. Kimura, T. Takeuchi, M. Hagiwara] 
520 3 |a We have performed high-field multi-frequency electron spin resonance (ESR) measurements of a single crystal of the S=1/2 quasi one-dimensional (1D) Ising-like antiferromagnet BaCo2V2O8 at 1.5K in magnetic fields of up to 14T applied along [110] and [100] directions. Two main ESR branches, which are ascending and descending with increasing magnetic fields, are observed from 400GHz at zero magnetic field in both cases. The low ESR mode shows a softening near 10T for H||[100], while no softening was observed below 14T for H||[110]. This difference in the magnetic excitations may explain the distinct phase diagrams for these two directions. 
540 |a Springer-Verlag Wien, 2015 
700 1 |a Okutani  |D A.  |u Center for Advanced High Magnetic Field Science, Graduate School of Science, Osaka University, 560-0043, Osaka, Japan  |4 aut 
700 1 |a Kimura  |D S.  |u Institute for Materials Research, Tohoku University, 980-8577, Sendai, Japan  |4 aut 
700 1 |a Takeuchi  |D T.  |u Low Temperature Center, Osaka University, 560-0043, Osaka, Japan  |4 aut 
700 1 |a Hagiwara  |D M.  |u Center for Advanced High Magnetic Field Science, Graduate School of Science, Osaka University, 560-0043, Osaka, Japan  |4 aut 
773 0 |t Applied Magnetic Resonance  |d Springer Vienna  |g 46/9(2015-09-01), 1003-1006  |x 0937-9347  |q 46:9<1003  |1 2015  |2 46  |o 723 
856 4 0 |u https://doi.org/10.1007/s00723-015-0655-6  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00723-015-0655-6  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Okutani  |D A.  |u Center for Advanced High Magnetic Field Science, Graduate School of Science, Osaka University, 560-0043, Osaka, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Kimura  |D S.  |u Institute for Materials Research, Tohoku University, 980-8577, Sendai, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Takeuchi  |D T.  |u Low Temperature Center, Osaka University, 560-0043, Osaka, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Hagiwara  |D M.  |u Center for Advanced High Magnetic Field Science, Graduate School of Science, Osaka University, 560-0043, Osaka, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Applied Magnetic Resonance  |d Springer Vienna  |g 46/9(2015-09-01), 1003-1006  |x 0937-9347  |q 46:9<1003  |1 2015  |2 46  |o 723