Inorganic Chemistry
Article
sublevel |±5⟩ evaluated by the magnetic measurement (104 and
Tanaka, G.; Yoshii, S.; Noriji, H. Dalton Trans. 2012, 41, 13609−13619.
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(g) Gao, Y.; Zhao, L.; Xu, X.; Xu, G.-F.; Guo, Y.-N.; Tang, J.; Liu, Z.
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28 cm ) and the energy separation between the lowest and the
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Inorg. Chem. 2011, 50, 1304−1308. (h) Colacio, E.; Ruiz, J.; Mota, A. J.;
Palacios, M. A.; Cremades, E.; Ruiz, E.; White, F. J.; Euan K. Brechin, E.
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second emission lines (84 and 125 cm ). The energy barriers for
ZnDy1 and ZnDy2 obtained from the Arrhenius plot (Δ/k = 52
B
−1
and 67 K) can be converted to Δ = 36 and 46 cm , respectively.
These values are close to the calculated Stark energy splitting
between the ground and the first excited state (62 and 73 cm ).
These observations suggest that the population of the first
excited doublet is sufficient to reverse the magnetization.
−1
(
j) Burrow, C. E.; Burchell, T. J.; Lin, P.-H.; Habib, F.; Wernsdorfer, W.;
Clerac, R.; Murugesu, M. Inorg. Chem. 2009, 48, 8051−8053.
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́
(
ASSOCIATED CONTENT
Supporting Information
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008, 81, 598−605. (l) (c) Hamamatsu, T.; Yabe, K.; Towatari, M.; Osa,
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S
S.; Matsumoto, N.; Re, N.; Pochaba, A.; Mrozinski, J.; Gallani, J. L.;
*
Barla, A.; Imperia, P.; Paulsen, C.; Kappler, J. P. Inorg. Chem. 2007, 46,
Crystal packing diagram, temperature dependence of ac
magnetic susceptibilities, and luminescent spectrum. X-ray
ray crystallographic data in CIF format for ZnGd1, ZnTb1,
4
2
458−4468. (m) Sessoli, R.; Powell, A. K. Coord. Chem. Rev. 2009, 253,
328−2341. (n) Costes, J. P.; Vendier, L.; Wernsdorferc, W. Dalton
Trans. 2011, 40, 1700−1706.
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446. (c) Woodruff, D. N.; Winpenny, R. E. P.; Layfield, R. A. Chem. Rev.
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AUTHOR INFORMATION
Corresponding Author
■
*
Ungur, L.; Wernsdorfer, W.; Chibotaru, L.; Murugesu, M. J. Am. Chem.
Soc. 2011, 133, 5319−5328. (d) Guo, Y.-N.; Xu, G.-F.; Guo, Y.; Tang, J.
Dalton Trans. 2011, 40, 9953−9963. (e) Hewitt, I. J.; Tang, J.; Madhu,
N. T.; Anson, C. E.; Lan, Y.; Luzon, Y.; Etienne, M.; Sessoli, R.; Powell,
A. K.. Angew. Chem., Int. Ed. 2010, 49, 6352−6356. (f) Blagg, R. J.;
Muryn, C. A.; McInnes, E. J. L.; Tuna, F.; Winpenny, R. E. P. Angew.
Chem., Int. Ed. 2011, 50, 6530−6533. (g) Rhinehart, J. D.; Feng, M.;
Evans, W. J.; Long, J. R. J. Am. Chem. Soc. 2011, 133, 14236−14239.
Fax: +81-96-342-3390.
Notes
The authors declare no competing financial interest.
ACKNOWLEDGMENTS
T. Fujinami was supported by the Research Fellowship of the
Japan Society for the Promotion of Science, KAKENHI
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h) Zhang, P.; Guo, Y.-N.; Tang, J. Coord. Chem. Rev. 2013, 257, 1728−
763. (I) Luzon, J.; Sessoli, R. Dalton Trans. 2012, 41, 13556−13567.
6) (a) Lin, P.-H.; Burchell, T. J.; Clerac, R.; Murugesu, M. Angew.
(
0
0248498. This work was carried out under a Core Research
Chem., Int. Ed. 2008, 47, 8848−8851. (b) Hewitt, I. J.; Lan, Y.; Anson, C.
E.; Luzon, J.; Sessoli, R.; Powell, A. K. Chem. Commun. 2009, 6765−
6767. (c) Guo, Y.-N.; Xu, G.-F.; Wernsdorfer, W.; Ungur, L.; Guo, Y.;
Tang, J.; Zhang, H.-J.; Chibotaru, L. F.; Powell, A. K. J. Am. Chem. Soc.
Program “Interdisciplinary Chiral Sciences based on Molecular
Biology and Chemistry” (Graduate School of Science and
Technology, Kumamoto University).
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011, 133, 11948−11951. (d) Zhang, P.; Zhang, L.; Lin, S.-Y.; Tang, J.
Inorg. Chem. 2013, 52, 6595−6602.
7) (a) Ke, H.; Zhao, L.; Xu, G.-F.; Guo, Y.-N.; Tang, J.; Zhang, X.-Y.;
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