Anisotropy of Hc2 in the Chevrel phases |
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Authors: | M Decroux Ø Fischer R Flükiger B Seeber R Delesclefs M Sergent |
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Institution: | Département de Physique de la Matière Condensée Université de Genève, 32 Boulevard d''Yvoy 1211 Genève 4, Switzerland |
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Abstract: | The anisotropy of the upper critical field of PbMo6S8, PbMo6Se8 and SnMo6Se8 has been measured. All three compounds show an anisotropy of about 20 %, with the maximum Hc2 value when H is perpendicular to the ternary axis. The effective mass model with the mass ratio ε2≈ 0.69 fits well our results. |
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