On the possible existence of a phase wit
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Vittorio Massidda
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Article
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1992
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Elsevier Science
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English
⚖ 490 KB
Neutron diffraction data on the ordered configuration of the Er 3+ spins in ErBa2Cu307\_~ at T< 0.5 K are compatible with two configurations which do not seem physically acceptable. One of these consists of layers with ordered spins alternating with layers of totally disordered spins. We show that t