Force field of FeS2 with pyrite structure at zero wave vector |
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Authors: | HA Lauwers MA Herman |
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Institution: | Laboratorium voor Anorganische Scheikunde, Rijksuniversitair Centrum Antwerpen, Groenenborgerlaan 171, 2020 Antwerpen, Belgium |
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Abstract: | Published experimental frequencies are used to calculate force field and effective charge of FeS2 with pyrite structure. The values obtained are discussed. Some preliminary calculations on MnS2 are reported. |
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