Collective excitations in the fractional quantum Hall effect in an alternating-density superlattice
1988 ◽
Vol 21
(33)
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pp. 5643-5651
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1993 ◽
Vol 70
(25)
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pp. 3983-3986
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1991 ◽
Vol 66
(9)
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pp. 1220-1223
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1996 ◽
Vol 76
(8)
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pp. 1332-1335
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