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Role of impurities in bosonic quantum solids

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Presentation on theme: "Role of impurities in bosonic quantum solids"— Presentation transcript:

1 Role of impurities in bosonic quantum solids
E. Manousakis Department of Physics, Florida State University and Department of Physics, University of Athens, Greece

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3 From Kim and Chan: 3He impurities

4 Impurities in Bosonic Solid: Lattice Model

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9 B. Single Impurity

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20 Fourth order processes delocalizing substitutional impurity

21 Second order process delocalizing interstitial impurity

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23 Local pseudo-ferromagnetism (superfluidity)

24 Comparison of impurity dispersion with variational treatment

25 Comparison of dispersion obtained with variational treatment

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27 Roughening Transition in Dilute 3He-4He mixtures
Carmi et al., PRL 62, 1363 (1989)

28 Benedek et al. PRL 95, 095301(2005) and J. Low Temp. Phys


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