Effect of heat treatment on the low-temperature thermal conductivities of vitreous silica and neutron-irradiated vitreous silica |
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| Authors: | T.L. Smith A.C. Anderson |
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| Affiliation: | Physics Department, University of Illinois at Urbana-Champaign, Urbana, IL 61801, USA |
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| Abstract: | Heat treating neutron-irradiated vitreous silica erases the effects of irradiation on the thermal conductivity at temperatures below 1 K. This indicates that the density of low-energy, localized excitations in vitreous silica is restored to its pre-irradiation value. |
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