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Title: SANS study of phase separation in solid {sup 3}He-{sup 4}He

Technical Report ·
DOI:https://doi.org/10.2172/102257· OSTI ID:102257
; ;  [1];  [2]
  1. Florida Univ., Gainesville, FL (United States). Dept. of Physics
  2. Oak Ridge National Lab., TN (United States). Solid State Div.

Small angle neutron scattering has been used to study phase separation in a quantum alloy, solid {sup 3}He{sub x}-{sup 4}He{sub 1{minus}x}. The onset of phase separation is marked by a dramatic increase in the measured scattering. A simple interpretation of the results suggests that the late-stage phase separation kinetics are dominated by an increase in the concentration of {sup 3}He atoms in preexisting precipitate regions.

Research Organization:
Florida Univ., Gainesville, FL (United States). Dept. of Physics; Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
FG05-86ER45280; AC05-84OR21400
OSTI ID:
102257
Report Number(s):
CONF-941144-171; ON: DE95017433; CNN: Grant DMR-9019736; TRN: 95:020514
Resource Relation:
Conference: Fall meeting of the Materials Research Society (MRS), Boston, MA (United States), 28 Nov - 9 Dec 1994; Other Information: PBD: [1994]
Country of Publication:
United States
Language:
English

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