OUTLINE

1
NEUTRON DIFFRACTION FROM LIQUIDS UNDER EXTREME
CONDITIONS Richard Weber and Jean Tangeman,
Containerless Research, Inc., Evanston, IL
60201.Christopher Benmore and Joan Siewenie
Intense Pulsed Neutron Source,Argonne National
Laboratory, Argonne, IL 60439.
CRI
Phase II SBIR the full scale 250W laser
levitation system being built on GLAD by
Containerless Research Inc.
Schematic of the prototype SBIR phase I facility.
A - sample B levitator C sample exchange
port D - video camera E - optical pyrometer F
- laser beam steering mirror G - laser beam path
protection H - 25 Watt CO2 laser I laser beam
block and alignment pointer J zinc selenide
lens K - gas flow controller.
View of molten droplet on GLAD from video camera.
Cross hairs denote where on the droplet the
temperature is measured. The white spot is the
incident laser beam.
Left Structure factors, S(Q), for CaAl2O4 and
Sr67Al66O166 liquids at 2000 K, open circles-raw
data, solid line-smoothed data. Right
Differential distribution function, D(r),
obtained by Fourier transformation of the
smoothed S(Q).
Rick Weber and Joan Siewenie performing a test
levitation experiment on GLAD.
Close up view of vanadium levitator