Assertion: levitation | /r/HasProperty | demonstrated by bücks
Facets:
value: in 1933
type: TEMPORAL
Source sentences:
text: The first levitation was demonstrated by Bücks and Muller in 1933 who levitated alcohol droplets between a quartz crystal and a reflector.
text: The first levitation was demonstrated by Bücks and Muller in 1933 who levitated alcohol droplets between a quartz crystal and a reflector.