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Bio-Refractometer

Bio-RefractometerBio-REF Bio-Reflectormeter
  • The Bio-Refractometer is a kind of neutron refractometer, on which the interface of a thin-film sample is to be located in parallel with the ground surface. This instrument is used for studies on the interface/surface structure of bio/polymer thin films.
Contact information
  • Junehyuk LeePrincipal researcherNeutron Science Division
    +82-42-868-4660

Specification

Specification - Location, Reflection plane, Monochromator, Wavelength, Δλ / λ, Q range, ΔQ / Q, Min. reflectivity , Neutron flux (n/cm2/sec), Detector
  Bio-REF
Location CNLB CG4B
Reflection plane Horizontal
Monochromator 4PG(002) stacked, β-0.4°
Wavelength, Δλ / λ 4.75 Å
Q range, ΔQ / Q 0.003 ~ 0.4 ÅÅ−1
Min. reflectivity ~10-6
Neutron flux (n/cm2/sec) ~2.0x106
Detector Hellum-3 Single

Sample Environments

Liquid cell
Ellipsometry

Research Area

  • Liquid/solid interface
  • Adsorption and interaction of polymer
  • Structure of biological membrane