ORNL Neutron Sciences SNS & HFIR Logos
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Neutron Science Facilities

ORNL operates two neutron scattering user facilities: the Spallation Neutron Source and the High Flux Isotope Reactor.

SNS

HFIR

 
SNS can accommodate up to 24 instruments. (Click for details.)
SNS instrument suite.
 

 

SNS is an accelerator-based neutron source that provides the most intense pulsed neutron beams in the world for scientific and industrial research and development. With its eventual suite of up to 25 best-in-class instruments, SNS will give researchers detailed snapshots of smaller samples of physical and biological materials than previously possible. The diverse applications of neutron scattering research will provide opportunities for experts in practically every scientific and technical field. Moreover, technological discoveries at SNS will provide lasting benefits to the scientific, business, and industrial communities. More ...

SNS Operations Contact: George Dodson (dodsong@ornl.gov)


  
Click for larger image of HFIR beamline target building
HFIR instrument suite.

 

 

The 85-megawatt HFIR provides one of the highest steady-state neutron fluxes of any research reactor in the world. HFIR fulfills four missions: isotope production, materials irradiation, neutron activation, and research using neutron scattering, which is the focus of this report. The neutron scattering instruments at HFIR enable fundamental and applied research into the molecular and magnetic structures and behavior of materials. HFIR has 11 instruments planned or in operation, including two cold-source instruments in the user program, that greatly enhance the reactor’s research capabilities, particularly in the biological sciences. More ...

HFIR Operations Contact: Mike Farrar (farrarmb@ornl.gov)


Other ORNL Resources of Interest

Research capabilities at HFIR and SNS are enhanced by the ready availability of other research facilities at ORNL. Because all of these facilities are operated by ORNL, access and training requirements are simplified. An important goal for Neutron Sciences is improving integration between the facilities, making it easier for users to access the support and capabilities they need to produce the best science possible. Some of the facilities that users can benefit from while visiting ORNL:

 

 
  Information Contact : neutronscience@ornl.gov  

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