SNS and HFIR provide researchers with two complementary world-class suites of neutron scattering instruments and beam lines. All the instruments are supported by a variety of sample environments and data analysis and visualization capabilities.

---

Before submitting a proposal for a specific instrument, please contact the appropriate instrument scientist to make sure your research is feasible for that instrument.

---

Instruments Currently Available to Users

SNS Beam Line	Instrument Name	HFIR Beam Line	Instrument Name
1B	NOMAD Nanoscale-Ordered Materials Diffractometer	CG-1	Development Beam Line
2	BASIS Backscattering Spectrometer	CG-1D	IMAGING Neutron Imaging Prototype Facility
3	SNAP Spallation Neutrons and Pressure Diffractometer	CG-2	GP-SANS General-Purpose Small-Angle Neutron Scattering Diffractometer
4A	MR Magnetism Reflectometer	CG-3	Bio-SANS Biological Small-Angle Neutron Scattering Instrument
4B	LR Liquids Reflectometer	CG-4C	CTAX Cold Neutron Triple-Axis Spectrometer
5	CNCS Cold Neutron Chopper Spectrometer	HB-1	PTAX Polarized Triple-Axis Spectrometer
6	EQ-SANS Extended Q-Range Small-Angle Neutron Scattering Diffractometer	HB-1A	FIE-TAX Fixed-Incident-Energy Triple-Axis Spectrometer
7	VULCAN Engineering Materials Diffractometer	HB-2A	Powder Neutron Powder Diffractometer
11A	POWGEN Powder Diffractometer	HB-2B1	NRSF2 Neutron Residual Stress Mapping Facility1
13	FNPB Fundamental Neutron Physics Beam Line	HB-2C	WAND US/Japan Wide-Angle Neutron Diffractometer
15	NSE Neutron Spin Echo Spectrometer	HB-3	TAX Triple-Axis Spectrometer
17	SEQUOIA Fine-Resolution Fermi Chopper Spectrometer	HB-3A	FCD Four-Circle Diffractometer
18	ARCS Wide Angular-Range Chopper Spectrometer

¹Available for program development use only.

Instrument Contacts

• Please see the individual instrument pages for the appropriate contact information.

HFIR

• Instruments
• Facility
• Sample Environment
• Fact Sheets

SNS

• Instruments
• Facility
• Sample Environment
• Fact Sheets