About the Physics Laboratory
What We Do	Physics News	Staff Directory	Research Opportunities
Physics Laboratory at a Glance Brochure Guide to NIST Organization and Contacts Local Seminars	Technology at a Glance NIST News Releases NIST Update Newsletter NIST Tech Beat Newsletter	Physics Laboratory Office Electron & Optical Physics Division Atomic Physics Division Optical Technology Division Ionizing Radiation Division Time and Frequency Division Quantum Physics Division	Precision Measurement Grants NRC/NAS Postdoctoral Research Associateships Summer Undergraduate Research Fellowships (SURF) Professional Research Experience Program (PREP) Graduate Studies in Atomic, Molecular and Optical Science High Performance Computing and Communications

Products and Services
Physical Reference Data [Online Databases and Bibliographies]	Measurements and Calibrations	Articles and Publications	General Interest
Elemental Data Index Fundamental Physical Constants International System of Units Uncertainty of Measurements Atomic Spectroscopy Data Molecular Spectroscopic Data X-Ray & Gamma-Ray Data Radiation Dosimetry Data Atomic & Molecular Data Nuclear Physics Data Condensed Matter Physics Data	SURF BL-2: Spectrometer Calibration Facility (4 nm to 400 nm) SURF BL-9: XUV Detector Calibration Facility (5 nm to 50 nm) Nuclear Power Industry NEI/NIST Measurement Assurance Program (MAP) Radiopharmaceutical Industry NEI/NIST Measurement Assurance Program (MAP) Mammographic X-Ray Instrument Calibration Range Frequency Measurement and Analysis Service Global Positioning System (GPS) Data Archive NIST Web Clock Automated Computer Time Service (ACTS) Network Time Service Low-Background Infrared Measurements Optical Properties of Materials Measurements (200 nm to 2500 nm) Photodetector Measurements (200 nm to 1.8 µm) Photometric Measurements Radiance Temperature Measurements (800 °C to 2700 °C) Spectroradiometric Calibrations (200 nm to 2400 nm)	Technical Activities Optical Radiation Measurement Methane Symmetry Operations Diatomic Calculations: Equations & Theory Atomic Spectroscopy Compendium Polarized Light Scattering Models Bose-Einstein Condensation Physics Laboratory Publications Search	A Walk Through Time NIST Web Clock Frequently Asked Time and Frequency Questions Marie Curie and the NBS Standards The Fall of Parity Scanning Tunneling Microscope NIST's Dr. William Phillips 1997 Nobel Prize in Physics NIST's Dr. Eric Cornell 2001 Nobel Prize in Physics NIST's Dr. Jan Hall 2005 Nobel Prize in Physics

Research
Research Areas / Divisions	Research Facilities
Physics Laboratory at a Glance Brochure Guide to NIST Technical Activities Electron & Optical Physics Division (841) Atomic Physics Division (842) Optical Technology Division (844) Ionizing Radiation Division (846) Time & Frequency Division (847) Quantum Physics Division (848) Office of ECSED (840.02)	Controlled Background Radiometric Facility Electron Beam Ion Trap Facility (EBIT) Electron Paramagnetic Resonance Facility EUV Optics Fabrication and Characterization Facility High-Resolution UV and Optical Spectroscopy Facility Low-Background Infrared Radiation Facility Medical-Industrial Radiation Facility (MIRF) Neutron Interferometer and Optics Facility (NIOF) Radiopharmaceutical Standardization Laboratory Synchrotron Ultraviolet Radiation Facility (SURF)

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Online: June 1999   -   Last update: August 2007