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The Primary Standards Laboratory
(PSL) develops and maintains primary standards traceable to national standards
and calibrates and certifies customer reference standards. The PSL provides technical
guidance, support, and consultation; develops precision measurement techniques;
provides oversight, including technical surveys and measurement audits; and anticipates
future measurement needs of the nuclear weapons complex and other Department of
Energy programs.
The PSL also helps industry, universities, and government agencies establish
or verify new capabilities and products and improve measurement technology.
NVLAP Accreditation
The Primary Standards Laboratory is accredited over a broad range of parameters
by the National Institute of Standards and Technology (NIST) National Voluntary
Laboratory Accreditation Program (NVLAP) as a calibration laboratory (Lab
Code 105002). This accreditation validates the high level of technical competence
achieved by the laboratory and its staff.
The accreditation is based on national and international standards and
the assessment covers a complete evaluation of the overall quality program
of the PSL, as well as a detailed evaluation of the calibration procedures
and measurement uncertainties of each calibration parameter. The accreditation
represents a significant achievement for the staff of the PSL, which is recognized
as one of the premier metrology laboratories in the U.S.
Capabilities
Dimensional
Angular, ring/plug gages, length and diameter, step gages, line standards,
thread measuring wires, optical reference planes, roundness, surface texture,
two-dimensional gages
Electromagnetic-DC/Low Frequency
Voltage current converters, capacitance dividers, current transformers,
DC resistance, DC voltage, high-frequency voltage, inductive dividers, LF
AC voltage, LF capacitance, LF inductance, LF power/ energy, mixed dividers,
capacitors, resistance dividers, voltage transformers, DC high voltage,
DC current shunts
Electromagnetic-RF/ Microwave
Coaxial airline standards, coaxial waveguide terminations, dielectric materials,
microwave couplers/splitters, thermistor mount efficiency and/or calibration
factor, noise temperature, pulse/CW power, RF/microwave attenuators, RF/microwave
phase shifters
Ionizing Radiation
Dosimetry of X-rays, gamma rays, high-dose dosimetry, neutron sources and
dosimeters, radioactive sources
Mechanical
Flow rate, force, mass, vibration, shock
Optical Radiation
Laser power/energy, photometric, radiometric, spectrophotometric, UV radiometric
Thermodynamic
Humidity laboratory, thermometers, gas leak artifacts, pressure, radiation,
thermometry, resistance thermometry, thermocouples, pyrometers, vacuum and
low-pressure gages, and vacuum and low-pressure transducers
Time and Frequency
Frequency dissemination, time dissemination, oscillator
Major Resources
Professional staff at Ph.D. level
State-of-the-art environmentally controlled laboratories
Unique standards in pulsed neutrons, gas leaks, pulsed high voltage,
microwaves
Josephson volt standard
M48 Universal Coordinate Measuring Machine
A computing facility with a Local Area Network of about 100 PCs and DEC
Alpha 2100 network server. The network server has 5 gigabytes of mass storage
for system use, 33 gigabytes of mass storage available for users, a 20 gigabyte
tape drive, and 13 CD-ROM drives. The network server is presently using
Windows NT version 4.0.
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