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Articles by Office

Speed of Sound Variation
Articles

Speed-of-Sound Measurements in Liquids Using Time-of-Flight Sensors

May 20, 2014 Office
by Christoph von Rohden Potentials and limitations of commercial sensors for in-situ speed-of-sound measurements in liquids working with the time-of-flight principle are discussed on the basis of laboratory investigations and an extended sensor calibration in […]
Articles

Metrology 101: The Effect of Cables and Shields on Traceability

May 20, 2014 Office
by Jesse Morse If a person making a dc or low frequency measurement fails to select the proper cables, or to properly connect the shields the traceability chain for that measurement can be violated. This […]
News

Trescal Pursues Its Acquisition Strategy In N.A.

April 10, 2014 Office
Paris, April 10th 2014 – Trescal, the international specialist in calibration services, announces today that it has acquired Instrument Calibration Services and Test Equipment Repair Corporation, two companies that provide calibration and repair services for […]
Metrology Related

Take F2: NIST’s Latest, Most Accurate Time Standard Debuts

April 9, 2014 Office
April 3, 2014, BOULDER, Colo. — The U.S. Department of Commerce’s National Institute of Standards and Technology (NIST) has officially launched a new atomic clock, called NIST-F2, to serve as a new U.S. civilian time […]
News

NIST Gives Astronomers a Better Ruler in the Search for Extrasolar Planets

March 26, 2014 Office
NIST Tech Beat March 26, 2014 – Researchers at the National Institute of Standards and Technology (NIST) have rejuvenated a technique for finding planets near distant stars.* New measurements of light from special lamps could […]
Articles

Tolerances for Non-Linear Analog Resistance Scales

February 18, 2014 Office
By Tom Morgan A method is derived for calculating the resistance tolerances for non-linear resistance scales, whose accuracy tolerances are given in degrees of arc instead of percent of reading or range. Read the Full […]
Articles

Progress in the Theory of the Laminar Tube Thermal Flow Sensor

February 18, 2014 Office
By Thomas O. Maginnis, Ph.D. Thermal mass flow sensing is well established commercially for measurement and control of low gas flows in the semiconductor industry and elsewhere. Yet the basic theory of this critical flow […]
Articles

Leveraging LEAN in the Laboratory

February 18, 2014 Office
By Dean S. Williams What do you do when faced with a doubling of demand with virtually no increase in resources? Go LEAN. That was the approach Duke Energy’s Standards Lab took when it faced […]

Posts pagination

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  • Beyond 4:1: What Calibration Ratios Were Meant to Do
  • Metrology for Newbs: Entering the Community, Not Just the Career
  • Resistance Decade Boxes – Where and How They are Used
  • Digitalizing the Bench: Why the Future of Metrology is Model-Driven
  • MSL Uncertainty Calculator
  • Druck Launches UPS4E-IS, the World’s Only Intrinsically Safe Pocket-Size Loop Calibrator
  • Metrology and Quality Through Education
  • Renishaw to showcase robot efficiency solutions and advanced gauging systems at Automate 2026
business calibration training digitalization dimensional Education electrical flow force Force & Torque freeware general industry standards ISO/IEC 17025 mass & weight measurement uncertainty Metrology 101 national metrology institutes news optical photometry pressure pressure & flow RF & Microwave software temperature
  • Office: A reader noticed the tolerances were not correct. Lower and upper limits in the table of the article have now…
  • Office: Thank you Kent! ~Sita
  • marlett-NSTec: In the article “Learning to Apply Metrology Principles to the Measurement of X-ray Intensities in the 500 eV to 110…
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