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As mechanical objects, gears have been around for so long that people may take them for granted. But gears are sophisticated parts that play a vital role in
Sneezes, rain clouds, and ink jet printers: They all produce or contain liquid droplets so tiny it would take several billion of them to fill a liter bottle
Researchers at the National Institute of Standards and Technology (NIST) have developed a dramatically improved laser-based instrument that measures the
Critical parts for defense, aerospace, and medical applications must be formally qualified prior to use. Currently, extensive empirical testing consisting of
The Dimensional Measurement Services (DMS) project delivers unique high-accuracy length based calibrations that are essential to global trade, supports basic
The lack of repeatable process outcomes from additive manufacturing (AM) has been broadly acknowledged as an impediment to widespread implementation. While most
The lack of repeatable process outcomes from additive manufacturing (AM) has been broadly acknowledged as an impediment to widespread implementation. While most
Prashanth Jaganmohan, Bala Muralikrishnan, Vincent Lee, Wei Ren, Octavio Icasio Hernandez, Ed Morse
In this paper, we explore the sensitivity of the length tests described in the VDI/VDE 2634-1 guideline to systematic errors in a passive stereo vision system
Daniel S. Hussey, Vincent Lee, w snow, Kofi Assumin-Gyimah, Dipangkar Dutta
The use of transparent test/source masses can bene t future measurements of Newton's gravi- tational constant G. Such transparent test mass materials can enable
Kaleb Duelge, George Mulholland, Vincent A. Hackley, Michael Zachariah
A critical and extensive comparison was made between differential mobility analysis (DMA) measurements of the mean diameter of monodisperse gold nanoparticles
Andrew Madison, John S. Villarrubia, Kuo-Tang Liao, Craig R. Copeland, Joshua Schumacher, Kerry Siebein, Robert Ilic, James Alexander Liddle, Samuel M. Stavis