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Dynamic Evaluation of Laser Trackers
Title
Dynamic Evaluation of Laser Trackers
Author
Welty, Victoria
Date Created
2015
Subjects--Topical
Mechanical engineering, Engineering
Description
This thesis details the development, performance, and analysis of tests for the dynamic performance evaluation for laser trackers. Laser trackers are large-scale measuring systems that utilize a spherical coordinate system for measurement. These s...
Thermal Management and Electromechanical Noise Suppression in a Portable Josephson Junction Voltage Standard.
Title
Thermal Management and Electromechanical Noise Suppression in a Portable Josephson Junction Voltage Standard.
Author
Singh, Namit
Date Created
2012
Subjects--Topical
Mechanical engineering, Electrical engineering
Description
A self-contained, fully portable, Josephson junction voltage reference standard system has been designed, developed and tested. The system relies on an active, closed-cycle refrigerator (CCR) cryocooler system and completely eliminates the relianc...