The National Institute of Standards and Technology (NIST) Communications Technology Laboratory is advancing its Quantum-Based Voltage Standard, a calibration protocol that uses the predictable electrical behavior of electrons in superconducting circuits to establish ultra-precise voltage measurements. Currently implemented and actively offered, this standard replaces traditional physical reference tools with a quantum-based system that ties electrical measurements directly to fundamental constants. By doing so, it ensures that testing equipment remains stable, repeatable, and globally consistent without drifting or degrading over time.
This foundational measurement service supports the development and validation of next-generation quantum technologies, advanced semiconductors, and high-speed communications by guaranteeing that all instruments measure signals accurately and interoperably. As part of an ongoing roadmap initiative, NIST is collaborating with industry and academic partners to identify calibration gaps and update methods as new quantum devices emerge. While no fixed deadline is set for future upgrades, the service is already operational today, with continuous improvements planned to keep pace with advancing research and commercial deployment.
Source: https://www.nist.gov/ctl/ctl-roadmaps/ctl-metrology-and-calibration-services-roadmap
Keywords: calibration services, traceability, Josephson Voltage Standard
