Filter your search by...
- Division of Behavioral and Social Sciences and Education
- Division on Earth and Life Studies
- Division on Engineering and Physical Sciences
- Aeronautics and Space Engineering Board
- Air Force Studies Board
- Army Research Laboratory Technical Assessment Board
- Board on Army Research and Development
- Board on Army Science and Technology
- Board on Assessment of National Institute of Standards and Technology Programs
- Board on Energy and Environmental Systems
- Board on Infrastructure and the Constructed Environment
- Board on Manufacturing and Engineering Design
- Board on Mathematical Sciences and Analytics
- Board on Physics and Astronomy
- Commission on Engineering and Technical Systems
- Commission on Physical Sciences, Mathematics, and Applications
- Committee on Applied and Theoretical Statistics
- Computer Science and Telecommunications Board
- Federal Facilities Council
- Intelligence Community Studies Board
- Laboratory Assessments Board
- National Materials Advisory Board
- National Materials and Manufacturing Board
- Naval Studies Board
- Space Studies Board
- Gulf Research Program
- Health and Medicine Division
- National Academy of Engineering
- National Academy of Medicine
- National Academy of Sciences
- Policy and Global Affairs
- Transportation Research Board
- Agriculture
- Behavioral and Social Sciences
- Biography and Autobiography
- Biology and Life Sciences
- Computers and Information Technology
- Conflict and Security Issues
- Earth Sciences
- Education
- Energy and Energy Conservation
- Engineering and Technology
- Environment and Environmental Studies
- Explore Science
- Food and Nutrition
- Health and Medicine
- Industry and Labor
- Math, Chemistry, and Physics
- Chemistry
- Math and Statistics
- Physics
- Policy, Reviews and Evaluations
- Policy for Science and Technology
- Space and Aeronautics
- Surveys and Statistics
- Transportation and Infrastructure
- Adolescent Health and Well-Being
- Advising the U.S. Global Change Research Program
- Airborne Chemical Exposure
- American Geophysical Union
- Arctic
- BCYF 25th Anniversary
- Biosecurity
- Cancers and Children
- Celebrating the Eclipse: The Sun and Our Space Environment
- Climate Adaptation
- Climate Change
- Clinical Trial Data Sharing
- Competitiveness
- Coronavirus Resources
- Cosmos
- CPNAS Exhibition Catalog Collection
- Crisis Standards of Care
- Critical Issues in Transportation
- Cybersecurity
- Dietary Reference Intakes
- Diversity and Inclusion in STEMM
- Diversity, Equity, and Inclusion
- Emergency Preparedness / Disaster Management
- Energy
- Environmental Health Matters Initiative
- Ethical Foundations of Science
- Everglades
- Evolution
- Flood Resilience: Preparedness and Recovery
- Frontiers of Engineering
- Genomics
- Health Literacy
- Heart Health
- Higher Education
- Highway Planning
- Immigration
- Infectious Disease
- Informal Learning
- International Cooperation to Reduce Global Threats
- Laboratory Safety
- Law and Justice
- Mathematics
- Next Generation Science Standards
- Nutrient Requirements of Animals
- Obesity Prevention
- Oil Spill Prevention and Response and Deepwater Horizon
- Our Most Downloaded 2021 Publications
- Our Most Downloaded 2022 Publications
- Our Planet, Our Future: Nobel Prize Summit Reading List
- Pain Management and Opioid Use Disorder
- Pandemic and Seasonal Influenza Vaccine Preparedness
- Planetary Protection
- Pollinator Conservation
- Quality Chasm
- Reproducibility
- Safe Bridge Design and Construction
- Science Communication
- Social Capital and Social Connectedness
- Space Exploration and Weather
- Stem Cells
- STEM Education
- Supply Chains
- Teaching Math
- The Vital Role of Nursing in Health Care
- Tobacco
- Transportation and Sustainability
- Transportation Emergency Resources
- Urban Planning and Development
- Vaccines
- Veterans Health
- Water Infrastructure
- Wildfires: Preparation, Management, and Health Effects
- Women's Adventures in Science
Sort Results
Search Tools
atomic clocks
atomic frequency
atomic physics
atomic resonance
atomic resonator
beam standards
cesium beam
crystal oscillator
frequency noise
frequency output
frequency stability
frequency standard
frequency standards
ground state
ground states
instrument shop
ionizing radiation
jila fellows
laser spectroscopy
loop time
magnetic fields
microwave atomic
microwave excitation
microwave frequency
microwave standards
national measurement
neutral atoms
optical frequency
optical measurement
optical properties
optical radiation
optical technology
physics division
quantum physics
radiation division
resonance frequency
spectral region
technology division
time constant
traveling sircus
Download Citations
1 - 2 of 2 resultsSearch results for "focus frequency"
Consensus Study Report
An Assessment of Precision Time and Time Interval Science and Technology (2002)
National Research Council; Division on Engineering and Physical Sciences; Naval Studies Board; Committee for an Assessment of Precision Time and Time Interval Science and Technology
Math, Chemistry, and Physics | Space and Aeronautics
Consensus Study Report
An Assessment of the National Institute of Standards and Technology Physics Laboratory: Fiscal Year 2010 (2010)
National Research Council; Division on Engineering and Physical Sciences; Laboratory Assessments Board; Panel on Physics
Math, Chemistry, and Physics | Policy for Science and Technology