U.S. flag

An official website of the United States government

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

  1. Home
  2. Images

NIST postdoctoral researcher and physicist Alejandra Collopy is part of a team making strides in understanding the world of atoms and molecules, a world that operates by the rules of quantum physics.

NIST postdoctoral researcher and physicist Alejandra Collopy is part of a team making strides in understanding the world of atoms and molecules, a world that operates by the rules of quantum physics.

NIST postdoctoral researcher and physicist Alejandra Collopy is part of a team making strides in understanding the world of atoms and molecules, a world that operates by the rules of quantum physics. 

  1. Archives
  2. Accessibility
  3. Agency Financial Report
  4. Comment policy
  5. Digital strategy
  6. Information quality
  7. No Fear Act
  8. Inspector General
  9. Plain language
  10. Privacy policy
  11. Payment Integrity
  12. USA.gov
  13. Vote.gov
  14. Vulnerability Disclosure Policy
  15. Whistleblower Protection
  16. WhiteHouse.gov