An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
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.
This correspondence describes a method of building and maintaining a spatial representation for the workspace of a robot, using a sensor that moves about in the...
A planar, subharmonically-pumped, hybrid millimeter-wave receiver with integral antenna is described. Coplanar waveguide filters are used to isolate the ports...
Anzor Mikaia, Gregory Romanov, Vladimir G. Zaikin, Valentin Vdovin
All major fragmentation mechanisms of cyclobutene hydrocarbons are determined by the analysis of their electron ionization mass spectra and spectra of their...