The quantum Hall effect, a fundamental effect in quantum mechanics, not only generates an electric but also a magnetic current. It arises from the motion of electrons on an orbit around the nuclei of ...
Measurement triangle: this quantum metrology triangle shows the relations between the three electrical units volt, ohm and ampere and the involved fundamental constants. Researchers at PTB are ...
13don MSN
Optical clock sets new accuracy record, bringing us closer to a new definition of the second
A research team at VTT MIKES has set a new record in optical-clock absolute frequency measurements using a strontium ...
Results that may be inaccessible to you are currently showing.
Hide inaccessible results
Feedback