Who’s who: The quantum Alice in Wonderland would like to understand whether the many “Twindeldum-Twindeldees” she sees are really identical or not, and uses the new interferometer for this purpose.

Prof. Ralf Schützhold at Helmholtz-Zentrum Dresden-Rossendorf (HZDR) has devised an experiment that allows for not only the ...

Interferometers, devices that can modulate aspects of light, play the important role of modulating and switching light signals in fiber-optic communications networks and are frequently used for gas ...