angle multiplexing (storage of separate data pages by changing the incident angle of the reference light beam) is simple to implement, provides high-speed recording and readout, enables easy media ...

It involves directing a beam of X-rays at a sample and measuring how the X-rays are scattered or diffracted by the atoms, molecules, or nanostructures within the material. By analyzing the intensity, ...

A new string pattern and beam shape give the heaviest and most demanding of the Pure Drives much improved control.