The study of structured optical waves has enhanced our understanding of light and numerous experimental methods now enable the control of the angular momentum and radial distributions. Recently, these ...

A routine quantum optics technique just revealed an extraordinary secret: entangled light can carry incredibly complex ...

Light-carrying orbital angular momentum (OAM) has great potential in enhancing the information channel capacity in both classical and quantum optical communications. Long distance optical ...

Researchers have demonstrated that electron orbitals, not just spin, can serve as a practical lever for controlling magnetism in solid-state devices. A series of recent experiments and theoretical ...

Scientists experimentally confirm electron vortices in momentum space, a quantum phenomenon that could enable efficient, low-energy quantum technologies. (Nanowerk News) A breakthrough that’s turning ...

Hybrid continuous-variable (CV) and discrete-variable (DV) entanglement is an essential quantum resource of hybrid quantum information processing, which enables one to overcome the intrinsic ...

A new publication from Opto-Electronic Advances; DOI 10.29026/oea.2024.230184 , discusses tailoring electron vortex beams with customizable intensity patterns by electron diffraction holography. In ...

This course introduces the quantum mechanical concept of angular momentum operator and its relationship with rotation operator. It then presents the angular momentum operators, their eigenvalues and ...

Physicists have for the first time observed light drifting sideways in discrete, quantized steps, reproducing a quantum Hall effect that was previously seen only in electrons confined to ultra-thin ...

Optical beams carrying orbital angular momentum (OAM) have attracted growing attention during the last decades, exhibiting disruptive applications in a wide range of fields: particle trapping and ...

Photons can have half-integer values of angular momentum when they are confined to fewer than three dimensions. That is the conclusion of physicists in Ireland, who have revived an experiment first ...