In physics, there are two great pillars of thought that don't quite fit together. The Standard Model of particle physics ...

Recent findings confirm the conservation of orbital angular momentum in single-photon interactions, reinforcing fundamental ...

Orbital angular momentum (OAM), providing the orthogonality among different OAM modes, has attracted much attention to significantly increase spectrum efficiencies (SEs) and enhance the anti-jamming ...

Beams carrying orbital angular momentum (OAM), has attracted wide interests recently, due to their favorable potential in communications, optical tweezers, remote detection, etc. However, distortion ...

Frequency hopping (FH) scheme has been widely used as a powerful technique for anti-jamming in wireless communications. However, as the wireless spectrum becoming more and more crowded, it is very ...

A dual-mode (l=-1 and 3) orbital angular momentum (OAM) antenna array is described in this paper. Gene Algorithm (GA) method is used to optimize the excitation of antenna array for separating ...

Light with helical phase wavefront carries orbital angular momentum, a unique feature widening the horizon of optical imaging applicability. Here, we take particular interest in the common but ...

A design method of reconfigurable single-layer reflective orbital angular momentum (OAM) antenna is presented in this paper. Varactor diodes are utilized to control the phase characteristics of the ...

By employing N-dimensional multiplexing and modulation, i.e. 5.8-Gaud Nyquist 32-QAM signals over pol-muxed 52 orbital angular momentum (OAM) modes (104 channels in total), we experimentally ...

Due to the broadcast and open characteristics of wireless channels, near-field physical layer security has attracted much attention to facilitate wireless information security against illegitimate ...

Correlation coefficients can mean a positive, negative, or no relationship between two variables. Use correlation coefficients to help pick securities for your portfolio.

Many spacecraft using more than 3 reaction wheels for both redundancy and extra maneuverability capabilities. Actuators configuration plays an effective role in the performance of the attitude control ...