Finance Minister Lars Klingbeil has begun to make use of billions in new debt intended to help revive Germany's economy. Is ...

Abstract: In this letter, we investigate the physical-layer security of an active reconfigurable intelligent surface (ARIS)-assisted uplink single-input multi-output non-orthogonal multiple access ...

Abstract: Delay and Sum (DAS) is one of the most common beamforming algorithms for photoacoustic imaging (PAI) reconstruction. Based on calculating beamformed signal with simple delaying and summing, ...

Mandelson was arrested last month and has since been released under investigation (Picture: AFP) The UK government has released tens of thousands of documents regarding Lord Peter Mandelson’s ...