The universe is less uniform than we thought – cosmology may need a radical rethink

New telescopes are challenging the idea that the cosmic web fades into a uniform, directionless distribution. It may be ...
SciELO

Investigating the Effect of Applying Uniform Distributed Load on the Deflection of Simply Supported Axial - Functionally Graded Beam

Axially-functionally graded materials are/ types of traditional composite materials in which the mechanical and physical properties are gradually varied from one end to the other. They were used ...
IEEE

Wideband Chebyshev-Distributed Quasi-TTD 3×4 Beamforming Network for Low-Sidelobe and Frequency-Invariant Beam Pointing

Abstract: A wideband 3×4 beamforming network (BFN) is presented, integrating a 3×4 Blass-like matrix with Chebyshev amplitude distribution for low sidelobe levels (SLLs) and a 4×4 phase-compensation ...
IEEE

Multi-beam Rectifying Metasurface for Distributed Multi-objective Microwave Power Transmission Systems

Abstract: A multi-beam rectifying metasurface (RMS) with polarization insensitivity and wide input power capability is presented. The proposed RMS consists of periodic dual-port energy harvesting ...