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Lying down on the job: we test the best sleeping mats 2026

Chris Townsend and Steph Wetherell have been out testing a range of sleeping mats. The post Lying down on the job: we test ...
IEEE

Joint Target and Ionosphere Parameter Estimation in Over-the-Horizon Radar

Abstract: Target localization, especially the estimation of target altitude, is a challenging task in over-the-horizon radar (OTHR) because of the narrow signal bandwidth as well as the complexity and ...
IEEE

Parallelization of 3-D Global FDTD Earth-Ionosphere Waveguide Models at Resolutions on the Order of ∼1 km and Higher

Abstract: Three-dimensional finite-difference time-domain (FDTD) models of the global Earth-ionosphere waveguide were first introduced in the early 2000s. These models have been applied to a wide ...