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Abstract: Mineral oil is the most commonly used insulating oil in power transformers due to its low cost, universal availability and high dielectric strength. The potential of vegetable oils to serve ...

Abstract: In this article, a novel substrate-integrated millimeter-wave (mm-Wave) dielectric resonator antenna (DRA) array is investigated. Unlike conventional designs, all DRA elements are seamlessly ...

A housing developer has added a huge St George’s Cross flag to accompany a Union Jack flag on the front of a building in Chesterfield. Did you know with an ad-lite subscription to Derbyshire Times, ...