Abstract: A 1×2 antenna array with three-parameter independently controllable reconfiguration of polarization, frequency and radiation pattern is proposed. One C-shaped slot and two PIN diodes are ...

Some rashes look like ringworm but aren't, such as those caused by Lyme disease, eczema, and other conditions. You’ll need to see your healthcare provider to diagnose any circular rash that persists ...

Breathing exercises can help relieve anxiety by making your body relax. Deep breathing involves slowly inhaling, holding your breath, and then exhaling to calm down. Breathing exercises offer a ...

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