Transformer turn-to-turn fault (TTF) is one of the most difficult failures to detect. The negative sequence percentage differential current (NSPD) and extended park vectors approach (EPVA) are the two ...

3d vector math with robust unit tests. Contribute to PrismarineJS/node-vec3 development by creating an account on GitHub.

By Kelsey Jones Click here for updates on this story NORFOLK, Virginia (WTKR) — A 96-year-old bedridden woman is still recovering after her ceiling collapsed on her in Stuart Circle on Sunday ...

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With their potential for spectacular applications, like superlensing and cloaking, metamaterials are a powerful class of nanostructured materials. All these applications rely on the metamaterials ...