This Collection highlights original research papers focusing on developing and optimizing data collection and analyses techniques for advanced characterizations of high-entropy materials.

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Given 𝑝, 𝑞 ∈ ℝ, we generalize the classical Dunkl—Williams inequality for 𝑝-angular and 𝑞-angular distances in inner product spaces. We extend the Hile inequality for arbitrary 𝑝-angular and ...