Most solid materials we rely on, from steel, to plastics and ceramics, are designed to have specific properties. Whether a material is soft and flexible, or stiff and tough depends on how molecules ...
The material, EuCo₂Al₉, is a rare‑earth alloy comprising europium, cobalt, and aluminum. This alloy achieves cooling via adiabatic demagnetization refrigeration (ADR). In ADR, a magnetic material is ...