黒体

(1)a hypothetical object capable of absorbing all the electromagnetic radiation falling on it; "a black body maintained at a constant temperature is a full radiator at that temperature because the radiation reaching and leaving it must be in equilibrium"

(2)降りかかる電磁放射すべて吸収できる仮想物体

(1)a black body maintained at a constant temperature is a full radiator at that temperature because the radiation reaching and leaving it must be in equilibrium

(2)一定の温度での黒体は、放射線が平衡でなければならないレベルに達するために、その温度での完全放射体である