Alama: λ (lambda), tare da naúrar gama gari a masana'antu kasancewar W/(m·K) ko an gajarta shi azaman W/mK.
Ƙunƙarar zafin jiki shine ainihin mai nuna alama don auna ƙimar abin da abu ke canja wurin zafi.
Ƙananan ƙimar, mafi ƙarancin ƙarancin zafin jiki da aikin rufewa.
Mafi girman ƙimar, mafi kyawun ingancin thermal conductivity da iyawar zafi.
A cikin sauki:
λ=0.03: Zafi ba zai iya shiga cikin sauƙi ta wannan kayan ba; ya ƙunshi auduga mai rufewa.
λ{0}}: Gudanar da zafi mai sauri tare da kushin silicone mai kariyar zafi.
Dabarun Formula: Ƙarƙashin kauri da bambance-bambancen zafin jiki, mafi girman ƙarfin wutar lantarki, ƙarin zafi yana wucewa ta kayan kowane lokaci naúrar.