Recent content by Ariel

Thanks your reply, If correlation length is short it means surface fluctuation is strong, so rough surface, otherwise fluctuation is week, so flat surface. Is my understanding correct?

What is "Correlation length"? Hi everyone, I want to know meaning of "correlation length". Correlation function is usually used in statistics, so I think correlation length also similar meaning. But some paper used correlation length to explain roughness factor. Plz, anyone reply...