ena issance ▁Rev ival ▁architecture ▁in ▁Iowa ▁Category : National ▁Register ▁of ▁Historic ▁Places ▁in ▁Des ▁Mo ines ▁County , ▁Iowa ▁Category : Hot el ▁buildings ▁on ▁the ▁National ▁Register ▁of ▁Historic ▁Places ▁in ▁Iowa ▁Category : A partment ▁buildings ▁in ▁Iowa ▁Category : Ind ivid ually ▁listed ▁contrib uting ▁properties ▁to ▁historic ▁districts ▁on ▁the ▁National ▁Register ▁in ▁Iowa ▁Category : H istor ic ▁district ▁contrib uting ▁properties ▁in ▁Iowa <0x0A> </s> ▁One ▁of ▁the ▁most ▁studied ▁atomic ▁ordering ▁is ▁Cu P t ▁type ▁ordering ▁in ▁III - V ▁sem icon duct or ▁al loy . ▁It ▁occurs ▁in ▁III - V ▁al loy ▁when ▁the ▁c ation ▁plan es ▁take ▁an ▁alternate ▁sequence ▁of ▁A - rich ▁and ▁B - rich ▁plane ▁following ▁Ax B 1 − x C . ▁The ▁resulting ▁structure ▁is ▁usually ▁called ▁as ▁super l attice - like ▁structure ▁along ▁[ 1 - 1 1 ] ▁or ▁[- 1 1 1 ] ▁– ▁called ▁( 1 1 1 ) ▁B ▁plane , ▁or ▁along ▁[- 1 - 1 - 1 ] ▁or ▁[ 1 1 - 1 ] ▁– ▁called ▁( 1 1 1 ) ▁A ▁plane . ▁The ▁two ▁ordering ▁direction ▁is ▁thus ▁called ▁Cu P t ▁type ▁A ▁and ▁B ▁ordering . ▁ ▁The ▁same ▁type ▁ordering ▁is ▁also ▁observed ▁in ▁II - VI ▁al loy ▁such ▁as ▁C d Z n Te ▁al loy . ▁The ▁ordering ▁sequence ▁viewed ▁on ▁atomic ▁plan es ▁along ▁[- 1 1 1 ] ▁and ▁[ 1 - 1