TY - JOUR T1 - A.C. impedance of surface layers and blocking electrodes on single crystal �-alumina JO - Journal of Materials Science Letters PY - 1982/12/01 AU - Hunter CC AU - Ingram MD AU - West AR ED - DO - DOI: 10.1007/bf00724736 PB - Springer Science and Business Media LLC VL - 1 IS - 12 SP - 522 EP - 524 Y2 - 2025/04/18 ER -