title: X-ray diffraction studies in the system NiO-Cr2O3-ZrO2.
mesh_terms: D002857:Chromium; D017608:Chromium Compounds; D009532:Nickel; D010087:Oxides; D014961:X-Ray Diffraction; D015040:Zirconium
chemical_list: D017608:Chromium Compounds; D010087:Oxides; D002857:Chromium; D009532:Nickel; C028007:nickel monoxide; D015040:Zirconium; C028541:zirconium oxide
keywords: CHROMIUM AND CHROMIUM COMPOUNDS; NICKEL/oxide; ZIRCONIUM/oxide