Dr. Bozena Arnold  (formerly Boczek) is em. Professor of Materials Technology at the Hamburg University of Applied Sciences and has many years of experience in imparting knowledge of materials technology.

• The constant confusion - an introduction - zircon - a common mineral - zircon - a real gemstone - in the service of geology - zircon sand - an important raw material - zirconium - a little known metal - hafnium - twin brother of zirconium - Zirconium materials and their application - Zirconium and the fuel element - Zirconium oxide - a versatile material - Natural zirconium oxide - Artificial zirconium oxide - The crystal world of zirconium oxide - Zirconium oxide materials - Zirconium oxide versus aluminum oxide - Ceramics such as steel - Zirconium oxide in technology.-Kitchen gadgets made from zirconium oxide.- Zirconium oxide and the lambda probe.- Zirconium oxide in dentistry.- Zirconia - a fake gemstone.- Two doppelgangers of the diamond.

Dr. Bozena Arnold  (formerly Boczek) is em. Professor of Materials Technology at the Hamburg University of Applied Sciences and has many years of experience in imparting knowledge of materials technology.

• The constant confusion - an introduction - zircon - a common mineral - zircon - a real gemstone - in the service of geology - zircon sand - an important raw material - zirconium - a little known metal - hafnium - twin brother of zirconium - Zirconium materials and their application - Zirconium and the fuel element - Zirconium oxide - a versatile material - Natural zirconium oxide - Artificial zirconium oxide - The crystal world of zirconium oxide - Zirconium oxide materials - Zirconium oxide versus aluminum oxide - Ceramics such as steel - Zirconium oxide in technology.-Kitchen gadgets made from zirconium oxide.- Zirconium oxide and the lambda probe.- Zirconium oxide in dentistry.- Zirconia - a fake gemstone.- Two doppelgangers of the diamond.