Vorlesungen

Kinetics of Amorphous Systems (Kinetik Amorpher Systeme)

Univ.-Professor Dr. rer. nat. Ralf Busch

Vorlesungsinhalte:

  • Preview of Thermodynamics, Chemical Potential, Construction of Phase Diagrams
  • Diffusion in Amorphous Metals, Diffusion Mechanisms, Relaxation Time
  • Solidification Principles: Nucleation Rate and Growth Rate
  • Solid State Amorphization via Diffusion
  • Kinetics of Amorphous Systems, Physical Aging, Rate Dependence of Tg
  • Microscopic dynamics, X-Ray Photon Correlation Spectroscopy

Veranstaltungsnummer 157443 

Literaturhinweise: 

I. Gallino and R. Busch, Physical Metallurgy of Bulk Metallic Glass-Forming Liquids, vol. 341. Cham: Springer Nature Switzerland, 2024; 

P. Haasen, Physikalische Metallkunde, Springer, Berlin, 1994; 

D.A. Porter, K.E. Easterling, Phase Transformations in Metals and Alloys, Nelson Thornes, 2001

 

Amorphous Metals (Amorphe Metalle)

Univ.-Professor Dr. rer. nat. Ralf Busch

Vorlesungsinhalte:

  • Preparation of Amorphous Materials from Gas, Liquid and Solid State
  • Thermodynamics and Kinetics of the Undercooled Liquid
  • Models of the Undercooled Liquid, Adam Gibbs and Free Volume Model
  • Glass-Forming Ability, Glass-Forming Criteria, Rules for Glass Formation
  • Structure of Amorphous Metals, Efficient Cluster Packing Model, Synchrotron
  • Mechanical Properties, Shear Transformation Zone, Fracture Toughness

Veranstaltungsnummer 157445

Literaturhinweise: 

I. Gallino and R. Busch, Physical Metallurgy of Bulk Metallic Glass-Forming Liquids, vol. 341. Cham: Springer Nature Switzerland, 2024. doi: 10.1007/978-3-031-71536-5.; 

P. Haasen, Physikalische Metallkunde, Springer, Berlin, 1994; 

D.A. Porter, K.E. Easterling, Phase Transformations in Metals and Alloys, Nelson Thornes, 2001