Microstructure of polycrystalline iron

Microstructure formation

This article provides answers to the following questions, among others: What is meant by a microstructure?What are grains and grain boundaries?What is a single crystal and a polycrystal?Why is a fine-grained microstructure...
Conditions for solidification

Conditions of solidification

This article provides answers to the following questions, among others: Which atomic processes take place during solidification?What conditions must be fullfiled for crystallization?What is supercooling?What are nuclei used for in a melt?How...
Heterogeneous and homogeneous nucleation

Types of nuclei

This article provides answers to the following questions, among others: What is homogeneous and heterogeneous nucleation?How can homogeneous nucleation occur in the melt?Which type of nucleation is more likely during solidification?What measures...
Golf clubs as application of an amorphous metal (metallic glass)

Amorphous metals

This article provides answers to the following questions, among others: What are amorphous metals (metallic glasses)?Why is glass a thermodynamic liquid?What is meant by the term glass transition temperature?What are the technological properties...