Water droplet on a tablecloth

Heterogeneous nucleation

This article provides answers to the following questions, among others: How can foreign particles promote nucleation?What is the contact angle?What influences the contact angle?What is the...
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...
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...
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...