Skip to main content

SampleDescriptionVocabulary

Search from vocabulary

Content language

Concept information

... > Physical system > Sample > Sample component > Material > Material description > Structure (Material) > Micro structure > Micro structure feature > Cluster
... > Physical system > Material > Material description > Structure (Material) > Micro structure > Micro structure feature > Cluster

Preferred term

Cluster  

Definition

  • 1. A number of metal centres grouped close together which can have direct metal bonding interactions or interactions through a bridging ligand, but are not necessarily held together by these interactions. (IUPAC). 2. A grouping of a number of similar things. (Ontobee, NCI Thesaurus OBO Edition). 3. A cluster is an ensemble of bound atoms or molecules in the sizes range between a simple molecule and a nanoparticle as described by https://en.wikipedia.org/wiki/Atom_cluster (MatPortal, BWMD Domain Ontology). 4. A group of similar things that are close together, sometimes surrounding something (Cambridge dictionary). 5. Atoms and molecules are the smallest forms of matter typically encountered under normal conditions and are in that sense the basic building blocks of the material world. (Britannica).

Broader concept

URI

https://purls.helmholtz-metadaten.de/evoks/sdv/Cluster

Download this concept:

RDF/XML TURTLE JSON-LD