base class, extends NXobject


Contact information for a user.

The format allows more than one user with the same affiliation and contact information, but a second NXuser group should be used if they have different affiliations, etc.


No symbol table

Groups cited:



@default: (optional) NX_CHAR

Declares which child group contains a path leading to a NXdata group.

It is recommended (as of NIAC2014) to use this attribute to help define the path to the default dataset to be plotted. See https://www.nexusformat.org/2014_How_to_find_default_data.html for a summary of the discussion.

name: (optional) NX_CHAR

Name of user responsible for this entry

role: (optional) NX_CHAR

Role of user responsible for this entry. Suggested roles are “local_contact”, “principal_investigator”, and “proposer”

affiliation: (optional) NX_CHAR

Affiliation of user

address: (optional) NX_CHAR

Address of user

telephone_number: (optional) NX_CHAR

Telephone number of user

fax_number: (optional) NX_CHAR

Fax number of user

email: (optional) NX_CHAR

Email of user

facility_user_id: (optional) NX_CHAR

facility based unique identifier for this person e.g. their identification code on the facility address/contact database

ORCID: (optional) NX_CHAR

an author code, Open Researcher and Contributor ID, defined by https://orcid.org and expressed as a URI

Hypertext Anchors

Table of hypertext anchors for all groups, fields, attributes, and links defined in this class.

documentation (reST source) anchor

web page (HTML) anchor





















NXDL Source: