Enum: ReactorModeratorEnum

Neutron moderator types used in nuclear reactors

Permissible Values

Value	Title	Description	Chemical Formula	Moderation	Moderation Effectiveness	Neutron Absorption	Neutron Spectrum	Temperature Resistance
LIGHT_WATER	Light Water (H2O)	Ordinary water as neutron moderator	H2O		good	moderate
HEAVY_WATER	Heavy Water (D2O)	Deuterium oxide as neutron moderator	D2O		excellent	very low
GRAPHITE	Graphite	Carbon graphite as neutron moderator	C		good	low		high
BERYLLIUM	Beryllium	Beryllium metal as neutron moderator	Be		good	very low
NONE	No Moderator	Fast reactors with no neutron moderation		none			fast

Slots

Name	Description
reactor_moderator	Neutron moderator type used in reactor

Identifier and Mapping Information

Schema Source

from schema: https://w3id.org/linkml/valuesets

LinkML Source

name: ReactorModeratorEnum
instantiates:
- valuesets_meta:ValueSetEnumDefinition
description: Neutron moderator types used in nuclear reactors
title: Reactor Moderator
from_schema: https://w3id.org/linkml/valuesets
contributors:
- orcid:0000-0002-6601-2165
- https://github.com/anthropics/claude-code
status: DRAFT
rank: 1000
permissible_values:
  LIGHT_WATER:
    text: LIGHT_WATER
    description: Ordinary water as neutron moderator
    annotations:
      chemical_formula:
        tag: chemical_formula
        value: H2O
      moderation_effectiveness:
        tag: moderation_effectiveness
        value: good
      neutron_absorption:
        tag: neutron_absorption
        value: moderate
    title: Light Water (H2O)
  HEAVY_WATER:
    text: HEAVY_WATER
    description: Deuterium oxide as neutron moderator
    annotations:
      chemical_formula:
        tag: chemical_formula
        value: D2O
      moderation_effectiveness:
        tag: moderation_effectiveness
        value: excellent
      neutron_absorption:
        tag: neutron_absorption
        value: very low
    title: Heavy Water (D2O)
  GRAPHITE:
    text: GRAPHITE
    description: Carbon graphite as neutron moderator
    annotations:
      chemical_formula:
        tag: chemical_formula
        value: C
      moderation_effectiveness:
        tag: moderation_effectiveness
        value: good
      neutron_absorption:
        tag: neutron_absorption
        value: low
      temperature_resistance:
        tag: temperature_resistance
        value: high
    title: Graphite
  BERYLLIUM:
    text: BERYLLIUM
    description: Beryllium metal as neutron moderator
    annotations:
      chemical_formula:
        tag: chemical_formula
        value: Be
      moderation_effectiveness:
        tag: moderation_effectiveness
        value: good
      neutron_absorption:
        tag: neutron_absorption
        value: very low
    title: Beryllium
  NONE:
    text: NONE
    description: Fast reactors with no neutron moderation
    annotations:
      neutron_spectrum:
        tag: neutron_spectrum
        value: fast
      moderation:
        tag: moderation
        value: none
    title: No Moderator