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Fundamental interaction

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Summary

An interaction currently treated as irreducible within established theory. The conventional list is gravitational, electromagnetic, strong, and weak; the Standard Model describes the latter three, with electromagnetic and weak interactions unified electroweakly and QCD forming a separate gauge factor.

Record metadata

Current classification

Electromagnetic, weak, strong, and gravitational interactions are conventionally treated as fundamental. The Standard Model contains the electroweak and strong gauge sectors but not gravitation.

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Fundamental interactionElectromagnetic interaction

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This is an authored directed relation from the source endpoint to the target endpoint.

Authored explanation

Electromagnetism is one of the four conventionally fundamental interactions.

How to interpret this relation type

The target is a member or subtype of the broader source class.

Relation sources

Fundamental interactionGravitation

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This is an authored directed relation from the source endpoint to the target endpoint.

Authored explanation

Gravitation is conventionally one of the four fundamental interactions.

How to interpret this relation type

The target is a member or subtype of the broader source class.

Relation sources

Fundamental interactionStrong interaction

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This is an authored directed relation from the source endpoint to the target endpoint.

Authored explanation

The strong interaction is one of the four conventionally fundamental interactions.

How to interpret this relation type

The target is a member or subtype of the broader source class.

Relation sources

Fundamental interactionWeak interaction

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This is an authored directed relation from the source endpoint to the target endpoint.

Authored explanation

The weak interaction is one of the four conventionally fundamental interactions.

How to interpret this relation type

The target is a member or subtype of the broader source class.

Relation sources