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Netherlands Netherlands · Delft · 52.012, 4.359

Delphi

Delphi, a research reactor (subcritical assembly) in Delft, Netherlands, operated by Delft University of Technology. Operating, first critical in 2004.

It is one of the 3 research reactors operating in the Netherlands, the only zero-power assembly among them. It went critical 44 years after the first research reactor in the Netherlands, LFR (1960). It is one of 20 subcritical assemblies operating worldwide, spread across 13 countries. Its declared uses include teaching and training.

Country
Netherlands
City
Delft
Type
Subcritical assembly
Thermal power
critical
Operator
Delft University of Technology
Status
Operating
First criticality
2004
Purpose
Teaching, training

Data: IAEA RRDB · updated on Sep 3, 2026

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