NEW DELHI: India took a major step towards nuclear fuel self-reliance when its indigenously developed Prototype Fast Breeder Reactor (PFBR) at Kalpakkam in Tamil Nadu attained criticality on 6 April.

India’s first indigenously designed and built prototype fast breeder reactor (PFBR) has attained criticality at Kalpakkam in Tamil Nadu, taking the country a step closer towards achieving a viable ...

In an important milestone, the prototype fast breeder reactor (PFBR) at Kalpakkam achieved criticality on April 6. The term ‘criticality’ is familiar to India: over the decades, it has been associated ...

NEW DELHI: India has taken a major step towards nuclear fuel self-reliance after its indigenously developed Prototype Fast Breeder Reactor (PFBR) at Kalpakkam attained criticality, marking the start ...

Kalpakkam milestone boosts fuel self-reliance and advances thorium-based energy strategy The PFBR is a 500 MWe fast breeder reactor, designed to both generate power and produce more fuel than it ...

Marking a significant step forward in India’s nuclear power programme, Prime Minister Narendra Modi, via a post on X, late on Monday (April 6, 2026), said that the prototype fast breeder reactor (PFBR ...

The Prime Minister said the advanced reactor was capable of producing more fuel than it consumes, calling it a major technological achievement for India’s nuclear sector.“This advanced reactor, ...

India’s first commercial fast breeder reactor, the 500 MW Prototype Fast Breeder Reactor (PFBR), has just gone “critical” — meaning a sustained chain reaction has begun inside the reactor, a step ...

The first Indian-built fast breeder nuclear reactor has achieved criticality, the stage at which the atomic reaction becomes self-sustaining, according to a statement from Prime Minister Narendra Modi ...

The initiation of a controlled nuclear fission chain reaction at the Prototype Fast Breeder Reactor sees India move into the second stage of a three-stage nuclear programme which ultimately aims to ...

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