Amaravati, June 22 -- Amaravati Quantum Valley has achieved a major milestone in India's quantum technology journey by successfully reaching an ultra-low temperature of 4 Kelvin (minus 269 degrees Celsius) at its Quantum Reference Facility in Medha Towers using an indigenously developed dilution refrigerator built largely with Indian-made components.

Officials said the breakthrough marks a significant advancement for India's quantum-computing hardware ecosystem and strengthens the country's capabilities in cryogenic technology, a critical requirement for quantum computing, secure communications, advanced sensing systems and scientific research.

According to the Amaravati Quantum Valley team, more than 80 per cent of the components used ...