High temperature reactors use helium as the coolant can use the brayton cycle turbines instead of steam turbines. https://en.wikipedia.org/wiki/Brayton_cycle ht

High temperature reactors use helium as the coolant can use the brayton cycle turbines instead of steam turbines. https://en.wikipedia.org/wiki/Brayton_cycle https://en.wikipedia.org/wiki/Brayton_cycle https://en.wikipedia.org/wiki/Very-high-temperature_reactor https://en.wikipedia.org/wiki/Very-high-temperature_reactor