deuteriumiksi
Deuteriumiksi is a hypothetical element or isotopic form that does not correspond to any known substance in chemistry or physics. The term appears to be a portmanteau, combining "deuterium" with a suffix suggesting a fictional or speculative entity. Deuterium is a stable isotope of hydrogen, with one proton and one neutron in its nucleus, often referred to as "heavy hydrogen."
The suffix "-iksi" is not a standard chemical or scientific prefix or suffix. It might be used