noun
- Plural of americium; atoms or samples of the chemical element americium (atomic number 95), a synthetic radioactive metal.
Usage: chemistry; technical
Examples
- Americiums are produced in nuclear reactors by bombarding plutonium with neutrons.
- The laboratory stored several samples of americiums in shielded containers.
- Americiums have a half-life measured in hundreds of years, making them useful in certain applications.
- Scientists study the properties of americiums to understand transuranic elements better.