ioniumの例文
もっと例文: 1 2
- Soddy asked Hitchins to investigate ionium.
- She selectively extracted uranium from ore samples to create purified uranium preparations and established a half-life for ionium.
- In 1911 Marckwald and Alexander Smith Russell published evidence suggesting that the radioactive thorium isotope 230 Th and ionium are identical.
- A related method is ionium-thorium dating, which measures the ratio of ionium ( thorium-230 ) to thorium-232 in ocean sediment.
- A related method is ionium-thorium dating, which measures the ratio of ionium ( thorium-230 ) to thorium-232 in ocean sediment.