< /gwɪn/, 1887–1915, English physicist: pioneer in x-ray spectroscopy.
noun
- Henry Gwyn-Jeffreys. 1887–1915, English physicist. He showed that the wavelengths of X-rays emitted from the elements are related to their atomic numbers
< /gwɪn/, 1887–1915, English physicist: pioneer in x-ray spectroscopy.
noun