What kind of ray did Bragg use in his Nobel-prize winning research?
Gamma Ray
Beta Ray
X-ray
Ultraviolet Ray
Answer
X-ray. Bragg's research on X-rays earned him the Nobel Prize in Physics in 1915. X-rays are a type of electromagnetic radiation, like visible light, but with much shorter wavelengths.
The Brilliance of Bragg: Unraveling the Legacy of William Henry Bragg