This article is about the energy dispersive x ray analysis pdf, production, and uses of the radiation. Different applications use different parts of the X-ray spectrum.

X-rays in 1895, because he was the first to systematically study them, though he is not the first to have observed their effects. Many of the early Crookes tubes undoubtedly radiated X-rays, because early researchers noticed effects that were attributable to them, as detailed below. Wilhelm Röntgen was the first to systematically study them, in 1895. The discovery of X-rays stimulated a veritable sensation. Röntgen’s biographer Otto Glasser estimated that, in 1896 alone, as many as 49 essays and 1044 articles about the new rays were published. 23 articles to it in that year alone. Sensationalist reactions to the new discovery included publications linking the new kind of rays to occult and paranormal theories, such as telepathy.

Neither found the cause nor investigated this effect. 1886 he found that sealed photographic plates became dark when exposed to the emanations from the tubes. X-ray photograph, Pulyui published high-quality X-ray images in journals in Paris and London. The Crookes tube is visible in center. Heinrich Hertz, conducted experiments to see whether cathode rays could pass out of the Crookes tube into the air.