# #Mon Aug 09 12:01:57 CEST 2010 Text__Il2mgKOdEd-WfYQ0GneCwQ_title=The Diffraction of Electrons and X-Rays Text__Il2mgKOdEd-WfYQ0GneCwQ_text=In 1927 de Broglie\u2019s idea of the wave character of matter is confirmed impressively\: Clinton Davisson and Lester Germer deflect electron radiation in crystal lattices. They obtain patterns similar to the ones Max von Laue did in his X-ray deflection experiments. Thus it is merely a matter of perspective whether light and matter appear to be waves or particles \u2013 wave-particle dualism is established.