We have shown that it is possible to create a radioactivity...
We have shown that it is possible to create a radioactivity characterized by the emission of positive or negative electrons in boron and magnesium by bombardment with alpha rays.
![Irene Joliot-Curie Quote About Alpha, Emission, Positive, Possible, Shown: We Have Shown That It...](http://qt.azureedge.net/resources/quotes-images-large/we-have-shown-that-it-is-possible-to-create-a-radioactivity-characterized-by-the-373427d10cd398e6de3ffb8db5aabb34.jpg)
We have shown that it is possible to create a radioactivity characterized by the emission of positive or negative electrons in boron and magnesium by bombardment with alpha rays.