Books etc

Book 1

In Book 1 in which Millie meets two electrons and her adventures begin, children get to know Millie and learn in a simple and playful way about electrons: the intrinsic nature of their spin, and their wave-particle duality. Children love this book. Here are some of their comments: I like Mil...…
in books
Book 1

Discovery of the electron

In the article on elementary particles, we read that, in 1804, John Dalton demonstrated the existence of atoms, which he imagined as hard spheres. More than 90 years later, in 1897, the experiments of Joseph John Thomson, a British physicist, showed that atoms contain electrons, tiny particles...…
in history
Discovery of the electron

Empty space in atoms

In the article about the discovery of the electron, we read that the atom is more empty than full. The nucleus is ten thousand times smaller than the atom, and the electrons are very far apart. This is why, when Millie first arrives in the world of particles (book number 1), she feels complete...…
in quantum concepts
Empty space in atoms