So Jarrott and his Focused Energy colleague Jacob Peterson decided to set off on their own, founding Hexium with an eye ...

The “lead” of a pencil is actually made of a substance called graphite which is made of carbon atoms. The picture shows a close-up of one carbon atom. A hydrogen atom has one proton as the nucleus and ...

Quarks are the reason protons have a positive charge. Each quark has a fraction of an electric charge. A proton has two up ...

The protons and neutrons are contained in the nucleus ... This shows that lithium atoms have three electrons, two in the first shell and one in the second shell. Sodium has 11 electrons.

“BNCT requires epithermal neutrons, and they are best obtained by irradiating a lithium target with a low ... a whole range of particles including protons, deuterons, neutrons, photons, alpha ...