Various topics

Are the current group categorizations of elements correct based on the structure of the nucleus?

How does the number of connections affect the strength of material?

How to do calculations on electrostatic forces, not based on point-charges?

Develop the Semi-Empirical Binding Energy Formula for SAM.

Why must the five-ending be completed before further growth is possible?

Where does the relation of atomic sizes come from relative to the running cycle-of-eight?

Does the gamma, x-ray and photon specific emission lines relate to the specific steps of the re-settling nucleus?

Why has nitrogen such a strange electron affinity value?