ALL ABOUT ATOMS

X Rays and the Numbering of the Elements

X Rays and the Numbering of the Elements When a solid target, such as solid copper or tungsten, is bombarded with electrons whose kinetic energies are in the kilo electron-volt range, electromagnetic radiation called x rays is emitted. Our concern here is what these rays-whose medical,  dental, and industrial usefulness is so well known and widespread-can teach us …

X Rays and the Numbering of the Elements Read More »

Multiple Electrons in Rectangular Traps (PROBLEMS)

Multiple Electrons in Rectangular Traps  (PROBLEMS) To prepare for our discussion of multiple electrons in atoms. let us discuss two electrons confined to the rectangular traps . We shall again use the quantum numbers we found for those traps when only one electron was confined. However. here we shall also include the spin angular momenta of the two …

Multiple Electrons in Rectangular Traps (PROBLEMS) Read More »

Magnetic Resonance

Magnetic Resonance As-we discussed briefly in Section 32-4, a proton has an intrinsic spin angular momentum S and an associated spin magnetic dipole moment Ii that are in the same direction (because the proton is positively charged). If a proton is.located in a uniform  magnetic field jj directed along a z-axis, the z component IJ.: of the …

Magnetic Resonance Read More »