Learning about quantum mechanics by exploring Planck's constant: units and value. Schrodinger's equation: time evolution; momentum. angular momentum. Heisenberg Uncertainty Principle. de Broglie wavelength.
http://www.truelightoflife.com -- http://www.insight.spruz.com _ A few years before, Max Planck's work had contained the first suggestion of a discreteness in energy, but Einstein went far beyond this.