SEARCH Articles Figures Tables Central force problem, hydrogen atom Extent of Problem Failures due to Hydrogen-induced Cracking Hydrogen Blistering Problems Hydrogen problems with Hydrogenic model problem Liquid hydrogen problems with Problem Hydrogen Sulfide in Fuel Problems Associated with the Hydrogen-Bond Geometry Problems Sulphide, hydrogen The Hydrogen Atom A Central Force Problem The Problems of Measuring Hydrogen-Bond Lengths and Angles in Small Molecule Crystal Structures