These pints are divided into two cups (though the imperial cup is rarely used now), which in turn are divided into two gills (gills are also rarely used). Thus a gallon is equal to four quarts, eight pints, sixteen cups or thirty-two gills.
Binding constant. Home Â» Binding constant. Definition. noun. A mathematical constant that describes the bonding affinity between two molecules at equilibrium. Supplement. It is the measure of the affinity of an enzyme for its substrate. An example is the measure of the strength of binding in the hapten-antibody interaction.
Planck constant. The Planck constant (Planck's constant) links the amount of energy a photon carries with the frequency of its electromagnetic wave. It is named after the physicist Max Planck. It is an important quantity in quantum physics. The Planck constant has dimensions of physical action: energy multiplied by time, or momentum multiplied by distance.