** or k < sub > e </ sub > is the Coulomb constant.

** Coulomb, a unit of electric charge

** Coulomb blockade, an increased resistance of certain electronic devices

** Coulomb collision, a collision between two particles when the force between them is given by Coulomb's law

** Coulomb damping, a type of constant mechanical damping

** Coulomb explosion, a mechanism of laser vaporization

** Coulomb friction, a friction model which is not proportional to velocity and depends only on the direction of movement

** Coulomb operator, a quantum mechanical operator used in quantum chemistry

** Coulomb stress transfer, an interaction criterion important in the study of earthquakes

** Mohr – Coulomb theory, a mathematical model describing the response of certain materials to stresses

** Coulomb ( crater ), a lunar crater

** In the Netherlands, a fringing barrier between the North Sea and a shallow lake collapses, causing the fifth largest flood in recorded history which creates the Zuider Zee inlet and kills over 50, 000 people ; it also gives sea access to Amsterdam, allowing its development as an important port city.

** Wheelchair lift ( also called a " platform lift "), a powered device to assist a person in a wheelchair in passing a vertical barrier

** Ataka ( 安宅 ) Ataka-no-Seki is a barrier station in Kamakura period

** Alpha-GPC — thought to be the only cholinergic that delivers choline to the brain across the Blood – brain barrier ; sold under its chemical name

** Poverty is a major barrier to education, especially among older girls

** Assuming infant surgery is successful, there is no barrier to engaging in normal sexual activities, and less distortion of psychosexual identity.

** Jim Hurtubise nearly broke the elusive and much-anticipated 150 mph barrier.

** April 7 — Travis ' " Hard Rock Bottom Of Your Heart " breaks the four-week barrier, the first since 1978's " Mamas, Don't Let Your Babies Grow Up To Be Cowboys " by Waylon Jennings and Willie Nelson.

** Memory barrier, an instruction to enforce an ordering constraint on memory operations in a computer program

** Psionic Blasts: the ability to emit blasts of psionic energy which don't harm its victims physically but mentally instead.

** Thermodynamics, the study of the relationships between heat and mechanical energy

** Discharger, an electrical device that releases stored energy

** Lactic acid fermentation, the biological process by which sugars such as glucose, fructose, and sucrose, are converted into cellular energy and the metabolic byproduct lactate

** Motion, position, and energy

** Energy source the transfer of energy from one source, to work in another.

** Superconducting magnetic energy storage ( SMES )

** Compressed air energy storage ( CAES )

** Flywheel energy storage

** Hydroelectric energy storage

** Gravitational potential energy ( device )

** Conventional: Chemicals such as gunpowder and high explosives store significant energy within their molecular bonds.

** Nuclear: A runaway nuclear fission or nuclear fusion reaction causes immense energy release.

** Universally a general lack of energy

** Universally a general lack of energy

** Electronic media, communications delivered via electronic or electromechanical energy

** Coupling loss, the loss that occurs when energy is transferred from one circuit, optical device, or medium to another

** Straw may be fed as part of the roughage component of the diet to cattle or horses that are on a near maintenance level of energy requirement.

** The use of straw as a carbon-neutral energy source is increasing rapidly, especially for biobutanol.

** Internal fan-cooled electric motor, an electric motor that is self-cooled by a fan, typically used for motors with a high energy density

** Synthetic molecular motor, molecular machines capable of rotation under energy input

** Phonon-phonon scattering, a phonon breaking into two lower energy phonons or a phonon colliding with another phonon and merging into one higher energy phonon.

** Fluorescence, photoluminescence in which the emitted photons are of lower energy than those absorbed

** Repairing and modernizing public housing, including increasing the energy efficiency of units, $ 4 billion to the Department of Housing and Urban Development ( HUD )