Inertial confinement fusion (ICF) is a method of achieving nuclear fusion, a process where two atomic nuclei combine to release energy. In the case of inertial confinement fusion, the fusion reaction is initiated by compressing and heating a small...

An instrument in which an image of the sun is scanned by the entrance slit of a monochromator, the exit slit simultaneously...

Optical materials refer to substances or compounds specifically chosen for their optical properties and used in the...

In chemistry, a halide refers to a chemical compound containing one or more halogen atoms bonded to another element. The...

Nonlinear optical materials are substances that exhibit optical properties that are not linearly proportional to the...

Hyperchromic shift refers to an increase in the absorption of light, leading to a higher absorbance, often observed in...

A vacuum pump in which pressure is reduced by condensing gases on surfaces cryogenically cooled to about 20 K (liquid...

An array of lines in the infrared region of the emission spectrum of atomic hydrogen. Their wave numbers are expressed by...

Inertial fusion energy (IFE) refers to a proposed method of generating electricity by harnessing the energy released from...

A large tank filled with liquid hydrogen, with a flat window at one end and complex optical devices for observing and...

Basically, a hydrogen atom with two alterations, positronium is the lightest atom in the universe and has an extremely light...

A saturated compound of carbon and hydrogen used as a liquid coating material for optical components in high-power laser...

Van der Waals forces refer to the attractive or repulsive forces between molecules (or parts of molecules) that arise from...

An electro-optic modulator (EOM) is a device used to modulate the amplitude, phase, or polarization of light waves using an...

Hydrophobic is a term used to describe substances or materials that repel or do not readily interact with water. The word...

Hydrophilic is a term used to describe substances or materials that have an affinity for water. The word hydrophilic comes...

The photographic recording of gas bubbles produced when particles traverse liquid hydrogen in a bubble chamber.

Laws that predict the maximum power output as a function of tube diameter for a hydrogen cyanide laser of a given discharge...

Specially designed optics for the observation and photographing of hydrogen in a bubble chamber.

A phenomenon, exploited for medical imaging, in which the nuclei of material placed in a strong magnetic field will absorb...

A 2-million W, 2.7-µm-wavelength hydrogen-fluoride laser used as a directed energy weapon.

Mathematical compensation for the nonhydrogenic behavior of recombination radiation levels of gases, based on the quantum...

The term "Rydberg atom" refers to an atom in a highly excited state where one or more of its electrons are in a Rydberg...

A gas laser having a mixture of gases that makes it useful in the lab. The mixture of gases flows through a pressure and...

The hydrogen-derived, ultraviolet radiation running from 1216 to 512 A, discovered by Theodore Lyman in 1914.

Fusion ignition refers to the point in a controlled nuclear fusion reaction where the energy released by the fusion...

A vapor-phase oxidation process for fabricating graded-index optical fibers. It differs from outside vapor phase deposition...

A photoreceptor material used in solar cells and in drums for laser printers and high-speed copiers because of its high...

A technique in photometry that uses an oxyhydrogen or oxyacetylene flame to optically excite a solution containing the...