Which component of light interacts with the Polaroid material? What is a dark matter? What kind of ferromagnetic material is used for coating magnetic tapes in a cassette player, or for building a modern computer? How much energy would it take to make a wormhole?
Light is a form of energy, causing the sensation of sight. It is an electromagnetic wave defined by the wave equation, its frequency and its wavelength. Light also has a particle nature and is composed of small packets of energy called photons....
A digital image is composed of a rectangular array of numbers that are used to form an image. It has both geometric and radiometric properties. Each number in the array represents a pixel. A pixel in its basic form is a number in an array that describes the brightness and color of a po...
In 1900, Max Planck suggested instead that photons must be particles because of the way radiation behaves. This opened the door for Einstein to suggest in 1905 that light is both particles and waves. His explanation is based on the photoelectric effect. This is the way a sheet of metal emit...
Composed of tiny particles of electromagnetic energy, photons are the stuff of light. When photons are absorbed by a photovoltaic cell, which contains a semiconducting material such as silicon or platinum, the energy from the photon is transfered to an electron in an atom of the \"solar cell...
The photoelectric effect reveals that when light — composed of packets of energy called photons — interacts with specific materials, it frees electrons from their atomic bonds. A photon’s energy is directly related to its frequency. Only photons with sufficient energy levels (usually from the ...
(originally abbreviated as exciton complexes). Excimer molecules are usually diatomic and composed of two atoms or molecules. If both are in the ground state, they will not bind. The lifetime of quasi molecular molecules is very short, about nanoseconds. The combination of a large number of ...
mitosis. Chromatin is composed ofDNAand skeletalproteinsand is called a nucleosome when wrapped around these proteins in sequence. Even more tightly wound nucleosomes are called chromatin fibers. Chromatin condenses DNA enough to fit within a cell's nucleus. Condensed chromatin fibers form chromosomes...
g-radiation(g)is the process of spontaneous emission by a nucleus of a photon (several photons) having energies referred to the ionizing radiation. Transitions of nuclei from long-living states (with an average lifetime of more than 100 ns) to lower energy levels are called isomeric transitions...
Light is often described as a wave and a particle, which is because it is composed of photons that move like waves. It usually refers to the part of the electromagnetic spectrum that we can see. Answer and Explanation:1 All colors except black reflect light; the color that we see is act...