attracted to each other by the Coulomb force can form a bound state called an exciton. It is an electrically neutral quasiparticle that exists mainly in condensed...
35 KB (4,628 words) - 08:08, 13 September 2024
In physics, the exciton–polariton is a type of polariton; a hybrid light and matter quasiparticle arising from the strong coupling of the electromagnetic...
8 KB (945 words) - 18:18, 27 April 2024
known as an exciton. The carrier multiplication effect in a dot can be understood as creating multiple excitons, and is called multiple exciton generation...
9 KB (997 words) - 00:12, 10 June 2024
Sound amplification by stimulated emission of radiation (section Narrow-gap indirect semiconductors and excitons in coupled quantum wells)
for electrons and holes to be bound into an exciton: indirect exciton and direct exciton. In indirect exciton, electrons and holes are in different quantum...
55 KB (7,513 words) - 22:58, 18 March 2024
magnetic field. Like excitons, trions can be created by optical excitation. An incident photon creates an exciton, and this exciton binds to an additional...
10 KB (1,230 words) - 07:08, 28 April 2024
published later in the 2000s. Condensed excitons are a superfluid and will not interact with phonons. While the normal exciton absorption is broadened by phonons...
20 KB (2,439 words) - 07:18, 21 May 2024
electrons and holes can be bound to excitons that are hydrogen-like states of matter. At the same time, the exciton binding energy is few to hundreds of...
16 KB (2,087 words) - 21:30, 29 December 2023
materials with a large exciton binding energy, it is possible for a photon to have just barely enough energy to create an exciton (bound electron–hole pair)...
23 KB (2,484 words) - 12:32, 29 August 2024
to each other to form an exciton. When this exciton recombines (when the electron resumes its ground state), the exciton's energy can be emitted as light...
113 KB (13,191 words) - 20:30, 10 September 2024
pulse can excite a pair of carriers known as an exciton in the quantum dot. The decay of a single exciton due to spontaneous emission leads to the emission...
26 KB (3,164 words) - 16:17, 6 December 2023