- A
photon (from
Ancient Gr**** φῶς, φωτός (phôs, phōtós) 'light') is an
elementary particle that is a
quantum of the
electromagnetic field,
including electromagnetic...
- Look up
Photon or
photon in Wiktionary, the free dictionary. A
photon is an
elementary particle of light.
Photon may also
refer to:
Photon (comics), two...
-
Photon energy is the
energy carried by a
single photon. The
amount of
energy is
directly proportional to the
photon's electromagnetic frequency and thus...
- two-
photon absorption (TPA or 2PA), also
called two-
photon excitation or non-linear absorption, is the
simultaneous absorption of two
photons of identical...
-
wavelengths less than 10 picometers (1×10−11 m),
gamma ray
photons have the
highest photon energy of any form of
electromagnetic radiation. Paul Villard...
- single-
photon source (also
known as a
single photon emitter) is a
light source that
emits light as
single particles or
photons. Single-
photon sources...
-
Photon counting is a
technique in
which individual photons are
counted using a single-
photon detector (SPD). A single-
photon detector emits a
pulse of...
-
frequency of the
photon, and h is the
Planck constant. Thus,
higher frequency photons have more energy. For example, a 1020 Hz
gamma ray
photon has 1019 times...
- high
frequency photons scattering following an
interaction with a
charged particle,
usually an electron. Specifically, when the
photon hits electrons...
- Three-
photon microscopy (3PEF) is a high-resolution
fluorescence microscopy based on
nonlinear excitation effect.
Different from two-
photon excitation...
