RP Photonics logo
RP Photonics
Technical consulting services on lasers, nonlinear optics, fiber optics etc.
Profit from the knowledge and experience of a top expert!
Powerful simulation and design software.
Make computer models in order to get a comprehensive understanding of your devices!
Success comes from understanding – be it in science or in industrial development.
The famous Encyclopedia of Laser Physics and Technology – available online for free!
The ideal place for finding suppliers for many photonics products.
Advertisers: Make sure to have your products displayed here!
… combined with a great Buyer's Guide!
VLib part of the

Keywords beginning with A

See also our glossary!

A short explanation for a term is also displayed, when you move the mouse cursor on an article keyword in the list.

(Acronyms: see below)

Abbe number → chromatic aberrations

ABCD matrix

absolute phase → carrier–envelope offset

absorption cross sections → transition cross sections

absorption efficiency → pump absorption

absorption saturation → pump absorption

absorption spectroscopy → spectroscopy

acceptance angle in fiber optics

acceptance angle in nonlinear optics → critical phase matching

achromatic lenses → lenses

achromatic optics

acousto-optic modulators

active fibers → rare-earth-doped fibers

active laser media → gain media

active mirror → thin-disk lasers

active mode locking

active optical cables → fiber-optic links

active Q switching → Q switching

active stabilization → stabilization of lasers

adaptive optics → laser guide stars

add-drop multiplexers → wavelength division multiplexing

additive-pulse mode locking

adiabatic soliton compression

adjoint modes → resonator modes

air-guiding fibers → hollow-core fibers

alexandrite lasers

alexandrite lasers → vibronic lasers

alignment sensitivity

Spotlight 2015-05-14: Alignment sensitivity of laser resonators – an important design criterion

Spotlight 2011-06-10: Are compact resonators more stable?

alkali vapor lasers → gas lasers

all-solid-state lasers

allowed transitions → forbidden transitions

alpha factor → linewidth enhancement factor

aluminum mirrors → metal-coated mirrors

amplification bandwidth → gain bandwidth

amplification factor

amplified spontaneous emission

Tutorial chapter on ASE in fiber amplifiers

Spotlight 2015-03-11: Strange time dependence of ASE from a fiber amplifier

Spotlight 2013-07-08: Amplified spontaneous emission in fiber amplifiers

Spotlight 2007-08-06: Fiber amplifiers: more ASE for larger core with higher NA?

Spotlight 2007-07-30: Fiber amplifiers: stronger ASE in backward direction

amplifier chains

Tutorial chapter on multi-stage fiber amplifiers

amplifier noise

Tutorial chapter on noise of fiber amplifiers

amplifier stages → amplifier chains

amplifier transitions → laser transitions


amplifying fibers → rare-earth-doped fibers

amplitude noise → intensity noise

amplitude-squeezed light

anamorphic prism pairs

anamorphic prisms → prisms

angle cleaving → cleaving of fibers

angle phase matching → critical phase matching

anomalous dispersion → dispersion

anti-reflection coatings

anti-Stokes fluorescence cooling → optical refrigeration

antibunching → nonclassical light

aperiodic fiber gratings → fiber Bragg gratings

apochromats → achromatic optics

applications of lasers → laser applications

arc lamp pumping → lamp-pumped lasers

argon fluoride lasers → excimer lasers

argon ion lasers

arrayed waveguide gratings

artificial saturable absorbers → saturable absorbers

aspheric lenses → lenses

asynchronous sampling → optical sampling

athermal lasers → radiation-balanced lasers

atmospheric correction → laser guide stars

attenuators → optical attenuators

attosecond pulses → high harmonic generation


avalanche photodiodes

axial mode spacing → free spectral range

axial modes → resonator modes

Acronyms beginning with A

AOC = active optical cable → fiber-optic links

AOM = acousto-optic modulator

APD = avalanche photodiode

APM = additive-pulse mode locking

AR → AR coating = anti-reflection coating

ASE = amplified spontaneous emission

AVD = axial vapor deposition → fiber fabrication

AWG = arrayed waveguide grating

… and if you need any more help on such topics, consider to use the consulting services of RP Photonics Consulting GmbH! There is a variety of various services available in topical areas such as lasers, amplifiers, nonlinear optics, fiber optics, ultrashort pulses, multilayer mirrors, noise and fluctuations, and other topics in photonics and optoelectronics.