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Keywords beginning with P

On this page you find all our encyclopedia articles on keywords beginning with "P". Indented lines indicate articles on related topics. Further below, you find the acronyms.

(See also: list of products for the letter P)

p–i–n photodiodes

pair-induced quenching → quenching

PANDA fibers → polarization-maintaining fibers

parabolic index fibers → graded-index fibers

parabolic mirrors

parabolic pulses

Case study: parabolic pulses in a fiber amplifier

parametric amplification

Spotlight 2007-12-11: The idler wave – essential for parametric amplification and oscillation

parametric amplifiers → optical parametric amplifiers

parametric fluorescence

parametric generators → optical parametric generators

parametric nonlinearities

parametric oscillators → optical parametric oscillators

parasitic absorption → absorption

parasitic lasing

paraxial approximation

passive fibers

passive mode locking

Spotlight 2018-01-08: Self-starting of passively mode-locked lasers

Spotlight 2017-08-31: Passive mode locking with slow saturable absorbers: surprisingly stable!

Spotlight 2017-04-12: Does a saturable absorber in a laser lead to passive Q switching or mode locking?

Self starting of passively mode-locked lasers: difficult to model

Case study: passively mode-locked picosecond bulk laser

passive Q switching → Q switching

patch cables → fiber patch cables

peak power

percentage of doping → doping concentration

perfect diffusion → Lambertian emitters and scatterers

periodic poling

Pfund cells → multipass gas cells

phase → optical phase

phase coherence → coherence

phase constant → propagation constant

phase matching

Spotlight 2008-03-10: Automatic phase matching

phase-matching bandwidth

phase mismatch → phase matching

phase modulators

phase noise

phase-sensitive amplification → parametric amplification

phase shift method for distance measurements

phase-squeezed light → squeezed states of light

phase synchronization of lasers → synchronization of lasers

phase velocity

phonon-terminated lasers → vibronic lasers


phosphate glasses



photo cameras

photo-induced attenuation → photodarkening

photoacoustic spectroscopy → spectroscopy


photochromic damage → photodarkening

photochromic materials

photoconductive detectors

photoconductive sampling

photoconductive switches

photocouplers → opto-isolators



photodetector arrays → photodiode arrays


Spotlight 2009-11-13: Photodetection: optical and electrical powers

photodiode arrays


Spotlight 2009-12-13: Johnson-Nyquist noise in photodiode circuits

Spotlight 2006-10-16: Using a current amplifier for optical power measurements and recording with a photodiode

photoelectric detectors → photoemissive detectors

photoelectric effect

photoemission → photoelectric effect

photoemissive detectors

photographic objectives

photoinduced losses → photodarkening




photometry → optical metrology


photon counting

photon number states → nonclassical light

photon science → photonics

photon statistics → nonclassical light

photonic bandgap fibers

photonic crystal fibers

photonic integrated circuits

photonic metamaterials

photonic power → power over fiber



Spotlight 2008-05-05: Length of a photon

Spotlight 2007-03-23: Explaining the nature of photons to lay persons

Spotlight 2007-02-16: The science of biophotons

photopic vision → scotopic and photopic vision

photoreceivers → photodetectors

photoresistors → photoconductive detectors

photosensitivity → fiber Bragg gratings



physical optics → wave optics

picosecond lasers

picosecond pulse amplifiers → ultrafast amplifiers

pigtailed diode lasers → fiber-coupled diode lasers


planar lightwave circuits → photonic integrated circuits

planar waveguides

Planck law → thermal radiation

plane waves

plasma deposition methods → fiber fabrication

plastic optical fibers

plastic optics

plate beam splitters → beam splitters

Pockels cell drivers

Pockels cells

Pockels effect

pointing stability → beam pointing fluctuations


polarimetry → polarimeters

polarization beam combining

polarization beat length

polarization controllers → fiber polarization controllers

polarization coupling → polarization beam combining

polarization extinction ratio → polarization of light

polarization gradient cooling → Sisyphus cooling

polarization-maintaining fibers

Spotlight 2007-05-19: Why strong birefringence in fibers helps

polarization mode dispersion

polarization of light

Spotlight 2019-08-26: Can monochromatic light be unpolarized?

polarization-preserving fibers → polarization-maintaining fibers

polarization rotators → Faraday rotators

polarization waves


Case study: polarizing cube

polarizing beam splitters → polarizers

polarizing cubes → thin-film polarizers

Polaroid filters → polarizers

polychromatic light

polycrystalline fibers → mid-infrared fibers

polymer optical fibers → plastic optical fibers

polymer optics → plastic optics

population inversion

position-sensitive detectors

power amplification factor → amplification factor

power amplifiers → master oscillator power amplifier

power density

power efficiency → wall-plug efficiency

power meters → optical power meters

power monitors → optical power monitors

power over fiber

power scaling of lasers

Spotlight 2007-12-03: New paper on power scaling of lasers

Spotlight 2007-09-07: Power scaling in downward direction

power spectral density

power splitters → beam splitters

Poynting vector walk-off → spatial walk-off

praseodymium-doped fibers → rare-earth-doped fibers

precision fiber cleavers → fiber cleavers

preforms → fiber fabrication

primary colors → color spaces

principal dispersion

principal points and principal planes

prism-based beam expanders → anamorphic prism pairs

prism pairs

prism retroreflectors → prisms


profilometers → optical profilometers

propagation constant

propagation losses

protected metal-coated mirrors → first surface mirrors

pulse break-up → nonlinear pulse distortion

pulse characterization

pulse compression

Case study: nonlinear pulse compression

pulse duration

Spotlight 2017-10-03: Importance of spectral wings on the pulse duration

pulse energy

pulse front tilt

pulse generation

pulse length → pulse duration

pulse pickers

pulse propagation modeling

Numerical representation of ultrashort pulses

Ultrashort pulse simulations with the RP Fiber Power software

pulse repetition rate

pulse shape → Gaussian pulses

pulse shapers

pulse stretchers

pulse-to-pulse jitter → timing jitter

pulse width → pulse duration

pulsed laser deposition

pulsed lasers


pump–probe measurements

pump–probe spectroscopy → time-resolved spectroscopy

pump absorption

Spotlight 2007-08-22: Saturation of pump absorption – an important issue?

Case study: pump absorption in a double-clad fiber

pump chambers

pump combiners → fiber-optic pump combiners

pump depletion

pump parameter

pump threshold → threshold pump power

pupils → entrance and exit pupil

pyroelectric detectors

Acronyms beginning with P

P-APM = polarization additive-pulse mode lockingnonlinear polarization rotation

PCF = photonic crystal fiber or polymer cladded fiber

PCVD = plasma chemical vapor deposition → fiber fabrication

PECVD = plasma-enhanced chemical vapor deposition → fiber fabrication

PIC = photonic integrated circuit

PICVD = plasma impulse chemical vapor deposition → fiber fabrication

PL = photoluminescence

PLC = planar lightwave circuit

PLD = pulsed laser deposition

PM fiber = polarization-maintaining fiber

PMD = polarization mode dispersion

PMT = photomultiplier tube

POF = plastic optical fiber

PRF = pulse repetition frequency → pulse repetition rate

PSD = position-sensitive diode (or device or detector)

PSD = power spectral density

… 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.