Term Index (Q)
Astrophysical terms and names of things beginning with the letter Q.
QA
QB
QC
QE
QF
QG
QH
QK
QM
QN
QP
QQ
QR
QS
QT
QU
QW
- Q (Toomre Q parameter): stability criterion for differentially rotating disks
- Q: see Stokes parameters
- Q: see filter designator
- Q: see quasar
- Q: see rare designator prefixes
- tidal Q: measure of orbital energy dissipated per orbit due to tidal forces
- q (deceleration parameter): measure of the Hubble expansion's deceleration
- q (mass ratio): ratio of masses of two objects such as a binary star
- chirp mass: a reduced-mass-like quantity that relates to gravitational waves
- critical density: density of the universe which leaves it flat
- Q band: name for EMR frequency-range on the order of 45 GHz
- Q band: see infrared
- mid infrared: infrared radiation with wavelengths in the 7.5-25 μm range
- Q factor: measure of oscillator's damping
- tidal Q: measure of orbital energy dissipated per orbit due to tidal forces
- Q parameter (Toomre Q parameter): stability criterion for differentially rotating disks
- Q&U Bolometric Interferometer for Cosmology (QUBIC): survey measuring the polarization of the CMB
- Q-U-I Joint Tenerife Experiment (QUIJOTE): survey to measure the polarization of the CMB
- Q/U Imaging Experiment (QUIET): survey to measure the polarization of the CMB
- Qλ: see extinction
- qc: see deceleration parameter
- Qatar: see Qatar Exoplanet Survey
- Qatar Exoplanet Survey: photometric survey that searched for transiting planets
- Qatari
- QBO (quasi-biennial oscillation): reversal of Earth equatorial prevailing winds roughly every two years
- QCD: see quantum field theory
- QCD: see strong force
- color charge: charge-like aspect of quarks and gluons
- gluon: the particle-representation of the strong force
- quantum mechanics: modern mechanical theory of small things, on the scale of atoms
- quark: type of elementary particle incorporated in protons and neutrons
- quark matter: matter not made of protons and neutrons but of quarks
- QCD matter (quark matter): matter not made of protons and neutrons but of quarks
- QE (quantum efficiency): measure of instrument's ability to sense EMR
- QED: see quantum field theory
- QES (Qatar Exoplanet Survey): photometric survey that searched for transiting planets
- QFT (quantum field theory): reworking of quantum mechanics incorporating fields
- QGP (quark-gluon plasma): extreme-temperature state of matter
- QHY600: see Las Cumbres Observatory
- QK metric
- QM (quantum mechanics): modern mechanical theory of small things, on the scale of atoms
- QM (quark matter): matter not made of protons and neutrons but of quarks
- QMAP: mid 1990s balloon-based CMB survey
- QMC (quantum Monte Carlo): MC approach to difficult quantum mechanical problems
- QN: see neutron star
- QP: see rare designator prefixes
- QPO (quasi-periodic oscillation): type of flicker of some X-ray sources
- QQ: see rare designator prefixes
- QQQ: see rare designator prefixes
- QRFH (quad-ridge flared horn): type of horn that can be incorporated in radio telescope feeds
- QRFH feed: see quad-ridge flared horn
- QRO (Queen's University Radio Observatory): early radio astronomy facility near Kingston, Ontario
- QSG: see quasar
- QSO (quasar): distant, bright object that appears something like a star
- QSO B1957+405 (Cygnus A): early-discovered radio galaxy showing a quasar
- QSR: see quasar
- QSS: see quasar
- QSS: see speckles
- QT1: see QUIJOTE
- QT2: see QUIJOTE
- QUaD: survey to measure the polarization of the CMB
- quad: see filter designator
- quad-ridge flared horn: type of horn that can be incorporated in radio telescope feeds
- quadrapole: see multipole expansion
- quadratic field strength: a measure of a star's varying magnetic field
- quadratic surface: see spheroid
- paraboloid: circularly-symmetric 3D surface based on parabola
- quadrupole: see multipole expansion
- quadrupole expansion: see multipole expansion
- quadrupole formula
- quadrupole moment of mass
- quake: vibration episode in a body
- quality factor (Q factor): measure of oscillator's damping
- tidal Q: measure of orbital energy dissipated per orbit due to tidal forces
- quantum: minimal amount of something that triggers a reaction
- quantum chromodynamics: see quantum field theory
- quantum chromodynamics: see strong force
- color charge: charge-like aspect of quarks and gluons
- gluon: the particle-representation of the strong force
- quantum mechanics: modern mechanical theory of small things, on the scale of atoms
- quark: type of elementary particle incorporated in protons and neutrons
- quark matter: matter not made of protons and neutrons but of quarks
- quantum computing: see quantum
- quantum degeneracy: see degeneracy
- quantum effects: see quantum mechanics
- quantum efficiency: measure of instrument's ability to sense EMR
- quantum electrodynamics: see quantum field theory
- quantum field theory: reworking of quantum mechanics incorporating fields
- quantum fluctuations: short-lived particles popping up at random
- quantum gravity: see graviton
- quantum hydrodynamics: see Madelung equations
- quantum mechanics: modern mechanical theory of small things, on the scale of atoms
- quantum mixing: means by which one particle spontaneously changes to another
- neutralino: proposed type of particle that might include WIMPs
- supersymmetry: extension to standard model of particle physics
- quantum Monte Carlo: MC approach to difficult quantum mechanical problems
- quantum Monte Carlo: see Monte Carlo method
- quantum number: number representing a conserved quantity
- quantum optics: see optics
- quantum physics (quantum mechanics): modern mechanical theory of small things, on the scale of atoms
- quantum rules: see quantum mechanics
- quantum scale: see quantum mechanics
- quantum state: see quantum mechanics
- quantum system: situation in which quantum theory applies
- quantum theory (quantum mechanics): modern mechanical theory of small things, on the scale of atoms
- quantum tunneling: quantum mechanical effect of particles passing through a barrier
- Quaoar
- Kuiper Belt: further part of solar system beyond Neptune
- quark: type of elementary particle incorporated in protons and neutrons
- baryon: protons, neutrons, and other three-quark particles
- color charge: charge-like aspect of quarks and gluons
- exotic star: term for theoretical stars not made of atoms/ions
- flavor: subtype of some type of particle
- gluon: the particle-representation of the strong force
- hadron: subatomic particle comprising multiple elementary particles
- hyperon: exotic type of baryon
- meson: two-quark particles
- particle: very small thing
- pion: first type of meson discovered
- quark matter: matter not made of protons and neutrons but of quarks
- quark-gluon plasma: extreme-temperature state of matter
- standard model: model of elementary particles including quarks
- supersymmetry: extension to standard model of particle physics
- quark condensate: see quark matter
- quark matter: matter not made of protons and neutrons but of quarks
- exotic star: term for theoretical stars not made of atoms/ions
- neutron degenerate matter: matter made up primarily of neutrons
- neutron star: stellar remnant consisting entirely of solar masses of neutrons
- quark: type of elementary particle incorporated in protons and neutrons
- quark star: see exotic star
- quark star: see quark matter
- quark-gluon plasma: extreme-temperature state of matter
- quark-nova: see neutron star
- quarter-wave plate: see waveplate
- Quasar: see quasar
- quasar: distant, bright object that appears something like a star
- 3C 273: first quasar discovered
- 3C 279: striking variable quasar
- 3C 303: Seyfert galaxy of interest
- 3C 48: radio galaxy/quasar
- 3C 9: first quasar discovered
- Cygnus A: early-discovered radio galaxy showing a quasar
- PG 1302-102: galaxy possibly with binary SMBH
- TXS 0506+056: blazar that is a neutrino source
- Quasar Equatorial Survey Team: see QUEST
- quasar feedback: see star formation feedback
- quasars
- quasi-biennial oscillation: reversal of Earth equatorial prevailing winds roughly every two years
- quasi-host: see quasi-satellite
- quasi-Kerr metric
- quasi-moon (quasi-satellite): body that orbits near another though they aren't bound
- quasi-periodic oscillation: type of flicker of some X-ray sources
- quasi-satellite: body that orbits near another though they aren't bound
- quasi-star: see exotic star
- quasi-static speckles: see speckles
- quasi-stellar galaxy: see quasar
- quasi-stellar object (quasar): distant, bright object that appears something like a star
- quasi-stellar radio source: see quasar
- quasi-stellar source: see quasar
- quasiparticle: disturbance that acts like a particle
- QUBIC: survey measuring the polarization of the CMB
- Queen's Radio Observatory (Queen's University Radio Observatory): early radio astronomy facility near Kingston, Ontario
- Queen's University at Kingston
- Queen's University Radio Observatory: early radio astronomy facility near Kingston, Ontario
- quenched: see star formation
- quenched galaxy: galaxy currently producing minimal stars
- quenching: see quenched galaxy
- QUEST: sixteen square-degree survey camera
- QUEST: see ESO Schmidt Telescope
- QUEST at DASI (QUaD): survey to measure the polarization of the CMB
- Quest Large-area Equatorial Survey
- QUEST: sixteen square-degree survey camera
- quiescent: see star formation
- quiescent BHB: see black hole binary
- quiescent galaxy (quenched galaxy): galaxy currently producing minimal stars
- quiescent galaxy: see starburst galaxy
- quiescent phase: see symbiotic binary
- quiescent state
- QUIET: survey to measure the polarization of the CMB
- quiet BHB: see black hole binary
- QUIID (Simultaneous Quad Infrared Imaging Device): NOAO instrument imaging in four infrared bands at once
- QUIJOTE: survey to measure the polarization of the CMB
- QUIJOTE-CMB Telescopes
- QUIJOTE: survey to measure the polarization of the CMB
- QWSII: see Lowell Discovery Telescope
Index