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See searches and references containing ELECTRON CAPTURE!ELECTRON CAPTURE
Process in which a proton-rich nuclide absorbs an inner atomic electron
Electron capture (K-electron capture, also K-capture, or L-electron capture, L-capture) is a process in which the proton-rich nucleus of an electrically
Electron_capture
Device for detecting atoms and molecules in a gas
An electron capture detector (ECD) is a device for detecting atoms and molecules in a gas through the attachment of electrons via electron capture ionization
Electron_capture_detector
Astrophysical phenomenon
type called an electron capture supernova. ... In an electron capture supernova, as the core runs out of fuel, gravity forces electrons in the core into
Supernova
Type of radioactive decay
same. In electron capture, an inner atomic electron is captured by a proton in the nucleus, transforming it into a neutron, and an electron neutrino is
Beta_decay
Energy release on formation of anions
of electron capture ionization. The electron affinity is positive when energy is released on electron capture. In solid state physics, the electron affinity
Electron_affinity
Mode of radioactive decay
Double electron capture is a type of double beta decay, a permissible decay mode of an atomic nucleus. For a nuclide (A, Z) with a number of nucleons A
Double_electron_capture
Electron capture ionization is the ionization of a gas phase atom or molecule by attachment of an electron to create an ion of the form A − {\displaystyle
Electron_capture_ionization
Method in mass spectrometry
Electron-capture dissociation (ECD) is a method of fragmenting gas-phase ions for structure elucidation of peptides and proteins in tandem mass spectrometry
Electron-capture_dissociation
Type of mass spectrometry
molecule M. Adding an electron through an ion-ion reaction is called electron-transfer dissociation (ETD). Similar to electron-capture dissociation, ETD induces
Tandem_mass_spectrometry
Emissions from unstable atomic nuclei
produces antineutrinos). In electron capture, some proton-rich nuclides were found to capture their own atomic electrons instead of emitting positrons
Radioactive_decay
Maximum theoretical efficiency of a solar cell
the energy of red light, that energy is not captured by devices with a single p-n junction. The electron is ejected with higher energy when struck by
Shockley–Queisser_limit
Artificial radioisotope of iron
with a nucleus containing 26 protons and 29 neutrons. It decays by electron capture to manganese-55 with a half-life of 2.7562 years. This decay is to
Iron-55
Radioisotope of iodine
iodine, after iodine-129. Its half-life is 59.392 days and it decays by electron capture to an excited state of tellurium-125. This state is not the metastable
Iodine-125
quantified as the detector output. In the electron capture mode, the PDD is a selective detector for monitoring high electron affinity compounds such as freons
Pulsed discharge ionization detector
Pulsed_discharge_ionization_detector
Type of radioactive decay
by electron capture. For low-energy decays, electron capture is energetically favored by 2mec2 = 1.022 MeV, since the final state has an electron removed
Positron_emission
Changes to stars over their lifespans
stellar core collapses, the pressure causes electrons and protons to fuse by electron capture. Without electrons, which keep nuclei apart, the neutrons collapse
Stellar_evolution
Supernova remnant in the constellation Taurus
an electron-capture supernova The 1054 supernova explosion that created the Crab Nebula had been thought to be the best candidate for an electron-capture
Crab_Nebula
Radioactive isotope of potassium
main types of beta decay: Electron emission (β−) to 40Ca with a decay energy of 1.31 MeV at 89.6% probability Electron capture (EC) to 40Ar* followed by
Potassium-40
Device that creates charged atoms and molecules (ions)
by the electron beam ion trap. Electron capture ionization (ECI) is the ionization of a gas phase atom or molecule by attachment of an electron to create
Ion_source
Radioactive isotope of iridium
occur via β- emission, leading to 192Pt; the remaining 4.76% occur via electron capture to 192Os; both modes involve gamma emission. Iridium-192 is normally
Iridium-192
Nucleosynthesis pathway
supernovae (including electron-capture supernovae), and now mergers of neutron stars. Immediately after the severe compression of electrons in a Type II supernova
R-process
Technique in mass spectroscopy
using an electron capture detector coupled to a gas chromatograph. Negative ions are formed by resonance capture of a near-thermal energy electron, dissociative
Chemical_ionization
Smallest unit of a chemical element
accompanied by the emission of an electron and an antineutrino, while proton to neutron transition (except in electron capture) causes the emission of a positron
Atom
English scientist (1919–2022)
theories of cryonics (the cryopreservation of humans). He invented the electron capture detector and, using it, became the first to detect the widespread presence
James_Lovelock
Chemical element with atomic number 20 (Ca)
to allow short-lived 45Ca to capture a neutron. 48Ca is produced by electron capture in the r-process in type Ia supernovae, where high neutron excess and
Calcium
Nuclide that does not undergo radioactive decay
55 nuclides beta decay – tantalum-180m electron capture – tellurium-123, tantalum-180m double electron capture isomeric transition – tantalum-180m These
Stable_nuclide
Nuclear reaction between an electron antineutrino and proton
stars, or in radioactive isotopes capable of electron capture, neutrons are created by electron capture: p + e− → n + ν e. This is similar to the inverse
Inverse_beta_decay
Chemical element with atomic number 4 (Be)
electron capture into 7Li, with a half-life of 53.22 days under standard conditions, in the early universe the atoms were fully ionized and electron capture
Beryllium
Type of radioactive decay
orbital electrons (double electron capture). If the mass difference between the parent and daughter atoms is more than 1.022 MeV/c2 (two electron masses)
Double_beta_decay
Mass spectrometry method for fragmenting complex macromolecules
(MS/MS). Similar to electron-capture dissociation, ETD induces fragmentation of large, multiply-charged cations by transferring electrons to them. ETD is
Electron-transfer dissociation
Electron-transfer_dissociation
Process where an excited nucleus ejects an orbital electron from its atom
orbital electrons of an atom. This causes the electron to be emitted (ejected) from the atom. Thus, in internal conversion, a high-energy electron is emitted
Internal_conversion
Chemical element with atomic number 114 (Fl)
electron capture and beta decay, both of which would bring the nuclei closer to the beta-stability line where the island is expected to be. Electron capture
Flerovium
Long-lived radioisotope of chlorine
decays primarily (98%) by beta-minus decay to 36Ar, and the balance by electron capture to 36S. This cosmogenic isotope occurs in natural chlorine alongside
Chlorine-36
Tabular arrangement of the chemical elements
that they are actually inside it, which would make them vulnerable to electron capture. Even if eighth-row elements can exist, producing them is likely to
Periodic_table
Theoretical matter within neutron stars
gravitational attraction of the compact mass overcomes the electron degeneracy pressure and causes electron capture to occur within the star. The result is a compact
Nuclear_pasta
American physicist, inventor and professor (1911–1988)
California, Berkeley. Alvarez devised a set of experiments to observe K-electron capture in radioactive nuclei, predicted by the beta decay theory but never
Luis_Walter_Alvarez
Quantum mechanical phenomenon
tunnelling of a particle out of the nucleus (an electron tunnelling into the nucleus is electron capture). This was the first application of quantum tunnelling
Quantum_tunnelling
Chemical element with atomic number 79 (Au)
exceptions are 195 Au, which decays by electron capture, and 196 Au, which decays most often by electron capture (93%) with a minor β− decay path (7%)
Gold
Nuclear fusion reaction
deuteron can also be produced by the rare pep (proton–electron–proton) reaction (electron capture): In the Sun, the frequency ratio of the pep reaction
Proton–proton_chain
Chemical element with atomic number 101 (Md)
atoms; thus, Ghiorso suggested that the mendelevium had all decayed by electron capture to fermium-256, correctly believed to decay primarily by fission, and
Mendelevium
Type of electron microscope
electron microscope (SEM) is a type of electron microscope that produces images of a sample by scanning the surface with a focused beam of electrons.
Scanning_electron_microscope
Isotope of copper emitting both beta+ and beta- and used in PET scan
17.5% is positron emission and 44% by electron capture, and 38.5% by beta decay to 64Zn. The electron-capture branch emits a 1.346-MeV gamma ray in 0
Copper-64
Nuclear physics classification method
neutrons or protons decay by beta decay (including positron decay), electron capture, or other means, such as spontaneous fission and cluster decay. Data
Even_and_odd_atomic_nuclei
Isotope of fluorine emitting a positron
outside research. It decays by positron emission 96.7% of the time and electron capture 3.3% of the time. Both modes of decay yield stable oxygen-18. 18 F
Fluorine-18
Type of dense exotic matter in physics
electron degeneracy pressure, and electrons begin to combine with protons to produce neutrons (via inverse beta decay, also termed electron capture)
Degenerate_matter
Chemical element with atomic number 85 (At)
astatine-218 exhibit beta minus decay, while astatine-211 undergoes electron capture. The most stable isotope is astatine-210, which has a half-life of
Astatine
Capture of a negative muon by a proton
Except for the flavor of neutrino, it has exactly the same result as electron capture, except that the great mass-energy of the muon makes it allowed for
Muon_capture
Chemical data page
Negative electron affinities can be used in those cases where electron capture requires energy, i.e. when capture can occur only if the impinging electron has
Electron_affinity_(data_page)
Chemical element with atomic number 43 (Tc)
primary decay mode for isotopes lighter than technetium-98 (98Tc) is electron capture, producing molybdenum (Z = 42). For technetium-98 and heavier isotopes
Technetium
Elementary particle with negative charge
The electron (e− , or β− in nuclear reactions) is a subatomic particle whose electric charge is negative one elementary charge. It is an elementary particle
Electron
Isotope of iodine
SPECT/CT exams. The isotope's half-life is 13.223 hours; the decay by electron capture to tellurium-123 emits gamma radiation with a predominant energy of
Iodine-123
radioisotope in greater abundance than a stable one. It has been claimed that electron capture of 123Te was observed, but more recent measurements of the same team
Isotopes_of_tellurium
to 99Tc. For isotopes lighter than 98Tc, the primary decay mode is electron capture to isotopes of molybdenum. For the heavier isotopes, the primary mode
Isotopes_of_technetium
Chemical element with atomic number 113 (Nh)
were emitted by the produced compound nucleus, leading to 290114 and electron capture to 290113, while more neutrons were emitted in all other produced chains
Nihonium
Technique used to date materials such as rocks or carbon
(emission of alpha particles) and beta decay (electron emission, positron emission, or electron capture). Another possibility is spontaneous fission into
Radiometric_dating
isomers. Most of the isotopes with atomic mass numbers below 69 decay by electron capture and positron emission to isotopes of zinc, while most of the isotopes
Isotopes_of_gallium
Hypothetical particle decay process of a proton
temperatures but relevant in the early Universe. Positron emission and electron capture—forms of radioactive decay in which a proton becomes a neutron—are
Proton_decay
Minimum energy required to separate particles within a nucleus
neutrons by the process of electron capture, in which a proton simply electron captures one of the atom's K orbital electrons, emits a neutrino, and becomes
Nuclear_binding_energy
Subatomic particle with no charge
by the capture of a lepton by the nucleon. The transformation of a proton to a neutron inside of a nucleus is possible through electron capture: p+ + e−
Neutron
decay mode for nuclei lighter than the most stable isotope, 237 Np, is electron capture (and also alpha emission), and the primary mode after is beta emission
Isotopes_of_neptunium
Subatomic particle with positive charge
mass of a neutron and approximately 1836 times the mass of an electron (the proton-to-electron mass ratio). Protons and neutrons, each with a mass of approximately
Proton
mass from 58 to 89. The most stable of these is 68Ge, decaying by electron capture with a half-life of 271.05 days, whose daughter is the medically useful
Isotopes_of_germanium
Chemical element with atomic number 18 (Ar)
with a half-life of 1.25×109 years, decays to stable 40 Ar (11.2%) by electron capture or positron emission, and also to stable 40 Ca (88.8%) by beta decay
Argon
British physicist (1931–2017)
bachelor's degree in 1953 followed by a PhD in 1959 for research on orbital electron capture using proportional counters. After receiving his PhD from the University
Ronald_Drever
result of an electron capture branch in 283Cn leading to 283Rg, which would necessitate a reassignment of its parent to 287Nh (the electron-capture daughter
Isotopes_of_copernicium
stable isotopes and two very long-lived radioactive isotopes: double electron capture has been observed in 124Xe (half-life 1.1 ± 0.2stat ± 0.1sys×1022 years)
Isotopes_of_xenon
Type of nuclear fusion that occurs at high densities & low temperatures
the density in the crust increases, passing the electron capture threshold. As the electron capture threshold ( ρ = 1.455 ∗ 10 12 {\displaystyle \rho
Pycnonuclear_fusion
Chemical element with atomic number 53 (I)
and concentrated. Iodine-123 (half-life 13.223 hours) and decays by electron capture to tellurium-123, emitting gamma radiation; it is used in nuclear medicine
Iodine
Radiometric dating method
stable 40 Ca occurs via electron emission (beta decay) in 89.3% of decay events. Conversion to stable 40 Ar occurs via electron capture in the remaining 10
K–Ar_dating
Explosion of a star 8 to 45 times the mass of the Sun
are able to escape. As the protons and electrons combine to form neutrons by means of electron capture, an electron neutrino is produced. In a typical Type II
Type_II_supernova
Series of radioactive decays
products which are neutron heavy, positron emission or electron capture are rare compared to electron emission. There are many relatively short beta decay
Decay_chain
Topics referred to by the same term
another body Asteroid capture, when an asteroid is gravitationally captured Electron capture, a nuclear reaction Stream capture, a geomorphological phenomenon
Capture
Isotope of aluminium
chemical element aluminium, decaying by either positron emission or electron capture to stable magnesium-26. The half-life of 26Al is 717,000 years. This
Aluminium-26
Chemical element with atomic number 81 (Tl)
reactor. The isotope 201Tl is useful in nuclear medicine; it decays by electron capture, emitting X-rays (~70–80 keV), and gamma rays of 135 and 167 keV; therefore
Thallium
Rule for predicting stability of elements
observationally stable. It is predicted that 123Te should undergo electron capture to form 123Sb, but this decay has not yet been observed; 180mTa should
Mattauch_isobar_rule
Chemical element with atomic number 32 (Ge)
is 68 Ge, decaying by electron capture with a half-life of 270.95 d. This is followed by 71 Ge, also decaying by electron capture with half-life 11.468 d
Germanium
Maximum mass of a stable white dwarf star
compression, electrons are forced into nuclei in the process of electron capture, relieving the pressure. In the nonrelativistic case, electron degeneracy
Chandrasekhar_limit
Chemical element with atomic number 116 (Lv)
island of stability exclusively decays by alpha decay and perhaps some electron capture and beta decay. While the known isotopes of livermorium do not actually
Livermorium
Chemical element with atomic number 23 (V)
Electron capture is the main decay mode for isotopes lighter than 51V. For the heavier ones, the most common mode is beta decay. The electron capture
Vanadium
half-life 2.69×1019 years). The other three are 106Cd, 108Cd (double electron capture), and 114Cd (double beta decay); only lower limits on their decays
Isotopes_of_cadmium
Set of nuclides that cannot undergo beta decay
half-lives (over 1015 years). Theoretically, 123Te can only undergo electron capture to 123Sb, whereas 180mTa can decay in both directions, to 180Hf or
Beta-decay_stable_isobars
X-rays characteristic of specific elements
spectroscopy, and wavelength-dispersive X-ray spectroscopy. Spectral line Electron capture Internal conversion Wittke, James H. "The Origin of Characteristic
Characteristic_X-ray
Chemical element with atomic number 48 (Cd)
half-life is 2.69×1019 y). The other three are 106Cd, 108Cd (both double electron capture), and 114Cd (double beta decay); only lower limits on these half-lives
Cadmium
Type of chromatography
photo diodes. Electron capture detector (ECD) uses a radioactive beta particle (electron) source to measure the degree of electron capture. ECD are used
Gas_chromatography
Interaction between subatomic particles
electron and an electron antineutrino. Another example is electron capture – a common variant of radioactive decay – wherein a proton and an electron
Weak_interaction
Chemical element with atomic number 115 (Mc)
island of stability exclusively decays by alpha decay and perhaps some electron capture and beta decay. Although the known isotopes of moscovium do not actually
Moscovium
Topics referred to by the same term
Economic Crime Department of the City of London Police Electron capture detector Electron-capture dissociation Electronic civil disobedience Energy Citations
ECD
Chemical element with atomic number 52 (Te)
is about 160 trillion (1012) times the age of the known universe. Electron capture decay should occur for 123Te, but is still unobserved. A further 31
Tellurium
Ratio of neutrons to protons in an atomic nucleus
involving large nuclei with too few neutrons. Positron emission and electron capture also increase the ratio, while beta minus decay decreases the ratio
Neutron–proton_ratio
Predicted set of isotopes of relatively more stable superheavy elements
heavier isotopes (such as 291Mc, 291Fl, and 291Nh) may also undergo electron capture (converting a proton into a neutron) in addition to alpha decay with
Island_of_stability
Physical phenomenon
electrons. It occurs when an inner-shell vacancy in an atom is filled by an electron, releasing energy that causes the emission of another electron from
Auger_effect
different from the normal as it is a free rather than a bound electron that is captured) is one of the sources of solar neutrinos, and the first type
Isotopes_of_beryllium
40K, with a half-life of 1.248×109 years, decays to stable 40Ar by electron capture (10.72%) and by positron emission (0.001%), and also to stable 40Ca
Isotopes_of_argon
Chemical element with atomic number 68 (Er)
primary decay mode before the most abundant stable isotope, 166Er, is electron capture, and the primary mode after is beta decay. The primary decay products
Erbium
daughter xenon-130 in rocks) in 2001, presumably decaying by double electron capture with a half-life of (0.5–2.7)×1021 years (about 1011 times the age
Isotopes_of_barium
Transformation of a nuclide to another
nuclear orbital in the same way that the pair of electrons in the helium atom occupy a filled 1s electron orbital). Consequently, alpha particles appear
Nuclear_reaction
isotopes with atomic mass less than that of the stable isotope, 59Co, is electron capture to iron isotopes, and the main mode of decay for those with greater
Isotopes_of_cobalt
Chemical element with atomic number 61 (Pm)
the lighter isotopes generally to neodymium via positron decay and electron capture, and the heavier isotopes to samarium via beta decay). Promethium nuclear
Promethium
Topics referred to by the same term
solution Edinburgh-Cape Blue Object Survey, an astronomical catalogue Electron capture, in nuclear physics Exacoulomb (EC), an SI unit for electric charge
EC
atomic mass from 81 to 119. The isotopes with mass 93 or lower decay by electron capture or positron emission to niobium isotopes (or zirconium after delayed
Isotopes_of_molybdenum
ELECTRON CAPTURE
ELECTRON CAPTURE
Boy/Male
Muslim
Choice, Preference, Selection
Boy/Male
Arabic, Muslim
Choice; Preference; Selection
Surname or Lastname
English
English : probably a patronymic from James or any of various other personal names beginning with J-.Possibly also Greek : shortened and Americanized form of Iassonides, patronymic from the personal name IasÅn, which is derived from the Greek vocabulary word iasthai to ‘heal’. This was borne by a saint mentioned in St. Paul’s Epistle to the Romans, traditionally believed to have been martyred. In classical mythology this is the name (English Jason) of the leader of the Argonauts, who captured the Golden Fleece with the aid of Medea, daughter of the king of Colchis.
Female
Italian
Italian form of Latin Electra, ELETTRA means "bright, shining."
Girl/Female
Australian, Danish, Greek
Bright; Shining
Biblical
election; he that is chosen;he will choose;chooser; God does choose;
Girl/Female
American, Hindu, Indian
Selection
Boy/Male
Muslim
Selection, Choice
Girl/Female
Greek
Sparkling. The fiery sun. Mythological daughter of Agamemnon. In literature she was a central...
Boy/Male
Arabic, Hindu, Indian, Muslim
Election; Last Dream
Surname or Lastname
English
English : variant spelling of Haynes.Two brothers of this name were captured in New England by the French; one was married at Ange-Gardien, Quebec, in 1710.
Surname or Lastname
English
English : nickname from Middle English, Old French hagard ‘wild’, ‘untamed’. This word was adopted into Middle English as a technical term in falconry to denote a hawk that had been captured and trained when already fully grown, rather than being reared in captivity; the surname may have developed as a metonymic occupational name for a falconer.Americanized form of Danish Ågård (see Agard).
Boy/Male
English American
A sometimes used as an independent name. Also, in England, 'Ernie' refers to the Electronic...
Boy/Male
Assamese, Bengali, Indian, Tamil
To Choose; Selection
Boy/Male
Muslim/Islamic
Selection choice
Boy/Male
Arabic
Electric Light
Boy/Male
Arabic, Muslim, Sindhi
Selection; Choice
Surname or Lastname
English
English : habitational name from any of various places, for example in Derbyshire, Hampshire, Surrey, and the West Midlands, all so called from Old English scīr ‘bright’ + lēah ‘wood’, ‘clearing’.William Shirley (1694–1771) was born in Sussex, England, and came to MA in 1731. He rose in the colonial service, was appointed governor in 1741, and was responsible for the British capture of the French fortress of Louisbourg, Cape Breton Island, in 1745.
Female
English
English name derived from the vocabulary word, from Greek kyanos, CYAN means "dark blue" and "lapis lazuli." The color cyan is also sometimes called blue-green, electric blue, and turquoise.Â
Boy/Male
Biblical
Election; he that is chosen.
ELECTRON CAPTURE
ELECTRON CAPTURE
Girl/Female
Tamil
Engrossed in God
Girl/Female
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Telugu
The Three Dimensions
Girl/Female
Arabic
Waves in the Ocean
Boy/Male
Muslim
King
Surname or Lastname
English (mainly Lancashire and Cheshire)
English (mainly Lancashire and Cheshire) : unexplained.Probably an altered form of German Dornig, which is probably a nickname for someone with a sharp tongue, from an adjectival derivative of Middle High German, Middle Low German dorn ‘thorn’. The suffixes -ig and -ing were often interchanged in Pennsylvania German and elsewhere. The name may also refer to a sloe bush.
Boy/Male
Tamil
Shreedatta | à®·à¯à®°à¯€à®¤à®¾à®¤à¯à®¤à®¾
Gods name
Boy/Male
Czechoslovakian
Brown.
Boy/Male
Arabic, German
Servant of Allah; Servant of God
Boy/Male
Arabic
Honest; Responsible
Girl/Female
Christian & English(British/American/Australian)
The Greatest
ELECTRON CAPTURE
ELECTRON CAPTURE
ELECTRON CAPTURE
ELECTRON CAPTURE
ELECTRON CAPTURE
n.
Amber; also, the alloy of gold and silver, called electrum.
a.
Made of electrum, an alloy used by the ancients.
n.
One versed in electro-biology.
a.
Pertaining to electro-ballistics.
n.
The art or science of constructing or using the electric telegraph; the transmission of messages by means of the electric telegraph.
n.
An instrument for measuring the strength of electro-dynamic currents.
n.
A lesson or selection, esp. of Scripture, read in divine service.
a.
Alt. of Electro-metrical
a.
The act of choosing; choice; selection.
a.
Pert. to, or caused by, electro-capillarity.
a.
Of or pertaining to electro-chemistry.
a.
Producing electro-motion; producing, or tending to produce, electricity or an electric current; causing electrical action or effects.
a.
Pertaining to an election or to electors.
n.
An election held by itself, not at the time of a general election.
a.
Pertaining to the movements or force of electric or galvanic currents; dependent on electric force.
a.
Alt. of Electro-dynamical
a.
Belonging to the electro-chronograph, or recorded by the aid of it.
a.
Of or pertaining to electro-kinetics.
n.
Alt. of Electro-puncturing