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Set of isotopes in nuclear astrophysics
p-nuclei (p stands for proton-rich) are certain neutron-deficient, naturally occurring isotopes of some elements between selenium and mercury inclusive
P-nuclei
Processes in astrophysics
p-nuclei and their origin is still not completely understood. Although it was shown that the originally suggested process cannot produce the p-nuclei
P-process
Disintegration of atomic nuclei from high-energy EM radiation
resulting nuclei has a higher total mass, according to the mass-energy relation, and vice versa in an exothermic reaction. In γ-process, a form of p-process
Photodisintegration
Prediction in nuclear physics
elements, and there may also be additional islands of stability around heavier nuclei that are doubly magic (having magic numbers of both protons and neutrons)
Island_of_stability
Chemical element with atomic number 118 (Og)
material made of the heavier nuclei is made into a target, which is then bombarded by the beam of lighter nuclei. Two nuclei can only fuse into one if they
Oganesson
Reaction that combines atomic nuclei
Nuclear fusion is a reaction in which two or more atomic nuclei combine to form a larger nucleus. The difference in mass between the reactants and products
Nuclear_fusion
monoamine nuclei. These nuclei receive a variety of inputs including from other monoamines, as well as from glutaminergic, GABAergic, and substance p related
Monoamine_nuclei
Spinal trigeminal nucleus
The reticular formation is a set of interconnected nuclei in the brainstem that spans from the lower end of the medulla oblongata to the upper end of the
Reticular_formation
mechanism by which an implosion of a dying star becomes an explosion? p-nuclei: What astrophysical process is responsible for the nucleogenesis of these
List of unsolved problems in physics
List_of_unsolved_problems_in_physics
Nuclei located in the thalamus
The pulvinar nuclei or nuclei of the pulvinar (nuclei pulvinares) are the nuclei (cell bodies of neurons) located in the thalamus (a part of the vertebrate
Pulvinar_nuclei
In physics, mirror nuclei are a pair of isobars of two different elements where the number of protons of isobar one (Z1) equals the number of neutrons
Mirror_nuclei
dying star becomes an explosion? What are the progenitors of a supernova? p-nuclei: What astrophysical process is responsible for the nucleogenesis of these
List of unsolved problems in astronomy
List_of_unsolved_problems_in_astronomy
Core of an atom composed of nucleons
1103/PhysRevLett.131.212501. PMID 38072612. S2CID 265351452. Ebran, J.P. (2012). "How atomic nuclei cluster". Nature. 487 (7407): 341–344. arXiv:1203.1244. Bibcode:2012Natur
Atomic_nucleus
Process of nucleosynthesis
proton capture process) consists of consecutive proton captures onto seed nuclei to produce heavier elements. It is a nucleosynthesis process and, along
Rp-process
Subfield of astronomy
S-process – Slow neutron capture producing heavy elements in AGB stars. P-nuclei – Rare isotopes synthesized in supernovae. Stellar pulsation – Oscillations
Outline_of_astrophysics
Neural nuclei in the brainstem which control salivation
The salivatory nuclei are two general visceral efferent nuclei located in the caudal pons, dorsal and lateral to the facial nucleus. Their neurons give
Salivatory_nuclei
The accessory oculomotor nuclei are a group of nuclei situated in the rostral mesencephalon (midbrain) near its junction with the diencephalon, and consist
Accessory_oculomotor_nuclei
Subatomic particle with positive charge
dalton, are jointly referred to as nucleons (particles present in atomic nuclei). One or more protons are present in the nucleus of every atom. They provide
Proton
The intralaminar thalamic nuclei (ITN) are collections of neurons in the internal medullary lamina of the thalamus. The ITN are generally divided in two
Intralaminar_thalamic_nuclei
Nuclei located within the white matter of the cerebellum
cerebellar nuclei embedded in the white matter centre of the cerebellum. The nuclei are the fastigial, globose, emboliform, and dentate nuclei. In lower
Deep_cerebellar_nuclei
Chemical element with atomic number 56 (Ba)
abundance with decreasing mass number (except for a probable inversion for the p-nuclei 130Ba and 132Ba). In total, barium has 41 known isotopes, ranging in mass
Barium
Family of chemical compounds
(I = 1/2) with large hyperfine couplings relative to other spin active nuclei, making phosphorus radicals particularly attractive for spin-labelling experiments
Stable_phosphorus_radicals
Minimum energy required to separate particles within a nucleus
neutrons, known collectively as nucleons. The binding energy for stable nuclei is always a positive number, as the nucleus must gain energy for the nucleons
Nuclear_binding_energy
Sensory nuclei in medulla oblongata
respiratory centers The SN projects to multiple other cranial nerve nuclei: salivatory nuclei hypoglossal nucleus dorsal nucleus of vagus nerve nucleus ambiguus
Solitary_nucleus
Spectroscopic technique based on change of nuclear spin state
Nuclear magnetic resonance (NMR) is a physical phenomenon in which nuclei in a strong constant magnetic field are disturbed by a weak oscillating magnetic
Nuclear_magnetic_resonance
One of two nuclei of the oculomotor nerve
is one of the two nuclei of the oculomotor nerve (CN III) located in the midbrain. It receives afferents from both pretectal nuclei (which have in turn
Edinger–Westphal_nucleus
O P Q R S T U V W X Y Z P-adic quantum mechanicsfpa P-factor P-form electrodynamics P-nuclei P-process P-type semiconductor P-wave P-wave modulus P. Buford
Index_of_physics_articles_(P)
Assumption that motions of nuclei and electrons can be separated
the wave functions of atomic nuclei and electrons in a molecule can be treated separately, based on the fact that the nuclei are much heavier than the electrons
Born–Oppenheimer approximation
Born–Oppenheimer_approximation
Formula to approximate nuclear mass based on nucleon counts
Quantum Physics of Atoms, Molecules, Solids, Nuclei, and Particles (Second ed.). John Wiley & Sons. p. 528. ISBN 0-471-87373-X. Alonso, Marcelo; Finn
Semi-empirical_mass_formula
Reaction that splits an atomic nucleus
reaction in which the nucleus of an atom splits into two or more smaller nuclei. The fission process often produces neutrons and gamma rays, and releases
Nuclear_fission
Nucleosynthesis pathway
that is responsible for the creation of approximately half of the atomic nuclei heavier than iron, the "heavy elements", with the other half produced largely
R-process
trochlear (cranial nerve IV) nuclei represent its principal outputs. It forms reciprocal connections with vestibular nuclei. It also has additional afferents
Interstitial_nucleus_of_Cajal
Material composed of antiparticles
antihydrogen atom. The nuclei of antihelium have been artificially produced, albeit with difficulty, and are the most complex anti-nuclei so far observed. Physical
Antimatter
Theoretical chemical element with atomic number 119 (Uue)
material made of the heavier nuclei is made into a target, which is then bombarded by the beam of lighter nuclei. Two nuclei can only fuse into one if they
Ununennium
Harmful high-frequency radiation
interacts rapidly with other nuclei, emitting high-energy γ via Bremsstrahlung While not a favorable reaction, the 16O (n,p) 16N reaction is a major source
Ionizing_radiation
It mostly projects efferents to the ipsilateral oculomotor and trochlear nuclei. To mediate downgaze, it projects efferents to the ipsilateral oculomotor
Rostral interstitial nucleus of medial longitudinal fasciculus
Rostral_interstitial_nucleus_of_medial_longitudinal_fasciculus
Two cranial nerve nuclei of the human brainstem
cochlear nucleus (CN) or cochlear nuclear complex comprises two cranial nerve nuclei in the human brainstem, the ventral cochlear nucleus (VCN) and the dorsal
Cochlear_nucleus
Periodic comets numbered by the Minor Planet Center
11 October 2023. P. L. Lamy; I. Toth; Y. R. Fernández; H. A. Weaver (2004). "The Sizes, Shapes, Albedos, and Colors of Cometary Nuclei" (PDF). Comets II
List_of_numbered_comets
Chemical element with atomic number 111 (Rg)
material made of the heavier nuclei is made into a target, which is then bombarded by the beam of lighter nuclei. Two nuclei can only fuse into one if they
Roentgenium
Part of the brainstem
The parabrachial nuclei, also known as the parabrachial complex, are a group of nuclei in the dorsolateral pons that surrounds the superior cerebellar
Parabrachial_nuclei
Atomic nuclear process
a rapid (rp-process) or a slow process (p-process). It is also key to CNO fusion reactions in stars. p-nuclei Proton emission List of particles Neutron
Proton_capture
Penetrating form of electromagnetic radiation
arising from high-energy interactions like the radioactive decay of atomic nuclei or astronomical events like solar flares. Lower energy gamma radiation overlaps
Gamma_ray
Periodic table of the elements with eight or more periods
Retrieved 23 September 2016. Chowdhury, P. Roy; Samanta, C.; Basu, D. N. (2008). "Search for long lived heaviest nuclei beyond the valley of stability". Physical
Extended_periodic_table
Nuclear astrophysics research conference
Nuclei in the Cosmos (NIC) is an internationally hosted series of biennial nuclear astrophysics conferences. Bringing together nuclear scientists and astronomers
Nuclei_in_the_Cosmos
Structure within the brain
the thalamus, which includes the lateral nuclei, the pulvinar nuclei and the medial and lateral geniculate nuclei. The surface of the thalamus is covered
Thalamus
Theoretical chemical element with atomic number 122 (Ubb)
material made of the heavier nuclei is made into a target, which is then bombarded by the beam of lighter nuclei. Two nuclei can only fuse into one if they
Unbibium
Part of the brainstem in humans and other bipeds
nucleus (7) lower down in the pons: vestibulocochlear nuclei (vestibular nuclei and cochlear nuclei) (8) Functions of these four cranial nerves (5–8) include
Pons
Transformation of a nuclide to another
physics and nuclear chemistry, a nuclear reaction is a process in which two nuclei, or a nucleus and an external subatomic particle, collide to produce one
Nuclear_reaction
Nucleus of the rostral midbrain involved in motor coordination
development of the intermediate cerebellum and the interposed nuclei. The absolute number of pRN and mRN neurons in the midbrain can be estimated. An analysis
Magnocellular_red_nucleus
Chemical element with atomic number 57 (La)
of the few primordial odd–odd nuclei, with a long half-life of 1.03×1011 years. It is one of the proton-rich p-nuclei which cannot be produced in the
Lanthanum
Cluster of neurons in the central nervous system
In neuroanatomy, a nucleus (pl.: nuclei) is a cluster of neurons in the central nervous system, located deep within the cerebral hemispheres, brainstem
Nucleus_(neuroanatomy)
Number of protons found in the nucleus of an atom
chemical element is the charge number of its atomic nucleus. For ordinary nuclei composed of protons and neutrons, this is equal to the proton number (np)
Atomic_number
Part of the auditory pathway
cochlear nuclei (the other two being the dorsal acoustic striae, and intermediate acoustic striae). Not all efferents of the cochlear nuclei decussate
Trapezoid_body
Observed ability of muscles
that no nuclei are lost under such conditions, and the apoptosis observed in the muscle tissue were demonstrated to occur only in other cell nuclei in the
Muscle memory (strength training)
Muscle_memory_(strength_training)
Italian neofascist militant organization
The Nuclei Armati Rivoluzionari (Italian for 'Armed Revolutionary Nuclei'), abbreviated NAR, was an Italian neo-fascist armed militant organization active
Nuclei_Armati_Rivoluzionari
Atoms of different elements with the same number of nucleons
mass of nuclei, nor equal atomic masses of corresponding nuclides. From the Weizsäcker formula for the mass of a nucleus: m ( A , Z ) = Z m p + N m n
Isobar_(nuclide)
Area in the frontal lobe of the brain
the lateral septum and medial septum. The septal nuclei are located in this area. The septal nuclei are composed of medium-size neurons which are classified
Septal_area
Atomic nuclei decay delimiter
the extreme of the proton-to-neutron ratio; at p:n ratios at or beyond the drip lines, no bound nuclei can exist. While the location of the proton drip
Nuclear_drip_line
Structure at the rear of the vertebrate brain, beneath the cerebrum
efferent fibers via thalamic nuclei to upper motor neurons in the cerebral cortex. The fibers arise from the deep cerebellar nuclei. The middle cerebellar peduncle
Cerebellum
Chemical elements with atomic numbers from 104 to 120
material made of the heavier nuclei is made into a target, which is then bombarded by the beam of lighter nuclei. Two nuclei can only fuse into one if they
Superheavy_element
Chemical element with atomic number 108 (Hs)
isotopes, 270Hs, has magic numbers of protons and neutrons for deformed nuclei, giving it greater stability against spontaneous fission. Hassium is a superheavy
Hassium
Atomic nucleus of three bound components with no paired binding
Borromean nuclei are light nuclei near the nuclear drip lines that have a nuclear halo and low nuclear binding energy. For example, the nuclei 6He, 11Li
Borromean_nucleus
Posterior part of the brain, adjoining and structurally continuous
p. 195. ISBN 9780323396325. "Brainstem | Definition, Structure, & Function". Encyclopedia Britannica. Retrieved 2020-05-13. "Cranial Nerve Nuclei and
Brainstem
Process during the early universe
nucleosynthesis, and abbreviated as BBN) is a model for the production of light nuclei (including, but not limited to, 2H, 3He, 4He, and 7Li) during the first
Big_Bang_nucleosynthesis
Number of protons or neutrons that make a nucleus particularly stable
nucleus. As a result, atomic nuclei with a "magic" number of protons or neutrons are much more stable than other nuclei. The seven most widely recognized
Magic_number_(physics)
Theoretical chemical element with atomic number 121 (Ubu)
material made of the heavier nuclei is made into a target, which is then bombarded by the beam of lighter nuclei. Two nuclei can only fuse into one if they
Unbiunium
Compact region at a galaxy's center with abnormally high luminosity
believed to have been active about 8 billion years ago. Active galactic nuclei are the most luminous persistent sources of electromagnetic radiation in
Active_galactic_nucleus
New Zealand physicist and chemist (1871–1937)
Rutherford is credited with proving that alpha radiation is composed of helium nuclei. In 1911, he theorised that atoms have their charge concentrated in a very
Ernest_Rutherford
Subatomic particle with no charge
Neutrons are found, together with a similar number of protons, in the nuclei of atoms. Atoms of a chemical element that differ only in neutron number
Neutron
Theoretical chemical element with atomic number 120 (Ubn)
material made of the heavier nuclei is made into a target, which is then bombarded by the beam of lighter nuclei. Two nuclei can only fuse into one if they
Unbinilium
Medullal nucleus receiving skin information from the ipsilateral face
lateral to the nucleus of tractus solitarius. Trigeminal nerve nuclei Brainstem Nuclei Archived 2007-04-13 at the Wayback Machine George Paxinos (2004)
Spinal_trigeminal_nucleus
Chemical element with atomic number 49 (In)
than the stable one. The stable indium isotope, indium-113, is one of the p-nuclei, the origin of which is not fully understood; although indium-113 is known
Indium
Cluster of neurons in the brainstem
Brainstem Nuclei of the Cranial Nerves at wustl.edu Archived 2007-04-13 at the Wayback Machine Sinnatamby, Chummy S. (2011). Last's Anatomy (12th ed.). p. 478
Trigeminal_motor_nucleus
Transmutation into gold
minuscule amount of gold nuclei from lead nuclei, by inducing photon emissions within deliberate near-miss collisions of the lead nuclei. In 2022, CERN scientists
Chrysopoeia
Emissions from unstable atomic nuclei
atomic nucleus loses energy by radiation. A material containing unstable nuclei is considered radioactive. Three of the most common types of decay are alpha
Radioactive_decay
Activation energy required for a nucleus of an atom to undergo fission
less fissionable nuclei like bismuth-209 have a ( Z 2 / A ) {\displaystyle \left(Z^{2}/A\right)} value of 32.96. For all stable nuclei, x {\displaystyle
Fission_barrier
Signal enhancement method
Insensitive nuclei enhancement by polarization transfer, abbreviated as INEPT, is a signal enhancement method used in NMR spectroscopy. It involves the
Insensitive nuclei enhanced by polarization transfer
Insensitive_nuclei_enhanced_by_polarization_transfer
estimated at 1.7×10−5, has been measured to investigate the origin of p-nuclei. A higher initial abundance of 92Nb has been estimated for material in
Isotopes_of_niobium
Organelle in eukaryotic cells
The cell nucleus (from Latin nucleus or nuculeus 'kernel, seed'; pl.: nuclei) is a membrane-bound organelle found in eukaryotic cells. Eukaryotic cells
Cell_nucleus
RNA sequencing of isolated and/or microdissected cell nuclei
snRNA-seq, also known as single nucleus RNA sequencing, single nuclei RNA sequencing or sNuc-seq, is an RNA sequencing method for profiling gene expression
SnRNA-seq
Chemical element with atomic number 115 (Mc)
material made of the heavier nuclei is made into a target, which is then bombarded by the beam of lighter nuclei. Two nuclei can only fuse into one if they
Moscovium
Structure of the brainstem
The dorsal raphe nucleus is one of the raphe nuclei. It is situated in the brainstem at the midline. It has rostral and caudal subdivisions: The rostral
Dorsal_raphe_nucleus
Nuclear physics classification method
oddness of both Z and N tends to lower the nuclear binding energy, making odd nuclei generally less stable. This effect is not only experimentally observed,
Even_and_odd_atomic_nuclei
Large nucleus in the thalamus
large nucleus in the thalamus. It is separated from the other thalamic nuclei by the internal medullary lamina. The medial dorsal nucleus is interconnected
Medial_dorsal_nucleus
Area of the brain below the thalamus
(thálamos) 'chamber') is a small part of the vertebrate brain that contains a number of nuclei with a variety of functions. One of the most important functions is to link
Hypothalamus
Paired structure within the brain temporal lobe
many nuclei, each made up of further subnuclei. The subdivision most commonly made is into the basolateral, central, cortical, and medial nuclei together
Amygdala
Moser, Natasha; Huggenberger, Stefan (2020-02-28). Neuroanatomy of the Mouse: An Introduction. Springer Nature. p. 134. ISBN 978-3-030-19898-5. v t e
Laterodorsal tegmental nucleus
Laterodorsal_tegmental_nucleus
Chemical element with atomic number 107 (Bh)
nuclear reaction that combines two other nuclei of unequal size into one; roughly, the more unequal the two nuclei in terms of mass, the greater the possibility
Bohrium
Something that has mass and volume
-P. Luminet; A. Bullough; A. King (1992). Black Holes. Cambridge University Press. p. 75. ISBN 978-0-521-40906-3. A. Bodmer (1971). "Collapsed Nuclei"
Matter
High-energy particle, mainly originating outside the Solar System
particles or clusters of particles (primarily represented by protons or atomic nuclei) that move through space at nearly the speed of light. They originate from
Cosmic_ray
Histological staining method
histological stains: hematoxylin and eosin. The hematoxylin stains cell nuclei a purplish blue, and eosin stains the extracellular matrix and cytoplasm
H&E_stain
Chemical element with atomic number 106 (Sg)
material made of the heavier nuclei is made into a target, which is then bombarded by the beam of lighter nuclei. Two nuclei can only fuse into one if they
Seaborgium
Smallest unit of a chemical element
state that requires this energy to separate. The fusion of two nuclei that create larger nuclei with lower atomic numbers than iron and nickel—a total nucleon
Atom
Chemical element with atomic number 116 (Lv)
material made of the heavier nuclei is made into a target, which is then bombarded by the beam of lighter nuclei. Two nuclei can only fuse into one if they
Livermorium
Organism that consists of more than one cell
several nuclei, lending support to this hypothesis. However, the simple presence of multiple nuclei is not enough to support the theory. Multiple nuclei of
Multicellular_organism
Nucleus in the brain stem
pontine raphe nucleus is one of the raphe nuclei. It is located in the pontine tegmentum. Walker, Emily P.; Tadi, Prasanna (2024), "Neuroanatomy, Nucleus
Pontine_raphe_nucleus
Chemical element with atomic number 109 (Mt)
nuclear reaction that combines two other nuclei of unequal size into one; roughly, the more unequal the two nuclei in terms of mass, the greater the possibility
Meitnerium
Chemical element with atomic number 114 (Fl)
material made of the heavier nuclei is made into a target, which is then bombarded by the beam of lighter nuclei. Two nuclei can only fuse into one if they
Flerovium
Field of physics that studies atomic interactions
Nuclear physics is the field of physics that studies atomic nuclei and their constituents and interactions, in addition to the study of other forms of
Nuclear_physics
Part of the brain stem
of several cranial nerve nuclei. The nuclei of CN III and IV are located in the tegmentum portion of the midbrain. The nuclei of CN V to VIII are located
Tegmentum
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