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Intermediate energetic state within a dynamical system
pins show similar metastability by either merely wobbling for a moment or tipping over completely. A common example of metastability in science is isomerisation
Metastability
Ability of a digital electronic system to remain in unstable equilibrium forever
designed to allow the system to proceed only after the metastability has resolved, so the metastability is a normal condition, not an error condition. In synchronous
Metastability_(electronics)
In the field of computational neuroscience, the theory of metastability refers to the human brain's ability to integrate several functional parts and
Metastability_in_the_brain
Hypothetical vacuum, less stable than true vacuum
stability landscape division lines, rendering previous stability and metastability criteria incorrect. Reanalysis of 2016 LHC run data in 2022 has yielded
False_vacuum
Philosophical paradox regarding free will
choice of equally good dates. A version of this situation appears as metastability in digital electronics, when an electric circuit must decide between
Buridan's_ass
Metastable excited state of a nuclide
A nuclear isomer is a metastable state of an atomic nucleus in which one or more nucleons (protons or neutrons) occupy excited state levels (higher energy
Nuclear_isomer
Electronic circuit with two stable states
the probability of a metastable event can be reduced to a negligible value, but never to zero. The probability of metastability gets closer and closer
Flip-flop_(electronics)
Steel alloy resistant to corrosion
Stainless steel is an iron-based alloy that contains chromium, making it resistant to rust and corrosion. Alternatively, it is known as inox (an abbreviation
Stainless_steel
Fictional form of water
weapons", as well as being based on the real scientific principle of metastability. Saying that: while in the real world liquid water at room temperature
Ice-nine
Fine-particled pyrotechnic composition
Nano-thermite or super-thermite is a metastable intermolecular composite (MIC) characterized by a particle size of its main constituents, a metal fuel
Nano-thermite
Electronic device that allocates access to shared resources
New York University. Retrieved 25 July 2023. Digital Logic Metastability Metastability Performance of Clocked FIFOs The 'Asynchronous' Bibliography
Arbiter_(electronics)
Crossing in digital electronic design
domain. CDC metastability issues can occur between asynchronous clock domains; this is in contrast to reset domain crossing metastability, which can occur
Clock_domain_crossing
Silica mineral, polymorph of quartz
Cristobalite is stable only above 1470 °C, but can crystallize and persist metastably at lower temperatures. The persistence of cristobalite outside its thermodynamic
Cristobalite
Heating a liquid to a temperature above its boiling point without boiling
temperature higher than its boiling point, without boiling. This is a so-called metastable state or metastate, where boiling might occur at any time, induced by
Superheating
Caustic soda, with formula NaOH
form: metastable. Trihemihydrate, NaOH·3.5H2O: from 5.4 °C (32.5%) to 15.38 °C (38.8%) and then to 5.0 °C (45.7%). Trihydrate, NaOH·3H2O: metastable. Dihydrate
Sodium_hydroxide
Species formed from chemical reactions
1351/goldbook. ISBN 978-0-9678550-9-7. McNaught, A. D.; Wilkinson, A. (2006). [metastability] Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Blackwell
Product_(chemistry)
Model of computation
aspects relevant to designing real digital logic circuits, such as metastability, fanout, glitches, power consumption, and propagation delay variability
Boolean_circuit
When the net force on a particle is zero
called a gömböc. Applied mechanics Dynamic equilibrium (mechanics) Metastability Statically indeterminate Statics Hydrostatic equilibrium John L Synge
Mechanical_equilibrium
Phase of hydrogen
pressure was released to assess the question of metastability. Metallic hydrogen was not found to be metastable to zero pressure. In August 2018, scientists
Metallic_hydrogen
Form of carbon
stable form of carbon at room temperature and pressure, but diamond is metastable and converts to it at a negligible rate under those conditions. Diamond
Diamond
Sigma (Elijah Wood), asks about the stage of AI rampancy known as metastability, which should theoretically make an AI human. The Counselor tells him
List_of_Red_vs._Blue_episodes
Phenomenon in materials science
phenomenon. Crystal structure prediction Dynamical system Memetics Metastability Ostwald's rule of stages Protein folding#Misfolded proteins Prion Protein
Disappearing_polymorph
Iron oxyhydroxide mineral
scavenging sulfide, a waste product of their metabolism. Ferrihydrite is a metastable mineral. It is known to be a precursor of more crystalline minerals like
Ferrihydrite
Video game series
Theoretically, a rampant AI could achieve a state of stability referred to as Metastability. While a stable rampant AI is considered the "holy grail" of computer
Marathon_(series)
States of matter for water as a solid
temperature in metastable form. The types are differentiated by their crystalline structure, proton ordering, and density. There are also two metastable phases
Phases_of_ice
Excited state dynamic
conclusion that the extended lifetime of phosphorescence was due to a metastable excited state at an energy lower than the state first achieved upon excitation
Intersystem_crossing
Serializer/deserializer pair in network equipment
Implementations may also make use of a double-buffered register to avoid metastability when transferring data between clock domains. The SIPO (Serial Input
SerDes
invariant point is called the metastable extension. Univariant lines are usually drawn as a solid line while their metastable extensions are drawn as a dotted
Schreinemaker's_analysis
Compound of iron and carbon
heating at temperatures below the eutectoid temperature (723 °C) on the metastable iron-carbon phase diagram. Mechanical properties are as follows: room
Cementite
Microcrystalline or cryptocrystalline form of silica
crystallizes in the monoclinic crystal system. Over geological time, the metastable moganite is recrystallized as quartz. Unlike macroscopic (macrocrystalline)
Chalcedony
Theory of nucleation
new thermodynamic phase or a new structure, starting from a state of metastability. The kinetics of formation of the new phase is frequently dominated
Classical_nucleation_theory
Three dimensional shape of a protein
state. For example, many serpins (serine protease inhibitors) show this metastability. They undergo a conformational change when a loop of the protein is
Protein_tertiary_structure
Object that manipulates, creates, describes, and implements other objects
flexibility but introducing possibly complex or difficult-to-understand metastability issues (for instance, the object system must not destructively update
Metaobject
Creating sequence of numbers that cannot be predicted
random "noise" signals, including thermal and shot noise, jitter and metastability of electronic circuits, Brownian motion, and atmospheric noise. Researchers
Random_number_generation
Silicate mineral
a much more common form of magnesium-rich amphibole, the latter being metastable. Cummingtonite shares few compositional similarities with alkali amphiboles
Cummingtonite
Chemical element with atomic number 29 (Cu)
with the most stable being 67 Cu with a half-life of 61.83 hours. Ten metastable isomers have been characterized; 68m Cu is the longest-lived with a half-life
Copper
Elementary particle involved with rest mass
have states of differing stability, including 'stable', 'unstable' and 'metastable' states (the latter remain stable unless sufficiently perturbed). If a
Higgs_boson
Brazilian mathematical statistician and probability theorist
Enzo Olivieri, Vares is the author of the book Large Deviations and Metastability (Encyclopedia of Mathematics and its Applications 100, Cambridge University
Maria_Eulália_Vares
as conceiving the idea that neutron stars suddenly speed up due to metastability of superfluid vortices in the star's interior. He also suggested a model
Richard_Packard
Chemical compound
crystallizes in at least four forms or polymorphs. The most familiar one, a metastable form (shown in the figure), comprises molecules of P4O10. Weak van der
Phosphorus_pentoxide
Two-dimensional state of matter
Kosterlitz, J M; Thouless, D J (12 June 1972). "Long range order and metastability in two dimensional solids and superfluids. (Application of dislocation
Hexatic_phase
Mineral form of titanium dioxide
Anatase is a metastable mineral form of titanium dioxide (TiO2) with a tetragonal crystal structure. Although colorless or white when pure, anatase in
Anatase
corruption due to metastability. This problem is avoided by passing the data through an asynchronous FIFO, which eliminates metastability and thus ensures
FIFO_(electronic)
Form of gas laser
energy by photon emission, and its excited vibrational modes are therefore metastable and relatively long-lived. N 2{v1(1)} and CO 2{v3(1)} being nearly perfectly
Carbon-dioxide_laser
Device that measures magnetism
inherently wide spectral line. Magnetometers based on helium-4 excited to its metastable triplet state thanks to a plasma discharge have been developed in the
Magnetometer
Philosophical concept of social action
and singularities. Assemblages are metastable formations, not fixed atemporal events. They exist in a metastable state that has the potential to change
Assemblage_(philosophy)
2002 science fiction novel by Australian author Greg Egan
would be tantamount to genocide, and a solution must be found to the metastability of the novo-vacuum's border region within spacetime. Quantum Graph Theory
Schild's_Ladder
Collapsed core of a massive star
vortices in the theoretical superfluid core of the neutron star from one metastable energy state to a lower one, thereby releasing energy that appears as
Neutron_star
Basic unit of life forms
group. p. 604. ISBN 978-0-8153-4464-3. Vekilov, P. G.; et al. (2008). "Metastable mesoscopic phases in concentrated protein solutions". In Franzese, Giancarlo;
Cell_(biology)
Thermodynamic equilibrium of a chemical system
though they are not in their lowest energy state if they experience metastability — a state which is stable only if not disturbed too much. A substance
Chemical_stability
Fm 100 Isotopes § List Md 101 Isotopes § List No 102 Table of nuclides Categories: Isotopes Tables of nuclides Metastable isotopes Isotopes by element
Isotopes_of_radium
Chemical element with atomic number 8 (O)
radical. Singlet oxygen (O* 2), one of two metastable states of molecular oxygen. Tetraoxygen (O4), another metastable form. Solid oxygen, existing in six variously
Allotropes_of_oxygen
Initial step in the phase transition or molecular self-assembly of a substance
(1993). "Classical Becker-Döring cluster equations: Rigorous results on metastability and long-time behaviour". Annalen der Physik. 505 (4): 398–417. Bibcode:1993AnP
Nucleation
Chart used to show conditions at which physical phases of a substance occur
coexist at equilibrium. Phase transitions occur along lines of equilibrium. Metastable phases are not shown in phase diagrams as, despite their common occurrence
Phase_diagram
Degenerate matter made from strange quarks
Under this hypothesis, the nuclei of the atoms we see around us are only metastable, even when the external critical pressure is zero, and given enough time
Strange_matter
When the ratio of reactants to products of a chemical reaction is constant with time
though it is not at equilibrium. For example, a mixture of SO2 and O2 is metastable as there is a kinetic barrier to formation of the product, SO3. 2 SO2
Chemical_equilibrium
Chemical element with atomic number 77 (Ir)
β+ decay (95.24%) dominates over electron capture (4.76%). At least 32 metastable isomers have been characterized, ranging in mass number from 164 to 197
Iridium
Crystalline form of carbon
atmosphere (0.10 MPa), the stable phase of carbon is graphite, but diamond is metastable and its rate of conversion to graphite is negligible. However, at temperatures
Graphite
(CO) in the vapour phase. This graphite layer is then thought to form metastable M3C species (where M is the metal), which migrate away from the metal
Metal_dusting
Technology with features near one picometer
manipulation of energy states of electrons within an atom to produce metastable (or otherwise stabilized) states with unusual properties, producing some
Picotechnology
Chemical compounds made of only carbon and oxygen
dioxide (CO2). Many other stable (practically if not thermodynamically) or metastable oxides of carbon are known, but they are rarely encountered, such as carbon
Oxocarbon
Chemical compound
solid, hence a salt. In research, this salt is used as a source of the metastable nitroxyl (HNO), which is a signalling molecule in nature. It is also known
Angeli's_salt
Reproduction by closely related organisms
ISBN 978-0-87395-618-5. Joly E (December 2011). "The existence of species rests on a metastable equilibrium between inbreeding and outbreeding. An essay on the close
Inbreeding
Dislocation of atoms in a solid caused by neutron radiation
of metastable defect structures in graphite. Notably, the large energy release observed at 200–250 °C has been described in terms of a metastable interstitial-vacancy
Wigner_effect
Six or seven different forms that pure plutonium metal can take
delta (δ) phase normally exists in the 310 °C to 452 °C range but is metastable at room temperature when alloyed with a small percentage of gallium, aluminium
Allotropes_of_plutonium
Chemical element with atomic number 50 (Sn)
than tin-100 and heavier than tin-132 are even less stable. Another 55 metastable isomers have been identified for tin isotopes between 111 and 131, the
Tin
Theory of traffic flow
transition that occurs in the metastable state of free flow. Herewith Kerner explained the main prediction, that this metastability of free flow with respect
Three-phase_traffic_theory
Failure mode in MOSFET circuits
Technology SCR Latchup Video Tutorial Shirriff, Ken (August 2025). "Here be dragons: Preventing static damage, latchup, and metastability in the 386".
Latch-up
Material
Abraham (1 April 2004). "The Lotus Effect: Superhydrophobicity and Metastability". Langmuir. 20 (9): 3517–3519. doi:10.1021/la036369u. PMID 15875376
Self-cleaning_glass
How a thing is identified as distinct from other things
itself because it runs into a counter-tendency with which it forms a metastable equilibrium. (It must be pointed out how closely this conception of the
Individuation
Tabular arrangement of the chemical elements
electron affinity: they cannot form stable gas-phase anions. (They can form metastable resonances if the incoming electron arrives with enough kinetic energy
Periodic_table
American physicist (born 1953)
Bürki, J.; Stafford, C. A.; Stein, D. L. (2005-08-22). "Theory of Metastability in Simple Metal Nanowires". Physical Review Letters. 95 (9) 090601.
Daniel_L._Stein
Chemical compound
size, and magnetic field intensity. γ-Fe2O3 has a cubic structure. It is metastable and converted from the alpha phase at high temperatures. It occurs naturally
Iron(III)_oxide
Ordered chemical structure with no repeating pattern
cooling or casting with subsequent annealing, Metastable quasicrystals prepared by melt spinning, and Metastable quasicrystals formed by the crystallization
Quasicrystal
Solar-cell architecture
Biswas, R; Pan, B.C (April 2002). "Defect kinetics in new model of metastability in a-Si:H". Journal of Non-Crystalline Solids. 299–302: 507–510. Bibcode:2002JNCS
Heterojunction_solar_cell
Buffer in digital electronics
range of devices and write one to the bus. Buffer amplifier Logic level Metastability Three-valued logic Four-valued logic Nine-valued logic Don't care Single
Three-state_logic
Fm 100 Isotopes § List Md 101 Isotopes § List No 102 Table of nuclides Categories: Isotopes Tables of nuclides Metastable isotopes Isotopes by element
Isotopes_of_hydrogen
Chemical compound
compound with the formula XeO2F2. At room temperature it exists as a metastable solid, which decomposes slowly into xenon difluoride, but the cause of
Xenon_dioxydifluoride
Chemical compound
tungstate is thermodynamically stable, while β- and γ-silver tungstate are metastable. Silver tungstate is synthesised through the following reaction between
Silver_tungstate
Bound state of an electron and positron
corresponding to a lifetime of 142 ns. Positronium in the 2S state is metastable having a lifetime of 1100 ns against annihilation. The positronium created
Positronium
Concept in physics
renormalized models for emergent behavior in physical systems". Complexity, Metastability and Nonextensivity. The Science and Culture Series – Physics. pp. 363–374
Self-organized_criticality
Process by which a solid with a highly organized structure forms
structures, a phenomenon called polymorphism. Certain polymorphs may be metastable, meaning that although it is not in thermodynamic equilibrium, it is kinetically
Crystallization
Fm 100 Isotopes § List Md 101 Isotopes § List No 102 Table of nuclides Categories: Isotopes Tables of nuclides Metastable isotopes Isotopes by element
Isotopes_of_rhenium
Mechanism of spontaneous phase separation
contrast, nucleation and growth occur when a homogenous phase becomes metastable. That is, another biphasic system becomes lower in free energy, but the
Spinodal_decomposition
Chemical compound
with formula CoH. This can be decompressed at low temperatures to form a metastable compound at atmospheric pressure. Over 45 GPa a cobalt(II) hydride CoH2
Cobalt(II)_hydride
Theory extending Einstein gravity
doi:10.1103/PhysRevD.100.105006. Salvio, Alberto (25 February 2019). "Metastability in Quadratic Gravity". Physical Review D. 99 (10) 103507. arXiv:1902
Quadratic_gravity
Class of sedimentary rock
synthesis. This dolomite, when formed in the oceans, can prove to be metastable. The resultant structure of this mineral presents minimal differences
Carbonate_rock
Blockchain platform
(2019-06-21). "Scalable and Probabilistic Leaderless BFT Consensus through Metastability". arXiv. arXiv:1906.08936. Retrieved 22 March 2026. Leising, Mathew
Avalanche (blockchain platform)
Avalanche_(blockchain_platform)
However, they are not always stable. Choline hydroxide, for example, is metastable and slowly breaks down to release trimethylamine. "Organic Acids and Bases
Organic_base
Chemical compound
molybdenum atoms. Both the 2H- and 3R-phases are semiconducting. A third, metastable crystalline phase known as 1T-MoS2 was discovered by intercalating 2H-MoS2
Molybdenum_disulfide
Chemical element with atomic number 87 (Fr)
of francium ranging in atomic mass from 197 to 233. Francium has seven metastable nuclear isomers. Francium-223 and francium-221 are the only isotopes that
Francium
Chemical compound
helical, with right-hand and left-handed chiralities. The cubic CoGe is metastable, and converts into a monoclinic phase upon subsequent heating to 600 °C
Cobalt_germanide
Chemical element with atomic number 94 (Pu)
have half-lives of less than 7,000 years. This element also has eight metastable states, though all have half-lives less than a second. 244Pu has been
Plutonium
Oxide mineral composed of titanium dioxide
lower total free energy than metastable phases of anatase or brookite. Consequently, the transformation of the metastable TiO2 polymorphs to rutile is
Rutile
Polymer of glucose and structural component of cell wall of plants and green algae
cellulose I to cellulose II is irreversible, suggesting that cellulose I is metastable and cellulose II is stable. With various chemical treatments it is possible
Cellulose
Oceanographic Phenomenon
fronts. A different theory states that staircases represent distinct metastable equilibria. It is suggested that finite-amplitude perturbations to the
Thermohaline_staircase
Chemical compound
pressure of carbon dioxide; this effect is due to the formation of the metastable lithium bicarbonate, which is more soluble: Li 2CO 3 + CO 2 + H 2O ⇌ 2
Lithium_carbonate
Phase transition in the two-dimensional (2-D) XY model
phase Kosterlitz, J. M.; Thouless, D. J. (November 1972). "Ordering, metastability and phase transitions in two-dimensional systems". Journal of Physics
Berezinskii–Kosterlitz–Thouless transition
Berezinskii–Kosterlitz–Thouless_transition
4-atom allotrope of oxygen
experiments. Theoretical calculations have predicted the existence of metastable O4 molecules with two different shapes: a "puckered" square like cyclobutane
Tetraoxygen
Topics referred to by the same term
asynchronous circuit Synchronizer, an electronic circuit technique; see metastability in electronics Synchronizer (film editing), a device for aligning multiple
Synchronizer
METASTABILITY
METASTABILITY
METASTABILITY
METASTABILITY
Girl/Female
Afghan, Arabic, Muslim, Pashtun
Song; Melody
Girl/Female
American, Australian, Chinese, Dutch, Scandinavian
Scholar; Learned One; Giving Shelter; Protection; Shelter
Boy/Male
Arabic
Luck
Boy/Male
British, Christian, English, Scottish
Forsaken
Girl/Female
Tamil
Tarkeshwari | தாரகேஷà¯à®µà®°à¯€
Goddess Parvati
Boy/Male
Hindu, Indian, Sanskrit
One who Drinks Water; One with Black Teeth; A Tortoise
Boy/Male
Hindu, Indian
Attention
Boy/Male
Norse
Holy.
Boy/Male
Muslim
Genius
Boy/Male
Bengali, English, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Tamil, Telugu
Affection; Love; Short Form of Mohan
METASTABILITY
METASTABILITY
METASTABILITY
METASTABILITY
METASTABILITY