Metastable meaning

Metastable refers to a state in which a system is in equilibrium but unstable enough to change easily when triggered by an external influence.


Metastable definitions

Word backwards elbatsatem
Part of speech Metastable is an adjective.
Syllabic division me-ta-sta-ble
Plural The plural form of metastable is metastables.
Total letters 10
Vogais (2) e,a
Consonants (5) m,t,s,b,l

Metastable refers to a state in which a system is in a stable condition but can transition to a different state with a small disturbance or change in conditions. It is a concept commonly used in physics, chemistry, and materials science to describe the behavior of systems that are not in equilibrium but are not actively changing either.

Understanding Metastable States

In a metastable state, a system is in a high-energy state that is stable for the time being but has the potential to transition to a lower-energy state if perturbed. This transition typically requires an input of energy to overcome an energy barrier, known as an activation energy, before the system can move to a more stable state.

Examples of Metastable Systems

One common example of a metastable system is supercooled water, which remains in a liquid state at temperatures below its freezing point until disturbed, at which point it rapidly freezes. Another example is a stretched rubber band, which is stable in its stretched state but can quickly snap back to its original shape when released.

Applications of Metastable Materials

Metastable materials are of great interest in various fields, including materials science and engineering. These materials often exhibit unique properties that can be beneficial for specific applications. For example, certain metastable alloys can be used to create lightweight yet strong materials for aerospace and automotive industries.

Stability and Metastability in Chemistry

In chemistry, the concept of metastability plays a crucial role in understanding reaction kinetics and thermodynamics. Many chemical reactions involve metastable intermediates that exist only transiently before proceeding to a more stable state. By studying these intermediate states, scientists can gain valuable insights into reaction mechanisms and pathways.

In conclusion, metastable states are essential phenomena in various scientific disciplines, providing valuable insights into the behavior of complex systems. Understanding metastability can lead to the development of innovative materials, the optimization of chemical processes, and the advancement of scientific knowledge.


Metastable Examples

  1. The diamond structure is a metastable phase of carbon.
  2. Metastable liquids are often referred to as supercooled liquids.
  3. A metastable state can exist for long periods before transitioning to another phase.
  4. Metastable materials have potential applications in technology and medicine.
  5. Metastable compounds may exhibit unique properties under specific conditions.
  6. Researchers study metastable systems to better understand their behavior.
  7. Metastable isotopes can undergo radioactive decay to reach a stable state.
  8. Metastable proteins can fold into different conformations based on environmental factors.
  9. Metastable reservoirs store energy that can be released when triggered.
  10. Metastable equilibrium occurs when a system is temporarily stable but prone to change.


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  • Updated 02/05/2024 - 12:01:46