Excitations definitions
| Word backwards | snoitaticxe |
|---|---|
| Part of speech | Noun |
| Syllabic division | ex-ci-ta-tions |
| Plural | The plural of the word "excitations" is "excitations." |
| Total letters | 11 |
| Vogais (4) | e,i,a,o |
| Consonants (5) | x,c,t,n,s |
Excitations are the phenomenon in physics where energy is added to a system causing it to become more energetic. This can manifest in various ways, such as vibrations in a solid material, oscillations in a fluid, or the movement of electrons in an atom.
Types of Excitations
There are different types of excitations depending on the system in question. In condensed matter physics, excitations can be classified into two main categories: elementary excitations and collective excitations. Elementary excitations refer to individual particles or quasiparticles that can be excited within the system, such as phonons in a solid. Collective excitations, on the other hand, involve the coherent motion of a large number of particles, leading to phenomena like plasmons or magnons.
Significance in Materials Science
Excitations play a crucial role in the field of materials science as they determine various properties of materials. For example, the band structure of a material, which dictates its conductivity and optical properties, is deeply influenced by the excitations present. Understanding and controlling excitations is essential for the development of new materials with tailored properties for specific applications.
Excitations in Quantum Mechanics
In quantum mechanics, excitations are fundamental to understanding the behavior of particles at the microscopic level. For instance, in atoms, excitations correspond to the movement of electrons between energy levels, giving rise to phenomena like absorption or emission of light. The study of excitations in quantum systems has led to groundbreaking discoveries in quantum computing and quantum information theory.
Overall, excitations are a fundamental concept in physics that underpins many phenomena observed in nature. Whether at the macroscopic scale in materials science or at the quantum level in particle physics, excitations are at the core of understanding the dynamics of physical systems.
Excitations Examples
- The excitations of the crowd grew as the performers took the stage.
- He couldn't contain his excitations upon receiving the job offer.
- The teacher used interactive tools to create excitations among the students.
- The excitations of the children heightened as they entered the amusement park.
- Her energy and excitations were contagious, lighting up the room.
- The movie generated excitations among its audience with its thrilling plot.
- The mention of a surprise party caused excitations among the guests.
- The excitations of winning the championship motivated the team to train harder.
- The politician's speech was full of excitations, rallying the crowd.
- Excitations filled the air as the countdown to midnight began.