"Excitons" Example Sentences
1. Excitons are formed when an electron is excited into a higher energy state and leaves a hole in its previous energy level.
2. Energy transfer between excitons depends on the relative orientation of their dipole moments.
3. Excitons can interact with other excitons or with free charges in the system.
4. Excitons are collective excitations formed by the Coulomb interaction between electrons and holes in semiconductor materials.
5. The emission and absorption spectra of materials are strongly influenced by the presence of excitons.
6. The transition of an exciton from its excited state to its ground state can lead to the emission of light.
7. Exciton-polaritons are hybrid particles formed by the coupling of excitons to photons in a cavity or microcavity system.
8. The lifetime of excitons can be greatly affected by the surrounding material, such as impurities or defects.
9. Excitons can be manipulated through external fields, such as magnetic or electric fields.
10. The optical properties of materials, such as its refractive index, can be tuned through the manipulation of excitons.
11. Excitons can be used in optoelectronic devices, such as solar cells or light-emitting diodes.
12. The confinement of excitons in two-dimensional materials can lead to the formation of exciton condensates.
13. The presence of excitons can cause a shift in the bandgap of a material, leading to improved photovoltaic efficiency.
14. Exciton-exciton annihilation is a process in which two excitons combine to form a single exciton of higher energy.
15. The interaction of excitons with phonons, or lattice vibrations, can lead to the relaxation of the excitons.
16. Exciton dissociation is a process in which an exciton is broken apart into an electron and a hole.
17. The binding energy of excitons determines their stability and can be calculated through spectroscopic techniques.
18. The energy transfer between excitons can be studied through time-resolved photoluminescence spectroscopy.
19. Excitonic quenching is a process in which the emission of light from excitons is suppressed due to nonradiative losses.
20. Excitons can be created through the absorption of light by a material.
21. The study of excitons can provide insight into the electronic structure of materials.
22. Excitons can be used to probe the electronic properties of semiconductors through spectroscopic techniques.
23. The motion of excitons can be influenced by their spin, leading to spin-dependent transport properties.
24. The formation of excitons can influence the doping behavior of semiconductors.
25. The recombination of excitons in a material can lead to the creation of biexcitons, or two closely bound excitons.
26. Excitons can be manipulated through the use of magnetic semiconductors or magnetic fields.
27. The study of excitons can provide insight into the mechanisms of electronic and energy transfer processes in materials.
28. The recombination dynamics of excitons can be studied through time-resolved spectroscopy techniques.
29. The size of excitons can be controlled through the manipulation of the size or shape of the material in which they are formed.
30. The formation of excitons can be influenced by the electronic and structural properties of a material.
31. The binding energy of excitons can be calculated through the measurement of exciton absorption spectra.
32. The energy transfer between excitons can be studied through the analysis of exciton-exciton interaction spectra.
33. Excitons can be strongly influenced by the local electric field in a material, leading to electrically tunable properties.
34. Excitons can be indirectly formed through the interaction of an electron and hole that are not located in close proximity to each other.
35. The interplay between the interaction of excitons and photons in microcavity systems can lead to complex quantum behavior.
36. The study of excitons can provide insight into the energy transfer processes that occur during photosynthesis.
37. Excitons can be used to probe the electromagnetic response of materials through the study of their optical properties.
38. The binding energy of excitons can be used to estimate the strength of the Coulomb interaction between electrons and holes in a material.
39. Exciton density can strongly affect the optical and electronic properties of materials.
40. Excitons can play a critical role in the operation of organic photovoltaic devices.
Common Phases
1.
Excitons are charged quasi-particles;
2.
Excitons are formed by the coupling of electrons and holes;
3.
Excitons have unique optical and electronic properties;
4.
Excitons play a crucial role in energy transfer in photosynthesis;
5.
Excitons can be manipulated with external fields;
6.
Excitons are studied in fields such as condensed matter physics, materials science, and optoelectronics;
7.
Excitons are relevant in the development of organic photovoltaics;
8.
Excitons can be used to create efficient light-emitting devices.