A problem about solid spectrum

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    Solid Spectrum
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SUMMARY

Solids emit a continuous spectrum of infrared (IR) radiation when heated due to the vibration spectrum of phonons. This phenomenon is a result of the continuous energy states available to phonons within the solid. The discussion highlights the fundamental principles of thermal radiation in solids, emphasizing the role of phonon vibrations in generating a continuous emission spectrum.

PREREQUISITES
  • Understanding of phonons in solid-state physics
  • Knowledge of infrared radiation principles
  • Familiarity with thermal radiation concepts
  • Basic grasp of solid-state material properties
NEXT STEPS
  • Research the role of phonons in thermal conductivity
  • Explore Planck's law of blackbody radiation
  • Learn about the Debye model of specific heat in solids
  • Investigate the relationship between temperature and IR emission in materials
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Physicists, materials scientists, and engineers interested in solid-state physics and thermal radiation phenomena.

enricfemi
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Why solid send out comtinuous spectrum when it is heat.
 
Last edited:
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enricfemi said:
Why solid send out comtinuous spectrum when it is heat.

Because the vibration spectrum (phonons) for a typical solid that is responsible for the IR radiation is continuous.

Zz.
 
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Thank you,ZapperZ!
o:)
 
Last edited:

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