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Questions related from Li-Yuang Yu
What is the nature of intrinsic loss of a material ? Is it related to phonon vibration absorption?
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Why does absorption of a material and its emission peak at different frequency? why does emission spectrum red-shift relative to absorption spectrum?
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Perfect absorber could be done in many ways like plasmon resonances. Radiation energy is dissipated into heat as loss is enhanced at plasmon resonant frequencies. Oppositely, as an object or...
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For an arbitrary body emitting and absorbing thermal radiation in thermodynamic equilibrium, the emissivity is equal to the absorptivity. Is it in ideal case?the equality of emissivity and...
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What is the difference between absorbance and absorptivity? How to calculate absorptivity from absorbance?
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I am curious about why metals have relatively high ohmic losses; in contrast, dielectrics have low-loss property?
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