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Enhancing far-field thermal emission with thermal extraction
Enhancing thermal emission thermal extraction
2015/8/7
The control of thermal radiation is of great current importance for applications such as energy conversions and radiative cooling. Here we show theoretically that the thermal emission of a finit...
Effective magnetic field for photons based on the magneto-optical effect
Effective magnetic fi eld photons magneto-optical effect
2015/8/7
Effective magnetic field for photons based on the magneto-optical effect.
Ultrahigh-contrast and large-bandwidth thermal rectification in near-field electromagnetic thermal transfer between nanoparticles
Ultrahigh-contrast large-bandwidth thermal electromagnetic thermal transfer between nanoparticles
2015/8/7
We exploit the unique properties of optical waves in nanophotonic structures to enhance the capabilities for active control of electromagnetic thermal transfer at nanoscale. We show that the near-@...
Realizing effective magnetic field for photons by controlling the phase of dynamic modulation
effective magnetic photons controlling dynamic modulation
2015/8/7
The goal to achieve arbitrary control of photon flow has motivated much of the recent research on photonic crystals and metamaterials. As a new mechanism for controlling photon flow, we in...
Combining radiationless interference with evanescent field amplification
radiationless interference
2015/8/10
The conventional approach for radiationless interference exploits the interference of evanescent components for the purpose of deep-subwavelength focusing and image formation. As a result, deep subwav...
Spatial coherence of the thermal electromagnetic field in the vicinity of a dielectric slab
Spatial coherence thermal electromagnetic vicinity dielectric slab
2015/8/11
We present the analytic calculation of the cross-spectral density tensor of a thermally radiative planar dielectric slab in extreme near-field, intermediate near-field, and far-field...
Spatial coherence of the thermal electromagnetic field in the vicinity of a dielectric slab
Spatial coherence thermal electromagnetic vicinity dielectric slab
2015/8/10
We present the analytic calculation of the cross-spectral density tensor of a thermally radiative planar dielectric slab in extreme near-field, intermediate near-field, and far-field...
Near-field scanning optical microscopy as a simultaneous probe of fields and band structure of photonic crystals:A computational study
scanning optical microscopy band structure photonic crystals computational study
2015/8/12
We demonstrate the feasibility of employing near-field scanning optical microscopy ~NSOM!imaging to simultaneously obtain both the eigenfield distribution and the band-structure informatio...