Title :
Superfocusing of light beams below the diffraction limit by photonic crystals with negative refraction
Author :
Husakou, A. ; Herrmann, J.
Author_Institution :
Max Born Inst. for Nonlinear Opt. & Short Pulse Spectrosc., Berlin, Germany
Abstract :
We show that photonic crystals with negative refraction amplifying the evanescent waves, combined with an aperture creating seed evanescent components, can focus light beams below the diffraction limit of half of the wavelength.
Keywords :
light diffraction; metamaterials; optical focusing; photonic crystals; refractive index; diffraction limit; evanescent waves; negative refraction; photonic crystals; superfocusing; Apertures; Electromagnetic scattering; Focusing; Nonlinear optics; Optical diffraction; Optical pulses; Optical refraction; Optical surface waves; Photonic crystals; Slabs;
Conference_Titel :
Quantum Electronics Conference, 2005. EQEC '05. European
Print_ISBN :
0-7803-8973-5
DOI :
10.1109/EQEC.2005.1567498
