【摘 要】
:
Ultra-narrow linewidth,nonpolarizing guide-mode resonance (GMR) filters with single and double common resonance wavelengths are designed.The guide-mode resonanc
【机 构】
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Institute of Lightwave Technology,Beijing Jiaotong University,
【出 处】
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Chinese Optics Letters
论文部分内容阅读
Ultra-narrow linewidth,nonpolarizing guide-mode resonance (GMR) filters with single and double common resonance wavelengths are designed.The guide-mode resonance filters consist of a single grating layer with asymmetric profiles.By choosing appropriate parameters,same resonance wavelengths for both transverse electric (TE) and transverse magnetic (TM) polarizations can be achieved.Results show that high reflection (more than 99.9%) is obtained at every resonance wavelength,and the full-width at halfmaximums (FWHMs) of TEand TM-polarized light are only 0.008 and 0.215 nm,respectively.
Ultra-narrow linewidth, nonpolarizing guide-mode resonance (GMR) filters with single and double common resonator wavelengths are designed. The guide-mode resonance filters consist of a single grating layer with asymmetric profiles. transverse electric (TE) and transverse magnetic (TM) polarizations can be achieved. Results show that high reflection (more than 99.9%) was obtained at every resonance wavelength, and the full-width at halfmaximums (FWHMs) of TEand TM-polarized light are only 0.008 and 0.215 nm, respectively.
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