Optimization of optical waveguide grating couplers |
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Authors: | M. S. Klimov V. A. Sychugov A. V. Tishchenko O. Parriaux |
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Abstract: | The conditions for the optimal coupling between an incident beam of finite cross section and a waveguide mode by means of a finite-size grating have been established in the general case of noncollinear excitation. |
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