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Acknowledgments
Authors are very grateful to Algirdas Mekys for conventional zones plates and prof. H. G. Roskos group (Johann Wolfgang Goethe-University, Frankfurt, Germany) for the CMOS FET THz detectors used in the imaging experiment. The work was supported by Research Council of Lithuania under the grant “HeTeFo” MIP-093/2012.
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Minkevičius, L., Madeikis, K., Voisiat, B. et al. Focusing Performance of Terahertz Zone Plates with Integrated Cross-shape Apertures. J Infrared Milli Terahz Waves 35, 699–702 (2014). https://doi.org/10.1007/s10762-014-0086-8
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DOI: https://doi.org/10.1007/s10762-014-0086-8