Correction: Shielding effectiveness performance of polyaniline-NiFe₂O₄:Cu composites for sub-8 GHz applications (Optical and Quantum Electronics, (2023), 55, 6, (500), 10.1007/s11082-023-04791-z)

In the original publication of the article, Table 3 was published with a typo and the reference and the citation for “Başaran (2021)” was incorrect. The citation (Basaran 2020) should be cited as (Şahin and Emek 2021). The corrected Table 3 and the reference has been provided with this Correction. (Table presented.) The microwave absorption properties of synthesized powders compared with other results in the literature Sample RL Frequency GHz References PANI/Cu-added NiFe2O4 − 29.74 dB 6.82 This work PANI/BaFe12O19 − 12.5 dB 7.8 Yang et al. (2010) PANI/MnFe2O4 − 15.3 dB 10.4 Thirumalairajan et al. (2013) PANI/ZnO − 41 dB 14.1 ur Rehman et al. (2019) NiFe2O4-graphene oxide − 46.8 dB 6.8 Zhao et al. (2016a) NiFe2O4 nanosheets − 47.1 7.67 Zhao et al.