In this report, comparative review between two papers about antiviral activity of nanocomposite has been discussed in terms of novelty, importance level, weaknesses points, publishing year, similarities, differences and recommended suggestions. The first article was titled “A Surface Coating that Rapidly Inactivates SARS-CoV‑2” by Behzadinasab et al. from Virginia Polytechnic Institute, and the University of Hong Kong, which published in ACS Applied Materials & Interfaces journal in 13 July 2020, Q1, H index 199 (Behzadinasab et al., 2020; Scimagojr 2020). The second one was titled “Protective hybrid coating containing silver, copper and zinc cations effective against human immunodeficiency virus and other enveloped viruses” by Hodek et al. from Institute of Organic Chemistry and Biochemistry, Technical University of Liberec, and Centre for Nanomaterials, which published in BMC Microbiology