Peer review declaration

All papers published in this volume of IOP Conference Series: Materials Science and Engineering have been peer reviewed through processes administered by the Editors. Reviews were conducted by expert referees to the professional and scientific standards expected of a proceedings journal published by IOP Publishing. • Type of peer review: Double-blind • Conference submission management system : DPCS3 - Diamond Professional Congress System • Number of submissions received : 110 • Number of submissions sent for review : 110 • Number of submissions accepted : 72 • Acceptance Rate (Number of Submissions Accepted / Number of Submissions Received X 100) : 65% • Average number of reviews per paper : minimum 2 The 4 reviewers had to judge the continuously arriving materials from November until June. Quite a few did not meet the requirements of the conference, they were rejected. • Total number of reviewers involved: 4 Miklós Hajdu - miklos.hajdu63@gmail.com Mirostaw J. Skibniewski Levente Mályusz Zoltán Vattai • Any additional info on review process: Not only scientific but also professional and formal requirements were scored. • Detailed grading: 1. The references are representative and correct. 2. The abstract and keywords describe the content. 3. The paper makes a contribution to construction research. 4. The title reflects the content and purpose of the abstract. 5. The English is satisfactory. 6. The paper is in the template and the size is appropriate. 7. The quality of the illustrations, figures and tables is satisfactory. 8. The topic of the paper is relevant to the constituent themes of the conference. 9. The list of references contains the DOI nr. of the referred material. 10. The paper is of sufficient quality for CCC 2021. 11. I recommend this version of the paper to be published in the Conference Proceedings • Contact person for queries : Gergely Szakáts, Diamond Congress Ltd. gergely@diamond-congress.hu