Peer review declaration

All papers published in this volume of Journal of Physics: Conference Series 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 (the author remains anonymous to the referees throughout the consideration process and vice versa). Conference submission management system: Open Conference Systems by Public Knowledge Project (PKP) installed in the university’s server and hosted by Research and Innovation Management Office Universitas Indonesia ● Number of submissions received: 192 ● Number of submissions sent for review: 167 ● Number of submissions accepted: 107 ● Acceptance Rate (Number of Submissions Accepted/Number of Submissions Received X 100): 55.73% ● Average number of reviews per paper: 2 ● Total number of reviewers involved: 70 ● Any additional info on review process: each paper undergo a process of checking similarity using iThenticate before sending it to reviewers ● Contact person for queries: Name: Ivandini T Anggraningrum, Affiliation: Universitas Indonesia, Institutional email address : ivandini.tri@sci.ui.ac.id