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: Single-blind In the 2nd ICECME 2020 Conference, Scientific reviewers have reviewed the author’s manuscript through a single-blind review mechanism. This means that the author does not know the identity of the reviewer. Two reviewers are selected according to their field of expertise for one manuscript. • Conference submission management system: The conference management system used in the 2nd ICECME 2020 Conference is the free version of EasyChair. • Number of submissions received: 26 papers. • Number of submissions sent for review: 26 papers. • Number of submissions accepted: 15 papers. • Acceptance Rate (Number of Submissions Accepted/Number of Submissions Received X 100): (15/26) x 100 = 57.69 %. • Average number of reviews per paper: 2 reviewer per paper • Total number of reviewers involved: 17 reviewers • Any additional info on review process: - • Contact person for queries: Dr. Akhyar (Department of Mechanical Engineering, Universitas Syiah Kuala, Jln. Syech Abdurrauf No.7 Darussalam – Banda Aceh, 23111, Indonesia, akhyar@unsyiah.ac.id) Dr. Mohd. Iqbal (Department of Mechanical Engineering, Universitas Syiah Kuala, Jln. Syech Abdurrauf No.7 Darussalam – Banda Aceh, 23111, Indonesia, mohd.iqbal@unsyiah.ac.id)