Editorial

• 作者: Editorial Department of the OEL
• 来源期刊: 光电子快报（英文版）
• 年，卷（期）: 2021,（1）
• 页码范围: 前插1
• 页数: 1页
• 语种: 英文

摘要

We congratulate the 2021 new year to our authors,reviewers,readers,cooperators and all the friends,and give our most sincere thanks to you! In the past year,our authors,reviewers,and readers are dealing with new and unexpected professional and personal challenges due to COVID-19.