Submission open for Volume 50, Issue 2, February, 2023

Dear Authors, Please submit your manuscripts through our Online Submission System or directly to the Chief -Editor's e-mail editorial-office@jonuns.com. Deadline:   January 20, 2023. Journal of Hunan University Natural Sciences is an international, peer-reviewed open - access journal on all aspects of natural sciences published monthly online. Manuscripts are peer-reviewed. The first decision is given to authors about 20-30 days after submission; acceptance for publication after revisions is done within seven days. Aims Journal of Hunan University Natural Sciences provides an advanced forum on all aspects of natural sciences. It publishes reviews, research papers, and communications. We aim to encourage scientists to publish their experimental and theoretical results in as much detail as possible. There is no restriction on the length of the papers. The full experimental details must be provided so that everyone can reproduce the results. Electronic files and software regarding the full details of the calculation or experimental procedure can be deposited as supplementary electronic material if unable to be published in a normal way. Scope The journal covers physics, chemistry, engineering, environmental, earth sciences and biology. Sections: •    Biosciences and Bioengineering; •    Computer and Information Science; •    Chemistry; •    Earth-Aerospace-Marine Science; •    Electrical and Electronic Engineering; •    Education; •    Engineering; •    Energy; •    Environmental Sciences; •    Economy; •    Finance; •    Materials Science; •    Mathematics; •    Medicine; •    Neurosciences ; •    Physics; •    Pharmaceuticals. The authors should prepare the articles strictly according to the template. Please check the link http://jonuns.com/docs/template.doc. All articles published in are published in full open access. In order to provide free access to readers, and to cover the costs of peer review, copyediting, typesetting, long-term archiving, and journal management, an article processing charge (APC) of EUR 430 applies to papers accepted after peer - review. Submitted papers should be well formatted and use good English. Authors may use our English editing service (EUR 70-100) prior to publication or during author revisions. The articles that native English speakers do not edit are not allowed for publication. The journal publishes articles in English or Chinese. Articles published in the Journal of Hunan University Natural Sciences will be Open-Access articles distributed under the terms and conditions of the Creative Commons Attribution License (CC BY). The copyright is retained by the author(s).