As part of the submission process, authors are required to check off their submission's compliance with all of the following items, and submissions may be returned to authors that do not adhere to these guidelines.
The contribution is original and unpublished, and is not being evaluated for publication by another journal; otherwise, it must be justified in "Comments to the editor".
Attached to the article is the declaration of originality signed by the authors.
Authors need to be identified with: full name, institution of origin, academic background, e-mail and ID of ORCID.
The article is accompanied by the approval certificate of the Research Ethics Committee (CEP) of origin, or its justification made by the author.
The submission file is in Microsoft Word format.
The text follows the style standards and bibliographic requirements described in guidelines for authors.
Our editorial policy limits the number of articles sent, per author, to three submissions per year, one for each edition, regardless of their position in the authorship; and does not allow the re-submission of a modified version of a rejected article.
Accept the payment fee for publishing the article once accepted by the journal's editorial board. More information: click here
Author Guidelines
Attached to the article is the declaration of originality Articles are received in a continuous flow, that is, we receive texts at any time of the year. The articles are published on the magazine's website www.bjns.com.br, exclusively in PDF format, shortly after approval by the journal's reviewers. The Brazilian Journal of Natural Sciences accepts articles related to the natural sciences (physics, chemistry and biology). Original articles, review articles, case reports or case studies are accepted. Course completion papers can be published with the express authorization of the supervising professor. Texts presented at congresses, symposia and seminars are accepted, with the condition that they are unpublished and in accordance with the publication rules. The works will be examined by the editorial board. The submission file must be in Microsoft Word format; Manuscripts can be any size. There are no restrictions on word count, number of figures or amount of supporting information. We recommend that you present and discuss your findings concisely. Manuscripts must be sent in Portuguese or English. Inserts for specific areas of the natural sciences (physics, chemistry and biology) will be considered. The title should be centered, in bold and italics with Time Roman 14 font, the first letter in uppercase. Identification of the author (s) must be made immediately after the title, with 1.5 spacing in Time Roman l 11 without bold and italics, with footnote and identification of the institution of origin, academic formation, e-mail and ORCID ID. Papers must contain: Summary; Abstract; Introduction; Material and Method; Results, Discussion / Conclusion and References in Vancouver style. The abstract with a maximum of 300 and a minimum of 200 words. At the end it should contain 3 keywords, in Times Roman 12 single spacing, for the keywords, double single space. The article must be written in Times Roman, size 12, between the lines with 1.5 space. Paper size: A4 (2.10 x 2.97 cm), with portrait orientation, 2.5 cm top and left, 2 cm bottom and right margins. Define the abbreviations in the first appearance in the text. Do not use nonstandard abbreviations unless they appear at least three times in the text. Keep abbreviations to a minimum. The Brazilian Journal of Natural Sciences uses ABNT standards for short and long citations; as for the reference, the magazine uses the “Vancouver” style for the text in general. Images (figures and photos): must be clear, with a maximum size of 10 x 15 cm, presented in standard JPEG digital format at 300dpi; they must be centralized in the document and contain captions and sources; importantly, they must be inserted in the body of the text, not pasted. Graphs, tables and charts must be accompanied by an explanatory title in order to understand the meaning of the data collected. For reprinting photographs, figures, tables, tables and graphs extracted from other texts, the reference source must be indicated and the authorization of the source or author must be attached.
Plagiarism Policy The assumptions of plagiarism are: a) presenting others' work as yours; b) adopt the words or ideas of other authors without due recognition; c) do not use quotation marks in a literal quote; d) paraphrase from a source without mentioning it; e) abusive paraphrase, even if the source is mentioned. The general assumptions of scientific fraud are as follows: a) fabrication, falsification or omission of data and plagiarism; b) duplicate publication; and c) conflicts of authorship. All accepted papers are submitted to plagiarism detection software. The magazine adopts the CrossRef system to identify plagiarism and or similarity. The authors will assume the consequences of any nature resulting from the breach of the obligations indicated in these editorial rules. In cases where plagiarism is incurred, the Editorial Coordination will follow the following procedures: the evidence of the detected plagiarism will be sent to the author (s), requesting an explanation about it. If the answer is not satisfactory, the article will not be published and, if applicable, the media in which the original plagiarized article was published will be informed.
Copyright Notice
Copyright Statement - Policy Proposal for Open Access Journals Authors who publish in the Brazilian Journal of Natural Sciences (BJNS) agree to the following terms: 1 - Authors retain the copyright and grant the journal the right to first publication, with the work simultaneously licensed under the Creative Commons Attribution License allowing sharing of the work with recognition of the authorship of the work and initial publication in this journal. 2 - Authors are authorized to assume additional contracts separately, for non-exclusive distribution of the version of the work published in this journal (eg, publishing in institutional repository or as a book chapter), with acknowledgment of authorship and initial publication in this journal. 3 - Authors are allowed and encouraged to publish and distribute their work online (eg in institutional repositories or on their personal page) at any point before or during the editorial process, as this can generate productive changes, as well as increase the impact and citation of published work. This is an open access article under the CC-BY license
