Plagiarism Policy

The NextGen Chemical Engineering Journal (NGCEJ) is committed to maintaining the highest standards of academic integrity and publication ethics. All submitted manuscripts must represent original research work and must not contain any form of plagiarism.

Plagiarism in any form is considered unethical publishing behavior and is strictly prohibited.

1. Definition of Plagiarism

Plagiarism includes, but is not limited to:

• Copying text, data, figures, or ideas from other sources without proper citation.

• Presenting another author’s work as one’s own.

• Self-plagiarism (reuse of previously published work without disclosure).

• Improper paraphrasing or close imitation of previously published material.

• Use of AI-generated or third-party content without acknowledgment when applicable.

2. Similarity Check

All manuscripts submitted to NGCEJ undergo plagiarism screening using recognized similarity-checking software before peer review.

• Acceptable similarity index: ≤ 15% overall

• Similarity from a single source should normally be ≤ 3%

• References, methodology descriptions, and common technical phrases may be excluded during evaluation.

• Manuscripts exceeding acceptable limits may be returned to authors for revision or rejected.

3. Editorial Actions in Case of Plagiarism

If plagiarism is detected:

Before Publication

• Immediate rejection of the manuscript.

• Authors may be asked for clarification or revision.

• Temporary submission ban may be applied.

After Publication

• Article retraction.

• Publication of a retraction notice.

• Notification to authors’ institutions if necessary.

4. Ethical Standards

NGCEJ follows internationally accepted publication ethics guidelines aligned with best practices recommended by academic publishing organizations.

5. Author Declaration

By submitting a manuscript to NGCEJ, authors confirm that:

• The work is original.

• Proper acknowledgment of sources has been made.

• The manuscript complies with NGCEJ ethical policies.