Answer: The Article Processing Charges (APC) is paid when an Acceptance of the related paper reaches to the corresponding author.
Answer: Charge standards are in accordance with the national income and vary from countries to counties. You can pay a visit to the website: https:// www.isciencepub.com/
Answer: From submission to publication, it takes nearly one month: two weeks for article reviewing and acceptance, and another one or two weeks for article publication once the fee is paid.
Answer: Open access (OA) is the normal practice of providing unrestricted access via the internet to peer-reviewed scholarly journal articles. Open Access accelerates research and learning. By reducing the barriers that restrict access to knowledge, Open Access maximizes the opportunity for publications to be read and for authors to be recognized for their contribution in their chosen field and beyond.