Journal of Science and Technology Phetchabun Rajabhat University, It reports original research findings and provides technical perspectives in scientific, technology mathematics and Agiculture. The journal presents in depth scientific analyses with logical organization. It acts as a medium for exchange of knowledge and information between scholars. The journal publishes both original research and review articles. All submitted manuscripts are peer reviewed with online submission system. The JSTPCRU  Journal is published every 6 months in an electronic format.

Publication fee
An Article-Processing Charge (APC) of 5,000 bath for each article accepted for publication.


ISSN: 2774-0528 (Online)  

Peer review process: The journal ensures the quality of research articles through review by external peer reviewers who are not affiliated with the authors and come from various institutions, at least three in number. The article evaluation process follows a double-blinded review format.

Types of articles: Research articles and review articles

Language: Thai and English

Publishing schedule2 issues per year

No. 1: January – June

No. 2: July – December

Vol. 5 No. 2 (2025): July-December (2025)

Journal of Science and Technology Phetchabun Rajabhat University 2025
Volume 5 Issue 2 July-December (2025)

วารสารวิทยาศาสตร์และเทคโนโลยี มหาวิทยาลัยราชภัฏเพชรบูรณ์ ปี 2568
ปีที่ 5 ฉบับที่ 2 กรกฎาคม-ธันวาคม (2568)

Published: 2025-11-20

On the Diophantine equation 3^x-2.5^y=z^2

Jirapong Mavongsa, Suton Tadee

13-18

Numerical Analysis and Experimentation of an AC Voltage Regulator for Spot Welding Machine

Jirasak Songbunkaew , Ekkapol Tubpond, Piyada Phosri, Chamonwut Tamnanchit, Waraporn Summart

39-52

Effects of Marigold Crude Extract Supplementation in Diets on Body and Caudal Fin Coloration Intensity in Siamese Fighting Fish (Betta splendens)

Porntip Thapiang, Namfa Yodpa, Sitthichon Rattanachan, Supaporn Udomsup, Siddhiwasan Dolwongchantong, Kanana Ardsungnearn

53-63

Effect of Black Soldier Fly (Hermetia illucens) larvae Levels in feed to Increase Efficiency Growth rate of Nile Tilapia Fry (Oreochromis niloticus)

Worrapornpat Patpai, Saifon Thodthasi, Witchuda Yindee, Kanokkarn Reebreangrum, Chainarin Tubmarerng, Krikanok Phabu, Kittisak Ruampattana

84-96

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ISSN: 2774-0528 (Online)