2022 – Page 10 – Asia-Pacific Journal of Science and Technology (APST)

Vol. 27 No. 06 (2022): NOV-DEC

The average run length for continuous distribution process mean shift detection on a modified EWMA control chart

Piyaphon Paichit Department of Statistics, Faculty of Science, Silpakorn University, Sanamchandra Palace Campus, Nakhon Pathom, Thailand Wilasinee Peerajit Department of Applied Statistics, Faculty of Applied Science, King Mongkut’s University of Technology North Bangkok, Bangkok, Thailand DOI: https://doi.org/10.14456/apst.2022.103 Keywords: Integral equations ARL Gamma distribution Weibull distribution Abstract Herein, we provide an approximated average run length (ARL) […]

Vol. 27 No. 06 (2022): NOV-DEC

Effects of illuminance and correlated colour temperature on emotional state and perception of Thai customers in clothing retail stores

Natthamol Phumchan Faculty of Architecture, Kasetsart University, Bangkok, Thailand Nuanwan Tuaycharoen Faculty of Architecture, Kasetsart University, Bangkok, Thailand DOI: https://doi.org/10.14456/apst.2022.102 Keywords: Illuminance CCT Emotional response Clothing retail Abstract Lighting is an important environmental factor that stimulates the emotional response of consumers, hence, promoting consumer’s purchase. This research focused on how the illuminance and correlated colour […]

Vol. 27 No. 06 (2022): NOV-DEC

Comparison of different protein extraction methods of rice bran protein concentrates

Farah N.A. Rahim Department of Food Science, Faculty of Food Science and Technology, Universiti Putra Malaysia, Selangor, Malaysia Wan Z.W. Ibadullah Department of Food Science, Faculty of Food Science and Technology, Universiti Putra Malaysia, Selangor, Malaysia Nazamid Saari Department of Food Science, Faculty of Food Science and Technology, Universiti Putra Malaysia, Selangor, Malaysia Nor A. […]

Vol. 27 No. 06 (2022): NOV-DEC

Using RSM to optimize crystallite size of rice husk derived graphene prepared by microwave process

Mukesh Kumar Department of Industrial and Production Engg., National Institute of Technology Jalandhar, Punjab, India Anish Sachdeva Department of Industrial and Production Engg., National Institute of Technology Jalandhar, Punjab, India Rajiv K. Garg Department of Industrial and Production Engg., National Institute of Technology Jalandhar, Punjab, India Sehijpal Singh Department of Mechanical Engineering, Guru Nanak Dev […]

Vol. 27 No. 06 (2022): NOV-DEC

Validation and application of HPLC method for determination of cordycepin and adenosine in dietary supplements

Naruemon Chernthong Pharmaceutical Biotechnology Research Unit, Faculty of Pharmaceutical Sciences, Naresuan University, Phitsanulok, Thailand Suphisara Noisakul Pharmaceutical Biotechnology Research Unit, Faculty of Pharmaceutical Sciences, Naresuan University, Phitsanulok, Thailand Aurasorn Saraphanchotiwitthaya Pharmaceutical Biotechnology Research Unit, Faculty of Pharmaceutical Sciences, Naresuan University, Phitsanulok, Thailand Pattana Sripalakit Pharmaceutical Biotechnology Research Unit, Faculty of Pharmaceutical Sciences, Naresuan University, Phitsanulok, […]

Vol. 27 No. 06 (2022): NOV-DEC

A comprehension of the etiologies of stillbirths through clinical, radiographic and autopsy findings: A study at Srinagarind Hospital, Khon Kaen, Thailand

Piyamas Saksiriwuttho Department of Obstetrics and Gynecology, Faculty of Medicine, Khon Kaen University, Khon Kaen, Thailand Pilaiwan Kleebkaow Department of Obstetrics and Gynecology, Faculty of Medicine, Khon Kaen University, Khon Kaen, Thailand Pornpawee Jamsri Department of Pathology, Faculty of Medicine, Khon Kaen University, Khon Kaen, Thailand Katanyoo Sawangsri Department of Pathology, Faculty of Medicine, Khon […]

Vol. 27 No. 06 (2022): NOV-DEC

The effectiveness of octane booster as additive for fuel quality improvement

Kiagus A. Roni Chemical Engineering Department, University of Muhammadiyah Palembang, Palembang, Indonesia Sri Martini Chemical Engineering Department, University of Muhammadiyah Palembang, Palembang, Indonesia DOI: https://doi.org/10.14456/apst.2022.97 Keywords: Gasoline fuel Octane number Octane booster Specific gravity Distillation Abstract Clean energy is predominant topic across several local and international conservation conferences and initiatives. The primary aim of this […]

Vol. 27 No. 06 (2022): NOV-DEC

Tourism stocks of Thailand in COVID-19 crisis

Ornanong Puarattanaarunkorn Faculty of Economics, Khon Kaen University, Khon Kaen, Thailand Teera Kiatmanaroch Department of Agricultural Economics, Faculty of Agriculture, Khon Kaen University, Khon Kaen, Thailand DOI: https://doi.org/10.14456/apst.2022.96 Keywords: Covid-19 Tourism stock Quantitative easing measures GJR-GARCH model Abstract The COVID-19 pandemic has affected economies worldwide impacting on industry, service, tourism, and financial sectors including stock […]

Vol. 27 No. 06 (2022): NOV-DEC

Phytochemical screening, total phenolic, flavonoid and alkaloid contents, cytotoxicity, and antioxidant activities of Capparis monantha, Jacobs extracts

Vatcharaporn Prapasanobol Division of Chemistry, Faculty of Science and Technology, Phetchaburi Rajabhat University, Phetchaburi, Thailand Pichit Sudta Division of Chemistry, Faculty of Science and Technology, Phetchaburi Rajabhat University, Phetchaburi, Thailand Wethaka Chaocharoen Division of Chemistry, Faculty of Science and Technology, Phetchaburi Rajabhat University, Phetchaburi, Thailand DOI: https://doi.org/10.14456/apst.2022.95 Keywords: Phytochemical Antioxidant activity Cytotoxicity Phenolic Flavonoid Alkaloid […]

Vol. 27 No. 06 (2022): NOV-DEC

Statistical medium optimization for enhancing high biomass production of Lactobacillus reuteri using response surface methodology

Mahshid Heidarrezaei Institute of Bioproduct Development, Universiti Teknologi Malaysia, Johor, Malaysia Daniel J. Dailin Institute of Bioproduct Development, Universiti Teknologi Malaysia, Johor, Malaysia Roslinda A. Malek Institute of Bioproduct Development, Universiti Teknologi Malaysia, Johor, Malaysia Siti Z. Hanapi Institute of Bioproduct Development, Universiti Teknologi Malaysia, Johor, Malaysia Hesham A. El-Enshasy Institute of Bioproduct Development, Universiti […]