Songklanakarin Journal of Science and Technology (SJST)

Volume 44 No 4 July - August 2022

pp. 907 - 1163

Chimp optimization algorithm based support vector machine for congestion control in WSN-IoT

S. Parthasarathy and J. A. Smitha

DOI: 10.14456/sjst-psu.2022.121

pp. 907 - 913 PDF PDF w/Links

An adaptive traffic light control system using reinforcement learning

Kietikul Jearanaitanakij, Chanayut Jamkhaw, Nattapat Puangpipat, and Tot Worasrivisal

DOI: 10.14456/sjst-psu.2022.122

pp. 914 - 922 PDF PDF w/Links

Analytical hierarchy process (AHP) in Expert Choice for determining superior plantation commodities: A case in East Kolaka Regency, Indonesia

Dhian Herdhiansyah, Sudarmi, Sakir, Asriani, and La Ode Midi

DOI: 10.14456/sjst-psu.2022.123

pp. 923 - 928 PDF PDF w/Links

Effects of cooling rate on impact properties and microstructure of gray cast iron ASTM A48

Ganwarich Pluphrach, Sombat Teekasap, Tirawat Amornthatri, Teerapath Limboonruang, Tri Kharanan, and Kanviroon Pluphrach

DOI: 10.14456/sjst-psu.2022.124

pp. 929 - 935 PDF PDF w/Links

Physical and mechanical properties of foamed concrete, a literature review

Yogesh Tambe and Pravin Nemade

DOI: 10.14456/sjst-psu.2022.125

pp. 936 - 944 PDF PDF w/Links

Molecular characterization of vibriosis associated bacteria from traditional mud-crab farmed in the North Coast of Central Java, Indonesia

Sarjito Sarjito, Alfabetian Harjuno Condro Haditomo, Slamet Budi Prayitno, Aninditia Sabdaningsih, Desrina, and Restiana Wisnu Ariyati

DOI: 10.14456/sjst-psu.2022.126

pp. 945 - 952 PDF PDF w/Links

Synthesis and characterization of zinc doped beryllium oxide: Ethylene glycol nanofluids

P. Prakash, J. Catherine Grace John, T. Merita Anto Britto, S. Rubila, and A. Kingson Solomon Jeevaraj

DOI: 10.14456/sjst-psu.2022.130

pp. 979 - 986 PDF PDF w/Links

Bipolar picture fuzzy sets and relations with applications

Waheed Ahmad Khan, Khurram Faiz, and Abdelghani Taouti

DOI: 10.14456/sjst-psu.2022.131

pp. 987 - 999 PDF PDF w/Links

Image encryption using quantum spinning and trigonometric chaotic map

Kawinbhat Sirikantisophon, Mahwish Bano, and Thammarat Panityakul

DOI: 10.14456/sjst-psu.2022.132

pp. 1000 - 1007 PDF PDF w/Links

Two echelon inventory models with the market price, advertisement, and discount sensitive demand in the non-co-operative environment

Shiv Kumar Singh Pundhir, Jitendra Kaushik, Anand Kumar Gupta, and Sandeep Kumar

DOI: 10.14456/sjst-psu.2022.133

pp. 1008 - 1017 PDF PDF w/Links

Assessing role of LULC change in inducing UHI in Jaipur district, Rajasthan, India: A case study from 2009 – 2019

Tanisha Ameriya, Udit Asopa, and Charu Jhamaria

DOI: 10.14456/sjst-psu.2022.135

pp. 1032 - 1039 PDF PDF w/Links

Adverse effects of cypermethrin on golden apple snails (Pomacea canaliculata) and their eggs, and application of Acetylcholinesterase (AChE) as biomarker

Phochit Nanthanawat, Samnao Saowakoon, Witchuda Prasatkaew, Amnuay Wattanakornsiri, Jakkaphun Nanuam, Chayapol Meeprom, and Chutima Thanomsit

DOI: 10.14456/sjst-psu.2022.136

pp. 1040 - 1047 PDF PDF w/Links

Transcriptome profile and pathway analysis of starch and sucrose metabolism in Euglena gracilis

Wenhui Zhang, Wen Jye Mok, Jinwei Gao, Yeong Yik Sung, and Wenli Zhou

DOI: 10.14456/sjst-psu.2022.137

pp. 1048 - 1056 PDF PDF w/Links

Long short-term memory (LSTM) neural networks for short-term water level prediction in Mekong river estuaries

Thai Thanh Tran, Liem Duy Nguyen, Pham Ngoc Hoai, Quoc Bao Pham, Phan Thi Thanh Huyen, Nguyen Phuong Dong, Ha Hoang Hieu, and Nguyen Thu Hien

DOI: 10.14456/sjst-psu.2022.138

pp. 1057 - 1066 PDF PDF w/Links

Screening for phenolic compounds and oxidative capacity of fruit peels, agricultural waste, and traditional herbal medicine for use as biodiesel fuel additive

Netnapa Chana, Atcharaporn Muengpoon, Siriphat Pethkaew, Nattawadee Kulsin, Achariya Mahasuk, and Sirirat Srirat

DOI: 10.14456/sjst-psu.2022.139

pp. 1067 - 1074 PDF PDF w/Links
Optimization of a heavy-duty elevated thin shell structure

Azizah Abdul Nassir, Yee Hooi Min, Arthit Petchsasithon, and Syahrul Fithry Senin

DOI: 10.14456/sjst-psu.2022.141

pp. 1085 - 1090 PDF PDF w/Links
Mitigating street flooding with permeable structures: A modelling case study

Darrien Y. S. Mah, Rosmina A. Bustami, F. J. Putuhena Putuhena, and M. Al Dianty

DOI: 10.14456/sjst-psu.2022.142

pp. 1091 - 1098 PDF PDF w/Links
Information entropic measures for a trigonometric inversely quadratic plus Coulombic Hyperbolic Potential

Clement Atachegbe Onate, Babatunde James Falaye, and Abimbola Abolarinwa

DOI: 10.14456/sjst-psu.2022.143

pp. 1099 - 1108 PDF PDF w/Links
A chain regression exponential type imputation method for mean estimation in the presence of missing data

Kanisa Chodjuntug and Nuanpan Lawson

DOI: 10.14456/sjst-psu.2022.144

pp. 1109 - 1118 PDF PDF w/Links
Thailand COVID-19 pandemic data analysis using big data technology

Karma Wangchuk and Jirarat Ieamsaard

DOI: 10.14456/sjst-psu.2022.145

pp. 1119 - 1124 PDF PDF w/Links
Thermoacoustical parameters of dextran polymer in sodium hydroxide solutions

Subhraraj Panda

DOI: 10.14456/sjst-psu.2022.146

pp. 1125 - 1130 PDF PDF w/Links
A mixture Weibull-Rayleigh distribution and its application

Tanachot Chaito, Nawapon Nakharutai, Sirima Suwan, Lampang Saenchan, and Manad Khamkong

DOI: 10.14456/sjst-psu.2022.147

pp. 1131 - 1144 PDF PDF w/Links
Canary melon (Cucumis melo L. var. Inodorus) response to lime-amended acid soil in the humid tropical rainforest of Nigeria

Ekemini Obok, Emmanuel Macha, Francis Nwagwu, and Donatus Uwah

DOI: 10.14456/sjst-psu.2022.148

pp. 1145 - 1152 PDF PDF w/Links
Genome survey report of Thai ricefish ( Oryzias minutillus) (Actinopterygii: Beloniformes)

Arin Ngamniyom and Kun Silprasit

DOI: 10.14456/sjst-psu.2022.149

pp. 1153 - 1158 PDF PDF w/Links
Effectiveness of radiation shielding and effective doses of radiological technologists during PET/CT scans at the National Cyclotron and PET Centre, Chulabhorn Hospital: A phantom study

Phornpailin Pairodsantikul, Paramest Wongsa, Waraporn Sudchai, Paphawarin Burasothikul, Chanapa Saegpitak, Suthida Srima, and Monchaya Nivorn

DOI: 10.14456/sjst-psu.2022.150

pp. 1159 - 1163 PDF PDF w/Links