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Songklanakarin Journal of Science and Technology (SJST)
Scopus
ISSN 0125-3395 · Prince of Songkla University · 2.846 artikel di indeks
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Artikel Jurnal
Assessment of zinc accumulation in agricultural soil of common vegetables and its associated ecological risks in the west coast of Peninsular Malaysia
Zinc (Zn), an essential micronutrient that also poses a potential threat, necessitating a thorough investigation. This study analysed Zn in 18 local vegetable species (leafy greens, fruits, a tuber, and a legume) and their soils across two Malaysian farming sites: Ara Kuda and Sikamat. Soil is a…
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Artikel Jurnal
Diversity, characteristics, and altitudinal distribution of pteridophytes in Manleluag Spring Protected Landscape (MSPL), Mangatarem, Pangasinan, Philippines
The Manleluag Spring Protected Landscape (MSPL) was included among protected areas under the NIPAS Act of 1992. It covers 12% of the forestlands of Mangatarem, Pangasinan, which harbors some endemic unique and threatened species of plants and animals, including ecologically important Pteridophyte…
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Artikel Jurnal
Numerical simulation of non-linear integro-differential equation
This study introduces a novel numerical method for solving first-order Volterra-Fredholm Integro-Differential Equations (V-FIDEs). The proposed approach reformulates V-FIDEs as integral equations, which are then approximated using power series polynomials. The resulting problem is converted into a…
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Artikel Jurnal
Development and empirical analysis of a 3D haptic joystick utilizing three rotary MR brakes
This study focuses on the development and evaluation of a 3D haptic system employing three Magnetorheological Brakes (MRBs) integrated through a gimbal mechanism. A comprehensive literature review was conducted to design a 3D haptic joystick configuration capable of delivering force feedback using…
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Artikel Jurnal
Study and design for creating a small-scale branch chipper utilizing a urethane rubber coupling in power transmission
This research aimed to study and design a small-scale branch chipper that does not use belt-based power transmission, to provide a simple, efficient, energy-saving, cost-effective, and equipment-size-reducing system. The chipper power transmission has a urethane rubber coupling, replacing…
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Artikel Jurnal
Effects of myofascial release technique versus posterior-anterior glide on pain, disability, and quality of life in non-specific low back pain: A randomized controlled trial
Objective of this study is to evaluate effects of Myofascial release (MFR) versus posterior-anterior (PA) glide on pain, disability, and quality of life (QOL) in patients with nonspecific lower back pain (NSLBP). Eighty-six patients having LBP were recruited from 3 hospitals of Karachi, Pakistan…
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Artikel Jurnal
Lesson learnt from the characteristics of tactile ground surface indicator utilization in Kupang city, Indonesia
Tactile Ground Surface Indicators (TGSIs), installed on sidewalks, aim to help people with visual impairments. This study aims to evaluate the feasibility level (a ratio of sidewalk length with TGSI to road links length) and comparing their condition to the standardized TGSI installation. It was…
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Artikel Jurnal
Antiproliferative activity of Cresentia cujete fruit and leaf extracts using yeast (Saccharomyces cerevisiae) model and genotoxic effect using Allium test
Plant-based medicines and medicinal plants demonstrate benefits on using them as cutting-edge anti-cancer treatments. This study aims to evaluate the antiproliferative and genotoxic activity of the mature mesocarp of C. cujete leaf and fruit extracts using yeast assay and Allium test. The C. cujete…
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Artikel Jurnal
Carbon neutrality implementation in Thailand: The use of analytic hierarchy process
Countries worldwide push towards carbon neutrality, urging public, private, and industrial sectors to reduce carbon and greenhouse gas (GHG) emissions. This study uses the analytic hierarchy process (AHP) to assess factors influencing carbon neutrality (CN) implementation in Thailand. Three major…
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Artikel Jurnal
Fuzzy ANCOVA and its application in drug yield analysis
Analysis of Covariance (ANCOVA) is a method of data analysis used in experimental design to compare treatments with high precision by reducing experimental error. The uncertainty involved during data collection cannot be ignored when planning and executing experiments. Consequently, it is important…
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Artikel Jurnal
Leveraging GIS for strategic location-based decision-making in Indonesia: A literature review
Indonesia, a country with the fourth-largest population in the world, requires carefully considered decision-making processes. Integrating GIS with various methodologies offers a promising approach to enhancing location-based decision-making processes. The literature review in this article focuses…
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Artikel Jurnal
In silico assessment of self-assembly and bioactivity profiles of peptides from lentil protein
Peptides are versatile biomolecules with diverse biological functions, including self-assembly into nanostructures such as nanoparticles, nanosheets, and nanotubes, which have applications in bioadhesives, hydrogels, and drug delivery systems. Lentil proteins, known for their antioxidant…
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Artikel Jurnal
Characterizing the ovarian follicular dynamics and ovarian hormonal profile of Lakhimi cow during the estrus cycle
Lakhimi cattle is a promising indigenous dual breed in Assam and adjoining tropical area of Northeastern India, with valuable traits. This study aimed to monitor ovarian follicular dynamics and hormonal profiles during the estrus cycle in Lakhimi cows. The predominant one of two-wave follicular…
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Artikel Jurnal
A QSIQR mathematical model of the Covid-19 epidemic in Indonesia by considering government policies
COVID-19 first appeared in Wuhan, China, in late 2019. The disease quickly spread globally, causing a pandemic. This study provides an overview of the COVID-19 endemic in Indonesia through a mathematical model. One of the analysis results is the basic reproduction ratio, which is used to predict…
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Artikel Jurnal
Air quality analysis over three years for different districts of Karnataka state, India
Analysis of ambient air quality parameters on a specific day over three years across 17 districts of Karnataka gives an insight into the air quality scenario of the entire Karnataka State. With this as an objective, air quality data from Central Pollution Control Board (CPCB online platform) has…
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Artikel Jurnal
Effects of a new tomato organic seed coating agent on physical characteristics and seed quality of lettuce (Lactuca sativa)
Films prepared from tomato coatings have a thin, flexible, and highly elastic nature, with a non-smooth surface and high flexibility. When sodium alginate was added at 0.3, 0.6, and 0.9 v/v, the films became thinner, and the film surface was relatively smooth with moderate flexibility. When each…
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Artikel Jurnal
Improving efficiency within the manufacturing sector through the implementation of queue-length dependent bulk service strategies with vacation scheduling
The study examines the batch arrival queue-length-dependent bulk service with multiple vacations. Service provision is that the batch depends upon the queue length. The study incorporates supplementary variables on account of variations in service time (both high and low batch) and vacation…
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Artikel Jurnal
Log Akash regression model with application
The current study proposes and presents a new regression model for the response variable following the Akash distribution. The unknown parameters of the regression model are estimated using the maximum likelihood method. A simulation study is conducted to evaluate the performance of the maximum…
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Artikel Jurnal
Histological localization of the mucus-secreting cell, sacciform cell, and pigment cell in the integument system of the grunting toadfish, Allenbatrachus grunniens (Linnaeus, 1758)
With limited observations, one of the major remaining questions in toadfish biology is how the integument structure helps them cope with a harsh estuarine environment. In this study, we attempted to observe the structure and histological characteristics of the integument system (classified into…
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Artikel Jurnal
Liquid phase exfoliation of graphite using extracts from coffee grounds and spent coffee grounds
The green exfoliations of graphite by using extracts from Arabica and Robusta coffee grounds (CG), and cold-brew and hot-brew spent coffee ground (SCG) were studied. The reactions were performed in an ultrasonic bath (200 W, 40 kHz) at 55oC for 2 h. The suspension was left at room temperature for 2…
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