Faculty of Science and Technology: Recent submissions
Now showing items 121-140 of 274
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N-fuzzy ideals in d-algebras
(2020-01-24)In this research, we introduce the notions of fuzzy d-subalgebra and fuzzy d-ideal of a d-algebra with respect to a triangular norm. Then we investigate some related properties -
Development of porous scaffold based on B-tricalcium phosphate, Zinc-Nikle ferrite, zirconia for bone tissue engineering application
(2020-01-20)In this research, scaffolds of β-tricalcium phosphate (β-TCP) and zinc nickel ferrite (ZnxNi1-xFe2O4) were simply fabricated via the uniaxial pressing together with pressureless sintering, which can be tailored for specific ... -
Improvement bioactivity and bioresorbable of bioactive glasses and glass-ceramics from calcium sodium phosphate glass system for artificial bone applications
(2020-01-20)This research then has two main objectives. The first objective is to fabrication of bioactive glass ceramics containing BaFe12O19 (BF) crystals has been carried out for the application in hyperthermia treatment. The ... -
The Isolation of highly potential cellulase enzymes producing microorganisms from vegetable wastes for application in alcohol fermentation
(2020-01-17)The research team has isolated the cellulase producing microorganisms which have capability in producing extracellular cellulase enzyme for cellulosic degradation from leftover agricultural waste materials such as fruits ... -
Fabrication of hydroxyapatite glass-ceramic by adding ZrO2 for dental application
(2020-01-17)The aim of this work was to fabrication of Hydroxyapatite Glass-ceramic by adding ZrO2 for Dental Application. The glasses were prepared by conventional melting of the coprecipitation derived starting products and heat ... -
Risk assessment for measles and rubella in Thailand using multivariate poisson generalized linear mixed models
(2020-01-16)The objectives of this research are to propose a model for risk assessment of Measles and Rubella morbidity in Thailand, to investigate factors influencing on the Measles and Rubella morbidity rates, and to construct the ... -
Estimation and detection of rice yields in Thailand using spatial and longitudinal data analysis
(2020-01-16)The objectives of this research are to propose a model for estimating and detecting rice yields in Thailand, to investigate the factors related to the rice yields, to find the trend, and to construct the maps of rice yields ... -
Improvement the largest lyapunov exponent for measurement of the winter monsoon prediction in Thailand
(2020-01-16)Thailand is an agricultural country. So that, the water resources are important. The water management is very important for keep the water used in necessary time. The monsoon is causes a heavy rain. The monsoon prediction ... -
Properties of wood composites containing coconut coir fiber
(2020-01-16)Utilizing coconut coir fiber can offer an alternative method of adding value to agricultural wastes and help to conserve the environment. The aim of this research was to investigate the potential use of coconut coir fiber ... -
Validation method for determination of total arsenic using microwave digestion technique
(2020-01-16)The aim of this work was to validate the sample preparation using a microwave digestion for determination of total arsenic in a spiked soil. Graphite fernace atomic absorbtion spectrophotometer (GFAAS) technique was used ... -
Characterizations of conductors in quartic number fields with unramified prime
(2020-01-16)The conductor of an order is the largest ideal of the ring of integers of a field which is contained in the order. In this paper we characterize conductors in quartic number fields whose norm is a power of unramified prime. -
Antioxidant activity of extracts from ficus hispida linn
(2020-01-16)The study used the fruit of Ficus hispida Linn to separation by maceration and sequential extraction method with hexane, ethyl acetate and methanol to crude extracts. Crude extracts were assessed for their antioxidant ... -
Development and cement sheet reinforced with natural fiber
(2018-07-25)This research project has developed and produced natural fiber-reinforced cement tiles by incorporating natural fibers from para rubber leaves and torpedo grass and mixing them with cement and then compressed into a mold ... -
The removal efficiency of oil and grease from cafeteria wastewater by using chitosan from shrimp shell
(2018-07-25)Chitosan, natural cationic polysaccharides is synthesized by deacetylation of chitin, one of the major structural elements of exoskeleton of crustacean shrimps. Due to its combination of many unique properties such as no ... -
The properties study of lightWeight brick mixed
(2018-07-25)The objectives of this research aimed to study the appropriate ratio for making light weight brick which composed of the sawdust and water hyacinth and to study the efficiency of light weight brick. The research method ... -
Development of bio-fertilizers of fermented sludge mixed with banana pulp and fermented sludge mixed with bagasse as additive nutrients to the plants.
(2018-07-25)Natural compost or organic fertilizers suitably applied to soil since it improves soil quality, is cheap and easy to manage, and has no pollution residues. However, the right ratio of ingredienttypes as well as enough ... -
Extraction of plastic and aluminum foil from beverage cartons with biological processes
(2018-07-25)Extraction of plastic and aluminum foil from beverage cartons with biological processes is one environmentally friendly approach that is appropriated for paper recycling. The other remained parts including plastic and ... -
Development of a hydrogen gas purifier for improving the quality of biogas in fermentation process
(2018-07-25)Hydrogen sulfide (H25 cheap materials, activated carbon, scraped iron, sand, cement, and rice husks applied to the small scale biogas production at 30 ppm within 6 hours. The filter materials with highest to lowest H48.18 ... -
Greenhouse gas emission reduction from recycled solid waste management : A Case Study of Rattanatibade School, Nonthaburi Province
(2018-07-24)The study evaluated the greenhouse gas emission reduction of waste management with software of 3R-Greenhouse Gas Calculation Versions 6.0 case study of Rattanatibade School, Nonthaburi Province. The results of solid waste ... -
Study of water qualities in klong prem prachakorn leads to water resources management
(2018-07-24)Abstract The objective is to analyze Klong Prem Prachakorn water quality and its water management. A total of 10 parameters include pH, water temperature, turbidity, dissolved oxygen (DO), biological oxygen demand (BOD), ...