Faculty of Science and Technology: Recent submissions
Now showing items 161-180 of 274
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Isomorphism Theorems of MV-algebras
(2017-07-08)An MV-algebra G is an abelian monoid (G,0,+) with the operation * satisfying (x*)* = x , x + 0* = 0* and (x *+y)*+y = (y*+x)* = x . Let G be an MV-algebra. A function f :G →G is called homomorphism if f (x + y) = f (x) + ... -
Treatment of Phosphate from Wastewater by Filter material with Shells
(2017-07-08)The objective of this research was to study the treatment of Phosphate from wastewater by filter material with shells. Various parameters include pH, temperature, turbidity, DO, nitride ammonium and phosphate were investigated ... -
Stochastic Analysis of Squeezed State of Light within a PANDA Ring Resonator
(2017-07-08)The stochastic process and the squeezed state representation of photons was applied to study the propagation of the entangled photons produced in a nonlinear micro PANDA ring resonator. The four-wave mixing process for ... -
The Development of Predictability Measurement Method for Winter Monsoon Forecasts in Thailand
(2017-07-08)The forecasting method is important because it can predict phenomena in the future. The accuracy of the forecast depends on the model and the initial conditions. In addition, the predictability measurement method is important ... -
การทำน้ำยาล้างจานสมุนไพร
(2017-05-31) -
Production of acoustic materials from natural rubber foam and natural fiber composites
(2016-09-01)This research work was to study the effect of surface treatment of natural fiber and the effects of type and content of natural fiber on the development of acoustic material from natural rubber foam /natural fiber composites. ... -
Generalized linear mixed models for spatio-temporal data with an application to leptospirosis in thailand
(2016-09-01)The objectives of this research are to estimate the morbidity rates of Leptospirosis in each month of all provinces in Thailand, to determine the trend of leptospirosis over time, to investigate factors influencing on the ... -
The study of squeezed state of light within a PANDA ring resonator
(2016-08-31)The propagation of photon states in a nonlinear micro - PANDA ring resonator are studied and analyzed. The squeezed state representation of photon can be achieved via four – wave mixing process in the micro-ring resonator. ... -
ประสิทธิภาพการดูดซับไอออนตะกั่วจากสารละลายโดยใช้อิฐมวลเบาเป็นตัวดูดซับ
(2016-08-31)In this study, autoclaved aerated concrete (ACC), were investigated as low-cost andsimple adsorbents for removal of Pb(II) from aqueous solution. The adsorption of Pb(II) wascarried out by batch experiments as a function ... -
Production of essential oil from tobacco leaves for insect repellents
(2016-08-31)This research was study the production of essential oil from tobacco leaves for insect repellents. To increase value and development of new products form tobacco leaves. This product is environmental friendly. In this ... -
Preparation and analysis of bioactive glasses and glass-ceramics from calcium sodium phosphate system
(2016-08-31)The aim of this work was to study the magnetic properties of magnetic glassceramics with composition system CaO-Na2O-P2O5-BaO-Fe2O3. The magnetic glass– ceramics were prepared by conventional melting at 1300oC for 2 h ... -
The assessment of particulate matter less than 10 μm (PM10) at Rajamangala University of Technology Phra Nakhon, North Phra Nakhon Campus
(2016-08-31)For this work PM10 were collected from 7 stations within the area of North Phra Nakhon campus, Rajamangala University of Technology Phra Nakhon, Thailand. The samples were collected within 24 hours from January to April ... -
Improvement of boundary condition for a shallow water model to extent predictability of the northeast monsoon
(2016-08-31)The shallow water model is a mathematical model was developed from the shallow water equations. It consists of the continuous flow and the momentum equation of non-linear in the x-axis and y-axis. The boundary conditions ... -
Evaluation the quantities of solid waste in faculty of science and technology, Rajamangala University of Technology Phra Nakhon
(2016-08-31)The aim of this research was to study the solid waste management in Faculty of Science and Technology, Rajamangala University of Technology Phra Nakhon, study problems and obstacles of the solid waste management. The study ... -
Endemism and conservation status of podostemaceae in northeastern Thailand
(2016-08-31)Podostemaceae, a family of aquatic flowering plant restricted to river rapids and waterfalls are widely reported to be the high incidence of endemism and in need for conservation. The present study analyses endemism and ... -
Changes of mechanical properties in wood/PVC composites under moisture application condition
(2016-08-31)This research work was to study the effect of moisture on mechanical properties of wood/polyvinylchloride composites (WPVC). WPVC specimens in ratio of PVC and wood (100:100 by weight) were prepared by using twin screw ... -
Mathematical spatial analysis for multiple disease mapping application to hypertension and ischemic heart disease
(2015-09-25)The objectives of this research are to estimate the morbidity rates of Hypertension and Ischemic heart disease in each province of Thailand, to investigate factors influencing on the morbidity rates, and to construct the ... -
The potential development of Ficus hispida Linn use to traditional herbs and cancer prevention for generate knowledge and heritage of local wisdom
(2015-09-25)The study used the bark, leaves and 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 ... -
Potential of extracts of Ficus hispida linn for controlling germination and Growth of Weed in Rice Field for Increase the value of biodiversity and its sustainable use
(2015-09-25)The potential of extracts of the Ficus hispida Linn to inhibit germination and growth of barnyardgrass (Echinochloa crus-galli), a common weed in rice. The bark, leaves and fruit of F. hispida isolated by the Maceration ... -
System development consulting for quality assurance Rajamangala University of Technology Phra Nakhon
(2015-09-14)The purposes of the research was to develop the system consulting for quality assurance Rajamangala University of Technology Phra Nakhon, including found out the quality by the experts and the system users’ satisfaction. ...