Now showing items 921-940 of 3484

    • The research is study motives the affect participation in quality assurance personal of Faculty of Engineering Rajamangala University of Technology Phra Nakhon 

      Latum, Supaporn; สุภาภรณ์ ลาทุม; Prajimnock, Wannarat; วรรณรัฐ ประจิมนอก; Chaiwan, Watcharaporn; วัชราภรณ์ ชัยวรรณ (2020-03-06)
      The research is study motives the affect participation in quality assurance personal of Faculty of Engineering Rajamangala University of Technology Phra Nakhon from example group of 182 people which classified by sex, ages, ...
    • The Effect of harmonic potential on atomic qubit trapping from micro PANDA ring resonator 

      Sripakdee, Chatchawal; ชัชวาล ศรีภักดี (2020-03-06)
      In this research, from the whispering gallery modes generated by micro PANDA ring resonator, the reduced trapping harmonics potential in the short range regime where the interaction was represented by a coupling between ...
    • Rainfall pattern in Thailand due to the influence of tropical cyclone 

      Saiuparad, Sunisa; สุนิสา สายอุปราช; Muangchoo, Kannikar; กรรณิการ์ ม่วงชู; Pankaew, Piyapong; ปิยะพงษ์ ปานแก้ว (2020-03-06)
      This research study about rainfall pattern in Thailand due to the influenced of the tropical cyclone. The annual rainfall analysis was derived from the Thai Meteorological Department (TMD) since 1 9 7 1 -2 0 0 0. The ...
    • Improvement of mechanical Properties and processibility of gluten protein by using natural rubber 

      Chaochanchaikul, Kantima; กัลทิมา เชาว์ชาญชัยกุล (2020-03-06)
      The aims of this research work were to enhance the impact resistance and processibilty of wheat gluten (WG) by the addition of epoxidized natural rubber (ENR) compared to glycerol. This work was divided into two parts: to ...
    • Homemade water filtration for removal of iron and permanent hardness from tab water system for using consume and consumption 

      Chansuvarn, Woravith; วรวิทย์ จันทร์สุวรรณ; Chansuvarn, Supattra; สุพัตรา จันทร์สุวรรณ (2020-03-06)
      The objective of this research was to determine and estimate the quality of ground water for producing village-tap water without pre-treatment in 3 districts, Samchuk, Nongyasai and Dermbangnangbuat districts, Suphanburi ...
    • The Development and study of nanogold particle biosynthesis using local microorganisms in Thailand 

      Nicomrat, Duongruitai; ดวงฤทัย นิคมรัฐ; Tharajak, Jirasak; จีระศักดิ์ ธาระจักร; Kanthang, Paisan; ไพศาล การถาง (2020-03-06)
      The study is the development of biological methods for extracting gold from the effluents of the gold processing and gold extraction in the industries where has a very high acidity (pH 0-4). This method should be used to ...
    • Structures and electrical properties of BaTiO3 based ferroelectric doped lanthanum oxide 

      Sareein, Thanapong; ธนพงศ์ สารีอินทร์ (2020-03-06)
      This research study investigated the structure and electrical effect of the La3+ and Sm3+ co-modified BaTiO3 ceramics, with formula Ba1-(x-y)(LaxSmyTi)O3. The concentration of of x was fixed at 0.010 while that of y varied ...
    • Development of hydroxyapatite-alumina composite/3 mol% yttria tetragonal zirconia bilayer structure for biomedical application 

      Pankaew, Piyapong; ปิยะพงษ์ ปานแก้ว; Leenakul, Wilaiwan; วิไลวรรณ ลีนะกุล; Klumdoung, Pattarinee; ภัทริณี คลุมดวง; Hassadi, Anuwat; อนุวัฒน์ หัสดี (2020-03-06)
      In this work the objective is to develop the bilayer structure consisting of hydroxyapatite-alumina (HAp-Al2O3) layer and 3 mol% yttria tetragonal zirconia (TZ-3Y) layer using conventional technique consisting of the simple ...
    • Linear mixed models with spatial correlation for an analysis of rice yields in each province of Thailand 

      Sangma, Watcharin; วัชรินทร์ แสงมา; Lekdee, Krisada; กฤษฎา เหล็กดี (2020-03-05)
      The objectives of this research are to propose a linear mixed model (LMM) with spatial correlation for an analysis of rice yields in Thailand, to estimate the rice yield in each month of all provinces in Thailand, to ...
    • Digital image contrast improvement techniques by multi-peak histogram divided 

      Phanthuna, Nattapong; ณัฐพงศ์ พันธุนะ; Cheevasuwit, Fusak; ฟูศักดิ์ ชีวสุวิทย์ (2020-03-05)
      Currently competition in terms of resolution and contrast of photos from digital cameras are widely mentioned. The higher resolution the photos contain; the more details the picture has. This fact enables the more details ...
    • The Development of rice husk ash and fly ash to replace portland cement in high-strength concrete work 

      Rukzon, Sumrerng; สำเริง รักซ้อน; Chindaprasirt, Prinya; ปริญญา จินดาประเสริฐ (2020-03-05)
      This research presents a study of the use of classified fly ash and ground rice husk ash as a pozzolanic material in producing high-strength concrete. Portland cement (CT) is partially replaced with classified fly ash and ...
    • A Study of heat conductivity non-linear behavior of friction materials 

      Puangcharoenchai, Phupoom; ภูภูมิ พ่วงเจริญชัย; Mongkonlerdmanee, Songwut; ทรงวุฒิ มงคลเลิศมณี; Lakkam, Supachai; ศุภชัย หลักคำ (2020-03-05)
      Nowadays, one of the automotive engineering is conductivity of brake pads playing a role in friction coefficient which means safety of customer. Thus thermal properties have been improved using composited materials. This ...
    • Effect of safety measure to construction productivity for ceiling activity 

      Monkaew, Sunun; สุนันท์ มนต์แก้ว; Nawalerspunya, Thawatchai; ธวัชชัย นวเลิศปัญญา (2020-03-05)
      The purpose of this research is to study the effect of safety measure to construction productivity for ceiling activity by studying a construction of buildings in Bangkok. The safety system composed of (1) stable scaffolding ...
    • Research on green porous concrete 

      Rukzon, Sumrerng; สำเริง รักซ้อน; Chindaprasirt, Prinya; ปริญญา จินดาประเสริฐ (2020-03-05)
      This research presents a study of the compressive strength, flexural strength, coefficient of permeability and superplasticizer requriment of Porous Concrete containing fine fly. Portland cement (CT) is partially replaced ...
    • The innovation of rice husk-bark ash on green lightweight concrete 

      Rukzon, Sumrerng; สำเริง รักซ้อน; Chindaprasirt, Prinya; ปริญญา จินดาประเสริฐ (2020-03-04)
      This research presents a study of the compressive strength, tensile strength, flexural strength and water absorption of Cellular Lightweight Concrete containing fine rice hush-bark ash. Portland cement (CT) is partially ...
    • Pedestrian protection testing machine 

      Voranavin, Vorawit; วรวิทย์ วรนาวิน; Lakkam, Supachai; ศุภชัย หลักคำ; Boonyalai, Pichest; พิเชษฐ์ บุญญาลัย (2020-03-04)
      Recently, the consumption rate of vehicle is continuously an increase as an economic growth. This not only causes the massive traffic but also effects on the accidental capacity, especially, the road accident between car ...
    • A possibility of hood produced by rice hull and water hyacinth for pedestrian protectionsPichest 

      Suwantaroj, Kullayot; กุลยศ สุวันทโรจน์; Boonyalai, Pichest; พิเชษฐ์ บุญญาลัย; Lakkam, Supachai; ศุภชัย หลักคำ (2020-03-04)
      Recently, the Thai industry has continually grown up and also plays a role to economic growth in the country which affects the many of automotive components to be in the market. While the degeneration and waste of automotive ...
    • A Study of different physical shape of motorcycle brake disc effecting on braking performance 

      Suwantaroj, Kullayot; กุลยศ สุวันทโรจน์; Lakkam, Supachai; ศุภชัย หลักคำ (2020-03-04)
      Nowadays, a disc brake is one of important auto parts for motorbike cycle industry which effected directly to life safety. As the result, this project aims to test the performance of the disc brake in order to study the ...
    • Creating share value effected to decision making in mobile network user 

      Kusiyarungsit, Apinyapat; อภิญญ์พัทร์ กุสิยารังสิทธิ์ (2020-03-04)
      The objectives of this research is to study (1) The demographic of mobile users effected to mobile network’s decision making, (2) The creating shared value of mobile network effected to mobile network users’ decision making. ...
    • Development of hot mixes of asphaltic concrete with rubber scrap natural 

      Jedwanna, Krit; กฤษณ์ เจ็ดวรรณะ; Chanihtornthep, Weerathep; วีระเทพ ชนินทรเทพ (2020-02-28)
      This research presents the engineering properties of asphalt (AC 60/70) modified with different ratios of scrap natural rubber. Then select the best properties of the binder to mix asphaltic concrete. From laboratory testing ...