Now showing items 381-400 of 688

    • Efficiency of naringi crenulata (roxb.) nicolson and coix iacryma-jobi linn crude extracts for tyrosinase inhibition 

      ม่วงงาม, สุพัตรา; ผาสุข, ศศมล; ถกลภักดี, ปัณณ์รภัส (2015-06-05)
      The objectives of this research were to study chemical composition of crude extract from Naringi crenulata (Roxb.) Nicolson and Coix lacryma-jobi Linn, to determine the appropriate ratio of crude extract between Naringi ...
    • Bacterial growth inhibition of e. coli by zno tetrapods 

      กรอบทอง, สุชีวัน; ภู่มณี, ชวลิต; ชูพันธ์, สุภาพ; ทับทิมแท้, อัฐสิษฐ์; สุจินพรัหม, ศุภเดช; สุทธนะ, สุทธิพจน์ (2015-06-05)
      ZnO tetrapods were synthesized by thermal oxidation technique under atmospheric pressure, to forming as microstructural scale for increasing a high surface to volume ratio which effects to higher reaction rate. ZnO was ...
    • Study of a small vacuum coating system for thermal evaporation 

      นรสิงห์, สรพงษ์; เด่นจิตเจริญ, สมยศ; ลิ้มสุวรรณ, พิเชษฐ (2015-06-05)
      In this research, we studied and fabricated a small vacuum coating system which is suitable for small pieces of the samples. It can help us to save in both cost and time for coating materials in each run. The home-built ...
    • The establishment and evaluation of graduates competence in the programme of bachelor of science in industrial education (mechanical engineering) 

      เจริญศุภโชคกุล, สถาพร; อรชร, บรรจบ (2015-06-05)
      The research objectives were to establish and evaluate the graduates competence in the programme of bachelor of science in industrial education (mechanical engineering) of King Mongkut’s University of Technology Thonburi. ...
    • Effect of O2/ar ratio on optical properties of indium tin oxide thin films deposited by dc magnetron sputtering 

      สุจินพรัหม, ศุภเดช; ภู่มณี, ชวลิต; ชูพันธ์, สุภาพ; กรอบทอง, สุชีวัน; สุทธนะ, สุทธิพจน์ (2015-06-05)
      Indium tin oxide thin films were deposited by DC magnetron sputtering from In2O3 and SnO2 as a ceramic target with 10 wt% of SnO2. The films were sputtered under pressure of 2?10-3 torr, power density of 1.23 W/cm2 and ...
    • Comparison alpha and gamma spectrometry method for the determination of pb-210 in freshwater sediment 

      ม่วงศรีจันทร์, ศศิมลฑล; ศรีสุขสวัสดิ์, ขนิษฐา; วิชัยดิษฐ, ธิดารัตน์; สุขประเสริฐ, ธงชัย (2015-06-05)
      The comparison of methodology from and -spectrometry methods, has been made for freshwater sediment. The differences of precisions 18% and 15% were found for ? and -ray spectrometry respectively. Results from the analysis ...
    • Water quanlity analysis of tha chin river in samchuk, suphanburi province 

      สุวรรณประทีป, ศศิกานต์; อุบล, วิภาพรรณ; ประยูรมหิศร, ธิติยาภรณ์ (2015-06-05)
      Tha Chin River is important to Samchuk, Suphanburi province because the water can uses for urban, agricultural, tourism and industrial purpose. The increasing of population in Samchuk causes increasing of a demand of the ...
    • Development of small plasma system for surface modification and cleaning 

      ใจเย็น, ศราวุธ; อุทธิสินธุ์, จันทนี; บาลทิพย์, นริศร์; หมวกงาม, อันชัญ; รักมาก, ศตวรรษ; ศรีบุศยกุล, ชลภิวิชญ์ (2015-06-05)
      A small plasma system using microwave oven was developed for the application of surface modification and cleaning in thin films research. The microwave oven with 800-Watt power generates 2.45-GHz frequency. The vacuum ...
    • Antioxidant and -glucosidase inhibitory activities from local vegetables in phatthalung province 

      กล้าเวช, วิชุดา; เจ๊ะตาเห, ฮายาตี; เจ้ยทองศรี, ศิญาพร; ดิกิจ, ปวีณา (2015-06-05)
      The objective of this research was to evaluate the antioxidant and glucosidase inhibitory activities of 9 fresh and dried local vegetables extract from Kong Ra District, Phatthalung Province, such as Barringtonia acutangula ...
    • A study on the character of the lactation curves of crossbred dairy heifers raised in phetchaburi and prachuap khiri khan provinces 

      กิจพิพิธ, วรางคณา; นพรัตน์ไมตรี, มนัสนันท์; งามขำ, สาโรจ; บัวบาน, สายัณห์ (2015-06-05)
      The objective of this study was to evaluate the phenotypic lactation curve of crossbred dairy cows raised in Phetchaburi and Prachuap Khiri Khan Provinces. Monthly sampling of daily milk yield of 5,516 records from 485 ...
    • Factors influencing to the inappropriate behaviors for scuba diving in coral reef 

      ศรีสุข, วรัญญาภรณ์; วรชนะนันท์, สุชาย; วรชนะนันท์, ภาสิณี; เอมพันธุ์, ดรรชนี (2015-06-05)
      The study of factors influencing to the inappropriate behaviors of SCUBA divers in coral reef areas was done. The study performed by Quota sampling technique which the data was collected from 279 divers. The frequency of ...
    • Preparation of polymer blends fiber between poly (lactic acid) and poly (butylene succinate) for textile applications 

      จอมแปง, ลลิตา; ทุมสอน, สุภาภรณ์; วงษ์อ่อน, เจษฎา; กาบบัวทอง, นรินทร์; ศรีสวัสดิ์, นที; โอเจริญ, ณรงค์ชัย (2015-06-05)
      Biodegradable polymer blend fibers were prepared by melt spinning technique. Poly(lactic acid) (PLA) and poly(butylene succinate) (PBS) were blended in a twin screw extruder at various contents of PBS at 0-50 wt%. PLA/PBS ...
    • Preparation film spa from para rubber (hevea brasiliensis) 

      มีลาภสม, รัฐพล; พันธ์สมบูรณ์, สายัญ (2015-06-05)
      The objective of this research were investigated for preparing a film of rubber for use in the spa business. It was a formula for the excellence of the film, the study included the topic of different concentrations of ...
    • Comparison of statistical techniques for forecasting set 100 index 

      อติกานต์กุล, ยุพาพิน (2015-06-05)
      This research is the comparative study of three forecasting methods on SET 100 index. These methods are Simple Exponential Smoothing method, Holt's method and Box-Jenkins method. Two sets of data were used in this study. ...
    • Enhancement quality of rice seed by using bio-extract fermented from pig placenta and by using wood vinegar 

      รุจิระศักดิ์, มนทนา; สีเผือก, พรศิลป์; เกิดนุ่น, พิทยา (2015-06-05)
      This study was undertaken to determine effect of bio-extract fermented from pig placenta and effect of wood vinegar solutions on seed germination percentage and speed of germination of 2 rice cultivars, Chai Nat 1 and Sang ...
    • Usage behavior and satisfaction towards information technology of personnel in the ministry of culture. 

      มั่นวิชาชัย, ภุมภา (2015-06-05)
      The objectives of this research are 1) to study usage behavior and satisfaction in the information technology of personnel in the Ministry of Culture. 2) To study the relationship of usage behavior and satisfaction of ...
    • A development of competency in information and communication technology of teachers in Rajamangala University of Technology isan 

      หลาวทอง, ภรณี; จันทรสมโภชน์, โกเมท; คงจันทร์, เฉลิมพล; ค่ำสุริยา, สหเทพ; แก้วบัวดี, ปิยะ (2015-06-05)
      The purposes of the study were to study the need, competency and to develop the competency in information and communications technologies of teachers. The samples were 363 teachers of Rajamangala University of Technology ...
    • Continuous production of biodiesel in a continuous reactor with minimal 

      วัฒนวิสัย, บดินทร; กฤษณังกูร, คณิต; อายุสุข, กรณ์กนก (2015-06-05)
      The yield of biodiesel from a base catalyzed transesterification in a batch system is generally low due to the reversed reaction. In addition, the process tends to generate high amount of waste water in the washing step. ...
    • The relationship between the weather and the incidental solar radiation onto the solar cell in amphoe thanyaburi area 

      ชูสกุล, นิธิวัฒน์; สุขทอง, พัชราภรณ์; เสือดาว, สุปราณี (2015-06-05)
      One important factor that makes the variations of electric current produced from solar cells (Ipv) is the variability of the weather conditions of the day. The one year experiment from January to December, 2012 had been ...
    • Detection of the corresponding time between the photovoltaic current difference and the surface temperature dropdown by using solar cell 

      ชูสกุล, นิธิวัฒน์; บางเลี้ยง, ชนกนันท์; วิจักษณ์ธนาวุฒิ, ทักษ์กมนต์ (2015-06-05)
      During the daytime, solar cells can be used in terms of meteorology because the variations of the current obtained from solar cells are associated with changes in daily climate. The case study of the comparison between the ...