Browsing Faculty of Science by Title
Now showing items 40-59 of 1231
-
BATIK WASTEWATER ADSORPTION BY BIOMASS POWER PLANT FLY ASH
Collection: Theses (Master's degree) - Environment Science / วิทยานิพนธ์ - วิทยาศาสตร์สิ่งแวดล้อมType: Thesis(Silpakorn University, 2/7/2021)The objective of this research is to study the factors affecting the efficiency and optimum conditions for adsorption of organic matter, dyestuff, and heavy metals by rubber wood fly ash (RBFA) and rice husk fly ash (RFA) ... -
Binary linear condes from connected graphs
Collection: Theses (Master's degree) - Mathematics / วิทยานิพนธ์ – คณิตศาสตร์Type: Thesis(มหาวิทยาลัยศิลปากร, 2016)We examine binary codes generated by the row vectors of adjacency matrices of the complement of imprimitive strongly regular graphs. We determine the main parameters of the binary codes and their duals and investigate the ... -
Bioactivity of extracts form Flavodon flavus (Klotzsch) Ryvarden
Collection: Theses (Master's degree) - Micro Biology / วิทยานิพนธ์ – จุลชีววิทยาType: Thesis(Silpakorn University, 25/11/2022)A specimen of mushroom, named as EB2101, was collected from Nakhon-Pathom. Based on morphological characteristics and 28s rDNA nucleic acid sequence comparison, it was identified as Flavodon flavus (Klotzsch) Ryvarden. The ... -
BIOCHEMICAL METHANE POTENTIAL GENERATED BY THE CO-DIGESTION OF FOOD WASTE AND CELLULOSE-BASED FOOD PACKAGING PRODUCT
Collection: Theses (Master's degree) - Environment Science / วิทยานิพนธ์ - วิทยาศาสตร์สิ่งแวดล้อมType: Thesis(Silpakorn University, 4/7/2023)Anaerobic co-digestion (AcoD) is proven to be a promising technology for enhancing the production of methane. Also, the inoculation dose (Inoculum, I) used in digestion is another crucial factor for improving high methane ... -
Biodiversity of Yeasts in Native Thai Bees and Testing of Potential Antagonism for Control of Some Bacteria
Collection: Theses (Master's degree) - Micro Biology / วิทยานิพนธ์ – จุลชีววิทยาType: Thesis(Silpakorn University, 24/11/2023)Insect yeasts could occur in a wide range of habitats, including bees and beetles, in which they might play important roles. However, investigation of honeybee yeasts in Thailand was scarce. Yeast communities inhabiting ... -
Biological activities of synthetic heterocyclic compounds and natural secondary metabolite produced from Boesenbergia rotunda roots actinomyces.
Collection: Theses (Ph.D) - Organic Chemistry / ดุษฎีนิพนธ์ - เคมีอินทรีย์Type: Thesis(Silpakorn University, 1/7/2022)Heterocyclic compounds are often found to be part of the structure of many biologically active substances, including anticancer, antibacterial anti-inflammatory activities. It has also been found to be part of plant growth ... -
Bloodstain detection on different laundry detergent washedfabrics with Kastle-Meyer method
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 4/7/2023)Bloodstains on clothing are important witnesses in investigations, especially in murder cases. Bloodstains on a suspect's clothes can connect the suspect to the victim and the scene of the crime, leading to an arrest. ... -
CARRYING CAPACITY ASSESSMENT OF ECOTOURISM IN MANGROVE AREA USING DPSIR METHOD: A CASE STUDY OF KLONG KONE, MUANG DISTRICT, SAMUT SONGKRAM PROVINCE
Collection: Theses (Master's degree) - Environment Science / วิทยานิพนธ์ - วิทยาศาสตร์สิ่งแวดล้อมType: Thesis(Silpakorn University, 12/7/2019)The objectives of this research are to study behavior and ecotourism resources utilization and to assess ecotourism carrying capacity of mangrove area in Klong Kone, Muang District, Samut Songkram Province. The study was ... -
Cercarial dermatitis and their snail hosts in the south of Thailand
Collection: Theses (Master's degree) - Biology / วิทยานิพนธ์ - ชีววิทยาType: Thesis(Silpakorn University, 24/11/2023)Cercarial dermatitis outbreaks have been reported in Surat Thani and Songkhla provinces, Thailand. Gastropods serve as the intermediate hosts for this snail-transmitted disease. The aim of this study was to examine the ... -
Change of Zn and Cu speciation during composting period of cow compost
Collection: Theses (Master's degree) - Environment Science / วิทยานิพนธ์ - วิทยาศาสตร์สิ่งแวดล้อมType: Thesis(Silpakorn University, 12/7/2019)The objective of this research was to study zinc (Zn) and copper (Cu) speciation during the fermenting period of cow manure mixed with agricultural wastes using community bureau of reference (BCR) technique. The species ... -
Changes and Factors related to aquaculture in mangrove forest areas : A Case study of Khlong Kone , Samut Songkhram Province
Collection: Theses (Master's degree) - Environment Science / วิทยานิพนธ์ - วิทยาศาสตร์สิ่งแวดล้อมType: Thesis(Silpakorn University, 18/6/2021)The aim of study was to investigate the change of aquaculture areas their characteristics together with the impacts on mangrove forest areas. The study was undertaken at Khlong Khon Subdistrict, Mueang District, Samut ... -
characterization of magnetic write heads using a high-frequency magnetic force microscope
Collection: Theses (Master's degree) - Physics / วิทยานิพนธ์ – ฟิสิกส์Type: Thesis(Silpakorn University, 12/7/2019)High-frequency magnetic force microscope (HF-MFM) was used to characterize perpendicular magnetic write heads in this thesis. The operation of the HF-MFM was similar to that of a conventional MFM technique, excepting that ... -
CHARACTERIZATION OF POLYSACCHARIDE EXTRACTED FROM Lentinus velutinus STRAIN WCR1104 AGAINST IN VITRO ANTICANCER ACTIVITY
Collection: Theses (PH.D) - Micro Biology / ดุษฎีนิพนธ์ – จุลชีววิทยาType: Thesis(Silpakorn University, 17/8/2018)The aim of this study was to evaluate some chemical properties and the anticancer activity of polysaccharides extracted from Lentinus spp. Several studies were reported about the pharmacological properties of L. edodes, ... -
Chemical Composition and Source Contribution of PM10 in an Industrial Area in Ratchaburi Province
Collection: Theses (Master's degree) - Environment Science / วิทยานิพนธ์ - วิทยาศาสตร์สิ่งแวดล้อมType: Thesis(Silpakorn University, 12/6/2020)This study aims to quantify concentration and composition of particles less than or equal to 10 micrometers in diameter (PM10) and assess its source contribution in a community near to factories. Two different community ... -
Chemical constituents and biological activities from Euphorbia lactea Haw and Thai hybrid Dendrobiums.
Collection: Theses (Master's degree) - Chemistry / วิทยานิพนธ์ - เคมีType: Thesis(Silpakorn University, 4/7/2023)Abstract Chemical investigation of the aerial part of Euphorbia lactea Haw resulted in the isolation of sixteen know compounds in duding four diterpenes; ent-16α,17-dihydroxyatisan-3-one (EL-1), ent-16S,17-dih ... -
Chemical constituents and biological activities from Miliusa sessilis Chaowasku & Kessler
Collection: Theses (Ph.D) - Organic Chemistry / ดุษฎีนิพนธ์ - เคมีอินทรีย์Type: Thesis(Silpakorn University, 10/7/2020)Bioassay-guided fractionation of the hexane and ethyl acetate extracts of the leaves of Miliusa sessilis Chaowasku & Kessler sp. nov. (Annoaceae) led to the isolation of nine new neolignans including four dihydro[b]benzofuran ... -
Chemical constituents from leaves and pods of MILLETTIA BRANDISIANA
Collection: Theses (Master's degree) - Organic Chemistry / วิทยานิพนธ์ - เคมีอินทรีย์Type: Thesis(มหาวิทยาลัยศิลปากร, 2008) -
Chemical constituents of the branches of Anomianthus dulcis and the branches of Dalbergia cochinchinensis Pierre
Collection: Theses (Master's degree) - Organic Chemistry / วิทยานิพนธ์ - เคมีอินทรีย์Type: Thesis(มหาวิทยาลัยศิลปากร, 2008) -
Chemical constituents of the resin of Garcinia hanburyi
Collection: Theses (Master's degree) - Organic Chemistry / วิทยานิพนธ์ - เคมีอินทรีย์Type: Thesis(มหาวิทยาลัยศิลปากร, 2007) -
Clean technology for reducing waste in the instant noodle production process
Collection: Theses (Master's degree) - Environment Science / วิทยานิพนธ์ - วิทยาศาสตร์สิ่งแวดล้อมType: Thesis(Silpakorn University, 29/11/2019)The objective of this research was to study causes of waste generation and to apply clean technology principles for reducing waste at the source in the instant noodle production process. This study was conducted by collecting ...