Browsing Faculty of Science by Title
Now showing items 221-240 of 1231
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Fabrication of Nanotubes TiO2 Thin Film via Anodization Process for Dye Sensitized Solar Cell
Collection: Theses (Master's degree) - Chemical Studies / วิทยานิพนธ์ - เคมีศึกษาType: Thesis(Silpakorn University, 29/11/2019)This research, TiO2 nanotubes were fabricated by anodization method. Controlled diameter and length of TiO2 nanotube by parameters including ammonium fluoride (NH4F) at 0.4-1.4 wt% and power voltage at 20-40 V. The results ... -
Factors affecting the outbreak and incidence of dengue fever in Phetchaburi province.
Collection: Theses (Master's degree) - Environment Science / วิทยานิพนธ์ - วิทยาศาสตร์สิ่งแวดล้อมType: Thesis(Silpakorn University, 1/7/2022)The purpose of this study was to investigate the factors affecting the outbreak and incidence of dengue hemorrhagic fever. Amphoe Muang, Phetchaburi was the location. The comparison was done between Tha-Rap and Wiang-Khoi ... -
Factors and Guidelines for Preventing Recidivism among Prisoners of Narcotics “Case studies from Nakronpathom Central Prison and Bangkwang Central Prison”
Collection: Theses (PH.D) - Forensic Science and Criminal Justice / ดุษฎีนิพนธ์ – นิติวิทยาศาสตร์และงานยุติธรรมType: Thesis(Silpakorn University, 28/6/2024)The factors of recidivism are increasingly becoming the focus of social interest. The present study aimed to examine potential predictors of criminal recidivism in drug-related offenses. Moreover, the research was to provide ... -
Factors Associated with Cholinesterase Levels in Blood of Farmers in Muang District, Prachuapkhirikhan Province
Collection: Theses (Master's degree) - Environment Science / วิทยานิพนธ์ - วิทยาศาสตร์สิ่งแวดล้อมType: Thesis(Silpakorn University, 4/7/2023)Cholinesterase converts acetylcholine to choline and acetate. When exposed to pesticides that inhibit the activity of enzymes This causes the accumulation of acetylcholine, which affects the central nervous system and ... -
Feasibility of distance-regular graphs
Collection: Theses (Ph.D) - Mathematics ดุษฎีนิพนธ์ - คณิตศาสตร์Type: Thesis(Silpakorn University, 12/7/2019)The problem of deciding whether a distance-regular graph with a given intersection array exists is a widely studied topic in distance-regular graphs. In 1989 Brouwer, Cohen and Neumaier have compiled a list of intersection ... -
Finite element simulations of a magnetic write head with different magnetic shield designs
Collection: Theses (Master's degree) - Physics / วิทยานิพนธ์ – ฟิสิกส์Type: Thesis(Silpakorn University, 12/7/2019)Perpendicular magnetic write heads used in hard disk drive applications was generally composed of a main write pole surrounded by magnetic shields in order to reduce the fringing field expansion and thus improve area storage ... -
FLUORESCENCE SENSORS BASED ON CORE-SUBSTITUTED NAPHTHALENE DIIMIDE AND Aza-BODIPY FOR RECOGNITION OF METAL IONS
Collection: Theses (Ph.D) - Organic Chemistry / ดุษฎีนิพนธ์ - เคมีอินทรีย์Type: Thesis(Silpakorn University, 12/6/2020)In this work, two new fluorescence probes had been successfully synthesized for detection of Cu2+ based on core-substituted naphthalene diimide and Aza-BODIPY (N1102 and N1004). The probes exhibited ON-OFF fluorescence ... -
Fluorescent Sensors for Determining Metal Ions in Soultion, Flow Injection Analysis and Polymer Membrane
Collection: Theses (Ph.D) - Organic Chemistry / ดุษฎีนิพนธ์ - เคมีอินทรีย์Type: Thesis(Silpakorn University, 10/7/2020)This research is interested in the design and synthesis of near infrared fluorescent sensor, Cy7C3, for determining copper ion in HEPES buffer:acetonitrile (3:7 v/v) at pH 7.0. The detection limit of was found to be 9 ppb ... -
Folk-liquor trademark registration system development for the Excise Department
Collection: Theses (Master's degree) - Computer and Information Science / วิทยานิพนธ์ – วิทยาการคอมพิวเตอร์และสารสนเทศType: Thesis(มหาวิทยาลัยศิลปากร, 2006) -
Forecasting of stature from the step length while walking and toe walking
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 1/7/2022)The study aims to 1) determine the relationship between stature and step length while walking and toe walking, along with generated the forecasted equation, and 2) investigate the difference in step length between walking ... -
Forensic Examination of Buried Fabrics Using Compound Light Microscope
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 4/7/2023)The objective of this work was to study the damage for the fabric and fibers under simulated burial situations using compound light microscope. In this experiment, 10 cm. x 20 cm. of the selected fabric fibers including ... -
Forensic examination of thermally treated cotton fabricsusing a digital microscope and ATR-FTIR spectrophotometry
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 2/7/2021)This study examined thermally treated fabrics using a digital microscope and Attenuated Total Reflection - Fourier Transform Infrared (ATR-FTIR) technique. Samples of pure cotton fabrics were selected for this study. The ... -
Framework of Information Storage and Retrieval of The Motifs on the Center of Sukhothai Ceramics
Collection: Theses (Master's degree) - Information Technology and Digital Innovation / วิทยานิพนธ์ - เทคโนโลยีสารสนเทศและนวัตกรรมดิจิทัลType: Thesis(Silpakorn University, 28/6/2024)The motifs on the center of Sukhothai ceramics are essential elements for determining the age of the ceramics. Sukhothai ceramics in each kiln were made with different pattern production techniques, and thus one specific ... -
FTIR ANALYSIS AND COLOR DETERMINATION OF AUTOMOBILE PAINTS
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 10/7/2020)Paint samples can provide valuable evidence associating a suspect and a crime scene in forensic caseworks. The objective of this study is to apply the methods of FTIR microscope and color measurement to differentiate ... -
FTIR analysis of soil and determination of soil color
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 12/7/2019)The objective of this study was to apply the methods of ATR-FTIR and color determination in the differentiation of soil samples. Thirty soil specimens were collected from locations of different environments. The IR spectra ... -
FTIR spectrophotometry and color measurement of soil samples for forensic examination
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 10/7/2020)FTIR spectrophotometry and color analysis were used to distinguish soil samples. Forty-one soil samples were collected from various locations of different environments in Thailand. The ATR-FTIR technique was employed in ... -
Fungi for biological control of Tridax daisy (Tridax procumbens)
Collection: Theses (Master's degree) - Micro Biology / วิทยานิพนธ์ – จุลชีววิทยาType: Thesis(Silpakorn University, 18/6/2021)A major problem on cassava plantation in Thailand are weeds. The main broadleaf weed in cassava plot is tridax daisy (Tridax procumbens), a biennial weed that grows on the ground, interfere and reduce the growth of cassava. ... -
Game domination numbers of a disjoint union of chains and cycles of complete graphs
Collection: Theses (Master's degree) - Mathematics / วิทยานิพนธ์ – คณิตศาสตร์Type: Thesis(Silpakorn University, 18/6/2021)The domination game played on a graph G consists of two players, Dominator and Staller, who alternate taking turns choosing a vertex fromG such that whenever a vertex is chosen, at least one additional vertex ... -
GAME DOMINATION NUMBERS OF COMPLETE MULTIPARTITE GRAPHSAND EXTENDED STAR GRAPHS.
Collection: Theses (Master's degree) - Mathematics Study / วิทยานิพนธ์ – คณิตศาสตร์ศึกษาType: Thesis(Silpakorn University, 18/6/2021)A simple graph G consists of a set of vertices and a set of edges connecting between two vertices. In the study of domination on a graph, vertices on the graph are selected; the selected vertices and all vertices that have ... -
Genetics and physiological characterization of ganoderma lucidum strains
Collection: Theses (Master's degree) - Micro Biology / วิทยานิพนธ์ – จุลชีววิทยาType: Thesis(มหาวิทยาลัยศิลปากร, 2011)