Browsing Faculty of Science by Issue Date
Now showing items 1-20 of 1224
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A study of monthly average daily global solar radiation from measuring stations in Thailand
Collection: Theses (Master's degree) - Physics / วิทยานิพนธ์ – ฟิสิกส์Type: Thesis(Silpakorn University, 1/7/2022)Monthly average daily global solar radiation data are very important for designing and evaluating of the performance the solar energy technologies, which require long-term solar radiation data. Therefore, this study aims ... -
Investigation of the expansion of the tropical zone and its effect on climate in Thailand
Collection: Theses (Ph.D) - Physics / ดุษฎีนิพนธ์ - ฟิสิกส์Type: Thesis(Silpakorn University, 1/7/2022)Amongst the issues associated with global climate change, the expansion of the tropics has become increasingly important. This expansion is normally demonstrated in the form of changes in the Hadley circulation. The first ... -
EVALUATION OF THE USE OF WI-FI PROBES TO CREATE A HUMAN DETECTION SYSTEM
Collection: Theses (Master's degree) - Information Technology and Digital Innovation / วิทยานิพนธ์ - เทคโนโลยีสารสนเทศและนวัตกรรมดิจิทัลType: Thesis(Silpakorn University, 1/7/2022)There are many places of interests that do not have information on the number of people visiting, leaving, and the amount of time they stayed for. In Thailand, there are over 5,000 registered historical sites, many of which ... -
PHYTOCHEMICAL SCREENING, ANTIOXIDANT AND PURIFICATION COMPOUND OF CANNABIS FOR FORENSIC SCIENCE
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 1/7/2022)The objectives of this research were to study of phytochemicals and antioxidant activity of cannabis crude extract. The results showed that the following phytochemicals were found in cannabis crude extracts: Terpenoids ... -
Analysis of sunscreens by Fourier Transform Infrared Spectroscopy (FTIR) technique for forensic investigations.
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 1/7/2022)Sunscreens is one of the most widely used cosmetic among the female population. Traces of sunscreens may be found on various alternative surfaces in the crime scene. Identification of traces of sunscreen stain collected ... -
Location and health impact of dust in the stone mill industry : Case study Tambol Na Phra Lan, Amphoe Chaloem Phra, Changwat Saraburi
Collection: Theses (Master's degree) - Environment Science / วิทยานิพนธ์ - วิทยาศาสตร์สิ่งแวดล้อมType: Thesis(Silpakorn University, 1/7/2022)This research aimed to investigate the appropriateness of stone mills location and the health impacts from dust exposure on local people who lived in the area of Na Phra Lan, Saraburi, as the case study. The study was ... -
LEAVES FOR THE USE AS A STANDARD SUBSTANCE AND THE POLICE’S UNDERSTANDING OF AND ATTITUDE TOWARDS THE REMOVAL OF KRATOM FROM THE LIST IN THE FIFTH CATEGORY OF NARCOTICS
Collection: Theses (PH.D) - Forensic Science and Criminal Justice / ดุษฎีนิพนธ์ – นิติวิทยาศาสตร์และงานยุติธรรมType: Thesis(Silpakorn University, 1/7/2022)This thesis consists of 2 parts: Part 1, Phytochemical Testing and Isolation of Mitraginine from Kratom for Use as a Standard Substance and Part 2 A Study on Understanding of Kratom. And police understanding and attitudes ... -
Effect of Mitragyna speciosa (Korth) Havil. extract in Plasmodium yoelii (Py) infected mice.
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 1/7/2022)The leaves of the Mitragyna speciosa (Korth) Havil. (MS) tree, known as ‘kratom’ in Thailand, were originally used mainly in treating mild medical problems, fever, diarrhea, and to reduce the strain and fatigue of physical ... -
Development of analytical device for determination of nitrate and nitrite in gunshot residue on DISTANCE-BASED microfluidic paper
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 1/7/2022)Microfluidic paper-based measuring devices (µPADs) on Distance-base have been fabricated to determine nitrate and nitrite ion in the gunshot residues (GSR). The µPADs were formed by block-screen printing with beeswax and ... -
Development of silica dust for latent footprint detection
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 1/7/2022)Footprints like fingerprints was a source of physical evidence to identify the criminal in an investigation. Footprint of every person was unique because of the differences in pattern and ridges. The objective of this study ... -
Morphological characterization and genetic identification of cercariae from infected snails intermediate host, genus Stenomelania Fischer, 1885 in Thailand.
Collection: Theses (Ph.D) - Biology / ดุษฎีนิพนธ์ - ชีววิทยาType: Thesis(Silpakorn University, 1/7/2022)Stenomelania (Fischer, 1885) is one of the snail species in the family Thiaridae. It has been realized that the snail in this family played an important role as an intermediate host of human and animal trematodes. The ... -
ANALYSES OF DEPOSITED SUBSTANCES ON LATENT FINGERPRINTS USING MICROSCOPE-FOURIER TRANSFORM INFRARED SPECTROSCOPY (MICROSCOPE-FTIR) FOR FORENSIC APPLICATION
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 1/7/2022)The objective of this work is to use of fourier-transform infrared (FTIR) microspectroscopy for the analysis of fingerprint residues. FTIR spectral imaging can be used to simultaneously image a latent fingerprint and detect ... -
ATR-FTIR SPECTROSCOPIC AND GC-MS METHOD FOR DETECTION OF SIBUTRAMINE ADULTERATION IN COFFEE SLIMMING
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 1/7/2022)One of the most common adulterants: Sibutramine has been found in slimming products. This work aimed to study the application of attenuated total reflectance Fourier transform infrared spectroscopy (ATR-FTIR) and gas ... -
Assessment of Environmental Pollution Risk Areas due to Industries in Nakhon Pathom Province
Collection: Theses (Master's degree) - Environment Science / วิทยานิพนธ์ - วิทยาศาสตร์สิ่งแวดล้อมType: Thesis(Silpakorn University, 1/7/2022)Nakhon Pathom Province, adjacent area of Bangkok, has expanded its urban community and also rapid growth of economic and industrial sectors, resulting in continuous environmental pollution problems. According to recorded ... -
The Age estimation of the bloodstains by the color measurement on spectrophotometer and Attenuated Total Reflectance Fourier Transform Infrared Spectroscopy (ATR-FTIR) technique.
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 1/7/2022) -
A study of clouds in Thailand using ground and satellite based data
Collection: Theses (Ph.D) - Physics / ดุษฎีนิพนธ์ - ฟิสิกส์Type: Thesis(Silpakorn University, 1/7/2022)This research can be divided into three parts. The first part is to investigate the optical thickness of low cloud at Nakhon Pathom station (13.82°N, 100.04°E), Thailand during 2019-2020. A method for determining the ... -
The Study of Learning Achievement in Mathematics on Ratios by Inquiry Method with Games for Mathayomsuksa 1 Students of Kongthong Wittaya School
Collection: Theses (Master's degree) - Mathematics Study / วิทยานิพนธ์ – คณิตศาสตร์ศึกษาType: Thesis(Silpakorn University, 1/7/2022)The purposes of this research were ; 1) to compare the before and after of the learning achievement in Mathematics on ratios by inquiry method with games for Mathayomsuksa 1 studentsof Kongthong Wittaya School 2) to study ... -
Synthesis of fluorescence compound based on [5]helicene derivatives for zinc(II) sensing
Collection: Theses (Master's degree) - Chemistry / วิทยานิพนธ์ - เคมีType: Thesis(Silpakorn University, 1/7/2022)Zinc is one of the most important trace elements in human body and plant growth. Moreover, it is also commonly utilized in various industrial purposes resulting in the contamination to environment. Fluorescence-based sensors ... -
A Simple and Rapid Spectrophotometric Method for Forensic Discrimination Potential of Blue Colored Pen Inks
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 1/7/2022)Examination and comparison of colored pen inks are important in forensic questioned documentsexamination. Pens are frequently used to make alterations to documents during forgery. The chances offraud are possible ... -
Quality of Life and Participation in Air and Noise Pollution Preventions: Case Study Ratchaburi Old Town, Muang District, Ratchaburi Province
Collection: Theses (Master's degree) - Environment Science / วิทยานิพนธ์ - วิทยาศาสตร์สิ่งแวดล้อมType: Thesis(Silpakorn University, 1/7/2022)The purpose of this study was to study the quality of life, and study the participation in air and noise preventions of dwellers in Ratchaburi old town, Muang district, Ratchaburi province. The questionnaire used in this ...