Browsing by Author "Sirirat Choosakoonkriang"
Now showing items 1-20 of 20
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Acid phosphatase tests of seminal stainson washed cotton fabrics
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 2/7/2021)Human seminal stains can be an important evidence recovered at the crime scenes of rape and sexual assault. In this study, a biochemical method of acid phosphatase (AP) test was employed to examine seminal stains on white ... -
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) -
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 ... -
Analysis of demographic data of the offenders and case data of narcotics cases in Ban Pong district in 2015
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 12/7/2019)Widespread illicit drugs continues to be a major problem in Thailand. As can be seen in the media, drug not only affect the users but also the communities at large as they are frequently associated with violence and serious ... -
COMPARISON OF AGE FINGERPRINTS DETECTION ON THERMAL PAPER BY USING IODINE FUMING, NINHYDRIN AND 1,2-INDANEDIONE
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 17/8/2018)The aim of this work was to explore the uses of iodine fuming, ninhydrin and 1,2-indaneione to develop latent fingerprints on different sources of thermal paper. The substrates chosen in this study were samples of facsimile ... -
DETECTION OF HUMAN BLOODSTAINS ON VARIOUS TYPES OFSHOE SOLES BY THE METHODS OF PHENOLPHTHALEIN, LUMINOLAND FLUORESCEIN
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 12/7/2019)The objective of this work was to carry out a comparison study on the detection of human bloodstains deposited on different materials of shoe soles using phenolphthalein, luminol and fluorescein tests. Initially, the blood ... -
DETERMINATION OF NITRITES AND NITRATES IN GUNSHOT RESIDUES BY A PAPER-BASED DEVICE
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 12/7/2019)In this study, a paper-based device based on Griess reaction was fabricated and was used to determine the amounts of nitrite and nitrate ions in gunshot residues. The ImageJ software was used to measure color values of the ... -
DETERMINATION OF NITRITES AND NITRATES IN GUNSHOT RESIDUES DEPOSITED ON HAND AND CARTRIDGE CASE BY THE TECHNIQUES OF ION CHROMATOGRAPHY
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 17/8/2018)The aim of this study is to apply the ion chromatography (IC) technique to analyze gunshot residues (GSR) for the amounts of nitrites (NO2-) and nitrates (NO3-) .The firearms used were a semiautomatic 9mm Glock with five ... -
Development of microfluidic paper based analytical devices for determination of nitrate and nitrite in gunshot residues.
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 12/6/2020)Microfluidic paper-based analytical devices (µPADs) have been fabricated to determine nitrate and nitrite ions in samples of gunshot residues (GSR). The µPADs were created by screen printing with beeswax and the analysis ... -
DNA Database and necessity for establishing DNA Database in Thailand
Collection: Theses (PH.D) - Forensic Science and Criminal Justice / ดุษฎีนิพนธ์ – นิติวิทยาศาสตร์และงานยุติธรรมType: Thesis(Silpakorn University, 18/6/2021)Nowadays Thailand has not yet established a DNA database at the national level, but only the DNA database that is stored by the Central Institute of Forensic Science in which the individual DNA data is accumulated to benefit ... -
Estimating stature and gender of individual from step length and shoe dimensions for crime investigation
Collection: Theses (PH.D) - Forensic Science and Criminal Justice / ดุษฎีนิพนธ์ – นิติวิทยาศาสตร์และงานยุติธรรมType: Thesis(Silpakorn University, 18/6/2021)Footwear impression marks and footwear are among the most commonly found evidence at crime scenes. The aim of this study was to develop a formula for estimation of the stature and gender of an individual if the shoe ... -
Estimation of stature of a person from the shoe size.
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 12/7/2019)Shoes and shoeprints are the common physical evidence that may be encountered at crime scenes. The objective of this study is to find the relationships between height and gender of a person and the dimension of his shoe. ... -
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 ... -
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 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 ... -
Methamphetamine contents in seized drugs in some areas of Metropolitan Police
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 12/7/2019)Methamphetamine remains the major illicit drug widely used in Thailand and the number of its seizures continues to be increasing. The drug appears in the tablet form commonly known as “ya-ba” and in crystalline solid ... -
The necessity to create a biometric database of non-Thai citizens.
Collection: Theses (PH.D) - Forensic Science and Criminal Justice / ดุษฎีนิพนธ์ – นิติวิทยาศาสตร์และงานยุติธรรมType: Thesis(Silpakorn University, 2/7/2021)Nowadays, human rights problem is an interesting issue as critical actor in global community. For instance, problems related to non – national individuals get attention from human rights academics from all over the world. ... -
The relationship between the colony number of Pseudomonas spp. in blood and the age of bloodstains.
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 17/8/2018)Bloodstains at a crime scence is one of the most important biological traces. Estimation of the age of human bloodstains is of great importance in forensic practices. The objective of this research is aimed to study the ... -
Understanding and opinions of Pitakkarn foundation rescue officers on protection and preservation of physical evidence at crime scenes.
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(Silpakorn University, 12/7/2019)The objective of this work is to study the understanding and opinions of Pitakkarn foundation rescue officers on protection and preservation of physical evidence at crime scenes. The surveys were conducted by using ... -
ผลของสภาวะความเป็นกรดและด่างต่อปริมาณของเมทแอมเฟตามีนในตัวอย่างปัสสาวะที่ตรวจวัดโดย CEDIA assay
Collection: Theses (Master's degree) - Forensic Science / วิทยานิพนธ์ – นิติวิทยาศาสตร์Type: Thesis(มหาวิทยาลัยศิลปากร, 2016)จุดมุ่งหมายของงานวิจัยฉบับนี้เพื่อศึกษาผลของสภาวะความเป็นกรดและด่างต่อระดับความเข้มข้นของเมทแอมเฟตามีนในตัวอย่างปัสสาวะที่ตรวจวัด โดยวิธีภูมิคุ้มกันวิทยา Cloned Enzyme Donor Immunoassay (CEDIA) โดยตัวอย่างปัสสาวะได้มาจาก ...