Zobrazeno 1 - 10
of 26
pro vyhledávání: '"Orapin Chienthavorn"'
Publikováno v:
Materials Science Forum. 1013:91-95
Dentine hypersensitivity (DH) is a common issue among humans caused by the erosion of tooth enamel as a result of chewing and brushing incorrectly. The most effective treatment method is occluding the exposed dentine tubules. Because calcium phosphat
Publikováno v:
Microporous and Mesoporous Materials. 278:327-339
Nitrogen-doped mesoporous carbon (N-MC) modified glassy carbon electrode (GCE) with high electrocatalytic activity is presented for highly sensitive determination of capsaicin. Due to its moderate specific surface area (151 m2 g−1) and uniform meso
Publikováno v:
Analytical Methods. 10:4813-4820
A new simple and sensitive analytical technique based on polystyrene-divinyl benzene (PS-DVB) monolithic bead extraction followed by gas chromatography-mass spectroscopic detection (GC-MS) was developed for the determination of polycyclic aromatic hy
Autor:
Hideki Nakajima, Sukonlaphat Sriwang, Karuna Jainontee, Wanlapaporn Thianthaisong, Edouard Guibert, Orapin Chienthavorn, Harry J. Whitlow, Rattanaporn Norarat
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 404:238-242
The behaviour of poly-(methyl methacrylate) (PMMA) resist exposed with 2 MeV 1H+ and 6 MeV 12C3+ ions has been investigated by using the photo-electron spectroscopy (PES) and X-ray absorption spectroscopy (XAS) techniques. Preliminary PES results wer
Autor:
Mesayamas Kongsema, Chomdao Sinthuvanich, Orapin Chienthavorn, Khrongkhwan Akkarachaneeyakorn, Jutharat Waiyawat, Chayada Teanchai
Publikováno v:
Journal of oral biosciences. 62(1)
Objectives Calcium phosphate/SLS/P123 composite bioactive gels were prepared to achieve dentine tubule occlusion. Methods Gels containing calcium phosphate particles were prepared in a water-in-oil microemulsion system with a mixture of triblock copo
Autor:
Visakha Chunhakorn, Orapin Chienthavorn, Fairda Malem, Patchara Khawmodjod, Harry J. Whitlow, Peerapong Soonthondecha
Publikováno v:
Environmental monitoring and assessment. 191(10)
In this work, we investigated possible contamination of phthalates in seawater and sediment around the eastern coast of Thailand in the area of Chonburi, Rayong, and Chanthaburi. The main focus was on Pradu Bay east of Map Ta Phut, a well-known indus
Publikováno v:
ScienceAsia. 46:586
Publikováno v:
Key Engineering Materials. 659:201-205
In this work, effect of different zeolite catalysts that reacted with jatropha cake residue to give pyrolysed products was studied. The products were separated and characterised by using pyrolysis gas chromatography-mass spectrometry (PY-GC/MS). A 4.
Publikováno v:
Separation Science and Technology. 49:838-846
An efficient, rapid, and inexpensive method for extraction and clean-up of some selected volatile nitrosamines from frankfurter sausages was developed by using superheated water coupled with solid-phase extraction. Because a coextraction of lipid cau
Publikováno v:
Journal of Agricultural and Food Chemistry. 62:1240-1246
A novel, simple, rapid, and inexpensive method of extraction and cleanup of nitrosamines from frankfurter sausage was achieved with a capillary filled with monolith of either polystyrene-co-divinylbenzene (PS-DVB), Polydivinylbenzene (P-DVB), or sili