Ditemukan 3 dokumen yang sesuai dengan query
Robbins, Manuel
New York: Van Nostrand Reinhold, 1983
549.125 ROB c
Buku Teks Universitas Indonesia Library
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Flouride intrusion into enamel surface is one of the important factors of success in topical flouridation. Objective: to compare EDX and flourescence measurement methods of flouride intrusion into enamel surface after anchovy application. Methods: 5 extracted impacted third molars were immersed in sterile saline solution for 24 hours. The buccal surfaces of the teeth were painted with nail varnish, and a window of 5 mm2 at the center of each surface was left unpainted. Dried ...
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Journal of Dentistry Indonesia, 2005
pdf
Artikel Jurnal Universitas Indonesia Library
H. Widyatmoko
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X-ray Fuorescence spectrometry semakin sering digunakan dalam bidang geokimia. X-Fuorescence spectrometry dikategorikan menjadi dua yakni ? WDXRF (wavelenght ? dispersive X- ray fluorescence spectrometer) dan EDXRF (energy-dispersive X ? ray fluorescence spectrometer). WDXRF dapat berbentuk sebagai sequential spectrometer, simultaneous spectrometer atau kelebihan dari kelebihan keduanya dikombinasikan menjadi satu perangkat yakni hibrid instrument. Masing-masing instrumen XFA mempunyai karakteristika dan kekhusussan dalam penggunaan. Penelitian ini menggunakan sequential spectrometer PW 1450 untuk menganalisis major, minor and trace elements ...
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Depok: Lembaga Penelitian Universitas Indonesia, 2004
AJ-Pdf
Artikel Jurnal Universitas Indonesia Library