Electron spin resonance (ESR) studies of CO-2 radicals in irradiated A and B-type carbonate-containing apatites

Applied Radiation and Isotopes

Volumn 52, Issue 5, 2000, Pages 1085-1091

  Schramm, D U ^a   Rossi, A M ^a  

^a CENTRO BRASILEIRO DE PESQUISAS FÍSICAS   (Brazil)

Author keywords

A type carbonated apatites; B type carbonated apatites; ESR; Irradiation

Indexed keywords

APATITE; CARBON DIOXIDE; CARBONIC ACID; CESIUM 137; HYDROXYAPATITE; RADICAL;

CONFERENCE PAPER; CONTROLLED STUDY; COOLING; DOSIMETRY; ELECTRON SPIN RESONANCE; GAMMA RADIATION; PRIORITY JOURNAL; SAMPLE; TECHNIQUE; X RAY CRYSTALLOGRAPHY;

EID: 0034657406     PISSN: 09698043     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0969-8043(00)00046-4     Document Type: Conference Paper

References (32)

1. 2 in X-irradiated tooth enamel and A-type carbonated apatite. Calcif. Tissue Int. 33:1981;105.
2. Barabas M., Bach A., Mangini A. An analytical model for the growth of ESR signals. Nucl. Tracks Radiat. Meas. 14:1988;231.
3. 3) ion (3-) and carbon dioxide ion (1-) to the ESR spectrum near g = 2 of powdered human tooth enamel. Calcif. Tissue Int. 41:1987;124.
4. Callens F.J., Verbeeck R.M.H., Naessens D.E., Matthys P.F.A., Boesman E.R. Effect of carbonate content on the ESR spectrum near g = 2 of carbonated calcium apatites synthesized from aqueous media. Calcif. Tissue Int. 44:1989;114.
5. Callens F.J., Verbeeck R.M.H., Naessens D.E., Matthys P.F.A., Boesman E.R. The effect of carbonate content and drying temperature on the ESR spectrum near g = 2 of carbonated calcium apatites synthesized from aqueous media. Calcif. Tissue Int. 48:1991;249.
6. Cevc P., Schara M., Ravnik C. Electron paramagnetic resonance study of irradiated tooth enamel. Radiat. Res. 51:1972;581.
7. 2 radicals in γ- and α-irradiated synthetic calcite. Bull. Soc. Chim. Belg. 99:1990;535.
8. Debuyst R., Bidiamambu M., Dejehet F. An EPR study of γ- and α-irradiated synthetic powdered calcite labelled with carbon-13. Nucl. Tracks Radiat. Meas. 18:1991;193.
9. Debuyst R., Dejehet F., Idrissi S. Paramagnetic centers in γ-irradiated synthetic monohydrocalcite. Appl. Radiat. Isot. 44:1993;293.
10. Doi Y., Aoba T., Okazaki M., Takahashi J., Moriwaki Y. Analysis of paramagnetic centers in X-ray irradiated enamel, bone and carbonate containing hydroxyapatite by electron spin resonance spectroscopy. Calcif. Tissue Int. 33:1981;81.
11. Egersdörfer S., Wieser A., Müller A. Tooth enamel as a detector material for retrospective EPR dosimetry. Appl. Radiat. Isot. 47:1996;1299.
12. 2+ EPR spectra. J. Chem. Phys. 73:1980;3123.
13. Grün R. Potential and problems of ESR dating. Nucl. Tracks Radiat. Meas. 18:1991;143.
14. Grün R., Schwarcz H.P., Zymela S. Electron spin resonance dating of tooth enamel. Can. J. Earth Sci. 24:1991;1022.
15. Huang P., Jin S., Peng Z., Liang R., Lu Z., Wan Z., Chen J., Yuan Z. ESR dating of tooth enamel: comparison with U-series, FT and TL dating at the Peking man site. Appl. Radiat. Isot. 44:1993;239.
16. Ikeya M. Dating a stalagtite by EPR. Nature. 255:1975;48.
17. Ikeya M., Ohmura K. ESR age of Pleistocene shells measured by radiation assesment. Geochem. J. 18:1984;11.
18. Ikeya M. New Applications of Electron Spin Resonance: Dating, Dosimetry and Microscopy. 1993;World Scientific, Singapore. (Chap. 3 and 6).
19. Ishii H., Ikeya M. Defects in synthesized apatite powder and sintered material. Appl. Radiat. Isot. 44:1993;95.
20. - molecule-ions in single-crystal calcite. Mol. Phys. 8:1964;225.
21. 2 centers in corals and related materials. Jpn. J. Appl. Phys. 29:1990;2191.
22. 2O. Jpn. J. Appl. Phys. 30:1991;404.
23. Moens P., Callens F., Matthys P., Maes F., Verbeeck R., Naessens D. Adsorption of carbonate-derived molecules on the surface of carbonate-containing apatites. J. Chem. Soc. Faraday Trans. 87:1991;3137.
24. Moens P., Callens F., Verbeeck R., Naessens D. An EPR spectrum decomposition study of precipitated carbonated apatites (NCAP) dried at 250°C: adsorption of molecules from the atmosphere on the apatite powders. Appl. Radiat. Isot. 44:1993;279.
25. Molodkov A. The problem of long-term fading of absorbed palaedose on ESR dating of Quaternary mollusc shells. Appl. Radiat. Isot. 40:1989;1087.
26. 3 and hydroxyapatites. Appl. Radiat. Isot. 44:1993;305.
27. Murata T., Shiraishi K., Ebina Y., Miki T. An ESR study of defects in irradiated hydroxyapatite. Appl. Radiat. Isot. 47:1996;1527.
28. Nilges, M.J., 1979. Ph.D thesis. University of Illinois, Urbana, IL.
29. Peckauskas R.A., Pullman I. Radiogenic free radicals as molecule probes in bone. Calcif. Tissue Res. 25:1973;37.
30. Rossi A.M., Poupeau G. Radiation-induced paramagnetic species in natural calcite speleothems. Appl. Radiat. Isot. 40:1989;1133.
31. 2 radicals in bioapatites of calcified tissue. Bull. Magn. Res. 15:1993;48.
32. 2 in A-type carbonated apatites and biocarbonates. Jpn. J. Appl. Phys. 37:(1):1998;414.