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Description a–c Calcium phosphate casts coated potato starch granules from synthetic calculus: notice how the granule areas without the protection of a cast (white arrows) gelatinize (a, b: cross-polarized...
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description Degradation effects of decontamination admixtures on potato and corn starch granules
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description Dental sample from El Mirador. a Calculus in-situ. b–n Exogenous starch granules. o Calculus decontaminated after immersion in sodium hydroxide. p–u Exogenous phytoliths
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description XPS elemental breakdown
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description XPS spectra for oxygen (O1s). a El Mirador R. b Matangai Turu NW. c 6.85. d 6.84
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description Dental sample from Matangai Turu NW. (a) calculus in-situ, (b–aw) exogenous starch granules, (ax) calculus decontaminated after immersion in sodium hydroxide, (ay) calculus with entrapped starch...
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description Effect of α-amylase on potato starch granules
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description Raman spectra for synthetic and archeological dental calculus from El Mirador and Matangai Turu NW
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description P-XRD patterns of synthetic and dental calculus. a Sample 6.84. b Sample 6.85, c MTNW, d El Mirador
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description Raman peaks for synthetic and dental calculus (full width at half maximum)
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description Effect of calcium hydroxide on corn starch granules
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description Parameters used in the production of calculus
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description XPS survey spectra for dental and synthetic calculus. a El Mirador. b Matangai Turu NW. c 6.85. d 6.84
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description XPS spectra for calcium phosphate (Ca2p). a El Mirador. b Matangai Turu NW. c 6.85. d 6.84
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description Effect of EDTA on potato starch granules
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description Diffraction peaks for brushite, hydroxyapatite, whitlockite, and octacalcium phosphate
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description Effect of calcium hydroxide on potato starch granules
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description High-resolution XPS results and fitting
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description Comparison of Raman luminescence spectral profiles for dental calculus and synthetic samples
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description Effects of decontamination protocol proposed in this paper. a Before: synthetic matrix with embedded potato granules (white arrows) contaminated with corn granules (orange arrows). b After: potato...
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description Effect of α-amylase on corn starch granules
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description Effect of EDTA on corn starch granules
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description P-XRD fitting for synthetic and dental calculus. a El Mirador [i, XRD pattern; ii, fitting; iii, difference]. b Matangai Turu NW [i, XRD pattern; ii, fitting; iii, difference]. c Synthetic sample...
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description XPS spectra for carbon (C1s). a El Mirador. b Matangai Turu NW. c 6.85. d 6.84
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description XPS spectra for phosphorus. a El Mirador. b Matangai Turu NW. c 6.85. d 6.84
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences -
Description Experimental contamination: a corn granules (orange arrows) are pervasively adsorbed onto the surface, and also b infilling crevices. Note the underlying calcium phosphate matrix with potato starch...
Article Title: Structural characterization and decontamination of dental calculus for ancient starch research
Publication Title: Archaeological and Anthropological Sciences