In-situ nanoscale molecular analyses by PiFM of mineral and organic phases in Pinctada margaritifera shell layers and reference chemicals

Published: 25 June 2025| Version 1 | DOI: 10.17632/25wnzy2dzp.1
Contributors:
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, Damien Daval,
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Description

This dataset contains in-situ molecular analyses by Photo-induced Force Microscopy (PiFM) of organic and mineral phases in Pinctada margaritifera shell layers and reference materials (Sigma-Aldrich and MTI Corporation). PiFM infrared (IR) absorption spectra were acquired in heterodyne (sideband) mode with a spatial resolution of ~5 nm and spectral resolution of ~1 cm⁻¹. Data are presented as intensity-normalized point spectra averaged across multiple measurements, with associated first standard deviations (1s).

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Institutions

Universite de Lausanne, Ecole Polytechnique Federale de Lausanne Institut des neurosciences, Australian National University

Categories

Biomaterials Characterization, Nanocomposite, Biomineralization, Carbonate Mineral

Funding

European Research Council

788752

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