<?xml version='1.0' encoding='UTF-8'?><metadata xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:dcterms="http://purl.org/dc/terms/" xmlns="http://dublincore.org/documents/dcmi-terms/"><dcterms:title>ATR-FTIR spectral data of Cu₂Zn₁₋ₓMgₓSnS₄ nanoparticle solutions</dcterms:title><dcterms:identifier>https://doi.org/10.48788/DVUA/QTUEYV</dcterms:identifier><dcterms:creator>Boiko Bohdan</dcterms:creator><dcterms:creator>Yermakov Maksym</dcterms:creator><dcterms:creator>Vasyliev Vitalii</dcterms:creator><dcterms:creator>Pshenychnyi Roman</dcterms:creator><dcterms:creator>Diachenko Oleksii</dcterms:creator><dcterms:publisher>DataverseUA</dcterms:publisher><dcterms:issued>2026-08-16</dcterms:issued><dcterms:modified>2026-08-16T18:43:03Z</dcterms:modified><dcterms:description>ATR-FTIR spectral data of Cu₂Zn₁₋ₓMgₓSnS₄ nanoparticle solutions with x = 0.0, 0.1, 0.2, 0.3, 0.4, 0.5, and 0.6 in the wavenumber range of 400–4000 cm⁻¹.</dcterms:description><dcterms:subject>Physics</dcterms:subject><dcterms:subject>Fourier transform infrared spectroscopy (FTIR), Infrared spectra</dcterms:subject><dcterms:date>2026-08-16</dcterms:date><dcterms:contributor>Boiko Bohdan</dcterms:contributor><dcterms:dateSubmitted>2026-08-05</dcterms:dateSubmitted><dcterms:type>Experimental numeric data</dcterms:type><dcterms:license>CC0 1.0</dcterms:license></metadata>