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Интеллектуальная Система Тематического Исследования НАукометрических данных |
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The three NaGd(WO4)2 single crystals have been grown by Czochralski with use of initial chemicals with different purity. The optical absorption spectra of the crystals, as well as their impurity compositions have been measured. The possible reasons of the addition coloration of these crystals have been analyzed.