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Doil, Melina; Pietzner, Verena – European Journal of Science and Mathematics Education, 2023
Due to the lack of success of German students in recent program for international student assessment (PISA) studies since 2001, the question arises whether German teacher training has an impact on this performance. This publication is based on a systematic review which deals with German-language publications of various PISA-relevant areas within…
Descriptors: Science Teachers, Teacher Education Programs, Foreign Countries, Achievement Tests
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Chesick, John P. – Journal of Chemical Education, 1989
Discussed is single crystal X-ray crystal structure analysis. A common link between the NMR imaging and the traditional X-ray crystal structure analysis is reported. Claims that comparisons aid in the understanding of both techniques. (MVL)
Descriptors: Atomic Structure, Chemical Analysis, Chemistry, College Science