Using Games to Build and Improve 10th Grade Students’ Understanding of the Concept of Chemical Bonding and the Representation of Molecules

Autor: Gaëtan Lautier, Rose Marie Ayral, Karine Molvinger

Publikováno v: Journal of Chemical Education
Journal of Chemical Education, American Chemical Society, Division of Chemical Education, 2021, 98 (2), pp.319-329. ⟨10.1021/acs.jchemed.0c01287⟩

International audience; This article focuses on the case study of the concept of covalent bonding for 10th grade pupils in France. On the basis of their conceptions and difficulties, didactical engineering has been established that should lead to an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bd2a2b393e45b8274af47233f3065011
https://hal-cnrs.archives-ouvertes.fr/hal-03169786

Evaluating possibilities of Self-propagating High temperature Synthesis (SHS) for substitution of Ge for Si in MoSi2

Autor: Katia Favier, Dinesh K. Paramasivam, Florence Rouessac, Didier Ravot, Rose-Marie Ayral, Romain Viennois

Publikováno v: Chemistry Letters
Chemistry Letters, Chemical Society of Japan, 2013, pp.10.1246/cl.130528. ⟨10.1246/cl.130528⟩

International audience; Self-propagating High temperature Synthesis is used to study materials obtained from Mo+Si+Ge system. Si1-xGex is known to be one of the most efficient thermoelectric but its use is limited by high price and scarcity of german

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::dcc2c3b00acaf423403fc0d29a315819
https://hal.archives-ouvertes.fr/hal-00844007