Christian Escribe

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BACKGROUND An important aim of educational psychology is to account for the difficulties in cognitive strategy maintenance. Possible explanations may be found in developmental studies concerning the interdependence of knowledge accessibility and strategy use, and in current achievement goal models which assume that individuals with a learning goal use(More)
2014 An E.S.R. spectrum of effective spin S = 1/2 exhibiting a hyperfine structure quadruplet has been observed in synthetic single crystal calcite X-irradiated at 20 °C. From the g values it is deduced that this spectrum is due to a CO3-3 molecular ion which is charge stabilized by an interstitial Li+ ion. This defect which is axially symmetric along the(More)
The relationship between achievement goals and individual and collective learning activities was examined for 290 university students who completed two questionnaires. One assessed three achievement goals-a mastery goal and two performance goals, namely, approval seeking and advancing. The other questionnaire measured how actively students report engaging(More)
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