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221.
222.
Identity exploration has been associated with openness and curiosity but also with anxiety and depression. To explain these mixed findings, the four-dimensional identity formation model [Luyckx, K., Goossens, L., Soenens, B., & Beyers, W. (2006b). Unpacking commitment and exploration: Validation of an integrative model of adolescent identity formation. Journal of Adolescence, 29, 361–378.] was extended using data from two late adolescent samples (total N = 703). A fifth dimension, labeled ruminative (or maladaptive) exploration, was added as a complement to two forms of reflective (or adaptive) exploration already included in the model (i.e., exploration in breadth and exploration in depth). Results indicated that ruminative exploration was positively related to distress and to self-rumination. The two forms of reflective exploration, by contrast, were unrelated to well-being and positively to self-reflection. Ruminative and reflective exploration also helped to distinguish between two types of less adaptive identities (i.e., Ruminative Moratorium and Diffused Diffusion) in a six-cluster solution that also contained adaptive types of identity. Implications for current research on identity formation are discussed.  相似文献   
223.
Research has shown that spatial memory for moving targets is often biased in the direction of implied momentum and implied gravity, suggesting that representations of the subjective experiences of these physical principles contribute to such biases. The present study examined the association between these spatial memory biases. Observers viewed targets that moved horizontally from left to right before disappearing or viewed briefly shown stationary targets. After a target disappeared, observers indicated the vanishing position of the target. Principal components analysis revealed that biases along the horizontal axis of motion loaded on separate components from biases along the vertical axis orthogonal to motion. The findings support the hypothesis that implied momentum and implied gravity biases have unique influences on spatial memory.  相似文献   
224.
Linking form and motion in the primate brain   总被引:1,自引:0,他引:1  
Understanding dynamic events entails the integration of information about form and motion that is crucial for fast and successful interactions in complex environments. A striking example of our sensitivity to dynamic information is our ability to recognize animate figures by the way they move and infer motion from still images. Accumulating evidence for form and motion interactions contrasts with the traditional dissociation between shape and motion-related processes in the ventral and dorsal visual pathways. By combining findings from physiology and brain imaging it can be demonstrated that the primate brain converts information about spatiotemporal sequences into meaningful actions through interactions between early and higher visual areas processing form and motion and frontal-parietal circuits involved in the understanding of actions.  相似文献   
225.
Recent work suggests that the ability to disengage attention from threatening information is impaired in people who suffer from anxiety and dysphoria. It has been suggested that this impaired ability to disengage from threat might specifically be associated with the tendency to perseverate about threat (i.e., worry), which is a main characteristic of anxiety disorders and a wide range of other psychopathologies. However, no studies have yet addressed this issue. The present study examined whether trait worry as well as worry intensity after experimental worry induction are associated with impaired ability to disengage attention from threatening cues (angry faces), independently from or in conjunction with anxiety. Sixty-one participants performed a visual cueing experiment that required detection of a target stimulus at one of two possible locations. Prior to the target neutral, happy or angry facial cues appeared at one of these two locations; when there is a relatively long period between the cue and the target (>300 ms), an overall faster responding to invalidly cued trials relative to validly cued trials is believed to indicate inhibition of return (IOR) to a recently attended location. A reduced IOR for angry faces was only found when both trait worry and anxiety were high. When anxiety was kept constant, both trait worry and state worry were associated with enhanced IOR for neutral faces instead. The results seem to suggest that specific threat-related deficiencies in IOR may be a function of the co-occurrence of worry and anxiety.  相似文献   
226.
Background Self‐determination theory defines two important dimensions of teaching style: autonomy support and structure. Aims The purpose of the present study was to investigate the synergistic relationship of perceived teacher autonomy support and the provision of structure in the prediction of self‐regulated learning. Sample and method Students (N = 526) completed questionnaires assessing perceived autonomy support, structure, and self‐regulated learning. Results First, autonomy support and structure were found to be positively correlated, suggesting that the support of student autonomy generally goes hand in hand with the provision of structure and order in the classroom. Second, moderated regression analyses indicated that structure but not autonomy support yielded a main effect on self‐regulated learning, although this main effect was qualified by a structure by autonomy support interaction. Conclusio The interaction suggests that structure was associated with more self‐regulated learning under conditions of moderate and high autonomy support only. Therefore, when teachers want their students to evaluate themselves, to plan their study activities, and to think about themselves as learners, the teachers are encouraged to provide help, instructions, and expectations in an autonomy‐supportive way.  相似文献   
227.
Two research lines have dominated the quest for the antecedents of outgroup attitudes. Whereas the first has viewed outgroup attitudes as a result of individual differences, the second stressed the importance of the intergroup situation. In order to investigate the interplay of individual differences and situational characteristics, key predictors of the individual differences perspective (i.e. right‐wing authoritarianism or RWA, and social dominance orientation or SDO) and the intergroup relations perspective (i.e. ingroup identification and ingroup threat) were simultaneously tested. Two studies revealed additive but no interaction effects of RWA and SDO, ingroup identification and threat. Additionally, Study 1 showed that threat effects remain limited to the outgroup that is portrayed as threatening and do not generalize to other outgroups. Copyright © 2009 John Wiley & Sons, Ltd.  相似文献   
228.
The Survey of Personal Beliefs (SPB) is a frequently used measure of irrational beliefs, but can display less than ideal psychometric properties. In the first study of the present project, the five subscales of the SPB correlated as expected with higher levels of perfectionism, shame, and guilt. A confirmatory factor analysis, nevertheless, revealed that these subscales did not adequately describe responding on the SPB, and internal reliability for some subscales was poor. An abbreviated 12-item version of the SPB was more reliable than the subscales and generally as valid as the full 50-item instrument. With a second data set, the shortened version of the SPB was more consistent than the full 50-item scale in correlating positively with at least some measures of maladjustment that included depression, anxiety, neuroticism, and alexithymia. Future researchers may want to utilize the shorter 12-item version of the SPB as a more convenient and psychometrically acceptable measure of irrational beliefs.  相似文献   
229.
Self-determination theory's distinction between extrinsic and intrinsic goal pursuits offers a possible explanation for ethnic and racial prejudice. Because extrinsic relative to intrinsic goal pursuits (E/I) stimulate interpersonal competition, they were expected to predict social dominance orientation (SDO), which, in turn, would predict racial and ethnic prejudice. Results of a first cross-sectional study showed that E/I goal pursuits are positively associated with prejudice and that SDO partially mediates this association. In a second longitudinal study, we replicated these results. In addition, however, we found evidence for a reciprocal relationship between E/I goal pursuit and SDO. Moreover, both E/I goal pursuit and SDO had an independent effect on increases in prejudice. Implications of these findings are discussed.  相似文献   
230.
Patients with metamorphopsia perceive objects or faces as being distorted and/or different in size. In most cases, recognition is not impaired. The stimulus specificity, particularly in the case of face perception, has led to the suggestion that metamorphopsia is a deficit at the entry level of category‐specific recognition systems; in this case, the face processing system. An explanation in terms of a visuosensory deficit (i.e. Funktionswandel) that affects the perception of specific stimulus categories has not been systematically evaluated. In this study, we report two patients (MZ and CM) who experienced hemi‐metamorphopsia for faces after a stroke in the posterior part of the brain. Despite the distortions, they could still match and recognize faces. We carried out a detailed evaluation of their visual‐sensory status and found that both MZ and CM had specific problems with discriminating and estimating sizes and shapes, especially in the contralesional visual field. It was concluded that these cases, metamorphopsia was not due to a higher‐order perception impairment specific for faces, but rather of a specific impairment in shape perception in the contralesional visual field that proportionally affects the perception of faces.  相似文献   
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