首页 | 本学科首页   官方微博 | 高级检索  
文章检索
  按 检索   检索词:      
出版年份:   被引次数:   他引次数: 提示:输入*表示无穷大
  收费全文   377篇
  免费   15篇
  2020年   4篇
  2019年   6篇
  2018年   11篇
  2017年   9篇
  2016年   13篇
  2015年   15篇
  2014年   10篇
  2013年   50篇
  2012年   18篇
  2011年   11篇
  2010年   7篇
  2009年   14篇
  2008年   13篇
  2007年   15篇
  2006年   8篇
  2005年   11篇
  2004年   14篇
  2003年   12篇
  2002年   13篇
  2001年   9篇
  2000年   8篇
  1999年   6篇
  1998年   4篇
  1997年   7篇
  1996年   6篇
  1995年   2篇
  1994年   8篇
  1993年   6篇
  1992年   6篇
  1991年   4篇
  1990年   3篇
  1989年   2篇
  1988年   3篇
  1987年   2篇
  1986年   3篇
  1985年   4篇
  1982年   2篇
  1981年   3篇
  1979年   3篇
  1978年   5篇
  1977年   2篇
  1976年   2篇
  1975年   5篇
  1973年   3篇
  1972年   3篇
  1970年   3篇
  1969年   2篇
  1963年   2篇
  1954年   2篇
  1920年   2篇
排序方式: 共有392条查询结果,搜索用时 31 毫秒
351.
352.
As residential mobility is a common life event that particularly affects young adults, regional identity may be relevant for young adults. We therefore extended the three‐dimensional identity model to the regional domain. The development of regional identity was studied using a prospective design over six months with a sample of 1,795 post‐secondary graduates (71% female, mean age of 24.54 years), containing both movers and non‐movers. Latent profile analyses and latent profile transition analyses revealed three main findings: First, solutions with four regional identity statuses—moratorium, searching moratorium, closure, and achievement—were found to be most interpretable. Second, the emergent statuses differed substantially in terms of Big Five personality traits and life satisfaction, as well as with moving experience. Third, the stability of identity status membership across a period of six months was highest for the non‐movers group. Comparatively less stability across time was found for the movers, underscoring the relevance of transitions for identity development. Taken together, these findings show that even in a mobile world, region matters in identity development. Copyright © 2016 European Association of Personality Psychology  相似文献   
353.
Evidence from a range of fields indicates that inventions are often inspired by drawing a parallel to solutions found in nature. However, the cognitive mechanism of this process is not well understood. The cognitive mechanism of heuristic prototype in scientific innovation was tested with 3 experiments. First, 84 historical accounts of important scientific innovations were collected and the prototype solution underlying them was extracted. Experiment 1 tested the validity of these materials and showed that knowledge of the prototype facilitated insight solutions. Experiment 2 and 3 suggested that activation of the prototype was indeed the critical element in the process of insight. Also, the mechanism of this activation was linked to the semantic similarity between the feature function of the prototype and the required function of the problem. In addition, Experiment 3 showed that participants who were better at excluding interference information more readily activated the relevant prototype. To sum up, the experiments suggested that activating a memory of the heuristic prototype was important in solving scientific innovation insight problems. Activating the feature function of right heuristic prototype and linking it by way of semantic similarity to the required function of the problem was the key mechanism people used to solve scientific insight problem.  相似文献   
354.
In this article we explore the emergence of a cluster of social movement organisations that have critically taken issue with nanotechnology in Germany, the UK and internationally. By applying concepts borrowed from Social Movement Research we demonstrate that this cluster is a ‘spin-off’ from the preceding movement against agrofood biotechnology, however, never succeeds in mobilizing a comparable ‘antinanotechnology movement’. We argue that the turn toward participatory and deliberative practices that is characteristic of nanotechnology policy and, to a major extent, is based on the perceived threat of a ‘public backlash’ against nanotechnology, while being of little political impact, reinforces the activity of these critical organisations through the provision of political opportunities. We further argue that the stagnation of these organisations can be explained by low policy impact and low public responsiveness respectively and conclude that their trajectories hinge to a major extent on policy impact and the responsiveness of the mass-public. We end by making a concluding remark about the limits to the project of democratizing social contention through public engagement.  相似文献   
355.
Franz Huber 《Synthese》2014,191(10):2167-2193
Philosophers typically rely on intuitions when providing a semantics for counterfactual conditionals. However, intuitions regarding counterfactual conditionals are notoriously shaky. The aim of this paper is to provide a principled account of the semantics of counterfactual conditionals. This principled account is provided by what I dub the Royal Rule, a deterministic analogue of the Principal Principle relating chance and credence. The Royal Rule says that an ideal doxastic agent’s initial grade of disbelief in a proposition \(A\) , given that the counterfactual distance in a given context to the closest \(A\) -worlds equals \(n\) , and no further information that is not admissible in this context, should equal \(n\) . Under the two assumptions that the presuppositions of a given context are admissible in this context, and that the theory of deterministic alethic or metaphysical modality is admissible in any context, it follows that the counterfactual distance distribution in a given context has the structure of a ranking function. The basic conditional logic V is shown to be sound and complete with respect to the resulting rank-theoretic semantics of counterfactuals.  相似文献   
356.
357.
Substantial research supports bidirectional links between intimate relationship discord and individual psychopathology, including depressive symptoms. However, few studies have utilized daily diary methods to capture the micro‐level processes underlying the association between couple discord and depression, particularly among populations that are at elevated risk for both interpersonal and individual dysfunction. To address this gap, we examined whether daily changes in satisfaction with relationship functioning were associated with daily changes in negative affect and positive affect over the span of 2 weeks among mental health outpatients of low socioeconomic status. Participants were 53 low‐income outpatients from community mental health clinics who completed a semi‐structured interview about the quality of their intimate relationships followed by 14 daily reports of positive and negative mood and satisfaction with relationship functioning across several domains. Growth curve analytic techniques revealed the hypothesized bidirectional relations. Decline in satisfaction with relationship functioning predicted escalation in negative affect and deterioration in positive affect over 2 weeks, and deterioration of mood predicted declining satisfaction with relationship functioning. This study extends existing knowledge about couple dysfunction and individual psychopathology by highlighting the immediate nature of this dynamic process as it unfolds over time.  相似文献   
358.
Interstitial deletion on chromosome 5q33.3q35.1 is an extremely rare chromosomal aberration for which a characteristic syndrome could not yet be delineated. In most patients with 5q deletions severe mental retardation is described. Recently, Spranger et al. (2000) described the case of a 4-year-old girl with a de novo deletion on 5q33.3q35.1 presenting only with mild psychomotor delay, minor facial anomalies, and seizures. The patient was admitted for outpatient neuropsychological assessment when she was 6.2 years old. Neurocognitive tests revealed an overall developmental delay of about 32 months and an intelligence score in the range of mild mental retardation. Her cognitive phenotype was characterized by a considerable visual-spatial deficit in the form of disorganized drawings or block designs indicating a profound lack of cohesion and overall global organization (decay of gestalt). The patient's behavioral phenotype was dominated by a distinct disinhibition syndrome demonstrating severe hyperactivity, utilization behavior, and aggressive behavior.  相似文献   
359.
360.
Franz Denk 《Synthese》1949,8(1):148-154
Ohne Zusammenfassung  相似文献   
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号