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   1360篇
  免费   87篇
  国内免费   1篇
  1448篇
  2023年   22篇
  2022年   15篇
  2021年   19篇
  2020年   39篇
  2019年   51篇
  2018年   77篇
  2017年   73篇
  2016年   67篇
  2015年   39篇
  2014年   60篇
  2013年   179篇
  2012年   94篇
  2011年   95篇
  2010年   55篇
  2009年   50篇
  2008年   79篇
  2007年   54篇
  2006年   60篇
  2005年   42篇
  2004年   40篇
  2003年   45篇
  2002年   33篇
  2001年   17篇
  2000年   12篇
  1999年   14篇
  1998年   10篇
  1997年   12篇
  1996年   4篇
  1995年   6篇
  1994年   8篇
  1993年   3篇
  1992年   2篇
  1991年   6篇
  1990年   5篇
  1989年   3篇
  1988年   3篇
  1986年   3篇
  1985年   7篇
  1984年   7篇
  1983年   5篇
  1982年   6篇
  1981年   6篇
  1980年   2篇
  1979年   3篇
  1978年   2篇
  1976年   2篇
  1975年   2篇
  1974年   4篇
  1969年   1篇
  1968年   1篇
排序方式: 共有1448条查询结果,搜索用时 0 毫秒
171.
We determined whether effects of neighborhood socioeconomic disadvantage on trajectories of aggression were moderated or mediated by neighborhood social organization and examined sex differences in neighborhood effects for rural adolescents. We used five waves of survey data collected over 2.5 years linked with neighborhood data from interviews with parents and the US Census. The sample (N = 5,118) was 50.1% female, 52.0% white and 38.3% African–American; average age at baseline was 13.1 years. Multilevel growth curve models for both girls and boys showed no significant interactions between neighborhood socioeconomic disadvantage and indicators of social organization. Neither sample showed evidence of mediated effects. In main effects models, neighborhood disadvantage was associated with the average aggression trajectory for girls. For boys, the effects of neighborhood socioeconomic disadvantage and social disorganization appeared to be confounded with each other. Neighborhood disadvantage is detrimental for rural girls regardless of the level of social organization.  相似文献   
172.
We identified 129 pictures relating to AIDS/HIV in 94 abnormal psychology textbooks published between 1984 and 2005. Pictures included 189 persons with AIDS/HIV status or risk and 134 AIDS‐related objects; they appeared in chapters on stress, sexual issues, substance abuse, and organic brain disorders. Individuals depicted were overwhelmingly male, White, adult, of unspecified sexual orientation, and undiagnosed with mental disorder. The most frequent AIDS‐related objects were signs and posters, hospital furnishings, and drug paraphernalia. Thematic motifs across pictures included patient, information source, junkie, support group, celebrity, child victim, protesters, memorials, condom dispensary, and viral attack. Images of AIDS continue to invoke concepts of “the Other,” death, victimization, and culpability. It is difficult to discuss AIDS without accessing its stereotypes.  相似文献   
173.
The social networking site (SNS) Facebook is becoming increasingly recognized as a medium through which individuals can investigate and monitor others' activities. However, little is known about whether Facebook monitoring behavior occurs within romantic relationships and, accordingly, the psychological predictors of this behavior. The present study employed an extended theory of planned behavior (TPB) framework including self-esteem, partner trust, and demographic characteristics, to predict frequent Facebook partner-monitoring. Facebook users (N=244) in romantic relationships completed measures assessing the standard TPB constructs (attitude, subjective norm, and perceived behavioral control), additional predictor variables (self-esteem and partner trust), and demographic characteristics (age, gender, relationship length, daily Facebook logins, and time spent per login). One week later, participants reported their level of Facebook partner-monitoring during the previous week. Regression analyses supported the standard TPB constructs of attitude and subjective norm in predicting intentions to engage in frequent Facebook partner-monitoring, with intention, in turn, predicting behavior. Partner trust, but not self-esteem, significantly predicted frequent Facebook partner-monitoring intentions. Of the demographic characteristics, daily Facebook logins significantly predicted both intention and behavior and, unexpectedly, relationship length directly affected behavior. Overall, the current study revealed that frequent Facebook partner-monitoring is influenced by attitudinal, normative, and relational factors and, potentially, increased visits to Facebook. These findings provide a new understanding of an individual's use of the world's leading SNS to monitor their partner's activities and provide a foundation for future studies to investigate the potential negative implications this activity may have for those in romantic relationships.  相似文献   
174.
Recent conceptualizations of body image disturbance have included an information processing model that includes a focus on an interpretive information processing bias. Study 1 involved the development and validation of a measure of appearance-based cognitive bias, the Physical Appearance Ambiguous Feedback Scale (PAAFS). In Studies 2 and 3, two samples of college females (n=313) were tested and the psychometric characteristics of the PAAFS were evaluated. Reliability was acceptable and convergence with measures of body image and eating disturbance was moderate. In Study 4, 313 college females completed the PAAFS in the laboratory based on an instructional content designed to induce processing bias. Preliminary evidence indicates that the PAAFS appears to be sensitive to instructional set manipulations and dispositional level of body dissatisfaction.  相似文献   
175.
Knowledge and understanding about the impact of cumulative adverse experiences on the health and wellbeing of children, adolescents, and adults has rapidly expanded over the past 30 years. Despite the invaluable attention and support this proliferation has drawn to the importance of early childhood experiences, we believe that it is time to move beyond broad indices of risk and toward more specific and individualized understanding of how risk exposures are linked to clinical outcomes in young children. Within infant and early childhood mental health, there is a need for greater specificity in linking adverse caregiving experiences in early life to psychopathology in children. We highlight a framework distinguishing experiences of trauma from experiences of deprivation and use the examples of posttraumatic stress disorder and reactive attachment disorder to demonstrate how greater specificity in our understanding of early adverse caregiving can lead to more accurate and targeted diagnosis and treatment for young children. Both researchers and clinicians benefit from an approach to gain a greater appreciation of the links between specific types of experiences and outcomes in the children that we serve.  相似文献   
176.
Patterning, or the ability to understand patterns, is a skill commonly taught to young children as part of school mathematics curricula. It seems likely that some aspects of executive function, such as cognitive flexibility, inhibition, and working memory, may be expressed in the patterning abilities of children. The primary objective of the present study was to examine the relationship between patterning and executive functioning for first grade children. In addition, the relations between patterning, executive functioning, mathematics, and reading were examined. The results showed that patterning was significantly related to cognitive flexibility and working memory, but not to inhibition. Patterning, cognitive flexibility, and working memory were significantly related to mathematical skills. Only patterning and working memory were significantly related to reading. Regression analyses and structural equation modeling both showed that patterning had effects on both reading and mathematics measures, and that the effects of cognitive flexibility were entirely mediated by patterning. Working memory had independent effects on reading and mathematics, and also effects moderated by patterning. In sum, these findings suggest that cognitive flexibility and working memory are related to patterning and express their effects on reading and mathematics in whole or in part through patterning.  相似文献   
177.
ObjectivesThe purposes of this study were to (a) explore experiences of adversity and (b) to examine perceptions of growth following adversity among elite female athletes.MethodsSemi-structured interviews were conducted with five elite female athletes (ages 18–23 years) who competed internationally in track and field, swimming, long-distance running, and basketball. Interviews were analyzed using an interpretative phenomenological approach (Smith, Flowers, & Larkin, 2009).ResultsIncidents of performance slumps, coach conflicts, bullying, eating disorders, sexual abuse, and injuries were reported. The shared ‘essential’ features of participants’ experiences of adversity were isolation/withdrawal, emotional disruption, questioning identity as an athlete, and understanding experiences within a context of perceived expectations. It appeared that as participants sought and found meaning in their experiences, they identified opportunities for growth associated with social support and also as they realized the role of sport in their lives. Aspects of growth include realizing strength, gaining perspective of their problems, and gaining a desire to help others. Athletes’ experiences with adversity were seen as part of an ongoing journey through elite sport.ConclusionsAthletes’ experiences of adversity may have initiated a process of questioning their identities and searching for meaning in their experiences. Findings highlighted the complexity associated with social support and athletes’ growth following adversity. Growth following adversity appears to be a valuable area of research among elite athletes.  相似文献   
178.
The ability to remember visual stimuli over a short delay period is limited by the small capacity of visual working memory (VWM). Here the authors investigate the role of learning in enhancing VWM. Participants saw 2 spatial arrays separated by a 1-s interval. The 2 arrays were identical except for 1 location. Participants had to detect the difference. Unknown to the participants, some spatial arrays would repeat once every dozen trials or so for up to 32 repetitions. Spatial VWM performance increased significantly when the same location changed across display repetitions, but not at all when different locations changed from one display repetition to another. The authors suggest that a major role of learning in VWM is to mediate which information gets retained, rather than to directly increase VWM capacity.  相似文献   
179.
Recent research in social psychology suggests that many beliefs are formed as a result of implicit biases in favour of members of certain groups and against members of other groups. This article argues that beliefs of this sort present a counterexample to accessibilism in epistemology because the position cannot account for how the epistemic status of a belief that is the result of an implicit bias can differ from that of a counterpart belief that is the result of an unbiased response to the available evidence.  相似文献   
180.
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