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171.
Sex Roles - Although research on prejudice against gender and sexual minorities has been increasing in recent years, little attention has been paid to predictors for transprejudice and its...  相似文献   
172.
This study investigated gender differences in the relationship between creativity and academic achievement. A sample of 1082 primary students participated in this study in Beijing, China. Their age ranged between 8 and 15 years old (= 10.41, SD = 0.99). Students’ creativity was measured by the Chinese version of the Torrance Test of Creative Thinking Figural Form A, and academic achievement was based on students’ self-reported grades of last semester. Results revealed that there was a significantly positive relationship between creativity and academic achievement, ranging from = .07 to = .21. Gender differences regarding which aspects of creativity were related to academic achievement were also found. Plausible explanations and implications of the findings in creativity research and education are discussed.  相似文献   
173.
This paper traces an intricate path connecting racial fantasy, aesthetic judgment, and the larger cultural problem of inter-subjective recognition. In particular, the author examines the theme of fetishism, both sexual and racial, in a Western historical, colonial context, in order to unravel a set of disturbances that cohere around the racial fetish then and now. Taking the figure of an entertainment icon of the 1920s, Josephine Baker, as a case study, the author shows how the imagination of the colonizing white male was both articulated and disrupted by Baker as a ready-made representation of the cultural, racial, and sexual other.  相似文献   
174.
Mental timing studies may be influenced by powerful cognitive illusions that can produce an asymmetry in their rate of progress relative to neuronal timing studies. Both types of timing research are also governed by a temporal asymmetry, expressed by the fact that the direction of causation must follow time's arrow. Here we refresh our earlier suggestion that the temporal asymmetry offers promise as a means of timing mental activities. We update our earlier analysis of Libet's data within this framework. Then we consider the surprises which often occur on those rare occasions when neural timing experiments parallel mental timing work exactly. Together, these surprises and asymmetries prescribe a relentlessly meticulous and fully transparent exposition of timing methods, terms, and concepts which shuns plausible narratives, even when buttressed by rigorous formal models, unless guided by opposite empirical evidence.  相似文献   
175.
Akinbami LJ  Cheng TL  Kornfeld D 《Adolescence》2001,36(142):381-393
Comprehensive clinical programs for teenage mothers and their children, also known as teen-tot programs, have been a promising intervention to improve outcomes of teenage childbearing and parenting. However, much remains unknown regarding the efficacy of such programs. We reviewed four published evaluations of programs that provided medical care, counseling, contraception, guidance for parenting, and assistance with staying in school. The evaluations reported moderate success in preventing repeat pregnancies, helping teen mothers continue their education, and improving teen and infant health over 6 to 18 months. However, the evaluations had limitations that may have reduced or accentuated observed effectiveness. Teen-tot programs will continue to face the challenges of sustaining adequate long-term interventions and evaluations, and reducing the high attrition rate among program participants. It is concluded that increased support and funding for teen-tot programs and more complete evaluations are warranted.  相似文献   
176.
Chunking mechanisms in human learning   总被引:2,自引:0,他引:2  
Pioneering work in the 1940s and 1950s suggested that the concept of 'chunking' might be important in many processes of perception, learning and cognition in humans and animals. We summarize here the major sources of evidence for chunking mechanisms, and consider how such mechanisms have been implemented in computational models of the learning process. We distinguish two forms of chunking: the first deliberate, under strategic control, and goal-oriented; the second automatic, continuous, and linked to perceptual processes. Recent work with discrimination-network computational models of long- and short-term memory (EPAM/CHREST) has produced a diverse range of applications of perceptual chunking. We focus on recent successes in verbal learning, expert memory, language acquisition and learning multiple representations, to illustrate the implementation and use of chunking mechanisms within contemporary models of human learning.  相似文献   
177.
Involuntary shifts in attention to irrelevant stimuli were studied in elderly and young volunteers during a dichotic-listening task. Event-related potentials and behavioral measures were recorded. Volunteers heard pairs of tones presented with 2 different stimulus onset asynchronies (SOAs). To-be-ignored tones were presented to the left ear, followed by to-be-attended tones to the right ear. Left-ear tones were a frequent standard (700 Hz) and an infrequent small (650 Hz) and large (500 Hz) deviant. Right-ear tones (1500 Hz) were presented with 2 equiprobable intensities. Volunteers responded to the lower intensity stimulus. Behavioral performance was impaired at the short SOA when to-be-ignored large deviants preceded to-be-attended targets, but more so for the elderly volunteers. Large deviants also elicited the mismatch negativity (MMN) and P3a for both age groups. It was concluded that the more impaired behavioral performance observed for the elderly was due to greater sensitivity to output from the MMN system by a frontal lobe system responsible for the maintenance of attentional focus.  相似文献   
178.
This paper contains two studies which set out to examine to what extent attributional style (internal, stable, global) and personality traits predicted happiness and psychiatric symptoms in a normal, non-clinical, population of young people in their early twenties. Two hundred and three participants completed five questionnaires: the Attributional Style Questionnaire (ASQ) (version one & version two), Eysenck Personality Questionnaire, Oxford Happiness Inventory, and Langner 22-Item Measure. Sample 1 (n = 120) completed ASQ version one (in both positive and negative situations) and sample 2 (n = 83) completed ASQ version two (in expanded negative situations). Regressional analysis showed that ASQ (in both versions) was the significant predictor of happiness and mental health accounting for 20% to 38% of variances. The ASQ was significantly associated with extraversion and neuroticism. Further, with happiness and mental health as dependent variables and attributional style, personality traits, and demographic variables as independent variables respectively, extraversion and attributional stability (in positive situations) were the significant predictors of happiness accounting for 59% of the total variance whilst neuroticism and psychoticism were the significant predictors of mental health accounting for 53% of the total variance. The results indicated that optimistic attributional style in positive situations was a stronger predictor of self-reported happiness than mental health and pessimistic attributional style in negative situations was a predictor of both happiness and mental health. Extraverts tended to have optimistic explanatory style for positive outcomes whereas neurotics tended to have pessimistic explanatory style for negative outcomes.  相似文献   
179.
Two competing psychological approaches to causal learning make different predictions regarding what aspect of perceived causality is generalized across contexts. Two experiments tested these predictions. In one experiment, the task required a judgment regarding the existence of a simple causal relation; in the other, the task required a judgment regarding the existence of an interaction between a candidate cause and unobserved background causes. The task materials did not mention assessments of causal strength. Results indicate that causal power (Cartwright, 1989; Cheng, 1997) is the mental construct that people carry from one context to another.  相似文献   
180.
从中医学及其与热力学的关联分析角度来认识亚健康的现象和实质."整体观念,以平为期"是中医学与热力学共同的理论基础.亚健康是人体处于"无序"的熵增状态,亚健康的干预就是人体从外界吸收"负熵流",降低系统紊乱度,从而达到新的有序状态,恢复健康.亚健康状态可以用热力学基本状态函数刻画,运用中医学的思维模式和热力学的研究方法,可构建基于热力学的亚健康诊断方法,进而为亚健康研究提供一个新的视角.  相似文献   
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