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28th International Congress of Psychology August 8 ... - U-netSURF

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1098.81 Affective priming: Effects <strong>of</strong> stimuli’s volumes and repetition, Jiuqing Cheng,<br />

Xiangping Gao, Shanghai Normal University, China<br />

The research tested affective primacy hypothesis through hearing. Chinese material was adopted<br />

as prime stimuli in present experiment and subjects were asked to make positive-negative ratings<br />

on unfamiliar French sentences in conditions where volumes were either beyond acoustic limen or<br />

under it. The results demonstrate that unconscious affective priming with volumes under limen<br />

emerges strongly while conscious affective priming is not obvious possibly because <strong>of</strong> instructions<br />

and guesses <strong>of</strong> subjects. We also find a trend that repetition <strong>of</strong> stimuli which are outside <strong>of</strong><br />

conscious awareness can cause more salient unconscious affective priming but this trend does not<br />

exist in conscious condition.<br />

1098.82 ERP research <strong>of</strong> unconscious perception, Yunfeng Li 1 , Haiyan Geng 2 , Silu Fan 3 ,<br />

Siyuan Hu 3 , 1 Purdue University, USA; 2 Peking University, Beijing, China; 3 Institute <strong>of</strong><br />

Biophysics, Chinese Academy <strong>of</strong> Sciences, Beijing, China<br />

We dissociated the conscious and unconscious perception according to the pattern <strong>of</strong> Stroop effect<br />

in each block and compared their ERP result. We found there is a significant difference on N120,<br />

which is mainly distributed on the parietal and frontal lobe <strong>of</strong> the brain. This indicated that maybe<br />

at the early stage (about 120ms after the stimulus), the difference between conscious and<br />

unconscious perception has come into being. We also observed the difference on P400, which is<br />

distributed on the parietal lobe. This difference probably reflects the different influence <strong>of</strong><br />

conscious and unconscious perception to the later cognitive process.<br />

1098.83 Research on representation mechanisms and age differences <strong>of</strong> implicit learning <strong>of</strong><br />

sequence knowledge, Ying Lin, Management School <strong>of</strong> Fudan University, China<br />

Representation mechanisms <strong>of</strong> implicit learning <strong>of</strong> sequence knowledge was discussed by testing<br />

the effects <strong>of</strong> aging in this article. 31 students in Grade Two <strong>of</strong> primary school, 70 sophomores,<br />

and 25 retired old persons were involved. Two results were obtained: (1) Both association<br />

mechanism and hierarchical encoding mechanism work in the implicit learning process <strong>of</strong><br />

sequence knowledge, and the latter plays more important role. (2) No significant difference <strong>of</strong><br />

implicit learning is found among the three groups <strong>of</strong> subjects in different ages, that supports the<br />

first result indirectly.<br />

1098.84 Effect <strong>of</strong> encoding-processes on subliminal priming in Chinese lexical judgment, Rende<br />

Shui, Yinli Liu, Zhejiang University, China<br />

Two experiments examined whether orthographical, semantic coding, or both, affects the<br />

subliminal priming in Chinese character judgment task. Each experiment contained two phases: in<br />

phase 1, subjects were required to judge whether briefly presented Chinese character (prime) is<br />

orthographically (or semantically, in another group) similar to the following showed Chinese<br />

character (target) (experiment 1), or is the same one (experiment 2); in phase 2, to judge whether<br />

the target is or not a Chinese character. The results showed that the subliminal priming is<br />

depended on the factors <strong>of</strong> encoding-process, prime-target relationship, and the level <strong>of</strong> activation.<br />

1098.85 Implicit learning in children’s drawing performance: Another evidence <strong>of</strong> its<br />

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