نتایج جستجو برای: experimenter

تعداد نتایج: 2916  

2001
Nils Gustaf Dalén Robert N. Clark Aurel Boleslaw Stodola

The Nobel Foundation was established by the will of Alfred B. Nobel, engineer and chemist, who died in 1895. The will funded annual prizes to “those who shall have conferred the greatest benefit on mankind.” The prize in physics was to go to “the person who shall have made the most important discovery or invention.” In 1912 the Nobel Prize in Physics was awarded to Nils Gustaf Dalén, an enginee...

آیت الهی , سیدعلیرضا, رجایی فرد , عبدالرضا, محمدپوراصل , اصغر,

Background and purpose: Ëstimation of prevalence for the three stages of smoking in male students of grade-10 in Shiraz, Ïran. Materials and methods : This article is the first phse of a comprehnsive study related to adolescents smoking and predictors of transition in the stages.1132 male students of grade-10 were randomly selected from 20 high schools. Ëach student completed a self-admini...

2004
Kate Szymanski Stephen G. Harkins

Social loafing has been described as the phenomenon in which participants who work together generate less effort than do participants who work alone (e.g., Latane, Williams, & Harkins, 1979). Subsequent research (Harkins & Jackson, 1985; Williams, Harkins, & Latane, 1981) has shown that a particular aspect of this paradigm leads to the loafing effect. When participants "work together," their ou...

Journal: :Behavior Research Methods & Instrumentation 1974

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