This computational fluid dynamic analysis attempts to simulate the incompressible steady fluid flow and heat transfer in a solar air channel with wall-mounted baffles. Two ꞌSꞌ-shaped baffles, having different orientations, i.e., ꞌSꞌ-upstream and ꞌSꞌ-downstream, were inserted into the channel and fixed to the top and bottom walls of the channel in a periodically staggered manner to develop vorti...

objective: health and medicare issue plays a vital role in socio-economic life of the people in any society. that is why most of the economic planners expect much more from public health sector, including creating jobs, revenues and healthy social opportunities in addition to basic health necessities. the main objective of the present study is to measure the level of development of different pr...

the present study aimed at validating the structure of career decision-making difficulties questionnaire (cddq).five hundred and eleven undergraduate students took part in this research; from these participants, 63 males and 200 females took part in the first study, and 63 males and 185 females completed the survey for the second study.the results of exploratory factor analysis (efa) indicated ...

background: the aim of this study was to investigate the psychometric properties of social capital questionnaire (scq) developed by onyx and bullen (2000) among a sample of medical science students in tehran university of medical sciences, iran and to compare the factor analysis with findings from two previous studies in australia and the united states. methods: multistage cluster sampling was ...

a valid questionnaire is a precursor to a sound measurement process. this study examined the psychometric properties of the persian version of the revised competitive state anxiety inventory – 2 (csai-2r). a total of 131 female taekwondo athletes (mean age =12.37 ± 2.52) from damghan completed csai-2r at competition venues. confirmatory factor analysis was used to analyze the structure of csai-...

resources’ scarcity, especially in developing countries, has caused allocation essentially among competing activities to create value. the importance of resource allocation would be more understood if we pay attention to growing complexity in societies and economic development problems they face. in the context of the national economic development literature, the notion of “key or critical sect...