the purpose of this research was to determine the effect of life skills training schedule on self-esteem and academic self-efficacy of the one - grade high school male students. forty male students of one - grade high school from district of six in tehran city were chosen with the multi – stage random sampling. groups had been matched with a view to academic achievement and iq coefficient. they...

In 1970, the United States Drug Enforcement Administration passed Controlled Substances Act. This statute classified and banned a variety of drugs including psilocybin, psychoactive component found in Psilocybe Cubensis (also known as "Magic Mushrooms"). Though psilocybin was to possess many medical benefits cause no serious side effects, Act designated it one most dangerous drugs, earning Sche...

the issue of successful project management and control is of vital importance in today’s world. although the time and cost of any project is determined in advance, paying less attention to an appropriate control and revision will result in a small chance of reaching those goals. the earned value management method that shows deviation of projects schedules and costs is of the good method for thi...

Schedule management is the crucial capability for large-scale coal mining investors to successful finish the construction project, which could get by the accumulation of the long-time institutional executive force and ability training. By using factor analysis and validation analysis, extracted control factors of schedule management from data have been made in large coal mine construction compa...

normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 background: after conducting a study on shift work and its related health problems in a petrochemical company and recommending a new shift system, the company changed its shift schedule from 12-hour to 8-hour pattern. after a year of implementing this new system, the present study was carried out to evaluate the effects of...

A efficiency of intermodal freight trains can be significantly improved by minimizing the adjusted gap lengths between adjacent loads. This paper first develops a static model to optimize load placement on a sequence of intermodal trains that have scheduled departure times. This model applies when full information on all trains and loads is available. Then, we develop a dynamic model to account...

To satisfy the growing passenger transportation demands and improve the service quality in railway system, a more stable and robust timetable needs to be designed while considering highly utilized capacity. Acyclic timetable is extensively applied in large railway networks. In order to acquire the quality of timetable, analytical timetable stability analysis software PETER (Performance Evaluati...