q uality of working life (qowl) is the attitudes of employees towards their job, especially their work outcomes including job satisfaction, mental health, and safety which directly influence organizational outcomes. therefore, the aim of the present study was to evaluate train drivers' qowl and determine its influencing factors. in this descriptive-analytical and cross-sectional study, qowl was...

In recent years, need to increase the convenience of trips in railway vehicles causes that train operators and manufacturers focus on reducing the noise level which is sensed by passengers. In this paper, first the state of modeling acoustic noise in cab train is discussed and natural frequencies and acoustic mode shapes are derived and then formulation of acoustic pressure in the cab will be o...

background: more psychiatric visits, especially non-emergency ones, to emergency departments (eds) of general hospitals have been observed in recent years. the aim of this study was to determine the characteristics of psychiatric visits to the ed of rasoul-e-akram hospital, tehran, iran. methods: in this cross-sectional study, during a two-month period, all psychiatric presentations and consult...

Coherence is a fundamental tool in the analysis of neuronal data and for studying multiscale interactions of single and multiunit spikes with local field potentials. However, when the coherence is used to estimate rhythmic synchrony between spiking and any other time series, the magnitude of the coherence is dependent upon the spike rate. This property is not a statistical bias, but a feature o...

R ecently there’s been a push among some of our clients to start bringing 3d imaging systems in-house. In the majority of cases the client wants my company to provide some form of training to help them get off on the right foot. Although we are in the consulting business, training is a different animal. We’ve worked for years, continuously refining our processes and tools, investing in R&D and ...