Ammonium sulfate (AS) is of interest as an additive in stationary combustion plants for the simultaneous control NOx (through selective noncatalytic reduction, SNCR) and deposition corrosion sulfation alkali chlorides). The SNCR performance ammonium was evaluated through experiments a laboratory-scale flow reactor. Experiments with 5 10 wt % aqueous solutions, corresponding to AS/NO ratios abov...

many studies have been done on hybrid vehicles in the past few years. the full hybrid vehicles need a large number of batteries creating up to 300 (v) to meet the required voltage of electric motor. the size and weight of the batteries cause some problems. this research investigates the mild hybrid vehicle. this vehicle includes a small electric motor and a high power internal combustion engine...

background humerus supracondyllar fracture is one of the most common elbow injuries. choice of treatment depends on grading of the displacement. closed reduction and pinning is the preferred method of treatment. open reduction is indicated when we encounter neurovascular injury after closed reduction. one of the most important factors in the outcome of surgery is an appropriate approach that wo...

the Ottawa Hospital has introduced a dress code that will require staff to wear uniforms prescribed by their respective departments and functions. The Ontario-based hospital may be the first to issue a formal, publicized dress code in the country. Put into effect in March, the code requires staff to don their scrubs and lab coats whenever they enter the hospital, and take them off when they lea...

the present study attempted to discover the impact of reduction recasts on the improvement of the speaking ability and on the repaired grammatical uptake rates of iranian intermediate level efl learners. after administering a language proficiency test, 52 homogeneous students were randomly assigned to the experimental and control group. the comparison of the two groups on the speaking pretest c...