in this research, attention is focused on the resistantance of packages containing silver nanoparticles to gases such as oxygen as well as to the antimicrobial property of these packages. the effect of these packages on increasing quality and shelf time of the barberry was investigated in comparison with the current polyethylene packages. to do this, different microbial factors and the color of...

In this research, the factors affectinguniversity employees’ motivation and productivity are identified and classified in seven groups; the impact of each motivation factor on the productivity is presented by ANP fuzzy model.Eight universities in Iran were analyzed in this research work. The aim of this study is to explore the productivity of employees. This paper attempts to give new insights ...

Some new constructions of parallelisms in PG(3, q) are given that produce parallelisms consisting of one Desarguesian spread and q + q derived Knuth semifield spreads and other types consisting of one Knuth semifield spread, one Hall spread and the remaining spreads are derived Knuth semifield spreads.

Introduction: Natural rewards are essential for survival. However, drug-seeking behaviors can be maladaptive and endanger survival. The present study was conducted to enhance our understanding of how animals respond to food and morphine as natural and drug rewards, respectively, in a conditioned place preference (CPP) paradigm. Methods: We designed a protocol to induce food CPP and compare it ...

due to the importance of employee engagement in the last decade and the significant role which plays in concept of organizational efficiency, identifying the factors influencing this concept can help any organization to grow and improve and also maintain and guarantee the survival of organizations in today’s competitive conditions. one of the factors influencing this concept is organizational r...

Plagiarism is not a new phenomenon, but given the proliferation of easily accessible electronic resources in recent times, it has become so much easier for students to ‘cut and paste’ slabs of text. This can sometimes lead to assignments being submitted that are inadequately referenced or, worse still, assignments being submitted that are largely (or entirely) the work of someone else. This pap...