The major purpose of this research was to develop a theoretical model that would formulate Farhangian University's current curriculum in progress. This is a qualitative study that used grounded Theory technique based on Strauss and Corbin's systematic approach.  The statistical population of the study was all the primary agents participating in developing Farhangian University's curriculum, inc...

a simple, sensitive and selective method for solvent extraction and spectrophotemetric determination of lanthanum (ii) europium (iii), and cerium (iii) is described , the rare earth metals are extracted into chloroform solution of n-phenylbenzohydroxamic acid (pbha) at ph 9-10 various parameters are studied to optimize the extraction conditions. the molar absorptivity is found to increase from ...

this study investigated the functions, types and frequencies of code switching in the teachers and students discourse in elt classrooms. to this end, the participants of this study including two groups of teachers and students were selected. the first group of participants were two efl teachers teaching general english courses (at two different levels of proficiency) in an institutional program...

in this thesis our aim is to construct vector field in r3 for which the corresponding one-dimensional maps have certain discontinuities. two kinds of vector fields are considered, the first the lorenz vector field, and the second originally introced here. the latter have chaotic behavior and motivate a class of one-parameter families of maps which have positive lyapunov exponents for an open in...

Vitality and welfare can be considered as one of the strategic needs for long-term success of the organization. Accordingly, the present study was conducted with the aim of interpretive structural modeling of factors affecting organizational vitality in Yazd Gas Company. Statistical sample in the qualitative section, management experts including university professors, managers and experts of Ya...

Introduction: Health tourism is one of the most lucrative and competitive industries in the world and is a new field of tourism. The purpose of this study is to present a conceptual model of health tourism development on community welfare. Materials and Methods: This research is qualitatively exploratory. The study population included university professors and health tourism managers. Fifteen...

Nowadays, adolescent aggression is a concern for parents because it will lead to future social, psychological, behavioral and educational problems. In addition to genetic, family, economic and cultural factors, one of the factors contributing to aggressive behavior is environment. Due to the fact that school is the first place where adolescents socialize with their peers, the school environment...

Aim: The purpose of this study was to present a model to explain the evolution of Weness in couples. Method: Hence, based on the specific characteristics of Weness structure, qualitative research approach and grounded theory method was applied. The population of this study consisted of all couples living in Tehran who, according to their own statements, had a successful married life. The method...

this research concentrates on the lithostratigraphy, biostratigraphy, microfacies and sedimentary environment of the asmari and gachsaran formations at southwest firuzabad. the thickness of the studied section in all 608.95 meters that 220.8 meters belong to the asmari formation and 387.95 meters belong to the gachsaran formation (champe and mol members). in the study area, the asmari formation...