‏‎‏‎utopia has, for four centuries, accompanied that hope of progress and that striving for betterment. it now straggles against a widespread sense that this has been an illusion, or an impossible dream. the utopian idea can never entirely disappear, but utopia as a form of the social imagination has clearly weakened. if it cannot instill its vision in the public consciousness, the consequences...

asymmetric polyethersulfone (pes) microfiltration flat sheet membranes were composed by the phase inversion method (pim) and were used as supports. composite membranes were fabricated by coating silicone rubber as selective layer. effect of different concentrations of pes and pdms and different solvent such as nmp, dmf and dms effects as pes solvents and support thickness and different coagulat...

Researchers and experts have employed various approaches in dealing with Islamic Architecture. Architects, scholars, designers, mystics and philosophers have interpreted this phenomenon in their particular ways over time. Some merely have considered historical descriptive methods as an outward expression. Sometimes these descriptions and analysis aim at definition of spaces and architectural el...

Identity crisis in today's architecture has become the concern of the scholars due to its compliance with modernity, inattention to humans' differences and variety in conditions and contexts for creating architecture works as well as its emphasis on the constant preset patterns. In such circumstances, "Iranian-Islamic architecture pattern" has been introduced by several scholars as a solution f...

a novel acrylic acid-functionalized fe3o4 magnetic nanoparticle with a core-shell structure was developed for utilization as a heterogeneous organosuperacid in chemical transformations. the structural, surface, and magnetic characteristics of the nanosized catalyst were investigated by various techniques such as transmission electron microscopy (tem), thermogravimetric analysis (tga), and ft-ir...

this study was designed to investigate the impacts of teachers self-disclosure on students foreign language classroom anxiety, attitude to english language learning and their achievement scores at the end of the term. there were 48 female learners of intermediate level. they were not randomly selected. there were one experimental group with 21 students and one control group with 27 students.the...

this thesis aims at putting together two of the vestest areas of study there is in humanities: bioethics and literature. the two novels in question, oryx and crake and the year of the flood, are considered as some of the most succssful examples of spculative fiction. in these novels the biological and environmental issues raised as looked at from a bioethics point of view.

The architectural form is affected by numerous factors including functional, economic, socio-cultural, climatic as well as structural requirements and stability. Among these factors, structure receives considerable attention as it has a critical role in generating form and its stability. Stability has always been an essential property of architectural forms, thus it is crucial to study structur...

The fourfold division archetype is one of the distinguishing characteristics of Iranian architecture and urbanism in the times prior to and after the Islamic periods. However, its philosophy of existence has so far remained obscure. Therefore, the subject matter in this paper will be searching for its origin as well as analyzing the dimensions of its design. Therefore, the objectives of this re...

Qaen Friday mosque besides the other Friday mosques represents the grandeur and glory of Iranian architecture in the Islamic period that in addition to being a religious and social center, is of great importance in terms of architectural features. The building of this mosque is considered as a one-iwan. The iwan of this building is built in 1368 AD /770 AH by J. ibn Qaren and the naves, arc...