objective: the objective of this study was to investigate the invitro fluoride release of four new self-adhesive resin cements; set (sdi, australia), breeze (pentron, usa), embrace wetbond (pulpdent, usa), g-cem (gc, japan) and to assess the bonding performance of these self-adhesive resin cements for bonding of orthodontic brackets. materials and methods: for fluoride release experiment, six ...

The revolution is the broadest and fastest change in a society, which is both the result of change and a factor for subsequent changes; The present article with a comparative method and library tools; Aiming to make a comparative study of the approach of Shiite and Sunni Muslim thinkers towards the Islamic Revolution. Research findings show that in the minds of Sunni thinkers, the priority is t...

abstract this thesis includes five chapter : the first chapter assign to establish fuzzy mathematics requirement and introduction of liner programming in thesis. the second chapter we introduce a multilevel linear programming problems. the third chapter we proposed interactive fuzzy programming which consists of two phases , the study termination conditions of algorithm we show a satisfac...

Nation (Ummah) imprecation Hadith belongs to Ashrat al-saah in which the imprecation of the early Islamic nations by the next generations is considered to be one of the causes of Muslims’ Involvement in the last time. The mentioned hadiths that have Sunni narrators have often been transmitted by Shiykh Saduq and Shiykh Tusi. Similarity of the words and sanad of Nation imprecation Hadith i...

as polysemy is encountered frequently in english as foreign language. fl learners’ ability to disambiguate polysemous verbs becomes critical to their comprehension in the target language. this thesis, accordingly, investigated how iranian efl learners achieved comprehension of english polysemous verbs by using three different types of cues: (1) elaborated context, (2) semantic frames, and (...

abstract the present study tried to investigate the effect of visual aids (films) on the development of the speech act of disagreement among iranian efl intermediate learners. to this end, the researcher selected 40 homogeneous intermediate learners based on their scores on oxford placement test. .the subjects then divided into control group and experimental group. both classes were tested by ...