D-branes on one-parameter Calabi-Yau spaces and two-parameter K3-fibered Calabi-Yau manifolds are analyzed from both the Gepner model point of view and the geometric perspective. We compute part of the spectrum of the boundary states and comment on the appearance of the D0-brane as well as on nonsupersymmetric large volume configurations becoming supersymmetric at the Gepner point. ∗Resarch sup...

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background and objectives:regarding the important role and position of journals in presentation of the most up-to-date scholarly information, the scientific and meticulous evaluation of such sources is very essential. te present research was carried out to determine the citation status in the articles of the journal of qom university of medical sciences. methods:this research, as a descriptive-...

Rural emergency nurses face unique obstacles to providing quality end-of-life (EOL) care. Stories provided by emergency nurses embody their most difficult EOL care obstacles. METHODS A questionnaire was sent to 53 rural hospitals. Respondents were asked to share stories that epitomized the obstacles faced while providing EOL care in the rural emergency setting. RESULTS The lack of an ideal ...

Background: There is a paucity of information about the oral pathology related articles published in a pathology journal. This study aimed to audit the oral pathology related articles published in Iranian Journal of Pathology (Iran J Pathol)from 2006 to 2015. Methods: Bibliometric analysis of issues of Iran J Pathol from 2006 to 2015 was perf...