This paper presents a complete behavioral PSpice model for IGBT transistor. A voltage dependent capacitance is modeled using a second order polynomial and “arctan” function. The simulation results for I-V static and transfer characteristics and their comparisons with datasheets are shown. The dynamic model verification is carried out using PSpice simulations and experimental measurements of the...

social phobia is one of the anxiety disorders. the people wit h social phobia fear social situations and they are afraid to meet and talk with others and try avoid social situations .social phobia influence on academic and occupational function. many researches have confirmed the effect of family therapy based on cognigive-behavioral approach on social phobia. the main purpose of the present re...

the purpose of this study was to develop an emotional intelligence training program and to evaluate its effectiveness on decreasing behavior problems of adolescents with emotional and behavioral problems that living in single-parent families. this program was offered through workshop which consisted of 10 sessions, two hours per session. the study utilized a quasi-experimental research method w...

background: based on researches done  in recent decades, there are several therapeutic approaches to increase self-esteem and achievement motivation of students. among these methods, we can refer to cognitive-behavioral therapy. the purpose of this research is assessment of effectiveness of cognitive-behavioral group training on self-esteem andachievement motivation of students. methods: the re...

background: topical anesthesia has been widely advocated as an important component of atraumatic administration of intraoral local anesthesia. the aim of this study was to use direct observation of children’s behavioral pain reactions during local anesthetic injection using cotton-roll vibration method compared with routine topical anesthesia. materials and methods: forty-eight children partici...

objective: standards of care and treatment of premenstrual syndrome (pms) vary. non-drug ‎psychosocial intervention therapy is recommended for women with any kind of ‎discomfort or distress caused by pms. the current study examined the effectiveness of ‎group cognitive-behavioral therapy on the symptoms of pms at a girls’ dormitory of ‎north khorasan university of medical sciences. method: in t...