»فرهنگ پیشرو« در کالبد سیاست و شهر

پرسمان تبعی در گفتمان کالبد شهر و هویت (کالبد شهر تابع هویت یا هویت تابع کالبد شهر؟)

تحلیلی از تعامل فرهنگ و کالبد شهر(نمونه موردی: اصفهان- صفویه)

پرسمان تبعی در گفتمان کالبد شهر و هویت (کالبد شهر تابع هویت یا هویت تابع کالبد شهر؟)

Degenerate Four Wave Mixing in Photonic Crystal Fibers

In this study, Four Wave Mixing (FWM) characteristics in photonic crystal fibers are investigated. The effect of channel spacing, phase mismatching, and fiber length on FWM efficiency have been studied. The variation of idler frequency which obtained by this technique with pumping and signal wavelengths has been discussed. The effect of fiber dispersion has been taken into account; we obtain th...

تأثیر فرهنگ و اخلاق اسلامی بر مسکن و کالبد فضایی خانه‌ها (نمونه موردی: خانه‌های عصر قاجار در شهر اردبیل)

Man has always been from the beginning of creation, with the Elimination of the name of the shelter challenge was to hand. Humans have always had a place and environment need to protect themselves from the invaders and the conditions in the harbor. Early human, from the beginning, a kind of natural caves that meet this need, were chosen. With the passage of time and the more familiar with diffe...

تحلیلی از تعامل فرهنگ و کالبد شهر(نمونه موردی: اصفهان- صفویه)