The ability to predict transmission loss or field strength distribution is crucial for determining coverage in planning personal communication systems. Previous transmission loss prediction methods have considered specular reflection and diffraction of electromagnetic waves by and over buildings between the base station and the mobile terminals. These phenomena are of great importance in urban ...

calligraphy, as a prominent art incorporated into persian and islamic architecture, supplys messages and brings beauty to the eyes of the beholder. the most important messages in architecture are directly expressed by inscriptions. different types of inscriptions are shaped in the form of mosaic works, multiple painted patterns, tiles, bricks or plaster techniques. although in qajar period trad...

in early islamic era, architecture in khorasan was followed the common features of early islamic architecture style; such as simplicity in construction and ornament. in the later periods, especially in seljuq dynasty, the application of brick, stucco, tiling and inscription had been used more in architectural ornament. then, in the short period under the khwarizmshahid dynasty in khorasan, two-...

the sepah-salar complex, including the mosque and the school, has a set of qajar era architectural art including tile-work, painting, inscription, stucco, woodwork and carpentry. the complex was made and endowed by hossein khan, known as sepah-salar (1241-1298 a.h/ 1825- 1882 a.d). he employed the best and the most famous artists and architectures of his era using his own asset. the inscription...

Meyerson phenomenon (MP) is characterized by a symmetrical area of erythema and scales encircling a central lesion, which is most commonly a banal melanocytic nevus. Herein, we describe an unusual case with MP representing an eczematized response to a melanoma in situ and review the literature covering this entity. A 56-year-old man presented with a 6-month history of a pruritic, pigmented lesi...