Mahsa Rastegari - Student of MSc Architecture in shahid rajaee teacher training university
Shahnaz Pournaseri - The professor of Architecture in shahid rajaee teacher training university

The effect of poetic qualities of light and its optical comfort in the building and also its characteristic for perception space is undeniable. Artificial lighting is one of the big consumption of energy and the quality and quantity of entrance daylight in a building depend on the internal and external elements of a building. Tehran city towers are one of the big consumption of electricity. In the meantime, towers are seeing in every street; hence, the right design of the deep layout plan and providing suitable light can have a good effect in a financial situation and health condition of residents. The atrium is a key component of a sustainable, environmental approach to architectural design. In this paper, the literature review about the architectural aspect in atrium building and the idol aspect derived. Changing the architectural aspect of atrium had a crucial effect on illuminance assessed by daylight autonomy and useful daylight illuminance and so on in simulation programs.

Atrium, Daylight, Sustainability, Architectural aspect