Scientific extension
Monitoring the Quality of Water BodiesUsing Satellite and Aerialand satellite imagery Remote Sensing Imagery (Concepts, Methods and New Approaches)

Milad Janalipour; Hadiseh Babaei; Maryam Salavatifar; Nadia Abbaszadeh Tehrani

Volume 2, Issue 3 , November 2019, Pages 1-11

Abstract
  Undoubtedly water bodies are one of the important ecosystems in the world. Therefore, monitoring and protection of their health is one of the main priorities of the top natural resource managers of each country. The protection of the water bodies using conventional and traditional methods is a difficult ...  Read More

Scientific extension
Urban Growth Prediction using Sentinel Satellite Images by Neural Network Method

Sharif Akbari Poorsalimi; Maryam Nikfar

Volume 2, Issue 3 , November 2019, Pages 13-22

Abstract
  This research aimed to study urban growth modeling of Rasht city using remote sensing and neural network techniques. To this purpose, land use changes have been detected by analyses of Landsat and sentinel images. Due to improvement of spectral and spatial resolutions of sentinel images compared with ...  Read More

Research Article
Experimental Study of Drag Force Reduction in Flexible Structures

yaser jafari

Volume 2, Issue 3 , November 2019, Pages 23-29

Abstract
  In this paper, we study and introduce the drag force reduction in flexible structures. Firstly, a review of the inspiration of this phenomenon by nature is presented, and thenthe amount of drag force reduction in the flexible structure is measured experimentally. The obtained results show that this reduction ...  Read More

Scientific extension
An Investigation of Vertical Take-off and Landing Air Taxis with Electric and Hybrid Propulsion Systems

Amirhossein Edalatpour; Zoheir Saboohi; Fathollah Ommi

Volume 2, Issue 3 , November 2019, Pages 31-42

Abstract
  A prodigious revolution will be happened in urban public transportation in future years. This revolution will be along with entrance of air taxis and other flying vehicles. firstly, in this paper an introduction about obligation of using this system is presented. Most frequent designs for this air taxis ...  Read More

Scientific extension
Investigation and Comparison of MEMS-based Micro-propulsions for Small Satellites

Farkhondeh Saliminezhad; Hamed Sheikhbahaei; Saeed Hajialigol; Seyed Alireza Ghorashi

Volume 2, Issue 3 , November 2019, Pages 43-52

Abstract
   In this paper, MEMS-based micro-propulsions designed for small satellites are investigated and compared. Micro-propulsions based on this technology have many advantages over conventional systems, including small size, high integration, mass production, low power consumption and minimum cost. In ...  Read More

Scientific extension
Program for Development of Rockets and Space Probes

Ahmadreza Aliakbari

Volume 2, Issue 3 , November 2019, Pages 53-65

Abstract
  At the beginning of the 12th century, numerous attempts were made to build rockets; however, serious scientific activities began in the late nineteenth and early twentieth centuries. These activities eventually led to the construction of liquid fuel rockets in 1942. After the Second World War, most of ...  Read More