Displacement Investigation of Wheel and Rail in Tehran Subway System  [Pdf] 
Ziaedin Noori,Majid Shahravi and Mohsen Amraei, Iran University of Science and Technology, Tehran, Iran

A Review on Study of the Effect of in Cylinder air Swirl on Diesel Engine Performance and Emission  [Pdf] 
Santhosh Kumar.G¹, K.Hema Chandra Reddy², Ch.Rajesh¹ and G.Suresh Kumar¹, ¹IFHE University,India and ²JNT University,India.

Extremely Low Cost Scanning System for Free Form Surfaces  [Pdf] 
Ibrahim S. El-Deeb and Ezzat A. Showaib, Tanta University, Egypt

Performance Evaluation of a Medium Grade Low Heat Rejection Diesel Engine with Mohr Oil Based Bio-Diesel  [Pdf] 
T. Ratna Reddy¹ , M.V.S. Murali Krishna², Ch. Kesava Reddy³ and P.V.K.Murthy⁴, ^{1 , 3} Rayalaseema University, Andhra Pradesh, India, ² Chaitanya Bharathi Institute of Technology, Andhra Pradesh, India, ⁴ Vivekananda Institute of Science and Information Technology, Andhra Pradesh, India.