Material Science Research India Volume 4 No. 2 Page No. 429-434 Dec 2007 Effect of many body interactions on cohesive energy of alkalihalides M. Imran Aziz* and Irfan Ahmed Department of Physics, Shibli National P.G. College, Azamgarh - 276 001 (India). Received on September 08, 2007 and accepted on November 03, 2007 pdfMachine A pdf writer that produces quality PDF files with ease! Produce quality PDF files in seconds and preserve the integrity of your original documents. Compatible across nearly all Windows platforms, if you can print from a windows application you can use pdfMachine. Get yours now!