1Dental student, Harvard School of Dental Medicine, Boston, Massachusetts, 02115, USA. Harvard Catalyst, Laboratory for Innovative Translational Technologies, Harvard Medical School, Boston. [email protected] 2PhD, Director, Bio-Acoustic-MEM in Medicine Laboratory, Center for Biomedical Engineering, Assistant Professor, Department of Medicine, Brigham and Women’s Hospital, Ha...

statement of problem: low- fusing compound (type 1) is used for border molding and impressions. flow and reproducibility of surface detail are two important characteristics of these materials. there are no valid data available comparing domestic and imported brands. purpose: the purpose of this study was to evaluate these two properties of four different products including kerr (kerr manufactur...

different additives have been considered to improve stabilization of the engineering properties of fine-grained soil. the present study investigated the effect of the addition of sewage sludge ash on the compressive strength of clay soil at optimum moisture content and under saturated conditions. the four treatments tested were the addition of 0%, 5%, 10% and 15% sewage sludge ash to clayey soi...