نتایج جستجو برای: p dodecylbenzenesulfonic acid

تعداد نتایج: 1923939  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1392

a novel acrylic acid-functionalized fe3o4 magnetic nanoparticle with a core-shell structure was developed for utilization as a heterogeneous organosuperacid in chemical transformations. the structural, surface, and magnetic characteristics of the nanosized catalyst were investigated by various techniques such as transmission electron microscopy (tem), thermogravimetric analysis (tga), and ft-ir...

Journal: :journal of dental school, shahid beheshti university of medical sciences 0
a nozari dept. of pediatric dentistry, dental school, shiraz university of medical sciences, shiraz, iran. a rahmati dept. of endodontics, dental school, shahid beheshti university of medical sciences, tehran, iran. z shamsaei a pour hashemi dept. of restorative dentistry, dental school, shahid beheshti university of medical sciences, tehran, iran. mk layeghnejad dept. of endodontics, dental school, shahid beheshti university of medical sciences, tehran, iran. s zamaheni dept. of endodontics, dental school, shahid beheshti university of medical sciences, tehran, iran.

objective: this study aimed to assess the destructive effects of citric acid, lactic acid and acetic acid produced from the fermentation of foods on primary teeth enamel.   methods: this in vitro, experimental study was conducted on 24 sound primary teeth. the teeth were polished with a fine abrasive paper under running water. tooth pieces measuring 3 × 4 × 3mm were cut out of the teeth and sto...

Journal: :The Journal of the Society of Chemical Industry, Japan 1967

Journal: :Bulletin of the Chemical Society of Japan 1979

Journal: :Journal of Biological Chemistry 1942

Journal: :Journal of the American Chemical Society 2014

Journal: :The Journal of the Society of Chemical Industry, Japan 1965

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