نتایج جستجو برای: zener diode

تعداد نتایج: 21983  

Journal: :Communications in Mathematical Physics 2011

Journal: :journal of lasers in medical sciences 0
amir reza heshmat mohajer private practice jalil modaresi department of endodontics,shahid sadoughi university of medical science,yazd,iran reza molla assistant professor,department of periodentolgy,shahid sadoughi university of medical science,yazd,iran maryam ahmadi 4. resident , department of endodontics, sahid sadoughi university of medical sciences, yazd, iran faramarz rostami department of endodontics,shahid sadoughi university of medical science,yazd,iran dentist

introduction: thermal changes in laser assisted root canal therapy with the use of diode laser can predispose tooth structure to the fracture. this study evaluated the changes in flexural strength of dentin blocks after diode laser irradiations (810 nm). methods: a total of 60 dentinal blocks were prepared from freshly extracted teeth in three different thicknesses (300, 500 and 1000μm) and 20 ...

Journal: :Le Journal de Physique IV 1996

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید