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005 | 20250223030828.0 | ||
008 | 130427s2012 ua d f m 000 0 eng d | ||
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_aEG-GiCUC _beng _cEG-GiCUC |
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041 | 0 | _aeng | |
049 | _aDeposite | ||
097 | _aM.Sc | ||
099 | _aCai01.09.06.M.Sc.2012.Al.M | ||
100 | 0 | _aAlaa Fraeg Othman Hasanain | |
245 | 1 | 0 |
_aMechanical properties of orthodontic nickel-titanium open coil springs / _cAlaa Fraeg Othman Hasanain ; Supervised Ahmed Abdelsalam Eid , Fouad Aly Elsharaby |
246 | 1 | 5 | _aالخواص الحركية لزنبرك النيكل-تيتانيوم المستخدمه في تقويم الأسنان |
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_aCairo : _bAlaa Fraeg Othman Hasanain , _c2012 |
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_a89 Leaves : _bcharts ; _c30cm |
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502 | _aThesis (M.Sc.) - Cairo University - Faculty of Oral and Dental Medicine - Department of Orthodontics | ||
520 | _aThe aim of this study was to compare and quantify the mechanical properties of commercially available nickel-titanium open coil springs supplied by five different companies. Sixteen groups of springs, each comprised ten springs (totally 160 springs) from five manufactures were tested 4 times over a 4 week period. A universal testing machine was used to measure the force characteristics when the springs were compressed to half of their original length and then when gradually allowed to decompress | ||
530 | _aIssued also as CD | ||
653 | 4 | _aMechanical | |
653 | 4 | _aNickel-titanium | |
653 | 4 | _aOrthodontic | |
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_aAhmed Abdelsalam Eid , _eSupervisor |
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700 | 0 |
_aFouad Aly Elsharaby , _eSupervisor |
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856 | _uhttp://172.23.153.220/th.pdf | ||
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_aNazla _eRevisor |
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_aSamia _eCataloger |
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_2ddc _cTH |
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_c42793 _d42793 |