000 01541cam a2200337 a 4500
003 EG-GiCUC
005 20250223030455.0
008 110927s2011 ua dh f m 000 0 eng d
040 _aEG-GiCUC
_beng
_cEG-GiCUC
041 0 _aeng
049 _aDeposite
097 _aM.Sc
099 _aCai01.12.20.M.Sc.2011.Na.R
100 0 _aNada Loutfy Abdelreheam Ali Moussa
245 1 0 _aRadon - 222 study in ceramics and indoor air /
_cNada Loutfy Abdelreheam Ali Moussa ; Supervised Maged Ali Fahmy Mahmoud , Lotfi Zaki Ismail
246 1 5 _aدراسة الرادون - 222 فى السيراميك وهواء الأماكن المغلقة
260 _aCairo :
_bNada Loutfy Abdelreheam Ali Moussa ,
_c2011
300 _a69 P. :
_bcharts , facsimiles ;
_c25cm
502 _aThesis (M.Sc.) - Cairo University - Faculty of Science - Department of Physics
520 _aA total 50 samples of 13 different ceramic tiles companies collected from the Egyptian market for the measurements of radon exhalation rate . Three homes include twenty rooms were selected . The period of the survey was in range 2- 3 months for homes for each season while it was about 15 days for ceramic tiles
530 _aIssued also as CD
653 4 _aExhalation rate
653 4 _aRadon - 222
653 4 _aTracks density
700 0 _aLotfi Zaki Ismail ,
_eSupervisor
700 0 _aMaged Ali Fahmy Mahmoud ,
_eSupervisor
856 _uhttp://172.23.153.220/th.pdf
905 _aFatma
_eCataloger
905 _aNazla
_eRevisor
942 _2ddc
_cTH
999 _c35437
_d35437