vs                KEK2011   6   19
2011   6   19
β                γ       m2011   6   19
β   γ                •γ                        (                                              β                •β         ...
γ                    2010KEK                              β                              (β             γ                 ...
2011   6   19
GM2011   6   19
GM                •         :α β                      β                                          α                        ...
2011619                        β               γ                    γ       ALOKA                         DESCRIPTION     ...
•                  •         β                 γ                β γ                     γ                      β          ...
1/3                              (SW83A       REN200)                    (@_@)                                            ...
(CPM)   (Sv)2011   6   19
cpm                •                        γβ                    • CPM:                    • Gy(                  Sv     ...
γ                (                (La Br)                         Cs137                                    K40            ...
2011619               !"                      #!!"                                   $!!!"                                ...
γ                      γ           •                            Cs 134   CS 137           •              γ         Cs 137 ...
(CsI                DoseRAE 2                                   Dose RAE 2                                           +    ...
β                    Sv                    γ                    β                •                   Sv        γ β        ...
β                        Sv                    Sr 90 (β                                Inspector                          ...
β                                  β   Inspector    Gamma Scout   α2011   6   19
β       γ           •β           •γ                    β                        γ2011   6   19
2011   6   19
CPM                                                        BG(cpm                            cpm/μSv                Inspec...
•   BG   http://park30.wakwak.com/                                        2011/6/10                            120CPM= 1μS...
0.1μSv                        15cm    0.6μSv/h           30cm       0.2μ                0.2                               ...
•                                γ                    • ALOKA NaI          0                    • Inspector ......0.05μ Sv...
<:="/>,/<""2-7,?:"@00A&B:"9==="CD4>/E>-A"F&A"C(17+/"9GH:"I)(AJ",&/0()1$27&)"71"&)%J"(FF(,27L("2-A&+-"2-(                  ...
•                   >0.2                • β                •               β                •                •            ...
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理想のガイガーカウンター vs 私のガイガーカウンター

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理想のガイガーカウンター vs 私のガイガーカウンター

  1. 1. vs KEK2011 6 19
  2. 2. 2011 6 19
  3. 3. β γ m2011 6 19
  4. 4. β γ •γ ( β •β . •β γ →β /γ2011 6 19
  5. 5. γ 2010KEK β (β γ γ 1mm γ2011 6 19
  6. 6. 2011 6 19
  7. 7. GM2011 6 19
  8. 8. GM • :α β β α β • γ γ β γ β γ2011 6 19
  9. 9. 2011619 β γ γ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cm Illustration 1 (end window N]]^] 34$]<F$AG<FHA 54>?@_$&$9(/&98 HUU_H<_DEFGH$QAG!>Y >HE<! `G3Y! D<3]$QAG!>Y$54>?@_$R?C R?SC$R?SSC$R?SSS8 4]!] Y]DF^YH<] Monitor 4 F]!]>!H 5+(/#9.778 D<F$^E`Q] HE!^E! ND!!]a FHH HB)(&.7$EQN 30 OPERATION ?;$N#2&*#$)6*(-$&$1&6*$(+)*6%#)C$(+).77$.$O$I&7)$.7M.7(#$0.))#*1;$G2$.$0.))#*1$(+$.7*#./1$(+).77#/C$)6*$)"#$( +)*6%#) &$./$+9():"$)"#$*.-#$+9():"$)&$)"#$0.))#*1$B&+()(&$(/(:.)#/$01$)"#$0.))#*1$(:&$&$)"#$&P&22$+9():";$$N. ))#*1 :&/()(&$9(77$0#$(/(:.)#/$&$)"#$%#)#*; K;$Q#)$)"#$*.-#$+9():"$($)"#$R?$B&+()(&;$G2$)"#$%#)#
  10. 10. • • β γ β γ γ β β http:// www.utsunomia.com/y.utsunomia/ geiger.html2011 6 19
  11. 11. 1/3 (SW83A REN200) (@_@) REN200 → γ ?2011 6 19
  12. 12. (CPM) (Sv)2011 6 19
  13. 13. cpm • γβ • CPM: • Gy( Sv x • =Sv • (γ )x 137 γ Sv • γ • β Sv • β •2011 6 19
  14. 14. γ ( (La Br) Cs137 K40 Cs1342011 6 19
  15. 15. 2011619 !" #!!" $!!!" $#!!" %!!!" %#!!" &!!!" &#!!" !!!" !" #!!" ←212Pb 0.283MeV ←214Pb 0.295MeV ←214Pb 0.352MeV $!!!" 208Tl 0.583MeV ←e+ 134Cs 0.605MeV $#!!" ← 214Bi 0.609M 137 eV ← Cs 0.6 62MeV ←134Cs 0.796 MeV %!!!" ←228Ac 0.911 MeV ←228Ac 0.969 MeV %#!!" ←214Bi 1.120 MeV &!!!" ←214Bi 1.281 MeV γ &#!!" K40 ← 40K1.46MeV !!!"
  16. 16. γ γ • Cs 134 CS 137 • γ Cs 137 γ Sv CPM Sv=( x (CPM) • γ RAE2011 6 19
  17. 17. (CsI DoseRAE 2 Dose RAE 2 + Polimaster 1703M2011 6 19
  18. 18. β Sv γ β • Sv γ β β • γ β γ • β2011 6 19
  19. 19. β Sv Sr 90 (β Inspector β 2.7μSv/h ALOKA TGS 121 PM1207 0.65μSv/h γ 0.09μSv/h Gamma Scout2011 6 19
  20. 20. β β Inspector Gamma Scout α2011 6 19
  21. 21. β γ •β •γ β γ2011 6 19
  22. 22. 2011 6 19
  23. 23. CPM BG(cpm cpm/μSv Inspector 334 γ 0.01MeV 10 β 0.05MeV Monitor4 100 5-25 γ 0.01MeV β 0.2MeV Gamma Scout 142 <10 γ 0.03MV β 0.2MeV γ 108 10-14 0.02MeV ( BG ) 0.12011 6 19
  24. 24. • BG http://park30.wakwak.com/ 2011/6/10 120CPM= 1μSv2011 6 19
  25. 25. 0.1μSv 15cm 0.6μSv/h 30cm 0.2μ 0.2 60cm 0.1μ 0.1 0.142011 6 19
  26. 26. • γ • ALOKA NaI 0 • Inspector ......0.05μ Sv • RADEX,MKS-05 ....0.04μSv • RADEX (SMB-20) 60CPM 10~20)2011 6 19
  27. 27. <:="/>,/<""2-7,?:"@00A&B:"9==="CD4>/E>-A"F&A"C(17+/"9GH:"I)(AJ",&/0()1$27&)"71"&)%J"(FF(,27L("2-A&+-"2-( 17.(8$%%"&F"2-("34"MA(F(A"7%%+12A$27&)"9N: MONITOR 4 Energy Sensitivity: O(2(,21"$%0-$".&8)"2&"<:;"4(PQ"2J07,$%".(2(,27&)"(FF7,7(),J"$2"G:R"4(P"71"A($2(A"2-$)"S=T:"" O(2(,21"5(2$"$2";="?(P"872-"2J07,$%"G;T".(2(,27&)"(FF7,7(),J:"" γ O(2(,21"5(2$"$2"9;="?(P"872-"2J07,$"H;T".(2(,27&)"(FF7,7(),J:"" O(2(,21"$//$"$)."B!A$J1".&8)"2&"9="?(P"2J07,$% 2-A&+-"2-("87).&8K"U="?(P"/7)7/+/""2-A&+-"2-( Graph 1 ,$1(:"M3E@D#"9N:"V&A/$%"5$,?A&+)."71";!<="CD4:" • γ MONITOR 4EC Energy Sensitivity: γ 6-("()(AJ"A(10&)1("2&"$//$"2-A&+-"2-(".(2(,2&A 17.(8$%%"71"F%$2"2&"872-7)"WR9T"&A"!<RT"&L(A"2-("A$)("&F U="?(P"2&"9=="?(PK"$)."872-7)"WG;T"&A"!9HT"&L(A"2-( • ALOKA NaI A$)("&F"9=="?(P"2&"!"9:G"4(P"MA(F(A(),(.""2&"C1!9GHN:" O(2(,21"$%0-$".&8)"2&"<:;"4(PQ"2J07,$%".(2(,27&) (FF7,7(),J"$2"G:R"4(P"71"A($2(A"2-$)"S=T:"" O(2(,21"5(2$"$2";="?(P"872-"2J07,$%"G;T".(2(,27&) (FF7,7(),J:"" • γ O(2(,21"5(2$"$2"9;="?(P"872-"2J07,$%"H;T".(2(,27&) (FF7,7(),J:" Sv γ O(2(,21"$//$"$)."B!A$J1".&8)"2&"9="?(P"2J07,$%"2-A&+-"2-("87).&8"M)&)!,&/0()1$2(.NK"U="?(P"2-A&+-"2-("17.(8$%%: V&A/$%"5$,?A&+)."71"$00A&B:";!<="CD4: Polimaster PM1703 Operating Range- Monitor 4 and Monitor 4EC: NaI =!;="/E>-A"$)."=!;=K==="CD4K"&A"=!;=="!XL>-A"$)."=!;="/E>-A 0.10 0.22 0.60 Range Switch for the Monitor 4, Monitor 4EC: CsI(Polimaster PM1703 ) A Y9K"Y9=K"Y9==:""E(F(A"2&",&//&)"10(,7F7,$27&)1"F&A"/&A(".(2$7%1 0.14 0.24 0.62 B 0.13 0.24 0.552011 6 19
  28. 28. • >0.2 • β • β • • • • [ ]2011 6 19

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