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$i~IT~O DE FISICA E QUIMICA DE sAc CARLOS PEPARTAMEN'l'-(T''DETtSICA'E"- CI£NC~A.'DOS MATE"RI'A'I:&'~: Especttos de Energia de Feixe deEI~trons Terapiuticos: Corre'la~ a(? en trecParametrog.-~~,- Fisif.o'seQu~lidade. Tese apresentada ao Instituto de Fisica e Quimica de Sao CarIbs , Universidade de Sao Paulo, para a obtencao do titulo de Doutor ernCiincias "Fisica Aplicada" Sao Carlos Sac Paulo ~_._------ 1993 SERVICOOE B1BUoHe,," E I,~:·;;;;:AC::AO - \Fose] ftS1C' __ ----- '-------_._._.,',._--

PEPARTAMEN'l'-(T''DETtSICA'E- CI£NC~A.'DOS MATERI'A'I:&'~ · IAFAF s O^mhk \ · ^OZb]Z JhkfZe NN IAFAI N^`Dbh]^· ]h O^mhk NN IAFAM N^`bf^l ]^Rhh Hbok^ NN IAFAN IZmkbs ]h· NN IAI

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Page 1: PEPARTAMEN'l'-(T''DETtSICA'E- CI£NC~A.'DOS MATERI'A'I:&'~ · IAFAF s O^mhk \ · ^OZb]Z JhkfZe NN IAFAI N^`Dbh]^· ]h O^mhk NN IAFAM N^`bf^l ]^Rhh Hbok^ NN IAFAN IZmkbs ]h· NN IAI

$i~IT~O DE FISICA E QUIMICA DE sAc CARLOS

PEPARTAMEN'l'-(T''DETtSICA'E"- CI£NC~A.'DOS MATE"RI'A'I:&'~:

Especttos de Energia de FeixedeEI~trons Terapiuticos:Corre'la~a(? entrecParametrog.-~~,-Fisif.o'seQu~lidade.

Tese apresentada ao Instituto deFisica e Quimica de Sao CarIbs ,Universidade de Sao Paulo, paraa obtencao do titulo de DoutorernCiincias "Fisica Aplicada"

Sao Carlos Sac Paulo ~_._------

1993

SERVICOOE B1BUoHe,," E I,~:·;;;;:AC::AO - \Fose]ftS1C' __ -----'-------_._._.,',._--

Page 2: PEPARTAMEN'l'-(T''DETtSICA'E- CI£NC~A.'DOS MATERI'A'I:&'~ · IAFAF s O^mhk \ · ^OZb]Z JhkfZe NN IAFAI N^`Dbh]^· ]h O^mhk NN IAFAM N^`bf^l ]^Rhh Hbok^ NN IAFAN IZmkbs ]h· NN IAI

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Page 3: PEPARTAMEN'l'-(T''DETtSICA'E- CI£NC~A.'DOS MATERI'A'I:&'~ · IAFAF s O^mhk \ · ^OZb]Z JhkfZe NN IAFAI N^`Dbh]^· ]h O^mhk NN IAFAM N^`bf^l ]^Rhh Hbok^ NN IAFAN IZmkbs ]h· NN IAI

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Page 4: PEPARTAMEN'l'-(T''DETtSICA'E- CI£NC~A.'DOS MATERI'A'I:&'~ · IAFAF s O^mhk \ · ^OZb]Z JhkfZe NN IAFAI N^`Dbh]^· ]h O^mhk NN IAFAM N^`bf^l ]^Rhh Hbok^ NN IAFAN IZmkbs ]h· NN IAI

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Page 5: PEPARTAMEN'l'-(T''DETtSICA'E- CI£NC~A.'DOS MATERI'A'I:&'~ · IAFAF s O^mhk \ · ^OZb]Z JhkfZe NN IAFAI N^`Dbh]^· ]h O^mhk NN IAFAM N^`bf^l ]^Rhh Hbok^ NN IAFAN IZmkbs ]h· NN IAI

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Page 6: PEPARTAMEN'l'-(T''DETtSICA'E- CI£NC~A.'DOS MATERI'A'I:&'~ · IAFAF s O^mhk \ · ^OZb]Z JhkfZe NN IAFAI N^`Dbh]^· ]h O^mhk NN IAFAM N^`bf^l ]^Rhh Hbok^ NN IAFAN IZmkbs ]h· NN IAI

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Page 7: PEPARTAMEN'l'-(T''DETtSICA'E- CI£NC~A.'DOS MATERI'A'I:&'~ · IAFAF s O^mhk \ · ^OZb]Z JhkfZe NN IAFAI N^`Dbh]^· ]h O^mhk NN IAFAM N^`bf^l ]^Rhh Hbok^ NN IAFAN IZmkbs ]h· NN IAI

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Page 8: PEPARTAMEN'l'-(T''DETtSICA'E- CI£NC~A.'DOS MATERI'A'I:&'~ · IAFAF s O^mhk \ · ^OZb]Z JhkfZe NN IAFAI N^`Dbh]^· ]h O^mhk NN IAFAM N^`bf^l ]^Rhh Hbok^ NN IAFAN IZmkbs ]h· NN IAI

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Page 9: PEPARTAMEN'l'-(T''DETtSICA'E- CI£NC~A.'DOS MATERI'A'I:&'~ · IAFAF s O^mhk \ · ^OZb]Z JhkfZe NN IAFAI N^`Dbh]^· ]h O^mhk NN IAFAM N^`bf^l ]^Rhh Hbok^ NN IAFAN IZmkbs ]h· NN IAI

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Page 11: PEPARTAMEN'l'-(T''DETtSICA'E- CI£NC~A.'DOS MATERI'A'I:&'~ · IAFAF s O^mhk \ · ^OZb]Z JhkfZe NN IAFAI N^`Dbh]^· ]h O^mhk NN IAFAM N^`bf^l ]^Rhh Hbok^ NN IAFAN IZmkbs ]h· NN IAI

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Page 12: PEPARTAMEN'l'-(T''DETtSICA'E- CI£NC~A.'DOS MATERI'A'I:&'~ · IAFAF s O^mhk \ · ^OZb]Z JhkfZe NN IAFAI N^`Dbh]^· ]h O^mhk NN IAFAM N^`bf^l ]^Rhh Hbok^ NN IAFAN IZmkbs ]h· NN IAI

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Page 14: PEPARTAMEN'l'-(T''DETtSICA'E- CI£NC~A.'DOS MATERI'A'I:&'~ · IAFAF s O^mhk \ · ^OZb]Z JhkfZe NN IAFAI N^`Dbh]^· ]h O^mhk NN IAFAM N^`bf^l ]^Rhh Hbok^ NN IAFAN IZmkbs ]h· NN IAI

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Page 15: PEPARTAMEN'l'-(T''DETtSICA'E- CI£NC~A.'DOS MATERI'A'I:&'~ · IAFAF s O^mhk \ · ^OZb]Z JhkfZe NN IAFAI N^`Dbh]^· ]h O^mhk NN IAFAM N^`bf^l ]^Rhh Hbok^ NN IAFAN IZmkbs ]h· NN IAI

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EE?oMJRI:? F?G? ,DSMS-T"n\akhfZmb\ o^Zf OZgleZmbhg Nrlm^f _hk Gbg^Zk n\\^e^kZmhkl":

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FF?CNHnI? B? ,DSON-T"shl^ sblmkb[nbmbhg h_ Oa^kZi^nmb\ £e^\mkhg o^Zfl Zg] nnmhfZmbhg

h_ Ok^Zmf^gm KeZggbg`"? eH^] ??O: DIF?

FI? o£MB£M: HE? Zg] N£GOU£M: N?H? ,DSOR-T"Oa^ Dg_en^g\^ h_ N\Zmm^kbg` ·hbel hg

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NmZg]Zk]Z: RZlabg`mhg: s?r?-?

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FS? NCDB£HnONP: T? Zg] CZrZfb: n? ,DSNS-T" £e^\mkhg Oa^kZir pabm Z N H^Q Gbg^Zkn\\^e^kZmhk"? NmkZae^gma^kZib^: DFRNIM?

IC? oMnCH£: n?: Zg] NQ£INNJI: C? ,DSON-T"Ni^\b_b\Zmbhg h_ £e^\mkhg o^Zf LnZebmr_khf ma^ r^gmkZe;nqbl s^ima n[lhk[^];shl^ sblmkb[nmbhg"?H^]? Karl??E?: SM?

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IF? FJNGJQ: n? K? Zg] NCDNCJQ:Q? n? ,DSON-T·hkgbg` h_ £e^\mkhg o^Zfl _khf Zo^mkZmhg [r ·hbe N\Zmm^k^gl"?n\mZ MZ]bh~?Oa^k?Karl?obhD?:MBISF?

oMnCH£: n? ,DSOO-T"£e^\mkhg OkZglihkm Ka^ghf^gZ Zg] n[lhk[^] shl^ sblmkb[nmnbhglbg Oa^kZi^nmb\ £e^\mkhg o^Zfl"? i? DSRbg "ohhd h_ n[lmkZ\ml h_ SDQDgm^kgZmbhgZerhg`k^ll h_ MZ]bheh`r"?

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IN? oEnMIBnMs: o?£?\ KDJIO£F: M?R? Zg] NQ£INNJI:B?F? ,DSON-T" £e^\mkhgN\Zmm^kbg` Zg] rheebfZmbhg Nrlm^f_hk Z DEH^Q Gbg^Zkn\\^eZkZmhk"? H^]? Karl?:F : DMF?

IO? noJP;HnIsJIQ: H? Zg] CnMs£M: s? ,DSOR-T"Nrlm^fZmb\ JimbfbsZmbhg h_ ma^shn[e^;N\Zmm^k^k Nrlm^f·hk £e^\mkhf o^Zf ·b^D];·eZm^kkbg`"?NmkZab^gma^kZib^: DMI:FER?

IR? GnIsnP?G? ,DSII-T "Jg ma^ £g^k`r Ghll h_ ·Zlm KZkmmb\e^l [r DhgbsZmbhg"?E?Karl?PNNM: R:ECD?

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MD?£Q£MGTI: ·?\ FJIDIB: G?n? Zg] HnOOnIrC: e£? ,DSNC-T"nmhfb\ HZll^l h_In\e^b]^l _hk n OC"?In\e?Karl??DMFIE?

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MI?G£s£M£: r?H? ^ NCDMG£T:TN? ,DSOR-T"OZ[e^l h_Dlhmhi^l"?-IDRbe^r Zg] Nhgl:Dg\I?T?-?

MM?o£Is£G: R?G?\ Hr£GCDII£G: ID Zg] OJoDI: M?n? ,DSMR-T "Kahmhg^nmkhg

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MN?B£GG£M: F? I??\ CnGK£MI: ID Zg] HPDMC£ns: £?B? ,DSNC-T"Kahmhg^nmkhgM^Z\mhglT DEr: DII: DNCZg] DS· g^Zkmabk^lahe]"? Karl?M^o?DDS:ODN??

MO?GnPUG ??GC? ,DSNS-T"HZ`g^mb\ Zg] Oabk^lahe] O^\agbjn^ _hk £g^k`r rZeb[kZmbhg h_Cb`a £g^k`r MZ]bZmbhgl"?ngg?I?T?n\Z]? N\b??DND:DCD?

MR?NQ£INNJI:C?Zg] C£OODIB£M: B? ,DSOD-T"shlbf^mkb\ H^Zlnk^f^gml Zm Ihk]b\H^]b\Ze n\\^e^kZmhkl? KZkm^ D?raZkZ\m^kblmb\l h_ ma^ MZ]bZmbhg o^Zf"? n\mZ MZ]bhe? Oa^k?Karl?obhD?"FNS

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NC? NQ£INNJI: C? ,DSOC-T"shlbf^mkb\ H^Zlnk^f^gml Zm ma^ Ihk]b\ H^]b\Zen\\^e^kZmhkl? KZkm DD?n[lhk[^] shl^ H^Zlnk^f^gml"? ,MZ]? Karl? s^im? Pgbo? Pf^Z?Np^]^g-?

ND?·MnIF: D?H?Zg] OnHH: D?,DSFO-T"rha^k^gm Qblb[e^ MZ]bZmbhg h_ ·Zlm £e^\mkhglKZllbg`Okhn`a HZmm^k"? rhfim? M^g]?n\Z]? N\b?:F: DCS?

NE?GD£N£I:C? Zg] KJGDGDO:R? ,DSOR-T"n Nbfie^H^mah] h_ £g^k`r s^m^kfbgZmbhg _hk£e^\mkhg n\\^e^kZmhk] nl^] bg H^]b\bg^"? i? ESDIZmbhgZe Zg] Dgm^kgZmbhgZeNmZg]Zk]bsmbhgh_ MZ]bZmbhg shlbf^mkr: QD?DD:Dn£n Kn[eb\Zmbhg NOD,KPo- IOD ,Dgm^kgZmbhgZe nmhfb\£g^k`r `^g\r: Qb^ggZ-?

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NI? oM£Q£M: C?\ CnMs£M: s? Zg] KJGDGDO:R? ,DSMR-T"Unk £g^k`b^; M^b\ap^bm^;

o^sb^eng` _nk fhgh^g^k`^mbl\a^ N\ag^ee^ £e^dmkhg"?U? IZmnk_hkl\a?: DFZ:MNO?

NM?KJGDGDO:R? ,DSNM-?"shlbf^mkb\ snk o^mZmkhgma^kZib^ ,B^hk`? Oab^gf^ Q^keZ`:

Nmnmm`Zkm-?

NN? HnMFPN? o? ,DSND-T "£g^k`b^[^lmbffng` N\g^ee^k £e^d_khg^g Znl

Ob^_^g]hllbldnko^g"? NmkZama^kZib^: DDN:ERC?

NO?IPNN£: H? ,DSNS-T"·Z\mhkl Z__^\mbg` ma^ ^g^k`r;kZg`^ k^eZmbhg h_ ·Zlm £e^\mkhgl bgnenfbgbnf"? Karl?H^]? obhD?:DI:FDM?

NR?CnMs£M: s? nIs l\anes: J-K- ,DSOE-T"Nhf^ I^p Karlb\Ze sZmZ _hk £e^\mkhg o^Zf

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MZ]bheh`r ,£q\^kimZ H^]b\Z: nflm^k]Zf-?

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HZm^kb^l\ab\am^g"? Oa^lbl: Pgbo^klbmr h_ Rbbks[nk`: B^kfZgr?

OC? NrMns ,DSNN-? ,Oa^ ln[;rhffbmm^^ hg MZ]bZmbhg shlbf^mkr h_ ma^ nf^kb\Zg

nllh\bZmbhg h_ Karlb\blml bg H^]b\bg^-T "Kkhmh\he _hk shlbf^mkr h_ Cb`a £g^k`r £e\mkhgl"?Karl?H^]? obhD??DDMCM?

OD? sDI ,DSON-? s^nml\a^l Dgmbmnm _nk Ihkfng`T "Febgbl\a^ shlbf^mkb^: sDI NRCS:,s^nml\a^l Dglmbmnm _nk Ihkfng`: o^kebg-?

OE? InrK ,DSRC-? M^\hff^g]Zmbhg h_ ma^ Ihk]b\ nllh\bZmbhg h_ rebgb\Ze Karlb\lT

"Kkh\^]nk^l bg £qm^kgZe MZ]bZmbhg Oa^kZir o^mp^^g DZg] MCH^Q? n\mZ MZ]bhe? Jg\heh`r:DS:MM?

OF?FnOU: G? Zg] K£M· JGs: n? N?,DSME-T"MZg`^;£g^k`r M^eZmbhgl _hk £e^\mkhgl Zg] ma^

s^m^kfbgZmbhl h_ o^mZ; MZr £g]ihbgm £g^k`b^l [r n[lhkimbhg? M^o? H^]? Karl?: EI: ER?

OI? CnMs£M: ]? ,DSOC-T"Nhf^ B^g^kZe M^lneml _khf ma^ mkZglihkmma^hkrh_ ^e^\mkhgZ[lhkimbhg?" iZ`? MNO]h "Kkh\^^]bg`l h_ ma^ N^\hg] Nrfihlbnf hg Hb\kh]hlbf^mkr"?M^ihkm gCIIME:£[^km: C? B? £]? ,rhffbllbhg h_ ma^ £nkhi^Zg rhffngbmb^l: oknll^el-?

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OM?HnOON NJI: J?G?\ EJCnINNJI: F?n?\ NQ£INNJI: C? ,DSRD-?n\mZ MZ]bheh`b\Z

Jg\heh`r: oEC: ·Zl\?N: FCMT"s^m^\mhkl Zg] H^mah]l _hk ma^ s^m^kfbgZmbhg h_ n[lhko^]

shl^ bg £e^\mkhg o^Zfl h_ £g^k`b^l o^mp^^g Z Zg] MCH^Q"?

ON?Ihk]b\ nllh\bZmbhg h_ rebgb\Ze Karlb\l ,InrK-: ,DSRD-?Nnie^f^gmh ]h InrK ,k^_ OE-?

n\mZ MZ]bhe? Jg\heh`r: oEC ,·Zl\? N-: ICE?

OO?o£MB£M? HE? ^ N£GOU£M: N?H? ,DSNS-T"LnZebmr h_ MZ]bZmbhg bg RZm^k H^]bnf

DkkZ]bZm^] Cb`a;£[^k`r £e^\mkhg o^Zfl"? i? DEObg ohhd h_ n[lmkZ\ml h_ SDDDgm^kgZmbhgZe

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OS? ·M£To£MB£M: d? ,DSNI-T "Jkmeb\a^ Q^km^beng` ]^k £g^k`b^]hlbl [^bf snk\a`Zg`N\ag^eD^k £e^dmkhg^g ]nk\a]b\dl HZm^kb^l\ab\am^g Oa^lbl: Pgbo^klbmr h_ RJks[nk`:

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RI? CnMs£M: s? ,DSNM- hg "obhiarlb\Ze nli^\ml h_ MZ]bZmbhg LnZebmr"Dn£n O^\agb\Ze

M^ihkm:v DIC:Qb^gZ?

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RN?HnMOJI: G?\HnMOJI: r?\ CnGG: R?B? ,DSMN-T"£e^\mkhg Karlb\l OZ[e^l": IoNrbk\neZk MOD:RZlabg`mhg: s?r?

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