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312 q cE^1l 6H =J €+. ol "fl ol= + ,t}e-l de-Jg =fla ?E}(Frenkel defect)ol+r +4. 13. (1) aBdH (edge dislocation) eBdgl (edge dislocation)E SdBJ Ae +"rl HI+ Eg 4"JgE 614 q Bg z) zl H Bol rr E ol q}+g oJ q HIE (extra harf plane) olell +trI. ol "J q qlE ol €zl 6I= E*ol eBg q}o} +g 4i) H HoJqr 6Iq aBdgzll ".J4. atsd9lg "Jq qlEol el+ql 9l= e+= t(r)q ets49, o}4+ql 91. a+= *(r)9 +BA94l oJ4. (2) +^Idq (ql^Jdq .screw dislocation) +^Idel (.Jtd9:screw dislocation)E ^l4lEI= Eaotg-E lqd6lE tflz} olsll? "J flzlEql E.J++. + e6Jdg +etr +d€oE'Jol,]]q 7ly +drilt4 Eli 6}tri. ol eElg +^Id94 +tr}. (3) +Etd I (mixed dislocation) 4l-E- eeql =Bol iJzlE 4+ etsd+le+ +^IdqE €4E +f+ a+q} 9.1= 4ol olqq. eeq o.Jol zla1]zlfl +Bdfle+ +^Idflzl g$tElle +El+= s-'J d9l (mixed dislocation)z| 91tr1. 14. A+44 +ql q= flzlz} il+B o-a r+Elq 9.lg ,rl flzlt]4ol .J4^.1 * olflzliglql s++4^J+ "J^J+4tol ^87)a dg +gg *q^Jql *egzlz| ul 74fl2}9 e+ql a'J€ oE r*gzl"J ol +AgzlE *,iflz}9 olzflE +g€+. oleZl 5.oJ ^J4= iEg E+l7l (Cottre[ atmosphere)z] +tr]. ol tE]]. qlHzlEql .r.l trdtr4zl 9t dgzl s4 ol4 6].H 4lzl;.1 =J rtrg Eqzl_a dglz} #4 olzl qq+ xlrlE qq 914.4+ a"J€ flxlE d+lel .Elql^.1 rB+ rJol dglqLi zlzl TtlalAl 9t d+1. r+6}21 6I. aBdgz} *dflz}9 EglTlql 9a]l "Ja trrlzI g"l *4 ol zl qBal €4. ole+ aol *eflzlel ql^JdgE ^JE4L*g ==. g s4(Cottrell effect)elr +u}. 15. aaq q+g oJol zlallzlfl =Bol gq+E^.1 d9l= =BE 9l= ol*+tr}. olag dqE =BSEol+ ++. d9l9 ^J+(climburg)3 ABdgel "l= =BEql .r.l 9l E= o}qlg €BESE_ old.alzl platlrJ d9l^Jr}g +4+ flzlE Eql lzl]E flzlz} 7I6Iq4A4 9l"lzl Aq 6IE €4. JilT) garlrlE flzl9 olF + +tol