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" "#!# # ! &'(% !"#$%$&'()*i',-$ 5"#$$%&$'()'*)(+,$+-,$./&0(01)1+2$&3$3145146$+-,$.(/+1'),$14$+-,$14+,/7(),$*9,$:;"$<5"2>?"$$@&/$ (4$,4,/62$,16,49+(+,,$+-,$/,9*)+$19$ $ P!! "!"!! " " " # ! ! ! # " $ #" " " ! # !! " # $ %& ! $# y # $ $%& # y " # ! !! " $# '( " !$# " # ! # $%& # $#" ! $ #" " # ! $# # ! # $#! $ "!$# " $%& # y #y $# $ %& $## $ $%& "#$# $ !$#' % $%&#!$#" #$ '( " ( " #( % # $# $%& # !$# # $$ $ @&/$+-,$31/9+$+-/,,$9+(+,9,$+-,$/,9*)+9$(/,$ P!! "!"!! " $ # " ## ! "$ $%!! #" %!! #" ## % !"$ $ # &'&(%!&'$)%!&'!& $ $ 5"A$ $ %-,$ 141+1()$ 9+(+,$ 7,'+&/$ 19$ ! " ! ! ! # ! " "" " #i "# /,'1.,,$+-,$+1E,$,7&)7,5$9+(+,$19$ ! (! ) = ! $ ! " (" "i$!! ! $! " #i""i$#! ! $# )= ! " ""i$!! # ! $ "$ $ B9146$ +-,$ C'-/D5146,/$ ($ ! ) " #i""i# #!! $# $ F1+-$+-,$G&-/$3/,;*,4'2$ ! !" ! $ #" ! ! $ !!"! %-,$,H.,'+(+1&4$7()*,$&3$+-,$.&91+1&4$19$ ! !" " # ! !" " ! ! !" " # $ # ! " !% !% ! ! $ #$# ! ! ! " #$$%!" ! !% ! " $ #$#$$" #!" %# ! ! 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" " $ # ## /, " " * # # ! # ' $ & ' + (os " " * # # # (os " " $ # # # ' ' ! & ) / * * $ 0 & % # ( /, " " * # ## " " $ # ## " " * # ## " " $ # ## 0. ! **&"# & + ' ' "$# + -! # * # 0 ,' * " *'# # / . # /, " " $ # # " " * # # 0. ## "# * # # " # # +' * " *'#"$# , . "en%e&! !11 = !22 = ! " 1$" #!!!!!12 = !21 = ! 2 ! 2 %" '(!)*e!e+,e%)-)i(n!/-01e!(2!)*e!,(3i)i(n!i3! ! (" ) = ! ! " ( # # ! #$%+$" #!" !$ # %# # + #$%!$" #!" !$ # %# # ) ( + & ## = # ! # ) + &"$&# # 'i) " #!" ! ! 456! ! 7*e! ini)i-0! 8-/e! 21n%)i(n! i3! ! " !!t ! " ) ! #! " $ " ! ) 5! ! 7(! 2in9! )*e! )i:e! e/(01)i(n! 13in;!)*e!'%*<=9in;e<!<e%i,e&!8e!:13)!2i<3)!n(<:-0i>e!)*e!3)-)e&!-n9!)*en!8<i)e!i)!in!)e<:3! (2!)*e!ene<;?!ei;en3)-)e35!!7*e!n(<:-0i>-)i(n!<e@1i<e:en)!i3!! 1 = ! ! = " ! "!# "! = " $! ( # # ! ) "! = $ # ! = $ 2 ( # 2 % % 1 3 2 ! 3 #2 # 12 #! 4 + 15 ! 5 ) # % = $ 2 ( 1 3 2 " (! # # 2 2 #5 # 12 #5 + 15 #5 = 1 3% % ) ) # 2#! 3 + ! 4 "! #5 $ " 2 ! # "en%e! )*e! n(<:-0i>e9! 8-/e! 21n%)i(n! i3! ! " !!" ! " # ! #"! " # " ! # #2 # 5! ! A(8! 8e! 8<i)e! )*e! 8-/e! 21n%)i(n! in! )*e! ene<;?! B-3i3! 13in;! )*e! ,<(Ce%)i(n3! (n! )*e! ene<;?! ei;en3)-)e3D! # ! ! !! " " # $ "#" # ! ! " ### ! "# # $# ! ! " " # % " #$ ! ! "! ! !! " " %! # % # & & " " % ' #&! * '! ! & - ! " %! ! &i( ) ( & ,+ & - #* ) #* .# - ! -#"# 0,,,# + + .!! (!!)%% + + / 1 #& (& 7*e!8-/e!21n%)i(n!*-3!e/en!,-<i)?!8i)*!<e3,e%)!)(!)*e!8e00!%en)e<&!8*i%*!i3!8*?!(n0?!(99! n1:Be<e9!Ee/en!,-<i)?F!3)-)e3!%(n)<iB1)e5!!7*e!)i:eGe/(0/e9!3)-)e!i3! !"##"#$% % &'!% !"#$%$&'()*+',-$ $ # "$ ! ! !!" " = % #$ %"&'$" !# $ ! ! " = &% $=" ! "#$!%&'(!)*+!+x-+.)/)&#'!0/12+!#%!)*+!-#3&)&#'4! ! ! $ " ! ! t " # ! ! t " ! ! ! t " # & # c$! e$&'$ t % $#" # " #c $& ! '$ *'n "t ! ! $ n ce & ( ! $ % ) !! *++ " "&' ) " ! ' )&! * % '() ) ! ( ( ,+ )% ' $ " '$ ) ! & # cn e*&'nt ( % n#" ! ' 'n ) ( ! ' $ ! 'n $#n#" 5*+!#%%6(&/7#'/1!8/)9&x!+1+8+')3!#%!)*+!-#3&)&#'!/9+!:+9#!%#9!3)/)+3!$&)*!)*+!3/8+!-/9&);! <3++! =9#>1+8! ?@ABC! $*&.*! $+! */0+! *+9+@! ! D#! #'1;! )*+! (&/7#'/1! +1+8+')3! #%! )*+! 328! 3290&0+@!!5*+!(&/7#'/1!+1+8+')3!/9+!/11!+E2/1!)#!!FG!<3++!=9#>1+8!?@?BC!3#!$+!7+)! ! ! ! " " # " #$!#$ %$ ! %$ # ! $#" & ! & # #$ # ! " # $#" # D#!)*+!+x-+.)/)&#'!0/12+!#%!)*+!-#3&)&#'!&3!)&8+!&'(+-+'(+')@! ! ?@H!!5*+!&'&)&/1!$/0+!%2'.)&#'!&3! )" ! % 3 3 " ! % 2 1 " ! % , ! ( !! 0 ) = " +$ ' ( $ ' + $ ' . ! 2# #& 2# #&*# # & ! $*&.*!1##I3!3&8&1/9!)#!)*+! ! ! ! !3)/)+!<(/3*+(B4! yHxL Lê2 L x ! ! </B!5#!%&'(!)*+!)&8+!+0#12)&#'!23&'7!)*+!D.*9J(&'7+9!9+.&-+C!$+!823)!%&93)!'#98/1&:+!)*+! 3)/)+C!/'(!)*+'!$9&)+!&)!&'!)+983!#%!)*+!+'+97;!+&7+'3)/)+3@!!5*+!'#98/1&:/)&#'!9+E2&9+8+')! &3!! # 1 = ! ! = " ! "x, 0% "x 2 0 ! ! *# x & ' ' # x & 2 1 # x & 2 # ,%$ (' ) %$ (' + %$ (' / "x = $ (40 2 # 2 # . + # 2 = $ 2 " # 0 K+'.+!)*+!'#98/1&:+(!$/0+!%2'.)&#'!&3! !"##"#$ &'( !"#$%$&'()*+',-$ #$" " ! ! !! " " # !! )" ! % % % " ! % 2 1 " ! % , +$# '& ( $# '& $ $# '& . "! 2 " 2 " * " #$%!&'()$(*!+,'!$-'(./&!01+'2(/.!+$!)013!+,'!'4&/150$1!6$'))060'1+57! $ !" ! #" ! ! % " "! " x #! " x" # # %x #$ !% * $ $ *' x * +' x*0 ' "& x * ()# -' x * %&' ) # ) , $ ) , 2 %x / , , ) ( & + & .( & + & $( &+ $( &+1 & # ! $) +#, +$ +#, -+ $ " #+#" 0-! .!! '!!()(" * * . 1 "& ' *& * 8,'!)0(5+!)'%!6$'))060'1+5!/('! !! = "#!!!$ = "%&&!#!!!' = "#!!!( = "%!$( ! ! 5$!+,'!5+/+'!*$5+.9!6$*&(05'5!+,'!)0(5+!'460+'3!5+/+':!/5!'4&'6+'3"!8,'!+0*';'-$.-'3!5+/+'!05! $ ! ! !!t " # % cn e"i'nt !# n ! ! " # ! n#" # "$ &% & ( $ % ) !! odd " "i' ) t ! ' )&! * e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l# & & # %# & " ! " # A1! 2#.4 )"- 6,18+8#'#)* 12 +. -.-,(* 7-+&?,-7-.) P!" ! !" ! " ! # " !" ! " ! # ! " ! "# " # #! " #, ! # $# ! " ! % % ! % " " % $ "## ' !* cos & % % )( % "# ! % % " " $ "## ' sin & % % )( % " $# % " + $ "# ' ". ! cos & ) * " **# 0 , " ! *, ", -,... "# , % " ( / ! " $*, *",*, !,*, *",*, !,*, *",*, !,*, *",*, !,......% "# >"- 6,18+8#'#)#-& 12 )"- 2#,&) )",-- &)+)-& +,E1 ! ! " " = ! 2 #2 2 $!!!! E2 ! ! " " = $!!!! E% ! ! " " = " " %" PE1 = E1 ! ! " " 2 PE2 = E2 ! ! " " 2 PE% = E% ! ! " " 2 2 & $ 2' = & ) = 2 = "'&"5 % "( " & $ #2 ' = & ) = 2 = "'&"5 % "( " 2 ! 2 & $ 2' = & ) = 2 = "'"&5 % %" ( 9" >"- -36-$)+)#1. 9+'?- 12 )"- -.-,(* #& (#9-. 8* )"- 21''1!#.( &?75 !"#$" 41-& .1) $1.9-,(-@ !"##"#$% % &'(% Ch. % Solutions ! ! ! ! " P!" !" ! " !" # " " # "!! ! !" "!! ! "!! # $#!# " ##$ # # # # # # , % "$ ( #! # ! , % "$ ( "/ "/ # $ ! + +! $%& ' * " # 1 " ! $%& ' * + " +!# 1 # # " . . ) ) & & ##$ #$ "!! "$ # # 0 0 # #! # %! $ ' $ ! $ " $ ! $ ' $ ! $ " $ ! $ ' $ ! $ " $ (((((& ! ! #$ # This sum is infinite because of the step function in the wave function. 4ourier analysis tells us that this re8uires high fre8uency components, and our calculation tells us these components scale as 1=!. A more realistic wave function might have position dependent phase, which would ma?e the integrals much more complicated. @inear and 8uadratic phases give results not too different than the uniform phase result. A.11 The particle is initially in the ground state of a box of size ". Dence the initial state is ! i"i#i$% ! & " = ! # "& & "#$ % ( $ '' ' between E and " and zero elsewhere. Ff the box is expanded Gsuddenly,G this means the wave function remains unaltered. How we want the probabilities that the particle in the expanded box is in the ground state and first excited state of the expanded box. The probability that the initial state ! !"!#!$% ! ! !"!#!$% ! & " is measured to be in the final state ! ! !"#$% ! ! !"#$% ! & " is the s8uare of the proIection of the two statesJ ! P!! " ! " "!#$% " !#!&!$% ! % $ #$ " " "!#$% ! " ' #" !#!&!$% " ' # (' ! The energy eigenfunctions of the expanded box are 2 # !"" & ! ! !"" ! %&' % $ $# (' $# between E and 3". Li) Ne are interested in the term with ! O 1; this is the ground state of the new box. Qrea? the integral over the new box into two pieces, with one piece being zeroJ !/11/12 &'10 !"#$%$&'()*+',-$ P!!"!1 ! & $% ( ! % & 0 "1" ##$# !"!$!%& " # # '# 2 ( '# + sin * ) 3( , 3( 2 2 ( '# + sin * - '# $ ) (, ( 3( & ( 2 ( '# + sin * - . 0 '# ) 3( , 3( 2 ( 2 2 3 ( 2 2 3 / ( '#+ ( '#+ 2 ( '# + ( '# + sin '# sin sin ! +,s 1 * - * - 4 * - * ' 0 ) 3( , ) 3( , 3 0 3( &0 ) 3( , ) ( , ! % 2 .1 ! ! 5 0113 .' /4' 2 !"#$#%&'%(%)*+%,"(-,#%."(.%."#%/($.&,0#%&'%1#('2$#3%&-%."#%4$52-3%'.(.#%56%."#%#7/(-3#3% 8579% (&&)%<5=%."#%!%=%?%'.(.#@% P!!"!! ! & % $% " !" (#)# !"!$!%& " # # '# ( ! ! ( !'# + &'( * ) %( -, %( & ) ! ! ( '# + &'( * - '# $ ) (, ( ! ( !'# + . ) '# &'( * ) %( -, %( & ( ! ( ! ! % /* % ( ! 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" ! # "! ! $ " "# # "# " # ! ! " # "! ! " # $ " "! " # ! $" !" $ " " # " # # % %a' "! ! " ( ! + " + " * !" #" ' !" # $ ! # " $ " $ " $ " * '$ ! $ " )# & " " # ,ie+:ing !"e norma+i<e: 0a1e /2nc!ion # ! 2& ! ( !) = % ( $ " ' #2 # ! $2 2 ."e pro(a(i+i!, !"a! !"e par!ic+e is meas2re: !o (e (e!0een 0 an: ? is P!!!!1 " " ! ( ! ) "! " 1 ! 2 $ 2 # ( 1 "( ! ( ) 1 %&' $1 ! 2 ( 1 ! $ 2% * ' % 2 "! " 2 2 # $ ! % 2 $ 2 * ' ! %2 )! & ) ( ) $1 $ 2 % 1 %&' 1 2 ( 1 % 2 *" ' ' " % % %&' $1 1 # ' 12 $ 2 * #& ( ) & ( ) ( 2 * " !)($* ) ) ."e p+o! o/ !"e 0a1e /2nc!ion is s"o0n (e+o0: !"##"#$% % &'$#% !"#$%$&'()*+',-$ yHxL 0.6 0.4 0.2 x ! -4 -2 0 2 ', (###)!%&'!()*!+ !-./*!0123(#&2!()*!2&'4.5#6.(#&2!#2(*7'.5!#8! # ! # ! = $ ! ( ! ) "! = $ #!#$%& ( ! ' ) "! = " # " "# " "# = " # %& '!)*+& ( ! ' ) '( ( = !( # # " " $ # ( #$%& " ( ! ' ) "! " ! 9#*5,#27!()*!2&'4.5#6*,!-./*!0123(#&2!! 1 #$%& ! ! ' " ! 10 ! ! !" # ! :)*!;'&<.<#5#(9!().(!()*!;.'(#35*!#8!4*.81'*,!(&!<*!<*(-**2!=!.2,!>!#8! P!!!!" " " ! # ! $ "! 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"" gives !e! qa ! %e! qa " &eqa 'e! qa ! %eqa " &e! qa The boundary condition on the wave function derivative (Drob. 5.>E) at ! ! " gives !"11"12% % 5'24% !"#$%$&'()*+'n-$ $# " !! ! # " !! " ! # " 2% 2% # " $ 2 "i$ % & ! # "! " ! # " !# $ # & 2 ! " ! $ " $# " !# $# " !# $# " ! " $% ! ! " 2%& # '$ () !2 * ' 2%& $ ) 2 # ' , *)'$ # +)# '$ + ( ! #'()# '$ # '*)'$ # '+)# '$ $ # '*)'$ # '+)# '$ ! ! " ! 2%& * '$ 2%& # '$ ' )( 2' # 2 ,+ *) $ 2 +) ! ! )#2'$ $ ! * ' !2' * #& + )( %& ,+ "#$%&#'%(!)*%!+,-./012!3,./#)#,.!,.!)*%!&04%!5-.3)#,.!/%1#40)#4%!0)! ! = !" !6#4%'! " $# # !! ! # " !! " ! # " !% !% " " = ! "i$ % & ! # "! " ! # " !# = " & ! ! " ! $ " " $" # !# " $# # !# " $" # ! # $% ! ! '() " '$ !%& " '$ +) !! !%& * ' '()" '$ " '*)'$ = ) ' " ! , ()" '$ # *)'$ ( ! + " " '*)'$ " '+)" '$ = " ! ! " ! !%& * '$ !%& " '$ ' )( "!' # ! ,+ *) = " ! () ! ! )"!'$ = ! * ' !!' * "& ( )( %& ,+ 7*%'%!)&,!3,./#)#,.'!01%!'0)#'5#%/!,.82!#5! ! 2 = " 2 !,1! ! ! 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( &( $ % ) = #% " &'!$ ( #% $ % ) ! #% " !"#$ ( #% $ % ) &'!$ #% $ %!"# ( &( $ % ) = "!"#$ ( #% $ % ) ! " A.(-*!+#*!%*7.nd!*9/a+$.n!).,!"!and!%/5%+$+/+*!$n+.!+#*!+#$,d!*9/a+$.n!C).,!+#*!&.&*n+2!(*+! ! ! !! " " !and! ! ! !2 " 2 !+.!%a-*!$n8DB! !!" ! !"#$ ! !"#$ % ! &'!$ ! #" !"# " &'!$ % ! !"# " $ !"#$ ! !"#$ % ! &'!$ ! ' !"#$ % ! #( &'! " & # !"#$ ! ! #% &'!$ ! # #% ) &'!$ % ! % !"# " &'!$ % ! !"# " ( ! >a7+.,$n6!./+!%.&*!+*,&%!and!7,.%%!&/(+$'(@$n6!6*+%! !"##"#$ &'(# Ch. % Solutions $ $%&' ( " "#$' " ' $ $%&' ( " $%&' " ' !! "#$ ! $%&' " &! # ! !( "#$' " $%& ! &! # ) ) % "#$' ( " $%&' " ( % "#$' ( " "#$' " ( "ow note that % !"#$ ! &'!$ ! &'!$ ! % &'!$ % ! !"#$ % ! &'!$ ! ! ! &'!$ % ! !"#$ ! &'!$ % ! + !"#$ % ! !"#$ ! &'!$ % ! + !"#$ % ! !"#$ % ! !"#$ ! % !"#$ ! &'!$ ! !"#$ ! % !"#$ % ! ! ! &'!$ % ! &'!$ ! &'!$ % ! + !"#$ % ! &'!$ ! &'!$ % ! + !"#$ % ! so that # "#$% & " '("% " & & '("% & " ! '("% & " + "#$% & " = ! ! = ! ! % '("% & " "#$% " ( '("% & " + "#$% & " '("% & " + "#$% & " $ ' # "#$% & " "#$% " & '("% & " ! "#$% & " & "#$% & " ! ! = = ! ! % '("% & " '("% " ( '("% & " + "#$% & " '("% & " + "#$% & " $ ' This simplifies the previous expression, and substituting bac: in the equations for ! and ! results in the resultant transcendental equation !! "#$ ! !! " % " $&n( ! #% " % " + #% "#$( ! #% " % " $&n ! !! " % " = ) "ote that this is similar to <q. >?.@A?), for the case ! ! "0 , with the change that the trig functions of the second wave number are changed to hyperbolic trig functions because the wave is a real exponential in that region. This can be done formally with the change !2 ! "#2 . ?.3E The update equations are ! # # 2! ! & 2 # #! & ! ! " " ! "" # = ! ! " " # ! % ! ( "" ! % "" # 2 ( " $ #" ' " 2 $ #" ' " , ! )# # 2! ! & # # 2! ! & # #! ! & # #! ! & = ! !% +% . "" (' (' %$ %$ 2 ( 2 ( #" "!"" #" " 2 +*$ #" ' " $ #" ' "!"" .where the second derivative comes from the energy eigenvalue equation: ! !! " ! # " !$ # " ! #$ " " % ! # " %& ! " ! # " ! ! ! !# Gor a finite square well, we defined the dimensionless parameter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êh HMHzL m = 1 10 5 m = 0 0.5 1.0 1.5 2.0 B1(Tesla) -5 -10 m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êh HMHzL m = 1 5 m = 0 0.5 1.0 1.5 2.0 B2 (Tesla) -5 & m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