Upload
others
View
0
Download
0
Embed Size (px)
Citation preview
!"#!$%'&(()*+!),-'.&/,+("!*'
!"#$%&'(%"&')'*&+,-'.'/"&+,"%0'*123%-4-567"&"+"'8-9-",5:'7:"#,';2
R Shen,”Nonlinear Optics”
MAMOUTH- 40 000 cores CFI-Canadian Foundation for Innovation MDEIE-Que
ADB,S.Barmaki,GKamta PhysRevLett 98,013001 (2007)
KJ Yuan,ADB PRA 80,053404 (2009)
z (bohr)-15 -10 -5 0 5 10
-20
-15
-10
-5
0
I=1014 W/cm2 I=2X1014 W/cm2
E(t)
!l=0
blue electrons will return
z (a.u)-8 -6 -4 -2 0 2 4 6 8
Le po
tentie
l (eV)
-20
-10
0
10
V(z,!)="e2 /[z2+!2]1/2
harmonic order10 20 30 40 50 60 70 80
log 1
0 pow
er s
pect
rum
-18
-16
-14
-12
-10
-8
Cuttof at:
atp 2
16 2at
I / I[ 3.17 ] / , U ,4
I 3.51 10 W/cm .
cut p p LL
n I U !!
= + =
= "
Semi-classical model, by P. Corkum (1993),
t
ADB et al,J Mod Opt 52,411(2005)
(Vo =0)
(Vo > 0)
Efficacité ?
(Optimisation)
2004 2000
1064 nm- 1.6 nm=16A0
(2005)
A.D. Bandrauk and H.S. Nguyen, Phys. Rev. A 66, 031401 (2002)
| Ip + pi Up
2 1
1 attosecond
! ! !
"!
# = $
%#
!
( ) ( ) ( )a t t H r t! " " != #
= 3 Angstroms(10**-8cm) / c(3x10**10cm/s-1))
E Lorin,ADB,New J Phys 10,025033(2008)
Circular polarization Excitation at 800 nm
H
H
Electron Whirlpool – Tourbillon Electronique – Elektronischer Wirbel ( J Manz- FU Berlin )
I=10**14 W/cm2
R=28 a.u. I0=4x1014W/cm2 Circularly polarized laser pulse
!$(?*./?=8*'@A?BCDAEBFCBEEG'
;HIHJ'">'"&5-'8MC@'"N%N'
HH-OO'
pi/2
R=28 a.u. I0=4x1014W/cm2 Circularly polarized laser pulse
P2Q-+'R,24"4#S'+-&9#>S'2T!!""#$$
!$'(%"&?*./?$'=:S9'/'U7#,5%
Y
""#$$
"%$
Circular polarization Excitation at 800 nm
H'
H'
S 45,074001(2012)
J Phys B S 45,074001 (2012)
[5S5
P-&9-'"129-52&+'L"K&-Z5'^-
]#L-6+-R-&+-&>'"129-52&+'#&+%5-+'L"K&-Z5'^-
`/F,MBG`''">'+#a-,-&>'
`/F,MBG`''">'+#a-,-&>'L2
*'L#L%L'255%,9'">'!MWW'&L'
*]'9R
F'j%9>'"55-R>-+6'=8*'kkG''
WB'&L'''L"K&-Z5'^--'":-'L2
)*+,#!#-#./,!01(23$4((235!
63+7!
C'52'4-5"%9-'2T'&2'52%R:-'>\2'52
Francois Mauger, U Marseilles(Lumigny))
Central gap ~ 30 eV
=+,#>!?2@A.#@!B#=C.?D#,!
@?,)=+.#3#2/,!
!$(?*./?=8*'@A?BCDAEBFCBEEG?$'=:S9'/'VAW?BXABBEFCBECG'
*'V>"%+>-''p87'
'''''''''''E*C/C2F3C3#2/A3!,*+>?2G!?2!)*C/C?C2?H+DC2!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!IJ!!!!!!!!!!!!!!!!!!''KH.H#)+2!L*#=MCN,M?4O!P2@>Q!R9!6+2@>+AM4!+2@!E+A=!LC>MA3%!Eob-,9#>q''+-'V:-,4,220-?'V:-,4,220-?''35?'7"&"+"?'p87'I1"\"N''''''
rEs'7N']N'tN'VL--&0?'tN'*,#99#"&?'/N'u:2%?'*N';S9S,2\#5Q?'.N';N'n#:-2,-Z5"-+'4S'>:-'-fR-,#L-&>'4S'
P&'>:#9'-fR-,#L-&>''>:-'"b-,"K-'R:2>26-,2&'52LR2&-&>'"2&9N'P>'\"9'249-,b-+'>:">'>:-'R","'>:#9'>:#9'52LR2&-&>'#9'-v%":-'"b-,"K-'-,2&'-&-,KS'+#b#+-+'4S'>:-'9R--+'2T'N']:#9'L-"&9'>:">'>:-'L2L-&>%L'"9925#">-+'\#>:'>:-'#2Q"Z2&'R2>-&Z":2,9'2T'rEs'52&5
w]2'2%,'0&2\:-'L2L-&>%L''F'PR'h'5'G''#9'9:",-+'4->\--&'>:-'-,2&'"&+'#2&':"9'&-b-,'4--&'"++,-99-+'4-T2,-'#&'-fR-,#L-&>9?'9#L%2&'L2L-&>%LM'
..104 4 uaxc
!="!
y2,'p-e'EW'R:2>2&'&-5-99",S'
+
- er!
Nr!!! H
ti =
""!
..mcR!
"F+/C3! -,2&'
r!
dominant term in 1-photon process, multiphoton, one must add : }2 {
/*#!Z2+=!>#,A=/!?,[!
o9#&K'>:-'+-^Z2&'2T',-%L'=5NLN'
H-,-e'Q6"f#9'#9'R","%L'b-5>2,'MO!!!zMLphL>'! '
FEG'
FCG'
FDG'
'''''']:%9'>:-'#2&'>"0-9''>:-'L2L-&>%L'e''#N-N'#>'>"0-9'&-",2&'L2L-&>%L''e''
H2\-b-,?'+%-'>2'>:-'&2&6+#R2:'>:-'-,2&'"&+'>:-'#2&'>"0-'2RR29#>-?'''''''''''''''''''-v%"2'e''''
P&'>:-''2T'Q-,2'-,2&'-&-,KS'Y-:-'L2L-&>%Le''S)\.N']:#9'5"&&2>'4-'-"9#2L'>-LR-,">%,-'9:2%:-'-,2&'4-5"%9-'2T'>:-'T"5>2,''FL-hL>G'k'
p2>-'>:">' MBNmmmAW['T2,'"'H6">2L'
L>'MLp''O'L-'
9#&5-'T2,'H6">2L'L-hL>'M'EhE@DX?'>:-'-,2&'L2L-&>%L'#9'+->-,L#&-+'4S''>:-',-2L'>:#9',"Z2'#9'-b-&'9L"
{-'+-,#b-+'>:-'J6T"5>2,'%9#&K'>:-'!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!LWYLVUKSWYK'EN! P&'>:-'5"9-'2T'E6R:2>2&'"492,RZ2&'\-'T2%&+'>:">''F"G!Y,2&',-5-#b-9'F@hWG'Y--&9-'^-'>:-'-,2&'>"0-9'F:-'7;'\:#5:'>"0-9'F}Y-:-'R%:#&''>:-'Vy*6"RR,2"5:'%9#&K'>:-'&%L-,#5"-K,"Z2&''F4-S2&+'>:-'9>"&+",+'/-99-'2T'>:#9'-a-5>',-9%9'T,2L'>:-'t2,-&>Q''T2,5-'2&'>:-'-,2&'4-T2,-'>%&&-
KITP-UC Santa Barbara
Frontiers of Intense Laser Science
Attosecond Science
aug 2006
KITP- Beijing- CAC
Attosecond Science
aug 2011
$%''CBEA'*126u-R>26V5#-&5-'
w;22V-52&+'.S&"L#59x'
"&+'h'2,'
wy*uVV]6y-L>26*126u-R>2V-52&+'V5#-&5-')']-5:&2
*'V>"%+>-''p87'
KITP-UC Santa Barbara
Frontiers of Intense Laser Science
Attosecond Science
aug 2006
KITP- Beijing- CAC
Attosecond Science
aug 2011
$%''CBEA'*126u-R>26V5#-&5-'
+
- er!
Nr!!! H
ti =
""!
..mcR!
"F+/C3! -,2&'
r!
dominant term in 1-photon process, multiphoton, one must add : }2 {
;HIHJ'">'"&5-'8MC@'"N%N'
P2Q-+'R,24"4#S'+-&9#>S'2T!!""#$$
!$'(%"&?*./?$'=:S9'/'U7#,5%
y,"&52#9';"%K-,?'o';",9-#2L'
4-&Q-&-'
n'
ob-,9"
7