Simon Clark ced Light Source, Lawrence Berkeley National Labora Berkeley, CA94720 Report on West Coast Activities COMPRES AGU: Mohonk Mountain Resort, New York. 16 th – 19 th June 2005
Jan 17, 2016
Simon ClarkAdvanced Light Source, Lawrence Berkeley National Laboratory,
Berkeley, CA94720
Report on West Coast Activities
COMPRES AGU: Mohonk Mountain Resort, New York.16th – 19th June 2005
COMPRES West Coast Team
West Coast Scope
• Advanced Light Source• bl 12.2.2• bl 11.3• bl 1.4• HP Lab
• Spear III• SPPS/LCLS
12.2.2 layout
Tilt motor
Superbending MagnetSource 30 x 240 mmFWHM
M1Plane
Parabola
Phosphor coated vertical alignment aperture
Kohzu 2 Crystal Monochromator
Roll motor2nd crystal tilt
motor
Al foilphotodiode
M22:1 Toroid
Tilt motor
Ti foil beam position monitor
TV Cameraviewing beam image on Phosphor
Fast CCD shutter coated with Phosphor
Variable horizontal slits to adjust convergence angle
Advanced Light Source
Beam line
End station 2
End station 1
12.2.2 ES-1 operating fully
P-T Plot for Talc/Water System
0
2
4
6
8
10
12
14
0 100 200 300 400 500 600 700 800 900
Temperature (oC)
Pre
ss
ure
(G
Pa
)
Talc; Gleason
Talc; Pawley
En+Stish;Pawley
En+Cs; Pawley
10-A; Chinnery
10-A; Pawley
10-A; Gleason
3.65-A; Pawley
3.65-A; Gleason
10-Å
Talc + water
Enstatite + Stishovite +V
stishovite
coesite
Enstatite + Coesite + V
3.65-Å
Laser heating system
Tilt motorSuperbending MagnetSource 30 x 240 mFWHM
M1Plane
Parabola
Phosphor coated vertical alignment aperture
Kohzu 2 Crystal Monochromator
Roll motor
2nd crystal tilt motor
Al foilphotodiode
M22:1 Toroid
Tilt motor
Ti foil beam position monitor
TV Cameraviewing beam image on Phosphor
Fast CCD shutter coated with Phosphor
ES-2 x-ray beamat sample position 10 x 10 m2
Variable horizontal slits to adjust convergence angle
K-B mirrorfocusing pair
Falling sphere
Steel gasket
Pt sphere
Ga
Ruby chip
Ruby chip
14µm
BL12.2.2 Mid Term Objectives
• Streamlined Ω heating system• Install on-line Raman system• Develop off-line Brillouin system• Remodel es1 for single Xtal HP• Re-commission HP SAXS (7.3.3)
Higher Ps and Ts
Currenttechniques
Shockwavetechniques Metalization
of hydrogen
Opening up a new
frontier for planetary
and materials science
Shockwaves and x-rays
Laser pulse
Sample
Quartz disk
X-rays
So, what is the catch?
Shocked state stable for ~ 1 ns
Source comparison
Source X-ray energy(keV)
Photons/pulse Pulse repetition rate
Pulse length
San Diego Plasma Source 8.05 105 20Hz 300fs
Pleiades 40-140 107-108 10Hz 5ps
Advanced Light Source Bend Magnet 8-12 2x104 0.5GHz 70ps
Advanced Light Source Slicing
Source8-12 2 20kHz 200fs
Advanced Photon Source 20-100 107 300kHz 100ps
Linac Coherent Light Source 8 1012 120Hz 200fs
LCLS
• 120 Hz (8.3ms)
• 200fs
• 8keV
LCLS layout
Conclusions
• ALS Systems fully operating
• Succession plan through SPEAR III and LCLS
Apply Now! Deadline 1st July!