11th High Average Power Laser Program Workshop


3-4 March 2005
Naval Research Laboratory
Washington, DC, U.S.A.



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Thursday, March 3, 2005

INTRODUCTION  
8:00-8:30             Coffee, pastries, bagels, etc All
8:30-8:45
(15)
Welcome NRL
8:45-9:05
(20)
Introduction/ Description of our chamber concepts:
a) Large chamber, no gas
b) Smaller chamber, no gas, magnetic deflection (ppt)
J. Sethian (NRL)
LASERS  
9:05 - 9:35
(30)
KrF Lasers (ppt) F. Hegeler (CTI/NRL)
9:35 - 10:00
(25)
Mercury Diode Pumped Solid State Laser (pdf) C. Bibeau (LLNL)
10:00 - 10:20
(20)
Future Generation DPSSL systems (pdf) R. Beach (LLNL)
10:20 - 10:30
(10)
LASERS DISCUSSIONS All
POSTER BREAK--  
10:30-11:00
(30)
Posters will be up for entire workshop All
TARGET PHYSICS - EXPERIMENTS & MODELING  
11:00 - 11:25
(25)
NRL experiments in support of High Gain Target Designs (ppt) J. Weaver (NRL)
11:25 - 11:45
(20)
Threat spectra 1: what comes off the target (ppt) J. Santarius
G. Moses (Wisc)
11:45 - 11:55
(10)
Target Physics Discussion All
Group Photo  
11:55-12:00
(15)
SMILE ? All
LUNCH  
12:00 - 1:00
(60)
Lunch All
CHAMBER PHYSICS
 
1:00 - 1:10
(10)
Overview of Chamber Physics talks J. Sethian (NRL)
1:10 - 1:30
(20)
LSP calculations of Magnetic Deflection of Ions (ppt) (pdf) D. Rose (MRC)
1:30 - 1:50
(20)
Threat spectra 2:
a) The effects of the cusp field on wall loading.
b) Ion collector options. (unk)
R. Raffray (UCSD)
1:50 - 2:05
(15)
SPARTAN Chamber Dynamics code (what's in the chamber before the next shot) (ppt) (pdf) F. Najmabadi (UCSD)
2:05 - 2:20
(15)
Chamber Vacuum system: What's the base pressure and how much will it cost to get there? (pdf) C. Gentile (PPPL)
B. Parsells (PPPL)
2:20 - 2:30
(10)
Chamber Physics Discussion All
TARGET FABRICATION-1  
2:30 - 2:40
(10)
Overview of target fabrication, injection and engagement tasks (ppt) D. Goodin (GA)
2:40 - 3:00
(20)
Divinyl Benzene (DVB) shells (ppt) D. Schroen (Schafer)
J. Streit (Schafer)
POSTER BREAK--  
3:00-3:25
(25)
Posters will be up for entire workshop All
TARGET FABRICATION-2  
3:25 - 3:40
(15)
Non-concentricity issues (ppt) (pdf) B. Vermillion (GA)
3:40 - 3:55
(15)
Solid DT Studies... Thermal response, DT foam layering, mechanical strength (ppt) J. Hoffer (LANL)
3:55 - 4:05
(10)
Target fabrication discussion All
TARGET INJECTION, TRACKING, & BEAM STEERING  
4:05 - 4:15
(15)
Target Survival during injection... the advantages of getting rid of the buffer gas (ppt) R. Raffray (UCSD)
4:15 - 4:30
(15)
Target Injector
a) Cryogenic sabot for EM gun,
b) Options if we can inject the target slower (ppt)
Ron Petzoldt (GA)
4:30 - 5:00
(30)
Target Engagement (ppt) Graham Flint (GA)
5:00 - 5:15
(15)
Discussion of Target Injection and Tracking All
Tour of NRL LASER FACILITIES  
5:15-6:30 All are welcome Optional

Friday, March 4, 2005

INTRODUCTION  
8:00 - 8:30             Coffee, pastries, bagels, etc All
FINAL OPTICS  
8:30 - 8:50
(20)
The end game for Aluminum GIMM fabrication and Laser Induced Damage Testing. (ppt) (pdf) M. Tillack (UCSD)
8:50 - 9:05
(15)
Can beam ports, magnets, and neutrons live together in harmony? (ppt) J. Latkowski (LLNL)
9:05 - 9:15
(10)
Final optics discussion All
FIRST WALL ARMOR MODELING  
9:15 - 9:35
(20)
Armor options when we don't need to worry about ions (ppt) L. Snead (ORNL)
9:35 - 9:55
(20)
Thermo-mechanical modeling of first wall/armor
a) review ions + x-rays, b) options with x-rays only (ppt)
J. Blanchard (Wisc)
9:55 - 10:15
(20)
Helium Behavior and Surface Roughening of Solid Tungsten (ppt) N. Ghoneim (UCLA)
POSTER BREAK--  
10:15-10:45
(30)
Posters will be up for entire workshop All
FIRST WALL ARMOR EXPERIMENTS: Threat spectra simulation  
10:45-11:05
(20)
Long term exposure of candidate FW materials with XAPPER (x-rays). (ppt) (pdf) J. Latkowski (LLNL)
11:05-11:25
(20)
Long term exposure of candidate FW materials with DRAGONFIRE (Laser). (ppt) (pdf) F. Najmabadi (UCSD)
11:25-11:45
(20)
Long term exposure of candidate FW materials with RHEPP (Ions). (ppt) (pdf)

BONUS! Laser Inertial Fusion Dry-Wall Materials Exposure to X-rays and Ions* Presented at US/Japan Workshop on Laser IFE General Atomics, San Diego, CA March 21-22, 2005. (A good compilation and summary of the work to date) (pdf)

T. Renk (SNL)
11:45-12:00
(15)
Discussion of threat spectra simulation experiments All
LUNCH  
12:00 - 1:00 Lunch All
FIRST WALL ARMOR EXPERIMENTS: HELIUM RETENTION AND BONDING  
1:00 - 1:20
(20)
Helium Retention studies (ppt) L. Snead (ORNL)
1:20 - 1:40
(20)
Bonding tungsten to low activation ferritic (ppt) (pdf) G. Romanowski (ORNL)
1:40 - 2:00
(20)
IEC for helium retention studies, including first look at engineered materials (ppt) (pdf) J. Kulcinski
R. Radell (Wisc)
CHAMBERS- THE BLANKET AND BEYOND  
2:00 - 2:20
(20)
Assessment of blanket options for magnetic diversion concept (ppt) R. Raffray (UCSD)
2:20 - 2:35
(15)
Neutronics issues related to magnetic diversion concept (ppt) M. Sawan (Wisconsin)
2:35 - 2:50
(15)
Impact of magnetic diversion concept on blanket mechanical design (ppt) I. Sviatoslavsky (Wisconsin)
2:50 - 3:00
(10)
Blanket discussions All
3:00 - 3:15
(15)
Workshop Wrap up
Next meeting date and location
J. Sethian (NRL)

 

Meeting hosted by NRL.

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