Investigation of larger poly(α-methylstyrene) mandrels for high gain designs using microencapsulation

Fusion Science and Technology

Volumn 45, Issue 2, 2004, Pages 171-175

  Takagi, Masaru ^a   Cook, Robert ^a   McQuillan, Barry ^b   Gibson, Jane ^b   Paguio, Sally ^b  

^a LAWRENCE LIVERMORE NATIONAL LABORATORY   (United States)

^b GENERAL ATOMICS   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ENCAPSULATION; FUSION REACTORS; MACHINE DESIGN; PYROLYSIS; SURFACE ROUGHNESS; SURFACE STRUCTURE; TARGETS;

HIGH GAIN DESIGNS; MANDRELS; MICROENCAPSULATION; POLYMETHYLSTYRENE;

POLYSTYRENES;

EID: 1842535003     PISSN: 15361055     EISSN: None     Source Type: Journal    
DOI: 10.13182/FST04-A445     Document Type: Article

References (13)

1. L. J. Suter et al., "Exploring the Limits of the National Ignition Facility's Capsule Coupling," Phys. Plasmas, 7, 2092 (2000)
2. L. J. Suter et al., "Prospects for High-Gain, High Yield NIF Targets Driven by 2w (Green) Light," to appear in Phys. Plasmas, May (2004)
3. S. E. Bodner et al., "Direct-Drive Laser Fusion - Status and Prospects," Phys. Plasmas, 5, 1901 (1998)
4. P. W. McKenty et al., "Analysis of a Direct-Drive Ignition Capsule Designed for the National Ignition Facility," Phys. Plasmas, 8, 2315 (2001).
5. R. W. Margevicius, L. J. Salzer, M. A. Salazar, and L. R. Foreman, "Toward the Fabrication of a NIF Target Via Hemisphere Joining," Fusion Technol., 35, 106 (1999).
6. R. McEachern and C. Alford, "Evaluation of Boron-doped Beryllium as an Ablator for NIF Target Capsules," Fusion Technol., 35, 115 (1999)
7. S. A. Letts et al., "Deposited Polyimide Ablators for NIF: Effects of Deposition Process Parameters and Solvent Vapor Smoothing on Capsule Surface Finish," Fusion Sci Technol., 41, 268 (2002).
8. B. W. McQuillan et al., "The PαMS/GDP Process for Production of ICF Target Mandrels," Fusion Technol., 31, 381 (1997).
9. M. Takagi, T. Norimatsu, T. Yamanaka, and S. Nakai, "Development of deuterated polystyrene shells for laser fusion by menas of a density matched emulsion method," J. Vac. Sci. Technol. A, 9, 2145 (1991).
10. M. Takagi, R. Cook, B. McQuillan, F. Elsner, R. Stephens, A. Nikroo, J. Gibson, and S. Paguio, "Development of High Quality Poly(α-methylstyrene) Mandrels for NIF," Fusion Sci. Technol., 41, 278 (2002).
11. S. A. Letts, D. W. Myers, and L. A. Witt, "Ultrasmooth Plasma Polymerized Coatings for Laser Fusion Targets," J. Vac. Sci. Technol., 19, 739 (1981).
12. M. Takagi et al., "Decreasing Out-of-Round in Poly(α-methylstyrene) Mandrels by Increasing Interfacial Tension," Fusion Technol., 38, 46 (2000), Figure 5, for a schematic of the process.
13. B. W. McQuillan and M. Takagi, "Removal of Mode 10 Surface Ripples in ICF PαMS Shells," Fusion Sci. Technol., 41, 209 (2002).