Overview of experiments with radiation cooling at high confinement and high density in limited and diverted discharges

Plasma Physics and Controlled Fusion

Volumn 41, Issue 3A, 1999, Pages

  Ongena, J ^a,j   Messiaen, A M ^a   Unterberg, B ^b   Budny, R V ^c   Bush, C E ^d   Hill, K ^c   Hoang, G T ^e   Jackson, G ^f   Kallenbach, A ^g   Monier Garbet, P ^e   Mueller, D ^c   Murakami, M ^d   Staebler, G ^f   Ryter, F ^g   Wade, M ^d   Bell, M ^c   Boedo, J ^h   Bonheure, G ^a   Dumortier, P ^a   Durodie, F ^a   Finken, K H ^b   Fuchs, G ^b   Giesen, B ^b   Hutteman P ^b   Jaspers, R ⁱ   Koch, R ^a   Kramer Flecken A ^b   Mertens, Ph ^b   Moyer, R ^h   Pospieszczyk, A ^b   Ramsey, A ^c   Samm, U ^b   Sauer, M ^b   Schweer, B ^b   Uhlemann, R ^b   Vandenplas, P E ^a   Van Oost, G ^a   Vervier, M ^a   Van Wassenhove, G ^a   Waidmann, G ^b   Weynants, R R ^a   Wolf, G H ^b   more..

^a ROYAL MILITARY ACADEMY   (Belgium)

^b FORSCHUNGSZENTRUM JÜLICH   (Germany)

^c PRINCETON UNIVERSITY   (United States)

^d OAK RIDGE NATIONAL LABORATORY   (United States)

^e IRFM   (France)

^f GENERAL ATOMICS   (United States)

^g MAX PLANCK INSTITUT FÜR PLASMAPHYSIK   (Germany)

^h UNIVERSITY OF CALIFORNIA   (United States)

ⁱ FOM INSTITUTE FOR PLASMA PHYSICS RIJNHUIZEN   (Netherlands)

^j RESEARCH FOUNDATION FLANDERS FWO   (Belgium)

more..

Author keywords

[No Author keywords available]

Indexed keywords

COOLING; PLASMA DENSITY; RADIATION; TOKAMAK DEVICES;

EDGE LOCALIZED MODE; RADIATION COOLING;

PLASMA CONFINEMENT;

EID: 0033098743     PISSN: 07413335     EISSN: None     Source Type: Journal    
DOI: 10.1088/0741-3335/41/3A/031     Document Type: Review

References (37)

1. Samm U et al 1991 Radiation cooling with intrinsic and injected impurities in the plasma boundary of a limiter tokamak Controlled Fusion and Plasma Physics (Proc. 18th Eur. Conf. Berlin, 1991) vol 15C, part III (Geneva: European Physical Society) pp 157-60
2. Samm U et al 1993 Radiative edges under control by impurity fluxes Plasma Phys. Control. Fusion 35 B167-B175
3. Ongena J et al 1993 Improved confinement at high density by edge radiative cooling with an all silicon wall and/or additional neon cooling Controlled Fusion and Plasma Physics (Proc. 20th Eur. Conf. Lisboa, 1993) vol 17C, part I (Geneva: European Physical Society) pp 127-30
4. Messiaen A M et al 1994 Improved confinement with edge radiative cooling at high densities and high heating power in TEXTOR Nucl. Fusion 34 825-36
5. Messiaen A M et al 1996 High confinement and high density with stationary plasma energy and strong edge radiation in the TEXTOR-94 tokamak Phys. Rev. Lett. 77 2487-90
6. Messiaen A et al 1997 High confinement and high density with stationary plasma energy and strong edge radiation cooling in the upgraded Torus Experiment for Technology Oriented Research (TEXTOR-94) Phys. Plasmas 4 1690-8
7. Taylor T S 1997 Physics of advanced tokamaks Plasma Phys. Control. Fusion 39 B47-B73
8. Lazarus E A et al 1984 Confinement improvement in beam heated ISX-B discharges with low-Z impurity injection J. Nucl. Mater. 121 61-8
9. Lazarus E A et al 1985 Confinement in beam-heated plasmas: the effect of low-Z impurities Nucl. Fusion 25 135-49
10. Wootton A J et al 1985 The effects of varying wall conditions, minor and major radii on confinement properties in ISX-B Nucl. Fusion 25 479-84
11. Bessenrodt-Weberpals M, Söldner F X, Müller E R, Murmann H D, Poschenneder W, Siller G and Steuer K-H 1992 Improved confinement in high-density ohmic discharges due to impurity puffing Plasma Phys. Control. Fusion 34 443-51
12. Bessenrodt-Weberpals M et al 1991 The multiple facets of ohmic confinement in ASDEX Nucl. Fusion 31 155-70
13. Weynants R R et al Overview of RI-mode results on TEXTOR-94 Fusion Energy 1998 (Proc. 17th IAEA Conf. on Plasma Physics and Controlled Nuclear Fusion Research, Yokohama 1998) (Vienna: IAEA) paper IAEA-F1-CN-69/EXP1/3;
14. extended version in Nucl. Fusion submitted
15. Messiaen A M et al Extended parametric study of the RI-mode on TEXTOR-94 Controlled Fusion and Plasma Physics (Proc. 25th EPS Conf., Prague 1998) (Geneva: EPS) pp 568-71
16. Thomsen K et al 1994 ITER H-mode confinement database upgrade Nucl. Fusion 34 131-70
17. Messiaen A M et al 1997 Recovery of a Neo Alcator type scaling with auxiliary heating in radiatively cooled discharges on TEXTOR-94 Comments Plasma Phys. Control. Fusion 18 221-34
18. Unterberg B et al 1997 The influence of plasma-edge properties on high confinement discharges with a radiating plasma mantle at the tokamak TEXTOR-94 Plasma Phys. Control. Fusion 39 B189-B206
19. Ongena J et al 1997 Overview of improved confinement in impurity seeded discharges in TEXTOR-94, DIII-D and TFTR, Controlled Fusion and Plasma Physics (Proc. 24th EPS Conference, Berchtesgaden 1997) vol 21A (Geneva: EPS) part IV, pp 1693-6
20. Turnbull A D et al 1997 Optimization of negative central shear discharges in shaped cross-sections Fusion Energy 1996 (Proc. 16th IAEA Conf. on Plasma Physics and Controlled Nuclear Fusion Research, Montreal 1996) vol 2, pp 509-22
21. Gruber O et al 1995 Observation of continuous divertor detachment in H-mode discharges in ASDEX Upgrade, Phys. Rev. Lett. 74 4217-20
22. Kallenbach A et al 1996 Radiative boundary discharges with impurity injection and the H-L transition in ASDEX Upgrade Plasma Phys. Control. Fusion 38 2097-112
23. Ryter F et al 1995 H-mode and L-mode confinement in ASDEX-Upgrade: comparison under conditions with low and high H-mode threshold power Controlled Fusion and Plasma Physics (Proc. 22nd EPS Conf., Bournemouth 1995) vol 19C (Geneva: EPS) part IV, pp 89-92
24. Monier-Garbet P et al Confinement of radiative plasmas on Tore-Supra Controlled Fusion and Plasma Physics (Proc. 25th EPS Conf., Prague 1998) (Geneva: EPS) pp 297-300
25. Kaye S and the ITER Database Working Group 1997 ITER L-mode confinement database Nucl. Fusion 37 1303-28
26. Jackson G L et al RI-mode investigations in the DIII-D tokamak with neon and argon induced radiating mantles Controlled Fusion and Plasma Physics (Proc. 25th EPS Conf., Prague 1998) (Geneva: EPS) pp 810-13
27. Jackson G L et al Enhanced confinement discharges in DIII-D with neon and argon induced radiation Proc. 13th Conf. on Plasma Surface Interactions in Controlled Fusion Devices (May 18-22, 1998, San Diego, California, USA) J. Nucl. Mater. to be published
28. Wade M R et al Impurity enrichment and radiative enhancement using induced SOL flow in DIII-D Proc. 13th Conf. on Plasma Surface Interactions in Controlled Fusion Devices (May 18-22, 1998, San Diego, California, USA) J. Nucl. Mater. to be published
29. Ongena J et al 1996 Confinement transitions with radiation cooling in TEXTOR-94, Plasma Phys. Control. Fusion 38 279-88
30. Murakami M 1998 personal communication
31. Bessenrodt-Weberpals M 1998 personal communication
32. Messiaen A M et al 1997 ICRH in radiatively cooled TEXTOR-94 plasmas, 12th Topical Conference on Radio Frequency Power in Plasmas (Savannah, GA, April 1997), AIP Conf. Proc. 403 41-8
33. Matthews G F 1997 Scaling radiative plasmas to ITER Proc. 12th Conf. on Plasma Surface Interactions in Controlled Fusion Devices (May 20-24, 1996, St Raphael, France), J. Nucl. Mater. 241-243 450-5
34. Simonen T et al 1998 ISCUS group 2 report on advanced physics assumptions General Atomics, San Diego, April 1998
35. Boedo J et al Turbulence reduction and energy and particle confinement in radiative I-mode plasmas in TEXTOR-94 Nucl. Fusion submitted
36. Sydora R D, Decyk V K and Dawson J M 1996 Fluctuation-induced heat transport results from a large global 3D toroidal particle simulation model Plasma Phys. Control. Fusion 38 A281-A294
37. Staebler G M, Jackson G L, West W P, Allen S L, Groebner R J, Schaffer M J and White D G Improved high-mode with neon injection in the DIII-D tokamak Phys. Rev. Lett. submitted