G. D. Conway

Details der Publikationsliste

Zeitraum

1997 - 2009

Anzahl

222

Co-Autoren

Discrepancy between modelled and measured radial electric fields in the scrape-off layer of divertor tokamaks: a challenge for 2D fluid codes? (2007)

Chankin, A. V., Coster, D. P., Asakura, N., Bonnin, X., Conway, G. D., Corrigan, G., ...

Examination of radial electric field (E,.) profiles in the scrape-off layer (SOL) of ASDEX Upgrade (AUG) and JET revealed large discrepancies between 2D fluid edge modelling and experiment....

Studies of the 'Quiescent H-mode' regime in ASDEX Upgrade and JET (2005)

Suttrop, W., Hynonen, V., Kurki-Suonio, T., Lang, P. T., Maraschek, M., Neu, R., ...

The stationary edge localized mode (ELM)-free 'Quiescent H-mode' (QH-mode) regime, obtained with counter neutral beam injection, is studied in ASDEX Upgrade and Joint European Torus. QH-mode plasmas...

Integrated exhaust scenarios with actively controlled ELMs (2005)

Lang, P. T., Kallenbach, A., Bucalossi, J., Conway, G. D., Degeling, A., Dux, R., ...

An integrated radiative high performance scenario has been established at ASDEX Upgrade based on simultaneous feedback control of the average divertor neutral particle and power flux in combination...

Frequency control of type-I ELMs by magnetic triggering in ASDEX Upgrade (2004)

Lang, P. T., Degeling, A. W., Lister, J. B., Martin, Y. R., McCarthy, P. J., Sips, A. C. C., ...

Magnetic triggering of edge localized modes (ELMs) was reported first from TCV in ohmic plasmas showing type-III ELMs. This method, showing successful locking of the ELM frequency to an imposed...

ITER-relevant H-mode physics at ASDEX upgrade (2004)

Horton, L. D., Conway, G. D., Degeling, A. W., Eich, T., Kallenbach, A., Lang, P. T., ...

A variety of techniques are being tested on ASDEX Upgrade for avoiding or reducing the divertor energy load caused by ELMs. Quiescent H-mode operation has been improved by operation with recently...

Progress towards steady-state operation and real-time control of internal transport barriers in JET (2003)

Litaudon,X., Becoulet,A., Crisanti,F., Wolf,R. C., Baranov,Yu. F., Barbato,E., ...

In JET, advanced tokamak research mainly focuses on plasmas with internal transport barriers (ITBs) that are strongly influenced by the current density profile. A previously developed optimized shear...

ELM-free stationary H-mode plasmas in the ASDEX Upgrade tokamak (2003)

Suttrop,W., Maraschek,M., Conway,G. D., Haas,G., Horton,L. D., ...

ELM-free H-mode plasmas with stationary plasma density and radiation level are obtained in the ASDEX Upgrade tokamak with large clearance between the last closed flux surface and the wall, and...

Internal transport barrier triggering by rational magnetic flux surfaces in tokamaks (2003)

Joffrin,E., Challis,C. D., Conway,G. D., Garbet,X., Gude,A., Günter,S., ...

The formation of internal transport barriers (ITBs) has been experimentally associated with the presence of rational q surfaces in both JET and ASDEX Upgrade. The triggering mechanisms are related to...

High resolution edge density measurements in ASDEX Upgrade H-mode discharges with broadband reflectometry (2003)

Varela,P., Manso,M. E., Conway,G. D., Suttrop,W., Zohm,H.

In high-confinement (H-mode) plasmas with edge localized modes (ELMs), the energy stored at the edge pedestal region directly affects the global plasma confinement. The measurement of the edge...

Progress towards steady-state operation and real time control of internal transport barriers in JET (2003)

Litaudon,X., Bécoulet,A., Crisanti,F., Wolf,R. C., Baranov,Yu. F., Barbato,E., ...

In JET advanced tokamak research mainly focuses on plasmas with internal transport barriers (ITBs), generated by modifications of the current profile. The formerly developed optimised shear regime...

Overview of ASDEX Upgrade results (2003)

Zohm,H., Angioni,C., Arslanbekov,R., Atanasiu,C., Becker,G., Becker,W., ...

Recent results from the ASDEX Upgrade experimental campaigns 2001 and 2002 are presented. An improved understanding of energy and particle transport emerges in terms of a 'critical gradient' model...

Progress towards steady-state operation and real-time control of internal transport barriers in JET (2003)

Litaudon, X., Becoulet, A., Crisanti, F., Wolf, R. C., Baranov, Yu. F., Barbato, E., ...

In JET, advanced tokamak research mainly focuses on plasmas with internal transport barriers (ITBs) that are strongly influenced by the current density profile. A previously developed optimized shear...

ELM-free stationary H-mode plasmas in the ASDEX Upgrade tokamak (2003)

Suttrop, W., Maraschek, M., Conway, G. D., Haas, G., Horton, L. D., ...

ELM-free H-mode plasmas with stationary plasma density and radiation level are obtained in the ASDEX Upgrade tokamak with large clearance between the last closed flux surface and the wall, and...

Internal transport barrier triggering by rational magnetic flux surfaces in tokamaks (2003)

Joffrin, E., Challis, C. D., Conway, G. D., Garbet, X., Gude, A., Günter, S., ...

The formation of internal transport barriers (ITBs) has been experimentally associated with the presence of rational q surfaces in both JET and ASDEX Upgrade. The triggering mechanisms are related to...

High resolution edge density measurements in ASDEX Upgrade H-mode discharges with broadband reflectometry (2003)

Varela, P., Manso, M. E., Conway, G. D., Suttrop, W., Zohm, H., ASDEX Upgrade Team

In high-confinement (H-mode) plasmas with edge localized modes (ELMs), the energy stored at the edge pedestal region directly affects the global plasma confinement. The measurement of the edge...

Progress towards steady-state operation and real time control of internal transport barriers in JET (2003)

Litaudon, X., Bécoulet, A., Crisanti, F., Wolf, R. C., Baranov, Yu. F., Barbato, E., ...

In JET advanced tokamak research mainly focuses on plasmas with internal transport barriers (ITBs), generated by modifications of the current profile. The formerly developed optimised shear regime...

Overview of ASDEX Upgrade results (2003)

Zohm, H., Angioni, C., Arslanbekov, R., Atanasiu, C., Becker, G., Becker, W., ...

Recent results from the ASDEX Upgrade experimental campaigns 2001 and 2002 are presented. An improved understanding of energy and particle transport emerges in terms of a 'critical gradient' model...

Overview of ASDEX upgrade results (2003)

Zohm, H., Angioni, C., Arslanbekov, R., Atanasiu, C., Becker, G., Becker, W., ...

Recent results from the ASDEX Upgrade experimental campaigns 2001 and 2002 are presented. An improved understanding of energy and particle transport emerges in terms of a 'critical gradient' model...

Improved performance of ELMy H-modes at high density by plasma shaping in JET (2002)

Saibene,G., Sartori,R., Loarte,A., Campbell,D. J., Lomas,P. J., Parail,V., ...

We present the results of experiments in JET to study the effect of plasma shape on high density ELMy H-modes, with geometry of the magnetic boundary similar to that envisaged,for the standard,Q = 10...

Microturbulence and flow shear in high-performance JET ITB plasma (2002)

Budny,R. V., Andre,R., Becoulet,A., Challis,C. D., Conway,G. D., Dorland,W., ...

The transport, flow shear, and linear growth rates of microturbulence are studied for a JET plasma with high central q in which an internal transport barrier (ITB) forms and crows to a large radius....

Turbulence behaviour during electron heated reversed shear discharges in JET (2002)

Conway,G. D., Hogeweij,G. M. D., De Baar,M. R., Baranov,Y., Barnsley,R., Hawkes,N. C., ...

Low-frequency/long-wavelength density turbulence is found to be reduced within the volume enclosed by an electron thermal internal transport barrier generated with lower hybrid microwave heating in...

Electron heated internal transport barriers in JET (2002)

Hogeweij,G. M. D., Baranov,Y., Conway,G. D., Cortes,S. R., De Baar,M. R., Hawkes,N., ...

By applying lower hybrid current drive (LHCD) for strong electron heating and off-axis current drive starting very early in the discharge, an electron internal transport barrier (eITB) can be...

Towards fully non-inductive current drive operation in JET (2002)

Litaudon,X., Crisanti,F., Alper,B., Artaud,J. F., Baranov,Y. F., Barbato,E., ...

Quasi-steady operation has been achieved at JET in the high- confinement regime with internal transport barriers (ITBs). The ITB has been maintained up to 11s. This duration, much larger than the...

JET quasistationary internal-transport-barrier operation with active control of the pressure profile (2002)

Crisanti,F., Litaudon,X., Mailloux,J., Mazon,D., Barbato,E., Baranov,Y., ...

Quasistationary operation has been achieved on the Joint European Torus tokamak in internal-transport-barrier (ITB) scenarios, with the discharge time limited only by plant constraints. Full current...

Coupling of turbulence and reflectometer simulation codes and comparison with experiment (2002)

Conway,G. D., Kurzan,B., Scott,B., Holzhauer,E., Kaufmann,M.

First proof-of-principle results are presented from the coupling of a numerical (Landau-fluid) turbulence code and three two-dimensional reflectometer simulation codes (finite- difference time domain...

Microturbulence and flow shear in high-performance JET ITB plasma (2002)

Budny, R. V., Andre, R., Becoulet, A., Challis, C. D., Conway, G. D., Dorland, W., ...

The transport, flow shear, and linear growth rates of microturbulence are studied for a JET plasma with high central q in which an internal transport barrier (ITB) forms and crows to a large radius....

Turbulence behaviour during electron heated reversed shear discharges in JET (2002)

Conway, G. D., Hogeweij, G. M. D., De Baar, M. R., Baranov, Y., Barnsley, R., Hawkes, N. C., ...

Low-frequency/long-wavelength density turbulence is found to be reduced within the volume enclosed by an electron thermal internal transport barrier generated with lower hybrid microwave heating in...

Coupling of turbulence and reflectometer simulation codes and comparison with experiment (2002)

Conway, G. D., Kurzan, B., Scott, B., Holzhauer, E., Kaufmann, M.

First proof-of-principle results are presented from the coupling of a numerical (Landau-fluid) turbulence code and three two-dimensional reflectometer simulation codes (finite- difference time domain...

JET quasistationary internal-transport-barrier operation with active control of the pressure profile (2002)

Crisanti, F., Litaudon, X., Mailloux, J., Mazon, D., Barbato, E., Baranov, Y., ...

Quasistationary operation has been achieved on the Joint European Torus tokamak in internal-transport-barrier (ITB) scenarios, with the discharge time limited only by plant constraints. Full current...

Electron heated internal transport barriers in JET (2002)

Hogeweij, G. M. D., Baranov, Y., Conway, G. D., Cortes, S. R., De Baar, M. R., Hawkes, N., ...

By applying lower hybrid current drive (LHCD) for strong electron heating and off-axis current drive starting very early in the discharge, an electron internal transport barrier (eITB) can be...

Towards fully non-inductive current drive operation in JET (2002)

Litaudon, X., Crisanti, F., Alper, B., Artaud, J. F., Baranov, Y. F., Barbato, E., ...

Quasi-steady operation has been achieved at JET in the high- confinement regime with internal transport barriers (ITBs). The ITB has been maintained up to 11s. This duration, much larger than the...

Improved performance of ELMy H-modes at high density by plasma shaping in JET (2002)

Saibene, G., Sartori, R., Loarte, A., Campbell, D. J., Lomas, P. J., Parail, V., ...

We present the results of experiments in JET to study the effect of plasma shape on high density ELMy H-modes, with geometry of the magnetic boundary similar to that envisaged,for the standard,Q = 10...

Improved performance of ELMy H-modes at high density by plasma shaping in JET (2002)

Saibene, G., Sartori, R., Loarte, A., Campbell, I. D., Lomas, P. J., Parail, V., ...

This version is available at the following Publisher URL: http://dx.doi.org/10.1088/0741-3335/44/9/301

ELM moderation with ICRF heating on JET (2002)

Maddison, G. P., Snipes, J. A., Chareau, J. M., Conway, G. D., Hutchinson, I. H., Ingesson, L. C., ...

This version is available at the following Publisher URL: http://dx.doi.org/10.1088/0741-3335/44/9/312

ELM moderation with ICRF heating on JET (2002)

Maddison, G. P., Snipes, J. A., Chareau, J. M., Conway, G. D., Hutchinson, I. H., Ingesson, L. C., ...

A high-density, ELM-free, 'enhanced Dalpha' (EDA) H-mode has been demonstrated with Ohmic or RF heating on the Alcator C-Mod device. An allied 'low particle confinement' H-regime was also observed...