S. K. Erents

Details der Publikationsliste

Zeitraum

1991 - 2009

Anzahl

43

Co-Autoren

Erosion and deposition in the JET MkII-SRP divertor (2007)

Coad, J. P., Andrew, P., Erents, S. K., Hole, D. E., Likonen, J., Mayer, M., ...

Carbon-13 labelled methane was injected into the outer divertor during a series of H-mode discharges on the last day of operations with the JET MkII-SRP divertor. Tiles from around the vessel were...

A possible role of radial electric field in driving parallel ion flow in scrape-off layer of divertor tokamaks (2007)

Chankin, A. V., Coster, D. P., Asakura, N., Corrigan, G., Erents, S. K., Fundamenski, W., ...

The radial electric field in known to be one of the drivers of parallel ion flow in the SOL. It contributes to the ion Pfirsch-Schluter flow and also determines the 'return parallel flow' that can...

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....

Far SOL ELM ion energies in JET (2006)

Pitts, R. A., Fundamenski, W., Erents, S. K., Andrew, Y., Loarte, A., Silva, C.

There is an increasing body of evidence that the energy lost from diverted tokamak plasmas due to edge localized mode (ELM) activity may not be confined solely to deposition on divertor components....

Methane screening in JET reverse field experiments (2005)

Strachan, J. D., Alper, B., Corrigan, G., Erents, S. K., Giroud, C., Korotkov, A., ...

JET plasmas with reverse magnetic field feature a different SOL flow than those with normal field. The observed carbon fuelling efficiency from injecting methane gas was similar in reverse and normal...

Edge and divertor physics with reversed toroidal field in JET (2005)

Pitts, R. A., Andrew, P., Bonnin, X., Chankin, A. V., Corre, Y., Corrigan, G., ...

Asymmetries are a ubiquitous feature of the scrape-off layer (SOL) and divertor plasmas in any tokamak and are thought to be driven primarily by a variety of drift flows, the directions of which...

EDGE2D code simulations of SOL flows and in-out divertor asymmetries in JET (2005)

Kirnev, G. S., Corrigan, G., Coster, D., Erents, S. K., Fundamenski, W., Matthews, G. F., ...

EDGE2D simulations show that high SOL flows can be generated when an additional radial convective transport is applied in the SOL and pedestal region along with a 'ballooning-like' poloidal variation...

Particle-in-cell simulations of the impact of retarding field analyser probe head geometry on ion saturation current measurements (2004)

Panek, R., Pitts, R. A., Gunn, J. R., Erents, S. K.

The Retarding Field Analyser (REA) is essentially the only practical tool for the measurement of ion energies parallel to the total magnetic field in the tokamak scrape-off layer plasma. One such...

A comparison of experimental measurements and code results to determine flows in the JET SOL (2004)

Erents, S. K., Pitts, R. A., Fundamenski, W., Gunn, J. P., Matthews, G. F.

Two reciprocating probe systems, at the same poloidal position at the top of the JET torus but toroidally separated by 180degrees, have been used to measure parallel flow in the scrape-off layer...

Impurity-seeded plasma experiments on JET (2003)

Maddison, G. P., Brix, M., Budny, R., Charlet, M., Coffey, I., Cordey, J. G., ...

Scaling to larger tokamaks of high confinement plasmas with radiating edges, induced by impurities, is being studied through internationally collaborative experiments on JET. In campaigns till the...

Comparing scrape-off layer and divertor physics in JET pure He and D discharges (2003)

Pitts, R. A., Andrew, P., Andrew, Y., Becoulet, C., Coffey, I., Coster, D., ...

Though helium plasmas are one option for the low activation phase of ITER, little effort has thus far been devoted to studying them in a large, diverted tokamak. A recent campaign on JET has...

Retarding field energy analyzer for the JET plasma boundary (2003)

Pitts, R. A., Chavan, R., Davies, S. J., Erents, S. K., Kaveney, G., Matthews, G. F., ...

Retarding field analyzers (RFAs) are essentially the only practical tool with which to measure the distribution of ion energies in the boundary plasma of magnetic fusion devices. The technique has...

Comparing scrape-off layer and divertor physics in JET pure He and D discharges (2003)

Pitts, R. A., Andrew, P., Andrew, Y., Becoulet, M., Coffey, I., Coster, D., ...

Though helium plasmas are one option for the low activation phase of ITER, little effort has thus far been devoted to studying them in a large, diverted tokamak. A recent campaign on JET has...

Overview of JET results (2003)

Pamela, J., Solano, E. R., Adams, J. M., Agarici, G., Agarici, M., Akhter, H., ...

Scientific and technical activities on JET focus on the issues likely to affect the ITER design and operation. Our understanding of the ITER reference mode of operation, the ELMy H-mode, has...

Comparison of carbon and main ion radiation profiles in matched helium and deuterium plasmas in JET (2003)

Fenstermacher, M. E., Lawson, K. D., Porter, G. D., Erents, S. K., Ingesson, C., Matthews, G. F., ...

This paper examines the radiation profiles and corresponding ionization source profiles of carbon and main plasma ions in matched helium and deuterium. L-mode plasmas in JET. The radiation...

Beryllium and carbon films in JET following D-T operation. (2003)

Rubel, M., Coad, J.P., Bekris, N., Erents, S.K., Hole, D., Matthews, G.F., ...

Proc. of the 15th Internat.Conf.on Plasma Surface Interactions in Controlled Fusion Devices (PSI-15), Gifu, J, May 27-31, 2002

Overview of JET results in support of the ITER physics basis (2001)

Adams, J. M., Ageladarakis, P., Alper, B., Altmann, H., Arshad, S., Bainbridge, N., ...

The JET experimental campaign has focused on studies in support of the ITER physics basis. An overview of the results obtained is given for the reference ELMy H mode and advanced scenarios, which in...

Erosion/deposition issues at JET. (2001)

Coad, J.P., Bekris, N., Elder, J.D., Erents, S.K., Hole, D.E., Lawson, K.D., ...

Proc.of the 14th Internat.Conf.on Plasma Surface Interactions in Controlled Fusion Devices, Rosenheim, May 22-26, 2000

High performance Joint European Torus (JET) plasmas for deuterium-tritium operation with the MkII divertor (1997)

Jones, T. T. C., Adams, J. M., Ageladarakis, P., AliArshad, S., Alper, B., Altmann, H., ...

Planned experiments in the Joint European Torus [Plasma Physics and Controlled Fusion Research, Proceedings, 13th International Conference, Washington, D.C., 1990 (International Atomic Energy Agency,...

Latest JET results in deuterium and deuterium-tritium plasmas (1997)

Adams, J. M., Ageladarakis, P., Arshad, S. A., Alper, B., Altmann, H., Andrew, P., ...

All major JET systems have been fully commissioned for D-T and the DTE1 series of experiments has started with the D-T fuel mixture and operating conditions foreseen for ITER. In the area of ITER...

JET results with the new pumped divertor and implications for ITER (1995)

Adams, J. M., Ageladarakis, P., Alper, B., Altmann, H., Andrew, P., AliArshad, S., ...

This paper presents an overview of results of the 1994/95 experimental campaign on JET with the new pumped divertor and draws implications for ITER in the areas of detached and radiative divertor...

First Results with the Modified Jet - the Jet Team (1994)

Adams, J. M., Agarici, Y., Ageladarakis, P., Alper, B., Altmann, H., Andrew, P., ...

JET was extensively modified in the 1992/93 shutdown. The new pumped divertor and many new systems were brought into operation early in 1994. Operations have progressed to 4MA plasma current and,...

Boundary Ion Temperatures and Ion Orbit Losses in Jet (1991)

Weisen, H., Bergsaker, H., Campbell, D. J., Erents, S. K., Dekock, Lcjm, McCracken, G. M., ...

Ion and electron temperatures of up to 5 keV have been obtained within 10 cm of the last closed flux surface (LCFS) in hot ion H-modes with 18 MW of neutral beam heating. The ion temperature profiles...