B. Unterberg

Publication List Details

Period

1993 - 2009

Number

139

Co-Authors

On the difference of H-mode power threshold in divertor and limiter tokamaks (2006)

Kalupin, D., Tokar, M. Z., Unterberg, B., Loozen, X., Pilipenko, D., Zagórski, R.

This version is available at the following Publisher URL: http://dx.doi.org/10.1088/0741-3335/48/5A/S30

Transport and divertor properties of the dynamic ergodic divertor (2005)

Lehnen, M., Abdullaev, S. S., Biehl, W., Brezinsek, S., Busch, C., Finken, K. H., ...

The definitive version is available at the following Publisher URL: http://www.iop.org .

Impurity-seeded ELMy H-modes in JET, with high density and reduced heat load (2005)

Monier-Garbet, P, Andrew, P, Belo, P, Bonheure, G, Corre, Y, Crombe, K, ...

Experiments performed at JET during the past two years show that, in high triangularity H-mode plasmas with I-p = 2.5 MA, n(e)/n(Gr) approximate to 1.0, it is possible to radiate separately up to...

Preliminary study of the influence of DED on carbon radiation and transport in the TEXTOR tokamak (2005)

Telesea, G, Crombe, K, Tokar, M, Unterberg, B, Verdoolaege, G, Zagorski, R, ...

Changes on transport and radiation properties of intrinsic carbon under the influence of the Dynamic Ergodic Divertor depend on the modal composition of the induced error field. For 12/4 mode...

Predictive modelling of L and H confinement modes and edge pedestal characteristics (2005)

Kalupin, D., Tokar, M. Z., Unterberg, B., Loozen, X., Pilipenko, D.

This version is available at the following URL: http://dx.doi.org/10.1088/0029-5515/45/6/008

Impurity seeded ELMy H-modes in JET with high density and reduced heat load (2005)

Monier-Garbet, P., Andrew, Ph., Rapp, J., Belo, P., Bonheure, G., Corre, Y., ...

This version is available at the following URL: http://dx.doi.org/10.1088/0029-5515/45/11/022

Nature of the isotope effect on transport in tokamaks (2004)

Tokar, M. Z., Kalupin, D., Unterberg, B.

This version is available at the following Publisher URL: http://prl.aps.org

Predictive modelling of the impact of argon injection on H-mode plasmas in JET with the RITM code (2004)

Unterberg, B., Kalupin, D., Tokar, M. Z., Corrigan, G., Dumortier, P., Huber, A., ...

This version is available at the following Publisher URL: http://dx.doi.org/10.1088/0741-3335/46/5A/026

Towards the realization on JET of an integrated H-mode scenario for ITER (2004)

Ongena, J., Monier-Garbet, P., Suttrop, W., Andrew, Ph., Becoulet, M., Budny, R., ...

This version is available at the following URL: http://dx.doi.org/10.1088/0029-5515/44/1/015

Confinement and transport in EC heated RI-mode discharges in TEXTOR (2004)

Hogeweij, G. M. D., Dumortier, P., Van Eester, D., Hoekzema, F. A., Jaspers, R. J. E., Kalupin, D., ...

This version is available at the following URL: http://dx.doi.org/10.1088/0029-5515/44/4/007

Towards the realization on JET of an integrated H-mode scenario for ITER (2004)

Ongena, J., Monier-Garbet, P., Suttrop, W., Andrew, P., Becoulet, M., Budny, R., ...

ELMy H-mode experiments at JET in 2000/mid-2002 have focused on discharges with normalized parameters for plasma density, energy confinement and beta similar to those of the ITER Q(DT) = 10 reference...

Status of and prospects for advanced tokamak regimes from multi-machine comparisons using the 'International Tokamak Physics Activity' database (2004)

Litaudon, X., Barbato, E., Becoulet, A., Doyle, E. J., Fujita, T., Gohil, P., ...

Advanced tokamak regimes obtained in ASDEX Upgrade, DIII-D, FF-U, JET, JT-60U, TCV and Tore Supra experiments are assessed both in terms of their fusion performance and capability for ultimately...

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...

Role of sawtooth in avoiding impurity accumulation and maintaining good confinement in JET radiative mantle discharges (2003)

Nave,M. F. F., Rapp,J., Bolzonella,T., Dux,R., Mantsinen,M. J., Budny,R., ...

Impurity injection in the JET ELMy H-mode regime has produced high-confinement, quasi-steady-state plasmas with densities close to the Greenwald density. However, at large Ar densities, a sudden loss...

Towards the realization on JET of an integrated H-mode scenario for ITER (2003)

Ongena,J., Monier-Garbet,P., Suttrop,W., Andrew,P., Bécoulet,M., Budny,R., ...

ELMy H-Mode experiments at JET since 2000 have focussed on the steady state and simultaneous realization of the ITER QDT=10 requirements in the normalized parameters for density, confinement and...

Reduction of divertor heat load in JET ELMy H-modes using impurity seeding techniques (2003)

Rapp,J., Monier-Garbet,P., Andrew,P., Dumortier,P., Eich,T., Fundamenski,W., ...

One of the most severe problems for fusion reactors is the power load on the divertor target plates. In order to reduce the power load in the divertor radiation cooling by seeding of impurities is...

Increased understanding of the dynamics and transport in ITB plasmas from multi-machine comparisons (2003)

Gohil,P., Kinsey,J., Parail,V., Litaudon,X., Fukuda,T., Hoang,T., ...

Our understanding of the physics of internal transport barriers (ITBs) is being furthered by analysis and comparisons of experimental data from many different tokamaks worldwide. An international...

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...

Role of sawtooth in avoiding impurity accumulation and maintaining good confinement in JET radiative mantle discharges (2003)

Nave, M. F. F., Rapp, J., Bolzonella, T., Dux, R., Mantsinen, M. J., Budny, R., ...

Impurity injection in the JET ELMy H-mode regime has produced high-confinement, quasi-steady-state plasmas with densities close to the Greenwald density. However, at large Ar densities, a sudden loss...

Towards the realization on JET of an integrated H-mode scenario for ITER (2003)

Ongena, J., Monier-Garbet, P., Suttrop, W., Andrew, P., Bécoulet, M., Budny, R., ...

ELMy H-Mode experiments at JET since 2000 have focussed on the steady state and simultaneous realization of the ITER QDT=10 requirements in the normalized parameters for density, confinement and...

Reduction of divertor heat load in JET ELMy H-modes using impurity seeding techniques (2003)

Rapp, J., Monier-Garbet, P., Andrew, P., Dumortier, P., Eich, T., Fundamenski, W., ...

One of the most severe problems for fusion reactors is the power load on the divertor target plates. In order to reduce the power load in the divertor radiation cooling by seeding of impurities is...

Increased understanding of the dynamics and transport in ITB plasmas from multi-machine comparisons (2003)

Gohil, P., Kinsey, J., Parail, V., Litaudon, X., Fukuda, T., Hoang, T., ...

Our understanding of the physics of internal transport barriers (ITBs) is being furthered by analysis and comparisons of experimental data from many different tokamaks worldwide. An international...

Plasma edge transport phenomena caused by particle drifts and sources in TEXTOR (2003)

Lehnen, M., Brix, M., Samm, U., Schweer, B., Unterberg, B.

This version is available at the following URL: http://dx.doi.org/10.1088/0029-5515/43/3/302

Impurity-seeded plasma experiments on JET (2003)

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

This version is available at the following URL: http://dx.doi.org/10.1088/0029-5515/43/1/306

Impact of hydrogen fuelling on confinement properties in radiative improved mode (2003)

Kalupin, D., Dumortier, P., Messiaen, A., Tokar, M. Z., Unterberg, B.

This version is available at the following Publisher URL: http://stacks.iop.org/0741-3335/45/1501

Electron cyclotron resonance heating on TEXTOR (2003)

Westerhof, E., Hogeweij, G. M. D., Hoekzema, J. A., Jaspers, R. J. E., Schüller, F. C., Barth, C. J., ...

This version is available at the following URL: http://dx.doi.org/10.1088/0029-5515/43/11/009

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...

Confinement properties of high density impurity seeded ELMy H- mode discharges at low and high triangularity on JET (2002)

Dumortier,P., Andrew,P., Bonheure,G., Budny,R. V., Buttery,R., Charlet,M., ...

The design value for ITER is based on operation at n/n(GW) = 0.85, beta(n) = 1.8 and H98(y, 2) = 1. These values have been routinely achieved in JET in argon seeded ELMy H-mode discharges in...

Seeding of impurities in JET H-mode discharges to mitigate the impact of ELMs (2002)

Jachmich,S., Maddison,G., Beurskens,M. N. A., Dumortier,P., Eich,T., Messiaen,A., ...

ELMy H-mode is one of the foreseen operational scenarios for ITER-FEAT. Good confinement and density is usually associated with Type I ELMs, which, however, will have a severe impact on the divertor...

High density, high performance high-confinement-mode plasmas in the Joint European Torus (JET) (2002)

Suttrop,W., Ongena,J., Becoulet,M., Cordey,J. G., Dumortier,P., Huysmans,G. T. A., ...

Recent experiments at the Joint European Torus [Rebut , Fusion Eng. Des. 22, 7 (1993)] aim to improve confinement quality in high-confinement-mode (H-mode) plasmas at high densities. Energy...

Confinement properties of high density impurity seeded ELMy H- mode discharges at low and high triangularity on JET (2002)

Dumortier, P., Andrew, P., Bonheure, G., Budny, R. V., Buttery, R., Charlet, M., ...

The design value for ITER is based on operation at n/n(GW) = 0.85, beta(n) = 1.8 and H98(y, 2) = 1. These values have been routinely achieved in JET in argon seeded ELMy H-mode discharges in...

Seeding of impurities in JET H-mode discharges to mitigate the impact of ELMs (2002)

Jachmich, S., Maddison, G., Beurskens, M. N. A., Dumortier, P., Eich, T., Messiaen, A., ...

ELMy H-mode is one of the foreseen operational scenarios for ITER-FEAT. Good confinement and density is usually associated with Type I ELMs, which, however, will have a severe impact on the divertor...

High density, high performance high-confinement-mode plasmas in the Joint European Torus (JET) (2002)

Suttrop, W., Ongena, J., Becoulet, M., Cordey, J. G., Dumortier, P., Huysmans, G. T. A., ...

Recent experiments at the Joint European Torus [Rebut , Fusion Eng. Des. 22, 7 (1993)] aim to improve confinement quality in high-confinement-mode (H-mode) plasmas at high densities. Energy...

Effects of impurity seeding in DIII-D radiating mantle discharges (2002)

Jackson, G. L., Murakami, M., McKee, G. R., Baker, D. R., Boedo, J. A., La Haye, C. E., ...

This version is available at the following URL: http://dx.doi.org/10.1088/0029-5515/42/1/305

Predictive modelling of impurity seeded plasmas in JET (2002)

Tokar, M. Z., Nordmann, H., Weiland, J., Ongena, J., Parail, V., Unterberg, B.

This version is available at the following Publisher URL: http://dx.doi.org/10.1088/0741-3335/44/9/308

Comparison of L-mode regimes with enhanced confinement by impurity seeding in JET and DIII-D (2002)

Jackson, G. L., Murakami, M., Baker, D. R., Budny, R., De Baar, M. R., Evans, T. E., ...

This version is available at the following Publisher URL: http://dx.doi.org/10.1088/0741-3335/44/9/307

Radiation pattern and impurity transport in argon seeded ELMy H-mode discharges in JET (2002)

Puiatti, M. E., Mattioli, M., Telesca, V. M., Valisa, M., Coffey, I. H., Dumortier, P., ...

This version is available at the following Publisher URL: http://dx.doi.org/10.1088/0741-3335/44/9/305

High density, high performance high-confinement-mode plasmas in the Joint European Torus (JET) (2002)

Suttrop, W., Ongena, J., Becoulet, M., Cordey, J. G., Dumortier, P., Huysmans, G. T. A., ...

Recent experiments at the Joint European Torus [Rebut , Fusion Eng. Des. 22, 7 (1993)] aim to improve confinement quality in high-confinement-mode (H-mode) plasmas at high densities. Energy...

Recent progress on JET towards the ITER reference mode of operation at high density (2001)

Ongena, J., Suttrop, W., Becoulet, M., Cordey, G., Dumortier, P., Eich, Th., ...

This version is available at the following Publisher URL: http://dx.doi.org/10.1088/0741-3335/43/12A/302

Modelling of confinement degradation in the radiative improved mode caused by a strong gas puff (2001)

Kalupin, D., Tokar, M. Z., Dumortier, P., Messiaen, A., Reiser, D., Soldatov, S., ...

This version is available at the following Publisher URL: http://dx.doi.org/10.1088/0741-3335/43/7/308

New diagnostics for physics studies on TEXTOR-94 (2001)

Donne, J. H., Jaspers, R., Barth, C. J., Bindslev, H., Elzendoorn, B. S. Q., Van Gorkom, J. C., ...

This version is available at the following Publisher URL: http://rsi.aip.org

Recent progress on JET towards the ITER reference mode of operation at high density (2001)

Ongena, J., Suttrop, W., Becoulet, M., Cordey, G., Dumortier, P., Eich, T., ...

Recent progress towards obtaining high density and high confinement in JET as required for the ITER reference scenario at Q = 10 is summarized. Plasmas with simultaneous confinement H-98(y.2) = 1 and...

Pellet fuelling into radiative improved confinement discharges in TEXTOR-94 (2000)

Hobirk, J., Messiaen, A. M., Finken, K. H., Ongena, J., Brix, M., Jaspers, R., ...

This version is available at the following URL: http://dx.doi.org/10.1088/0029-5515/40/8/305

Spectroscopic measurements of the ion temperature profile in front of a limiter in Textor-94 (2000)

Huber, A., Pospieszczyk, A., Rusbüldt, D., Schweer, B., Unterberg, B.

This version is available at the following Publisher URL: http://dx.doi.org/10.1088/0741-3335/42/5/307

JET radiative mantle experiments in ELMY H-mode (2000)

Strachan, J. D., Budney, R., Coffey, I. H., Dumortier, P., Grisolia, D., Harbour, P. J., ...

This version is available at the following Publisher URL: http://dx.doi.org/10.1088/0741-3335/42/5A/306

Neon radiation efficiency for different confinement regimes in TEXTOR-94 (2000)

Telesca, V. M., Unterberg, B., Jaspers, R., Messiaen, A. M., Ongena, J., Rapp, J., ...

This version is available at the following URL: http://dx.doi.org/10.1088/0029-5515/40/11/304

Model for the transition to the radiatively improved mode in a tokama (2000)

Tokar, M. Z., Ongena, J., Unterberg, B., Weynants, R. R.

This version is available at the following Publisher URL: http://prl.aps.org

Impurity-induced turbulence suppression and reduced transport in the DIII-D tokamak (2000)

McKee, George R., Murakami, M., Boedo, J.A., Brooks, N.H., Burrell, K.H., Ernst, D.R., ...

This material is presented to ensure timely dissemination of scholarly and technical work. Copyright and all rights therein are retained by authors or by other copyright holders. All persons copying...

Improved Confinement with Edge Radiative Cooling at High Densities and High Heating Power in TEXTOR (1994)

Messiaen, A. M., Ongena, J., Samm, U., Unterberg, B., Vandenplas, P.E., Van Oost, G., ...

This version is available at http://dx.doi.org/10.1088/0029-5515/34/6/I06 Copyright © IOP Publishing Ltd.

Experimental Measurements of the Fuelling Efficiency of Impurities injected into Textor (1993)

McCracken, G. M., Samm, U., Stangeby, P. C., Bertschinger, G., Boedo, J. A., Davies, S. J., ...

This version is available at http://dx.doi.org/10.1088/0029-5515/33/10/I01 Copyright © IOP Publishing Ltd.