J. Neuhauser

Details der Publikationsliste

Zeitraum

1989 - 2009

Anzahl

282

Co-Autoren

Divertor power deposition and target current asymmetries during type-1 ELMS in ASDEX Upgrade and JET (2007)

Eich, T., Kallenbach, A., Pitts, R. A., Jachmich, S., Fuchs, J. C., Herrmann, A., ...

Analysis of the type-l ELM power load asymmetries using infra-red thermography and target current measurements is performed ASDEX Upgrade Upper Single Null and JET DOC-L type-I ELMy H-Mode discharges...

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....

Survey of Type I ELM dynamics measurements (2006)

Leonard, A. W., Asakura, N., Boedo, J. A., Becoulet, M., Counsell, G. F., Eich, T., ...

This report summarizes Type I edge localized mode (ELM) dynamics measurements from a number of tokamaks, including ASDEX-Upgrade, DIII-D, JET, JT-60U and MAST, with the goal of providing guidance and...

Overview of ASDEX Upgrade results-development of integrated operating scenarios for ITER (2005)

Günter,S., Angioni,C., Apostoliceanu,M., Atanasiu,C., Balden,M., Becker,G., ...

This article based on the 2004 Fusion Energy Conference contribution (Vilamoura, Portugal, 1-6 November 2004)

Overview of ASDEX Upgrade results-development of integrated operating scenarios for ITER (2005)

Günter, S., Angioni, C., Apostoliceanu, M., Atanasiu, C., Balden, M., Becker, G., ...

This article based on the 2004 Fusion Energy Conference contribution (Vilamoura, Portugal, 1-6 November 2004)

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...

Local 3D perturbation experiments for probing the ELM stability (2005)

Lang, P. T., Hobirk, J., Horton, L. D., Kallenbach, A., Maraschek, M., Mertens, V., ...

Empirical estimates indicate that the transient divertor power load induced by type-I ELMs in the standard H-mode ITER scenario might result in intolerably short target life times. Significant...

Power deposition onto plasma facing components in poloidal divertor tokamaks during type-I ELMS and disruptions (2005)

Eich, T., Herrmann, A., Pautasso, G., Andrew, P., Asakura, N., Boedo, J. A., ...

A comparative analysis of the spatial and temporal characteristics of transient energy loads (ELMs and disruptions) on plasma facing components (PFCs) in present tokamak devices and their...

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...

Stationary and Transient Divertor Heat Flux Profiles and Extrapolation to ITER (2003)

Herrmann,A., Eich,T., Jachmich,S., Laux,M., Andrew,P., Bergmann,A., ...

Experimental results on divertor heat load measurements from ASDEX Upgrade and JET are discussed. Thereby three topics are considered: (i) parameter dependence of steady state heat flux profiles,...

Plasma position measurements from ordinary FM-CW reflectometry on ASDEX Upgrade (2003)

Santos,J., Manso,M., Varela,P., Neuhauser,J.

Microwave reflectometry has been proposed as an alternative/backup approach to the usual magnetic systems in long pulse operation on the International Thermonuclear Experimental Reactor (ITER) for...

ELM frequency control by continuous small pellet injection in ASDEX Upgrade (2003)

Lang,P. T., Neuhauser,J., Horton,L. D., Eich,T., Fattorini,L., Fuchs,J. C., ...

Injection of cryogenic deuterium pellets has been successfully applied in ASDEX Upgrade for external edge localized mode (ELM) frequency control in type-I ELMy H-mode discharge scenarios. A pellet...

Edge transport and its interconnection with main chamber recycling in ASDEX Upgrade (2003)

Kallenbach,A., Dux,R., Gafert,J., Haas,G., Horton,L. D., Jakobi,M., ...

Edge profiles of electron temperature and density are measured in ASDEX Upgrade with a high spatial resolution of 2–3 mm with Thomson scattering. In the region of the edge transport barrier in ELMy...

Edge and divertor physics in ASDEX Upgrade (2003)

Neuhauser,J., Bosch,H. S., Coster,D., Herrmann,A., Kallenbach,A.

An overview of edge and divertor physics research on ASDEX Upgrade of relevance for next-step fusion devices like ITER is presented. The results described were primarily obtained in lower single-null...

The ASDEX Upgrade divertor IIb—a closed divertor for strongly shaped plasmas (2003)

Neu,R., Fuchs,J. C., Kallenbach,A., Maggi,C., Rohde,V., Ryter,F., ...

A new divertor configuration (DIV-IIb) has been implemented in ASDEX Upgrade. In order to accommodate a large variety of plasma shapes with bottom triangularities (δbot) up to 0.48, the outer...

Nonaxisymmetric energy deposition pattern on ASDEX Upgrade divertor target plates during Type-I edge-localized modes (2003)

Eich,T., Herrmann,A., Neuhauser,J.

In the ASDEX Upgrade tokamak, complex power deposition structures on the divertor target plates during type-I edge-localized modes (ELMs) have been discovered by fast (few microseconds),...

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...

Type-I ELM mode structure observed by divertor thermography in ASDEX Upgrade (2003)

Eich,T., Herrmann,A., Neuhauser,J., Günter,S.

In the ASDEX Upgrade tokamak, power deposition structures on the outer divertor target surfaces during type-I Edge Localised Modes (ELMs) have been discovered by infra red thermography. These...

Stationary and Transient Divertor Heat Flux Profiles and Extrapolation to ITER (2003)

Herrmann, A., Eich, T., Jachmich, S., Laux, M., Andrew, P., Bergmann, A., ...

Experimental results on divertor heat load measurements from ASDEX Upgrade and JET are discussed. Thereby three topics are considered: (i) parameter dependence of steady state heat flux profiles,...

Plasma position measurements from ordinary FM-CW reflectometry on ASDEX Upgrade (2003)

Santos, J., Manso, M., Varela, P., Neuhauser, J., ASDEX Upgrade Team

Microwave reflectometry has been proposed as an alternative/backup approach to the usual magnetic systems in long pulse operation on the International Thermonuclear Experimental Reactor (ITER) for...

ELM frequency control by continuous small pellet injection in ASDEX Upgrade (2003)

Lang, P. T., Neuhauser, J., Horton, L. D., Eich, T., Fattorini, L., Fuchs, J. C., ...

Injection of cryogenic deuterium pellets has been successfully applied in ASDEX Upgrade for external edge localized mode (ELM) frequency control in type-I ELMy H-mode discharge scenarios. A pellet...

Edge transport and its interconnection with main chamber recycling in ASDEX Upgrade (2003)

Kallenbach, A., Dux, R., Gafert, J., Haas, G., Horton, L. D., Jakobi, M., ...

Edge profiles of electron temperature and density are measured in ASDEX Upgrade with a high spatial resolution of 2–3 mm with Thomson scattering. In the region of the edge transport barrier in ELMy...

Edge and divertor physics in ASDEX Upgrade (2003)

Neuhauser, J., Coster, D., Herrmann, A., Kallenbach, A.

An overview of edge and divertor physics research on ASDEX Upgrade of relevance for next-step fusion devices like ITER is presented. The results described were primarily obtained in lower single-null...

The ASDEX Upgrade divertor IIb—a closed divertor for strongly shaped plasmas (2003)

Neu, R., Fuchs, J. C., Kallenbach, A., Maggi, C., Rohde, V., Ryter, F., ...

A new divertor configuration (DIV-IIb) has been implemented in ASDEX Upgrade. In order to accommodate a large variety of plasma shapes with bottom triangularities (δbot) up to 0.48, the outer...

Nonaxisymmetric energy deposition pattern on ASDEX Upgrade divertor target plates during Type-I edge-localized modes (2003)

Eich, T., Herrmann, A., Neuhauser, J., ASDEX Upgrade Team

In the ASDEX Upgrade tokamak, complex power deposition structures on the divertor target plates during type-I edge-localized modes (ELMs) have been discovered by fast (few microseconds),...

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...

Type-I ELM mode structure observed by divertor thermography in ASDEX Upgrade (2003)

Eich, T., Herrmann, A., Neuhauser, J., Günter, S., ASDEX Upgrade Team

In the ASDEX Upgrade tokamak, power deposition structures on the outer divertor target surfaces during type-I Edge Localised Modes (ELMs) have been discovered by infra red thermography. These...

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...

Steady state advanced scenarios at ASDEX Upgrade (2002)

Sips,A.C.C., Arslanbekov,R., Atanasiu,C., Becker,W., Becker,G., Behler,K., ...

Recent experiments at ASDEX Upgrade have achieved advanced scenarios with high beta(N) (> 3) and confinement enhancement over ITER98(y, 2) scaling, H-H98y2 = 1.1-1.5, in steady state. These...

Impurity behaviour in the ASDEX Upgrade divertor tokamak with large area tungsten walls (2002)

Neu,R., Dux,R., Geier,A., Kallenbach,A., Pugno,R., Rohde,V., ...

At the central column of ASDEX Upgrade, an area of 5.5 m(2) of graphite tiles was replaced by tungsten-coated tiles representing about two-thirds of the total area of the central column. No negative...

Properties of the new divertor IIb in ASDEX Upgrade (2002)

Neu,R., Fuchs,J. C., Haas,G., Herrmann,A., Kallenbach,A., Laux,M., ...

A new divertor configuration (DIV IIb) has been implemented in ASDEX Upgrade. In order to accommodate a large variety of plasma shapes with bottom triangularities (delta(bot)) up to 0.48, the outer...

Transport into and across the scrape-off layer in the ASDEX Upgrade divertor tokamak (2002)

Neuhauser,J., Coster,D., Fahrbach,H. U., Fuchs,J. C., Haas,G., Herrmann,A., ...

The elements of transport into and across the scrape-off layer in the poloidal divertor tokamak ASDEX Upgrade are analysed for different operational regimes with emphasis on enhanced confinement...

Divertor for W7-X : II. Comparison of island and axisymmetric divertor (2002)

Schneider,R., Renner,H., Bonnin,X., Coster,D., Neuhauser,J.

The need for sufficient power and particle exhaust is common to all magnetic confinement concepts. For the new stellarator W7- X, making use of the intrinsic island structure at the edge, an island...

High ß plasmoid formation, drift and striations during pellet ablation in ASDEX Upgrade (2002)

Müller,H. W., Dux,R., Kaufmann,M., Lang,P. T., Lorenz,A., Maraschek,M., ...

The ablated material of a frozen hydrogen isotope pellet which is injected into a hot tokamak plasma forms a high beta plasmoid. This diamagnetic plasmoid is accelerated to the magnetic low field...

High ß plasmoid formation, drift and striations during pellet ablation in ASDEX Upgrade (2002)

Müller, H. W., Dux, R., Kaufmann, M., Lang, P. T., Lorenz, A., Maraschek, M., ...

The ablated material of a frozen hydrogen isotope pellet which is injected into a hot tokamak plasma forms a high beta plasmoid. This diamagnetic plasmoid is accelerated to the magnetic low field...

Impurity behaviour in the ASDEX Upgrade divertor tokamak with large area tungsten walls (2002)

Neu, R., Dux, R., Geier, A., Kallenbach, A., Pugno, R., Rohde, V., ...

At the central column of ASDEX Upgrade, an area of 5.5 m(2) of graphite tiles was replaced by tungsten-coated tiles representing about two-thirds of the total area of the central column. No negative...

Properties of the new divertor IIb in ASDEX Upgrade (2002)

Neu, R., Fuchs, J. C., Haas, G., Herrmann, A., Kallenbach, A., Laux, M., ...

A new divertor configuration (DIV IIb) has been implemented in ASDEX Upgrade. In order to accommodate a large variety of plasma shapes with bottom triangularities (delta(bot)) up to 0.48, the outer...

Transport into and across the scrape-off layer in the ASDEX Upgrade divertor tokamak (2002)

Neuhauser, J., Coster, D., Fahrbach, H. U., Fuchs, J. C., Haas, G., Herrmann, A., ...

The elements of transport into and across the scrape-off layer in the poloidal divertor tokamak ASDEX Upgrade are analysed for different operational regimes with emphasis on enhanced confinement...

Divertor for W7-X : II. Comparison of island and axisymmetric divertor (2002)

Schneider, R., Renner, H., Bonnin, X., Coster, D., Neuhauser, J.

The need for sufficient power and particle exhaust is common to all magnetic confinement concepts. For the new stellarator W7- X, making use of the intrinsic island structure at the edge, an island...

Steady state advanced scenarios at ASDEX Upgrade (2002)

Sips, A.C.C., Arslanbekov, R., Atanasiu, C., Becker, W., Becker, G., Behler, K., ...

Recent experiments at ASDEX Upgrade have achieved advanced scenarios with high beta(N) (> 3) and confinement enhancement over ITER98(y, 2) scaling, H-H98y2 = 1.1-1.5, in steady state. These...