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Gergely Papp

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Related publications (38)

First principles and integrated modelling achievements towards trustful fusion power predictions for JET and ITER

Patrick Blanchard, Basil Duval, Ambrogio Fasoli, Richard Pitts, Olivier Sauter, Henri Weisen, Marco Wischmeier, Jan Horacek, Yann Camenen, Jonathan Graves, Francesca Maria Poli, Duccio Testa, Emiliano Fable, Mikhail Maslov, Javier García Hernández, Federico Alberto Alfredo Felici, Daniele Brunetti, Antoine Pierre Emmanuel Alexis Merle, Federico Nespoli, Anna Teplukhina, Leonardo Pigatto, Hamish William Patten, Alberto Mariani, Nicola Vianello, Antonio José Pereira de Figueiredo, Samuel Lanthaler, Cristian Sommariva, Davide Galassi, Alessandro Pau, Yao Zhou, Otto Asunta, Kenji Tanaka, Haomin Sun, Michele Marin, Yiming Li, Gergely Papp, Bernhard Sieglin

Predictability of burning plasmas is a key issue for designing and building credible future fusion devices. In this context, an important effort of physics understanding and guidance is being carried out in parallel to JET experimental campaigns in H and D ...

2019

A new mechanism for increasing density peaking in tokamaks: improvement of the inward particle pinch with edge E x B shearing

Patrick Blanchard, Basil Duval, Ambrogio Fasoli, Richard Pitts, Olivier Sauter, Henri Weisen, Marco Wischmeier, Jan Horacek, Yann Camenen, Jonathan Graves, Francesca Maria Poli, Duccio Testa, Emiliano Fable, Mikhail Maslov, Javier García Hernández, Federico Alberto Alfredo Felici, Daniele Brunetti, Antoine Pierre Emmanuel Alexis Merle, Federico Nespoli, Anna Teplukhina, Leonardo Pigatto, Hamish William Patten, Alberto Mariani, Nicola Vianello, Antonio José Pereira de Figueiredo, Samuel Lanthaler, Cristian Sommariva, Davide Galassi, Alessandro Pau, Yao Zhou, Otto Asunta, Kenji Tanaka, Haomin Sun, Michele Marin, Yiming Li, Gergely Papp, Bernhard Sieglin

Developing successful tokamak operation scenarios, as well as confident extrapolation of present-day knowledge requires a rigorous understanding of plasma turbulence, which largely determines the quality of the confinement. In particular, accurate particle ...

2019

Recurrence Plots for Dynamic Analysis of Type-I ELMs at JET With a Carbon Wall

Patrick Blanchard, Basil Duval, Ambrogio Fasoli, Richard Pitts, Olivier Sauter, Henri Weisen, Marco Wischmeier, Jan Horacek, Yann Camenen, Jonathan Graves, Francesca Maria Poli, Duccio Testa, Emiliano Fable, Mikhail Maslov, Javier García Hernández, Federico Alberto Alfredo Felici, Daniele Brunetti, Antoine Pierre Emmanuel Alexis Merle, Federico Nespoli, Anna Teplukhina, Leonardo Pigatto, Hamish William Patten, Alberto Mariani, Nicola Vianello, Antonio José Pereira de Figueiredo, Samuel Lanthaler, Cristian Sommariva, Davide Galassi, Alessandro Pau, Yao Zhou, Otto Asunta, Kenji Tanaka, Haomin Sun, Michele Marin, Yiming Li, Gergely Papp, Bernhard Sieglin

In this paper, the dynamic characteristics of type-I edge-localized modes (ELM) time series from the JET tokamak, the world's largest magnetic confinement plasma physics experiment, have been investigated through recurrence plots (RPs). The analysis has be ...

2019

Adaptive learning for disruption prediction in non-stationary conditions

Patrick Blanchard, Basil Duval, Ambrogio Fasoli, Richard Pitts, Olivier Sauter, Henri Weisen, Marco Wischmeier, Jan Horacek, Yann Camenen, Jonathan Graves, Francesca Maria Poli, Duccio Testa, Emiliano Fable, Mikhail Maslov, Javier García Hernández, Federico Alberto Alfredo Felici, Daniele Brunetti, Antoine Pierre Emmanuel Alexis Merle, Federico Nespoli, Anna Teplukhina, Leonardo Pigatto, Hamish William Patten, Alberto Mariani, Nicola Vianello, Antonio José Pereira de Figueiredo, Samuel Lanthaler, Cristian Sommariva, Davide Galassi, Alessandro Pau, Yao Zhou, Otto Asunta, Kenji Tanaka, Haomin Sun, Michele Marin, Yiming Li, Gergely Papp, Bernhard Sieglin

For many years, machine learning tools have proved to be very powerful disruption predictors in tokamaks. On the other hand, the vast majority of the techniques deployed assume that the input data is independent and is sampled from exactly the same probabi ...

2019

A locked mode indicator for disruption prediction on JET and ASDEX upgrade

Patrick Blanchard, Roland Behn, Basil Duval, Ambrogio Fasoli, Timothy Goodman, Yves Martin, Jean-Marc Moret, Richard Pitts, Olivier Sauter, Henri Weisen, Holger Reimerdes, Stefano Coda, Alberto Bottino, Marco Wischmeier, Jan Horacek, Andrea Scarabosio, Hartmut Zohm, Alexander Karpushov, Laurie Porte, Yanis Andrebe, Yann Camenen, Jonathan Graves, Thomas Binderup Jensen, Benoît Labit, Emiliano Fable, Mikhail Maslov, Javier García Hernández, David Pfefferlé, Ben McMillan, Marc Gruber, Christian Gabriel Theiler, Federico Alberto Alfredo Felici, Miguel Filipe Silva Füglister, Dávid Wágner, Attila Bencze, Doohyun Kim, Wouter Vijvers, Hoang Bao Le, Zhouji Huang, Himank Anand, Claudio Marini, , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , ,

Validation of the ICRF antenna coupling code RAPLICASOL against TOPICA and experiments

Patrick Blanchard, Roland Behn, Basil Duval, Timothy Goodman, Pierre Jacquot, Bruno Marchand, Yves Martin, Pascal Morel, Jean-Marc Moret, Richard Pitts, Olivier Sauter, Holger Reimerdes, Stefano Coda, Alberto Bottino, Marco Wischmeier, Jan Horacek, Andrea Scarabosio, Hartmut Zohm, Alexander Karpushov, Laurie Porte, Yanis Andrebe, Yann Camenen, Thomas Binderup Jensen, Duccio Testa, Telmo David Ribeiro Da Costa, Benoît Labit, Emiliano Fable, Patrycja Nowak-Sliwinska, Javier García Hernández, Ben McMillan, Marc Gruber, Christian Gabriel Theiler, Federico Alberto Alfredo Felici, Jose Felix Vega Stavro, Lenke Horváth, Dávid Wágner, Attila Bencze, Thomas Riedl, Lorenzo Anton-Louis Talà, Diego Carnevale, , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , ,

Control of the hydrogen:deuterium isotope mixture using pellets in JET

Patrick Blanchard, Basil Duval, Ambrogio Fasoli, Richard Pitts, Olivier Sauter, Henri Weisen, Marco Wischmeier, Jan Horacek, Yann Camenen, Jonathan Graves, Francesca Maria Poli, Duccio Testa, Emiliano Fable, Mikhail Maslov, Javier García Hernández, Federico Alberto Alfredo Felici, Daniele Brunetti, Antoine Pierre Emmanuel Alexis Merle, Federico Nespoli, Anna Teplukhina, Leonardo Pigatto, Hamish William Patten, Alberto Mariani, Nicola Vianello, Antonio José Pereira de Figueiredo, Samuel Lanthaler, Cristian Sommariva, Davide Galassi, Alessandro Pau, Yao Zhou, Otto Asunta, Kenji Tanaka, Haomin Sun, Michele Marin, Yiming Li, Gergely Papp, Bernhard Sieglin

Deuterium pellets are injected into an initially pure hydrogen H-mode plasma in order to control the hydrogen: deuterium (H:D) isotope mixture. The pellets are deposited in the outer 20% of the minor radius, similar to that expected in ITER, creating trans ...

2019

ELM-induced cold pulse propagation in ASDEX Upgrade

Patrick Blanchard, Roland Behn, Basil Duval, Timothy Goodman, Yves Martin, Jean-Marc Moret, Richard Pitts, Olivier Sauter, Holger Reimerdes, Stefano Coda, Marco Wischmeier, Jan Horacek, Alexander Karpushov, Laurie Porte, Yanis Andrebe, Yann Camenen, Thomas Binderup Jensen, Duccio Testa, Benoît Labit, Emiliano Fable, Javier García Hernández, Ben McMillan, Marc Gruber, Christian Gabriel Theiler, Federico Alberto Alfredo Felici, Dávid Wágner, Attila Bencze, Doohyun Kim, Wouter Vijvers, Hoang Bao Le, Zhouji Huang, Himank Anand, Claudio Marini, Antoine Pierre Emmanuel Alexis Merle, Federico Nespoli, Heinz Mueller, Anna Teplukhina, Joan Decker, Cedric Kar-Wai Tsui, Pedro Andres Molina Cabrera, Matteo Fontana, , , , , , , , , , , ,

Dependence on plasma shape and plasma fueling for small edge-localized mode regimes in TCV and ASDEX Upgrade

Patrick Blanchard, Basil Duval, Timothy Goodman, Jean-Marc Moret, Olivier Sauter, Holger Reimerdes, Stefano Coda, Marco Wischmeier, Jan Horacek, Alexander Karpushov, Laurie Porte, Yanis Andrebe, Yann Camenen, Thomas Binderup Jensen, Duccio Testa, Benoît Labit, Frédéric Dolizy, Emiliano Fable, Javier García Hernández, Ben McMillan, Christian Gabriel Theiler, Federico Alberto Alfredo Felici, Fang Liu, Hugo De Oliveira, Daniele Brunetti, Zhouji Huang, Claudio Marini, Jonathan Marc Philippe Faustin, Antoine Pierre Emmanuel Alexis Merle, Federico Nespoli, Anna Teplukhina, Leonardo Pigatto, Joan Decker, Cedric Kar-Wai Tsui, Pedro Andres Molina Cabrera, Umar Sheikh, Alberto Mariani, Emanuele Poli, Cristian Galperti, Kevin Henricus Annemarie Verhaegh, , , , , , , , , , , , , , , , , ,

Physics research on the TCV tokamak facility: from conventional to alternative scenarios and beyond

Patrick Blanchard, Stefano Alberti, Basil Duval, Ambrogio Fasoli, Timothy Goodman, Xavier Llobet, Yves Martin, Jean-Marc Moret, Olivier Sauter, Minh Quang Tran, Henri Weisen, Ivo Furno, Holger Reimerdes, Jean-Philippe Hogge, Stefano Coda, Christian Schlatter, Marco Wischmeier, Jan Horacek, Alexander Karpushov, Laurie Porte, Yanis Andrebe, Yann Camenen, Jonathan Graves, Duccio Testa, Benoît Labit, Javier García Hernández, Rémy Jacquier, Paolo Ricci, Christian Gabriel Theiler, Federico Alberto Alfredo Felici, Hugo De Oliveira, Wouter Vijvers, Zhouji Huang, Himank Anand, Joyeeta Sinha, Claudio Marini, Antoine Pierre Emmanuel Alexis Merle, Federico Nespoli, Oulfa Chellaï, Anna Teplukhina, , , , , , , , , , , , , , , , , , , , , , , , , , , , , ,

Sliding Surface Based Schemes for the Tokamak a Configuration Variable

Patrick Blanchard, Stefano Alberti, Basil Duval, Ambrogio Fasoli, Timothy Goodman, Xavier Llobet, Yves Martin, Jean-Marc Moret, Olivier Sauter, Minh Quang Tran, Henri Weisen, Ivo Furno, Holger Reimerdes, Jean-Philippe Hogge, Stefano Coda, Christian Schlatter, Marco Wischmeier, Jan Horacek, Alexander Karpushov, Laurie Porte, Yanis Andrebe, Yann Camenen, Jonathan Graves, Bernard Schneider, Duccio Testa, Benoît Labit, Rémy Jacquier, Paolo Ricci, Christian Gabriel Theiler, Federico Alberto Alfredo Felici, Miguel Filipe Silva Füglister, Fabio Riva, Wouter Vijvers, Josef Kamleitner, Hoang Bao Le, Zhouji Huang, Himank Anand, Falk Hans Braunmüller, Joyeeta Sinha, Claudio Marini, Antoine Pierre Emmanuel Alexis Merle, , , , , , , , , , , , , , , , , , ,

Comparison of runaway electron generation parameters in small, medium-sized and large tokamaks-A survey of experiments in COMPASS, TCV, ASDEX-Upgrade and JET

Basil Duval, Yves Martin, Stefano Coda, Joan Decker, Giovanni Tardini, Gergely Papp

This paper presents a survey of the experiments on runaway electrons (RE) carried out recently in frames of EUROFusion Consortium in different tokamaks: COMPASS, ASDEX-Upgrade, TCV and JET. Massive gas injection (MGI) has been used in different scenarios f ...

IOP Publishing Ltd2018

Overview of ASDEX Upgrade results

Basil Duval, Timothy Goodman, Olivier Sauter, Stefano Coda, Alberto Bottino, Marco Wischmeier, Andrea Scarabosio, Hartmut Zohm, Laurie Porte, Yann Camenen, Thomas Binderup Jensen, Emiliano Fable, Federico Alberto Alfredo Felici, Dávid Wágner, Doohyun Kim, Antoine Pierre Emmanuel Alexis Merle, Emanuele Poli, Nicola Vianello, Giovanni Tardini, Donghyun Kim, Cristian Sommariva, Otto Asunta, Haomin Sun, Xiao Wang, Gergely Papp, Bernhard Sieglin

The ASDEX Upgrade (AUG) programme is directed towards physics input to critical elements of the ITER design and the preparation of ITER operation, as well as addressing physics issues for a future DEMO design. Since 2015, AUG is equipped with a new pair of ...

IOP Publishing Ltd2017

Overview of progress in European medium sized tokamaks towards an integrated plasma-edge/wall solution

Patrick Blanchard, Roland Behn, Basil Duval, Timothy Goodman, Yves Martin, Jean-Marc Moret, Richard Pitts, Olivier Sauter, Holger Reimerdes, Stefano Coda, Marco Wischmeier, Jan Horacek, Alexander Karpushov, Laurie Porte, Yanis Andrebe, Yann Camenen, Thomas Binderup Jensen, Duccio Testa, Benoît Labit, Emiliano Fable, Javier García Hernández, Ben McMillan, Marc Gruber, Christian Gabriel Theiler, Federico Alberto Alfredo Felici, Dávid Wágner, Attila Bencze, Doohyun Kim, Wouter Vijvers, Hoang Bao Le, Zhouji Huang, Himank Anand, Claudio Marini, Antoine Pierre Emmanuel Alexis Merle, Federico Nespoli, Heinz Mueller, Anna Teplukhina, Joan Decker, Cedric Kar-Wai Tsui, Umar Sheikh, Cristian Galperti, , , , , , , , ,

Disruption mitigation by injection of small quantities of noble gas in ASDEX Upgrade

Basil Duval, Emiliano Fable, Gergely Papp, Bernhard Sieglin

The most recent experiments of disruption mitigation by massive gas injection in ASDEX Upgrade have concentrated on small-relatively to the past-quantities of noble gas injected, and on the search for the minimum amount of gas necessary for the mitigation ...

Iop Publishing Ltd2017

Losses of runaway electrons in MHD-active plasmas of the COMPASS tokamak

Joan Decker, Cristian Sommariva, Gergely Papp

The significant role of magnetic perturbations in mitigation and losses of runaway electrons (REs) was documented in dedicated experimental studies of RE at the COMPASS tokamak. REs in COMPASS are produced both in low density quiescent discharges and in di ...

IOP Publishing Ltd2017

Overview of the TCV tokamak program: scientific progress and facility upgrades

Patrick Blanchard, Stefano Alberti, Basil Duval, Ambrogio Fasoli, Timothy Goodman, Xavier Llobet, Yves Martin, Jean-Marc Moret, Olivier Sauter, Minh Quang Tran, Henri Weisen, Ivo Furno, Holger Reimerdes, Jean-Philippe Hogge, Stefano Coda, Christian Schlatter, Marco Wischmeier, Jan Horacek, Alexander Karpushov, Laurie Porte, Yanis Andrebe, Yann Camenen, Jonathan Graves, Duccio Testa, Benoît Labit, Rémy Jacquier, Paolo Ricci, Christian Gabriel Theiler, Federico Alberto Alfredo Felici, Fabio Riva, Wouter Vijvers, Josef Kamleitner, Hoang Bao Le, Zhouji Huang, Himank Anand, Falk Hans Braunmüller, Joyeeta Sinha, Claudio Marini, Antoine Pierre Emmanuel Alexis Merle, Federico Nespoli, Oulfa Chellaï, , , , , , , , , , , , , , ,

Recent ASDEX Upgrade research in support of ITER and DEMO

Basil Duval, Timothy Goodman, Olivier Sauter, Stefano Coda, Alberto Bottino, Marco Wischmeier, Andrea Scarabosio, Hartmut Zohm, Laurie Porte, Yann Camenen, Thomas Binderup Jensen, Emiliano Fable, Federico Alberto Alfredo Felici, Dávid Wágner, Doohyun Kim, Heinz Mueller, Emanuele Poli, Nicola Vianello, Giovanni Tardini, Donghyun Kim, Alessandro Pau, Otto Asunta, Haomin Sun, Xiao Wang, Gergely Papp, Bernhard Sieglin

Recent experiments on the ASDEX Upgrade tokamak aim at improving the physics base for ITER and DEMO to aid the machine design and prepare efficient operation. Type I edge localized mode (ELM) mitigation using resonant magnetic perturbations (RMPs) has been ...

Iop Publishing Ltd2015

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IOP Publishing Ltd

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC

IOP Publishing Ltd

Dalziel Joseph Wilson

Jonathan Marc Philippe Faustin

Antoine Pierre Emmanuel Alexis Merle

Federico Nespoli

Anna Teplukhina

Hamish William Patten

Jose Vicente Sanchez Mut

Cedric Kar-Wai Tsui

Pedro Andres Molina Cabrera

Cristian Galperti

Kevin Henricus Annemarie Verhaegh

Nicola Vianello

Antonio José Pereira de Figueiredo

Samuel Lanthaler

Giovanni Tardini

Cristian Sommariva

Bernhard Sieglin

The aim of this paper is to present a signal processing algorithm that, applied to the raw Locked Mode signal, allows us to obtain a disruption indicator in principle exploitable on different tokamaks. A common definition of such an indicator for different ...

2019

Pamela Solange Valdés Undurraga

Michael Oliver Reinke

Antoine Pierre Emmanuel Alexis Merle

Federico Nespoli

Allan Svejstrup Nielsen

Anna Teplukhina

Janir Nuno Ramos Antunes Da Cruz

Jose Vicente Sanchez Mut

Cedric Kar-Wai Tsui

Pedro Andres Molina Cabrera

Cristian Galperti

Kevin Henricus Annemarie Verhaegh

Daniel Molina Romero

Nicola Vianello

Antonio José Pereira de Figueiredo

Giovanni Tardini

Raffaele Tito D'Agnolo

Erwan Fabrice Koch

Jennifer Kaitlyn Olsen

Cristian Sommariva

Bernhard Sieglin

In this paper we validate the finite element code RAPLICASOL, which models radiofrequency wave propagation in edge plasmas near ICRF antennas, against calculations with the TOPICA code. We compare the output of both codes for the ASDEX Upgrade 2-strap ante ...

IOP Publishing Ltd2019

IOP Publishing Ltd

Cristian Galperti

Kevin Henricus Annemarie Verhaegh

Nicola Vianello

Antonio José Pereira de Figueiredo

Giovanni Tardini

Cristian Sommariva

Bernhard Sieglin

In ASDEX Upgrade, the propagation of cold pulses induced by type-I edge localized modes (ELMs) is studied using electron cyclotron emission measurements, in a dataset of plasmas with moderate triangularity. It is found that the edge safety factor or the pl ...

2019

Nicola Vianello

Antonio José Pereira de Figueiredo

Aylwin Iantchenko

Roberto Maurizio

Francesco Carpanese

Giovanni Tardini

Lorenzo Stipani

Federico Pesamosca

Filippo Bagnato

Bernhard Sieglin

IOP Publishing Ltd2019

Leonardo Pigatto

Cedric Kar-Wai Tsui

Pedro Andres Molina Cabrera

Alberto Mariani

Cristian Galperti

Kevin Henricus Annemarie Verhaegh

Marcelo Baquero Ruiz

Nicola Vianello

Aylwin Iantchenko

Roberto Maurizio

Francesco Carpanese

Justin Richard Ball

Lorenzo Stipani

Federico Pesamosca

Anna Ngoc Minh Trang Vu

Filippo Bagnato

Arsène Stéphane Tema Biwole

IOP Publishing Ltd2019

Federico Nespoli

Anna Teplukhina

Francesco Sciortino

Cedric Kar-Wai Tsui

Pedro Andres Molina Cabrera

Cristian Galperti

Kevin Henricus Annemarie Verhaegh

Nicola Vianello

Roberto Maurizio

Francesco Carpanese

Bernhard Sieglin

Fusion power may be seen as the energy of the future in the sense that it composes a potentially clean, cheap and unlimited power source that would reduce the worldwide dependency on non-renewable energies. Nevertheless, while nowadays the fusion reaction ...

IEEE2018

Kevin Henricus Annemarie Verhaegh

Nicola Vianello

Antonio José Pereira de Figueiredo

Giovanni Tardini

Cristian Sommariva

Bernhard Sieglin

Integrating the plasma core performance with an edge and scrape-off layer (SOL) that leads to tolerable heat and particle loads on the wall is a major challenge. The new European medium size tokamak task force (EU-MST) coordinates research on ASDEX Upgrade ...

IOP Publishing Ltd2017

Anna Teplukhina

Francesco Sciortino

Cedric Kar-Wai Tsui

Pedro Andres Molina Cabrera

Cristian Galperti

Kevin Henricus Annemarie Verhaegh

Nicola Vianello

Roberto Maurizio

Francesco Carpanese

Bernhard Sieglin

IOP Publishing Ltd2017