Volume 50

High-Power Tests of a Remote-Steering Antenna at 140 GHz

B. Plaum, G. Gantenbein, W. Kasparek, K. Schwörer, M. Grünert, H. Braune, V. Erckmann, F. Hollmann, L. Jonitz, H. Laqua, G. Michel, F. Noke, F. Purps, A. Bruschi, S. Cirant, F. Gandini, A. G. A. Verhoeven, ECRH Groups

Beta-Layering in Foam-Lined Surrogate IFE Targets

J. K. Hoffer, J. D. Sheliak, D. A. Geller, D. Schroen, P. S. Ebey

Detritiation of Plasma-Facing Carbon Materials in Fusion Devices: The Role of Atomic Oxygen from a Quantum Molecular Dynamics Viewpoint

A. Jelea, F. Marinelli, Y. Ferro, A. Allouche, C. Brosset

The Depths of Hydrogen and Helium Bubbles in Tungsten: A Comparison

K. O. E. Henriksson, K. Nordlund, A. Krasheninnikov, J. Keinonen

Hydrogen Isotopic Effects on the Erosion of Carbon

A. A. Haasz, J. W. Davis

Integrated Simulation Code for Burning Plasma Analysis

T. Ozeki, N. Aiba, N. Hayashi, T. Takizuka, M. Sugihara, N. Oyama

Burn Control Study Using Burning Plasma Simulation Experiments in JT-60U

H. Takenaga, Y. Miura, H. Kubo, Y. Sakamoto, H. Hiratsuka, H. Ichige, I. Yonekawa, Y. Kawamata, S. Tsuiji-Iio, R. Sakamoto, S. Kobayashi

Advanced Fueling System for Use as a Burn Control Tool in a Burning Plasma Device

Roger Raman

Transmutation and Phase Stability of Tungsten Armor in Fusion Power Plants

G. A. Cottrell, R. Pampin, N. P. Taylor

Rates of Methane Decomposition and Hydrogen Permeation in Catalytic-Permeable Ni Tube Reactor

Satoshi Fukada, Shigeki Ono, Shigenori Suemori

Magnetohydrodynamic and Thermal Issues of the SiC_f /SiC Flow Channel Insert

S. Smolentsev, N. B. Morley, M. Abdou

Thermodynamic Properties of High-Temperature Weakly Nonideal Flinabe (LiF-NaF-BeF₂) Gas

Mofreh R. Zaghloul

Electron Internal Transport Barriers and Magnetic Topology in the Stellarator TJ-II

T. Estrada, D. López-Bruna, A. Alonso, E. Ascasíbar, A. Baciero, A. Cappa, F. Castejón, A. Fernández, J. Herranz, C. Hidalgo, J. L. De Pablos, I. Pastor, E. Sánchez, J. Sánchez, L. Krupnik, A. A. Chmyga, N. Dreval, S. M. Khrebtov, A. D. Komarov, A. S. Kozachok, V. Tereshin, A. V. Melnikov, L. Eliseev

Overview of Progress in LHD Experiments

A. Komori, T. Morisaki, T. Mutoh, S. Sakakibara, Y. Takeiri, R. Kumazawa, S. Kubo, K. Ida, S. Morita, K. Narihara, T. Shimozuma, K. Tanaka, K. Y. Watanabe, H. Yamada, M. Yoshinuma, T. Akiyama, N. Ashikawa, M. Emoto, H. Funaba, M. Goto, T. Ido, K. Ikeda, S. Inagaki, M. Isobe, H. Igami, K. Itoh, O. Kaneko, K. Kawahata, T. Kobuchi, S. Masuzaki, K. Matsuoka, T. Minami, J. Miyazawa, S. Muto, Y. Nagayama, Y. Nakamura, H. Nakanishi, Y. Narushima, K. Nishimura, M. Nishiura, A. Nishizawa, N. Noda, S. Ohdachi, Y. Oka, M. Osakabe, N. Ohyabu, T. Ozaki, B. J. Peterson, A. Sagara, K. Saito, R. Sakamoto, K. Sato, M. Sato, T. Seki, M. Shoji, S. Sudo, N. Tamura, K. Toi, T. Tokuzawa, K. Tsumori, T. Uda, T. Watari, I. Yamada, M. Yokoyama, Y. Yoshimura, O. Motojima, LHD Experimental Group, C. D. Beidler, T. Fujita, A. Isayama, Y. Sakamoto, H. Takenaga, P. Goncharov, K. Ishii, M. Sakamoto, S. Murakami, T. Notake, N. Takeuchi, S. Okajima, M. Sasao

Critical Issues and Comparison of Optimized Stellarators

J. Nührenberg

Significance of MHD Effects in Stellarator Confinement

A. Weller, S. Sakakibara, K. Y. Watanabe, K. Toi, J. Geiger, M. C. Zarnstorff, S. R. Hudson, A. Reiman, A. Werner, C. Nührenberg, S. Ohdachi, Y. Suzuki, H. Yamada, W7-AS Team, LHD Team

Overview of Recent Results from HSX

D. T. Anderson, A. Abdou, A. F. Almagri, F. S. B. Anderson, J. M. Canik, W. Guttenfelder, C. Lechte, K. M. Likin, H. Lu, S. Oh, P. H. Probert, J. Radder, V. Sakaguchi, J. Schmitt, J. N. Talmadge, K. Zhai, D. L. Brower, C. Deng

Recent Progress of MHD Study in High-Beta Plasmas of LHD

S. Sakakibara, K. Y. Watanabe, H. Yamada, Y. Narushima, T. Yamaguchi, K. Toi, S. Ohdachi, A. Weller, K. Tanaka, K. Narihara, K. Ida, T. Tokuzawa, K. Kawahata, A. Komori, LHD Experimental Group

Study of Long-Pulse Plasma Experiment Using ICRF Heating in LHD

T. Seki, T. Mutoh, R. Kumazawa, K. Saito, Y. Nakamura, M. Sakamoto, T. Watanabe, S. Kubo, T. Shimozuma, Y. Yoshimura, H. Igami, K. Ohkubo, Y. Takeiri, Y. Oka, K. Tsumori, M. Osakabe, K. Ikeda, K. Nagaoka, O. Kaneko, J. Miyazawa, S. Morita, K. Narihara, M. Shoji, S. Masuzaki, M. Goto, T. Morisaki, B. J. Peterson, K. Sato, T. Tokuzawa, N. Ashikawa, K. Nishimura, H. Funaba, H. Chikaraishi, N. Takeuchi, T. Notake, H. Ogawa, Y. Torii, F. Shimpo, G. Nomura, M. Yokota, C. Takahashi, A. Kato, Y. Takase, H. Kasahara, M. Ichimura, H. Higaki, Y. P. Zhao, J. G. Kwak, H. Yamada, K. Kawahata, N. Ohyabu, K. Ida, Y. Nagayama, N. Noda, T. Watari, A. Komori, S. Sudo, O. Motojima, LHD Experimental Group

Detachment Phenomena in LHD Compared to W7-AS

Junichi Miyazawa, Suguru Masuzaki, Hiroshi Yamada, Ryuichi Sakamoto, Byron Jay Peterson, Mamoru Shoji, Nobuyoshi Ohyabu, Akio Komori, Osamu Motojima, LHD Experimental Group, Peter Grigull, Yuehe Feng, Kent McCormick, Francesco Sardei, Yuri Igitkhanov, W7-AS Team

Effects of Rational Surfaces and Magnetic Islands on Radial Electric Fields and Ion Viscosity in Tohoku University Heliac

S. Kitajima, H. Takahashi, Y. Tanaka, H. Utoh, M. Takenaga, M. Yokoyama, S. Inagaki, Y. Suzuki, K. Nishimura, H. Ogawa, J. Shinde, M. Ogawa, H. Aoyama, K. Iwazaki, A. Okamoto, K. Shinto, M. Sasao

New Classes of Quasi-Axisymmetric Stellarator Configurations

L. P. Ku, P. R. Garabedian

Recent Results of LID Experiment on LHD

T. Morisaki, S. Masuzaki, M. Kobayashi, R. Sakamoto, K. Tanaka, K. Narihara, H. Funaba, Y. Feng, F. Sardei, N. Ohyabu, A. Komori, O. Motojima, LHD Experimental Group, Y. Feng, F. Sardei

Active Neutral Particle Diagnostics on LHD by Locally Enhanced Charge Exchange on an Impurity Pellet Ablation Cloud

P. R. Goncharov, T. Ozaki, S. Sudo, N. Tamura, D. V. Kalinina, Tespel Group, LHD Experimental Group, E. A. Veshchev, V. Yu. Sergeev

Reheat Mode Discharges in Search of Attainable High Stored Energy and Density Limit of Compact Helical System

M. Isobe, K. Nagaoka, Y. Yoshimura, T. Minami, T. Akiyama, C. Suzuki, S. Nishimura, K. Nakamura, A. Shimizu, C. Takahashi, K. Toi, K. Matsuoka, S. Okamura, CHS Team, H. Matsushita, S. Murakami

Bootstrap Current in Quasi-Symmetric Stellarators

A. S. Ware, D. A. Spong, L. A. Berry, S. P. Hirshman, J. F. Lyon

Stability Properties of Anisotropic Pressure Stellarator Plasmas with Fluid and Noninteractive Energetic Particles

W. A. Cooper, J. P. Graves, T. M. Tran, R. Gruber, T. Yamaguchi, Y. Narushima, S. Okamura, S. Sakakibara, C. Suzuki, K. Y. Watanabe, H. Yamada, K. Yamazaki

Validation of Wendelstein 7-X Fabrication and Assembly Stages by Magnetic Field Calculations

T. Andreeva, J. Kißlinger

Bayesian Design of Diagnostics: Case Studies for Wendelstein 7-X

H. Dreier, A. Dinklage, R. Fischer, M. Hirsch, P. Kornejew, E. Pasch

Impurity Dynamics in Nonaxisymmetric Plasmas

Yu. Igitkhanov, E. Polunovsky, C. D. Beidler

The Heavy Ion Beam Probing Development for WEGA Stellarator

L. I. Krupnik, G. N. Deshko, A. I. Zhezhera, A. A. Chmyga, A. D. Komarov, A. S. Kozachek, A. V. Melnikov, S. V. Perfilov, M. Otte, M. Shubert

Effects of the Bumpy Field Component on the Bootstrap Current in L = 1 Helical Plasmas

Yuji Nakamura, N. Nakajima, K. Y. Watanabe, M. Yokoyama

Formation and Confinement of High-Energy Ions in Heliotron J

Hiroyuki Okada, Yuki Torii, Shinji Kobayashi, Masashi Kaneko, Jun Arakawa, Hiroki Kitagawa, Takashi Mutoh, Tohru Mizuuchi, Kazunobu Nagasaki, Yasuhiro Suzuki, Yuji Nakamura, Takashi Takemoto, Satoshi Yamamoto, Hajime Arimoto, Kiyoshi Hanatani, Katsumi Kondo, Fumimichi Sano

In-Out Asymmetry of Divertor Plasma Flows in Heliotron/Torsatron Devices

V. S. Voitsenya, S. Masuzaki, T. Mizuuchi, T. Morisaki, V. D. Pustovitov

Two-Dimensional Turbulence Analysis Using High-Speed Visible Imaging in TJ-II Edge Plasmas

J. A. Alonso, S. J. Zweben, J. L. de Pablos, E. de la Cal, C. Hidalgo, T. Klinger, B. Ph. Van Milligen, M. A. Pedrosa, C. Silva, H. Thomsen

The Quest for a Divertor Effect in TJ-II

I. García-Cortés, F. L. Tabarés, D. Tafalla, R. Balbín, J. M. Carmona, A. Hidalgo, J. A. Ferreira, A. López-Fraguas, K. J. McCarthy, V. I. Vargas, TJ-II Team

Up-Down and In-Out Asymmetry Monitoring Based on Broadband Radiation Detectors

M. A. Ochando, F. Medina, B. Zurro, A. Baciero, K. J. McCarthy, M. A. Pedrosa, C. Hidalgo, E. Sánchez, J. Vega, A. B. Portas, L. M. Martínez-Fresno, HIBP Group, ECRH Group, NBI Group, TJ-II Team

A Numerical Procedure to Simulate Cord-Integrated Passive Spectroscopy Measurements in TJ-II Plasmas

D. Rapisarda, B. Zurro, V. Tribaldos, A. Baciero, TJ-II Team

Common Features of Core Electron-Root Confinement in Helical Devices

M. Yokoyama, H. Maassberg, C. D. Beidler, V. Tribaldos, K. Ida, F. Castejón, T. Estrada, A. Fujisawa, T. Minami, T. Shimozuma, Y. Takeiri, J. Herranz, S. Murakami, H. Yamada

Sheared Plasma Flow Generation: A New Measure for Stellarator Optimization

D. A. Spong

Configuration Control for the Confinement Improvement in Heliotron J

T. Mizuuchi, F. Sano, K. Nagasaki, H. Okada, S. Kobayashi, K. Hanatani, Y. Torii, Y. Ijiri, T. Senju, K. Yaguchi, K. Sakamoto, K. Toshi, M. Shibano, K. Kondo, Y. Nakamura, M. Kaneko, H. Arimoto, G. Motojima, S. Fujikawa, H. Kitagawa, H. Nakamura, T. Tsuji, M. Uno, S. Watanabe, H. Yabutani, S. Matsuoka, M. Nosaku, N. Watanabe, S. Yamamoto, K. Y. Watanabe, Y. Suzuki, M. Yokoyama

Overview and Future Plan of Helical Divertor Study in the Large Helical Device

S. Masuzaki, T. Morisaki, M. Shoji, Y. Kubota, T. Watanabe, M. Kobayashi, J. Miyazawa, M. Goto, S. Morita, B. J. Peterson, N. Ohyabu, A. Komori, O. Motojima, LHD Experimental Group, H. Ogawa

Construction and Initial Operation of the Columbia Nonneutral Torus

T. Sunn Pedersen, J. P. Kremer, R. G. Lefrancois, Q. Marksteiner, N. Pomphrey, W. Reiersen, F. Dahlgren, Xabier Sarasola

Magnetic Field Accuracy and Trim Coils in Wendelstein 7-X

J. Kißlinger, T. Andreeva

Current Control by ECCD for W7-X

Yu. Turkin, H. Maassberg, C. D. Beidler, J. Geiger, N. B. Marushchenko

Optimization of ECE Diagnostics for the W7-X Stellarator

N. B. Marushchenko, A. Dinklage, H. J. Hartfuss, M. Hirsch, H. Maassberg, Yu. Turkin

Progress on Electron Cyclotron Heating and Electron Cyclotron Current Drive Experiments in LHD

Takashi Shimozuma, Shin Kubo, Yasuo Yoshimura, Hiroe Igami, Kazunobu Nagasaki, Takashi Notake, Sigeru Inagaki, Satoshi Ito, Sakuji Kobayashi, Yoshinori Mizuno, Yasuyuki Takita, Kenji Saito, Tetsuo Seki, Ryuhei Kumazawa, Tetsuo Watari, Takashi Mutoh, LHD Experimental Group

Ion Orbits and Ion Confinement Studies on ECRH Plasmas in TJ-II Stellarator

F. Castejón, J. M. Reynolds, J. M. Fontdecaba, R. Balbín, J. Guasp, D. López-Bruna, I. Campos, L. A. Fernández, D. Fernández-Fraile, V. Martín-Mayor, A. Tarancón

Comparison of Impurity Poloidal Rotation in ECRH and NBI Discharges of the TJ-II HELIAC

B. Zurro, A. Baciero, D. Rapisarda, V. Tribaldos, TJ-II Team

Fast Ion Dynamics of NBI Plasmas in Heliotron J

M. Kaneko, S. Kobayashi, Y. Suzuki, T. Mizuuchi, K. Nagasaki, H. Okada, Y. Nakamura, K. Hnatani, S. Murakami, K. Kondo, F. Sano

High-Density Plasma Production by Hydrogen Storage Electrode in the Tohoku University Heliac

H. Utoh, K. Nishimura, S. Inagaki, H. Takahashi, Y. Tanaka, M. Takenaga, M. Ogawa, J. Shinde, K. Iwazaki, A. Okamoto, K. Shinto, S. Kitajima, M. Sasao

VENUS+f: A Bootstrap Current Calculation Module for 3-D Configurations

M. Yu. Isaev, S. Brunner, W. A. Cooper, T. M. Tran, A. Bergmann, C. D. Beidler, J. Geiger, H. Maassberg, J. Nührenberg, M. Schmidt

Neoclassical Transport in Uragan-2M for the 1/ Regime

B. Seiwald, V. N. Kalyuzhnyj, S. V. Kasilov, W. Kernbichler, V. V. Nemov

Development of Integrated Simulation System for Helical Plasmas

Yuji Nakamura, M. Yokoyama, N. Nakajima, K. Y. Watanabe, H. Funaba, Y. Suzuki, K. Ida, S. Sakakibara, H. Yamada, A. Fukuyama, S. Murakami

TJ-II Operation Tracking from Cadarache

J. Vega, E. Sánchez, A. Portas, A. Pereira, A. López, E. Ascasíbar, S. Balme, Y. Buravand, P. Lebourg, J. M. Theis, N. Utzel, M. Ruiz, E. Barrera, S. López, D. Machón, R. Castro, D. López, A. Mollinedo, J. A. Muñoz

Valid Coordinate Systems for Linearized Plasma Shape Response Models in Tokamaks

M. L. Walker, D. A. Humphreys

Identification of Models for Current Profile Modification in ASDEX Upgrade

Yong-Su Na, A. C. C. Sips, W. Treutterer, ASDEX Upgrade Team

Study of Impurity Injection Scenario in Burning Plasmas

H. Takenaga, H. Kubo, Y. Kamada, Y. Miura, Y. Kishimoto, T. Ozeki

First Results of Correlation Electron Cyclotron Emission on Tore Supra

V. S. Udintsev, M. Goniche, J. L. Ségui, G. Giruzzi, D. Molina, F. Turco, G. T. A. Huysmans, P. Maget, Tore Supra Team, A. Krämer-Flecken

Study on Permeation Behavior of Gaseous Tritium Through Concrete Walls

Masabumi Nishikawa, Kazuya Furuichi, Hiroki Takata

Long-Term Activation and Tritium Generation of Flowing Lithium-Lead Under Prolonged Irradiation in Fusion Power Plants

R. Pampin

Structural Analysis with Thermal Effects for Vessels of the Gas-Cooled High-Flux Test Module of IFMIF

Shinji Ebara, Takehiko Yokomine, Akihiko Shimizu

Material Integration Design for the Divertor Target Plate of EAST Device

H. Li, J. L. Chen, J. G. Li

Commissioning of the 28-GHz Electron Cyclotron Resonance Heating System on ADITYA Tokamak

B. K. Shukla, K. Sathyanarayana, D. Bora, Sanjay V. Kulkarni, Sampa Gangopadhyay, Y. S. S. Srinivas, P. L. Khilar, Mahesh Kushwah, R. G. Trivedi, S. Rajashree, Barnali Pal, Anil Bhardwaj, D. Rathi, B. R. Kadia, Ashish Patel, Chetan Virani, Harsida Patel, H. M. Jadav, K. G. Parmar, P. Shah, A. R. Makwana, Sunil Dani, P. Kirit, M. Harsha, J. Soni, RF Group

Optimization of Positions and Currents of Tokamak Poloidal Field Coils Using Genetic Algorithms

Zhu-Lin An, Xiao-Ping Liu, Bin Wu, Xue-Jun Zha