fusion energy and plasma physics

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Aug 21, 1987 - C. da C. Rapozo, J. C. X. da Silva, A. S. Assis, R. Y. Honda,. H. R. T. Silva & P. H. Sakanaka. Reactor potential of the magnetically insulated ...
Energy Independence Conference on

FUSION ENERGY AND PLASMA PHYSICS 17-21 August, 1987 Rio de Janeiro, Brazil

Editor

P. H. Sakanaka Grupo de Plasmas — DEQ Institute de Fisica — UNICAMP Campinas, BRAZIL

SOCIEDADE BRASILEIRA DE FISICA COORDINATION OF POST-GRADUATE PROGRAMS IN ENGINEERING/UFRJ SPONSORED BY IUPAP SUPPORTED BY TWAS, ICTP, CLAF, CNPq, FINEP, CNEN, VARIG, AND IBM

World Scientific Singapore • New Jersey • London • Hong Kong

XXV

CONTENTS

Foreword

v

Editorial Notes

vii

Concluding Remarks

xv

Foreign Travel Trip Report

xxi

CONTRIBUTED PAPERS

A reflectometric system for studying lower hybrid energy deposition in a tokamak plasma M. E. Manso, F. M. Sena & J. T. Mendonga TBR-1 (Brazilian tokamak) - Recent results A. N. Fagundes, D. F. Cruz Jr., R. M. O. Galvao, J. I. Elizondo, I. C. Nascimento, W. P. Sd, E. K. Sanada, R. P. Silva, A. G. Tuszel, A. Vannucci & J. H. Vuolo FRC formation studies in a field reversed theta pinch with a variable coil length R. J. Maqueda, J. Sobehart & A. B. Rodrigo A'way to reduce plasma spin-up in field-reversed configurations R. A. Clemente Perpendicular and oblique absorption of electron cyclotron radiation by non-Maxwellian plasmas L. F. Ziebell Dielectric permeability of an inhomogenous cylindrical plasma W. H. Amein

3

13

25

34

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XXVI

Plasma heating by microwave and lower hybrid geometrical resonance in linear LISA machine C. da C. Rapozo, J. C. X. da Silva, A. S. Assis, R. Y. Honda, H. R. T. Silva & P. H. Sakanaka

53

Reactor potential of the magnetically insulated inertial confinement fusion (MICF) system T. Kammash & D. L. Galbraith

65

Plasma production and expansion by laser irradiation of thin solid foils J. P. Sudano, L. C. S. Goes & N. A. S. Rodrigues

81

Plasma production and heating by a laser TEA-CO2 L. C. S. Goes, J. P. Sudano &N. A. S. Rodrigues

87

Resonant helical fields in TBR-1 /. L. Caldas, O. W. Bender, A. S. Fernandes, M. V. A. P. Heller, M. Y. Kucinski, I. C. Nascimento, I. H. Tan & A. Vannucci

101

Formation of linear high-beta heliacs in a 3-meter theta pinch F. L. Ribe, C. M. Greenfield &M. E. Koepke

112

Design, construction and operation of a small RFP for turbulent plasma studies Y. Aso, R. M. O. Galvao & M. Ueda Current control necessary for toroidal plasma equilibrium S. Nagao Comparison between CNEA 6-pinch experimental data and rotating snow plow model

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143

N. O. Fuentes &R. A. Qemente Parameter studies on the impact of plasma physics/engineering assumptions on the data of possible next step tokamak reactors A. F. Knobloch

150

XXVII

The stabilized bumpy torus between theory and experiment A. M. El-Nadi

160

Impact of electron trapping on RF current drive in tokamaks G. Giruzzi & F. Engelmann

169

Magnetohydrodynamic stability of tokamak plasmas with poloidal mode coupling H. Shigueoka & P. H. Sakanaka Comparison between the boundary layer and global resistivity methods for tearing modes in reversed field configurations M. A. M. Santiago, A. S. Gomes, B. M. B. Ponciano & P. H. Sakanaka Neutronic analysis of alternative structural materials for the INTOR blanket R. dos Santos

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Ion energies analysis in a radio frequency discharge H. S. Maciel, N. Benjamin, J. Amorim, J. P. Sudano & L. C. Goes

206

Plasma torch temperature measurement using an enthalpy probe A. Marotta, A. G. Cunha & M. deMoraes

218

Gyrotron development at the Instituto de Pesquisas Espaciais J. J. Barroso, P. J. de Castro, R. A. Correa, G. P. Galvao, G. O. Ludwig, A. Montes, M. C. A. Nono & J. O. Rossi

226

Plasma centrifuge development at INPE J. A. Bittencourt, E. Del Bosco, R. S. Dallaqua & G. O. Ludwig

236

Characteristics of a 30 kW plasma torch J. Busnardo-Neto, V. A. Rodrigues, H. K. Bockelmann & P. H. Sakanaka

248

Plasma technology: A technical - economic and political challenge V. A. deAbreu, L. C. Vicente, M. de A. Campanario, O. W. Bender & O. Sanchez Jr.

259

XXVIII

A preliminary assessment of the prospects of fusion and fission as viable power sources A. Molin, M. Heindler & W. Kernbichler

269

Electric energy independence in Brazil and the role of nuclear energy /. C. Nascimento &J. R. Moreira

278

Fusion research and third world countries A. M. El-Nadi

289

Current generation by the kinetic Alfven wave A. S. Assis, J. Busnardo-Neto & K. H. Tsui

293

Dispersion relation of warm magnetized plasma bounded by a cylindrical waveguide A. K. T. de Assis & P. H. Sakanaka Solution of Maxwell's equations for a plasma surrounded by vacuum and contained in a toroidal vessel. Application for lowfrequency RF-heating F. F. Cap The role of isoelectronic extrapolation of highly ionized atoms in plasma physics A. G. Trigueiros Snow-plow operation in plasma focus M. A. Eissa, A. H. Saudy & W. Sharkawy

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Single particle motion in the strongly coupled one-component plasma in a uniform magnetic field O. Malo & R. O. Genga

341

Wave propagation in quasi-one-dimensional quantum plasma in a magnetic field R. O. Genga

352

Ion cyclotron waves in large 0// multicomponent plasmas

377

XXIX

Nonlinear interaction of relativistic radiation with surface waves in anisotropic plasma layer Sh. M. Khalil Double layers formed by beam driven ion-acoustic turbulence G. O. Ludwig, J. L. Ferreira & A. Montes Heavy ion thermal and anisotropy effects on the ion cyclotron instability

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407

L. Gomberoff&P. Vega A theory of the coherent fundamental plasma emission in tokamaks M. V. Alves & A. C. -L. Chian

418

Weakly nonlinear electromagnetic waves in a electron-ionpositron plasma F. B. Rizzato, R. S. Schneider & D. Dillenburg

427

Wave dynamics of theta pinch implosions K. H. Tsui

436

Transport scaling in field reversed configurations N. A. Krall

448

Main features of the EXTRAP device M. Tendler

458

Conceptual design of a radio-frequency driven compact tokamak R. M. O. Galvdo, L. C. S. Goes, G. O. Ludwig, A. Montes & M. Udea

471

Formation of field reversed configuration in FRP-1 Zhang Baozhen, Li Yinan, ChengZhijian, Ye Maofu & Wu Cheng

484

Field-reversed configuration produced by a linear theta-pinch, Tupa-I M. E. Kayama, H. K. Bockelmann, P. H. Sakanaka & M. Machida

493

XXX

Generation of compact torus configuration by rotating magnetic fields M. Kuhnapfel, A. Stampa, R. Tabersky & H. Tuczek Compact tokamak configurations driven by rotating magnetic fields G. Durance, W. K. Bertram, G. A. Collins, I. J. Donnelly, G. R. Hogg, E. K. Rose, J. Tendys &P.A. Watterson

504

508

POST-DEADLINE PAPERS

RO5: Proposal of a relevant facility in nuclear fusion research

521

/ Pouzo Sistemas y processos plasmoquimicos J. Castro B. Parametros del plasma de una descarga contraida de alta frecuencia entre dos electrodos para presiones de 100 A 760 Ton G. Zambrano R. Heating and acceleration mechanism in plasma focus T. A. El-Khalafawy, M. M. Masoud & H. M. Soliman

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REVIEW PAPERS

Advances in inertial confinement fusion C. Yamanaka

567

Tokamak experiments D. C. Robinson

601

Magnetic confinement in reversed field pinch plasmas S. Ortolani

620

Current status of plasma physics research in Latin America H. Chuaqui

659

XXXI

A direct approach toward proving ignition conditions B. Coppi

673

Trends in fusion research M. N. Rosenbluth

720

A review of the experimental and theoretical status of the reversed-field pitch D. A. Baker

730

Sharing of fusion relation technology among developing countries S. Lee

754

Japanese fusion research T. Uchida

782

Fusion research in the European community F. Engelmann

804

PANEL DISCUSSION

The role of developing countries in the international fusion research effort

833

National programmes for developing countries

842

LIST OF PARTICIPANTS

879