Spitzer S 100Th: Founding PPPL & Pioneering Work in Fusion Energy
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Stanislav Nikolaevich Rodionov (–)
SCIENCE & GLOBAL SECURITY ,VOL.,NO.,– http://dx.doi.org/./.. Memoriam: Stanislav Nikolaevich Rodionov (–) Oleg Prilutsky and Frank von Hippel Stanislav Rodionov was a member of the first post-World War II generation of Soviet physicists. He began his scientific career in 1953 in what is now known as the National Research Center “Kurchatov Institute” where he carried out an exper- iment in which, for the first time in the Soviet Union, he captured electrons from tritium decay in a magnetic mirror adiabatic trap. From 1958 to 1973, he worked in the Nuclear Physics Institute of the Siberian Division of USSR Academy of Sciences in Akademgorodok near Novosibirsk. Dur- ing the 1960s, while Rodionov was there, this institute, directed by Academician Budker, built one of the first electron-positron colliders in the world (VEPP-2). Rodionov played a very important scientific-organizational role as the Secretary of the institute’s Scientific Council—its “Round Table.” In 1974, Rodionov returned to Moscow to join the staff of the Soviet Academy of Sciences’ Space Research Institute (IKI) directed by Roald Sagdeev. There he partici- pated in the organization of international collaborations in space research programs, which was a pioneering contribution to opening up Soviet science to the world. Rodionov also supported Sagdeev in doing arms-control research under the aus- pices of the Committee of Soviet Scientists for Peace and Against the Nuclear Threat. This Committee was established during a 17–19 May 1983 All-Union conference of scientists within the Soviet Academy called in response to President Reagan’s 23 MarchspeechaskingAmericanscientiststojoininaStrategicDefenseInitiative to make nuclear-armed ballistic missiles “impotent and obsolete.” Evgeny Velikhov was the first chairman with Sagdeev, Sergei Kapitza and Andrei Kokoshin as his Vice Chairmen. -
Stellarators. Present Status and Future Planning
STELLARATORS Present Status and Future Planning H. Wobig, Garching IMax-Planck-Institut für Plasmaphysikl magnetic axis Fig. 1 — Period of toroidally dosed magnetic surfaces. The stellarator is a closed toroidal device open-ended configurations like mirror ma designed to confine a hot plasma In a ma chines (see EN, 12 8/9) there are always gnetic field. It is one of the oldest concepts plasma particles which escape the confine magnetic surfaces is investigated by field to have been investigated in the search for ment volume along the magnetic field and line integration. The topology of the field controlled thermonuclear fusion. an isotropic distribution function cannot be lines is determined by the rotational trans The basic idea of the stellarator was maintained. If this anisotropy is too strong form or twist number 1/27t (or+), which is developed by Lyman Spitzer, Professor of it gives rise to instabilities and enhanced the number of revolutions of a field line Astronomy at Princeton in 19511). Experi plasma losses. It is mainly to avoid these around the magnetic axis during one toroi mental studies began in 1952 and after the disadvantages that toroidal confinement dal revolution. declassification of fusion research in 1958 has been preferred. The need for a helical field can be under the idea was picked up by other research In toroidal configurations, the currents stood from a look at the particle orbits. groups. In Europe, the first stellarators which generate the confining magnetic Charged particles tend to follow the field were built in the Max-Planck Institute for fields can be classified under three lines and unless these are helical, because Physics and Astrophysics in Munich and categories : of inhomogeneities, the particles will drift later at Culham, Moscow and Karkhov. -
Iter: Os Caminhos Da Energia De Fusão E O Brasil (2015)
ITER Os caminhos da energia de fusão e o Brasil MINISTÉRIO DAS RELAÇÕES EXTERIORES Ministro de Estado Embaixador Mauro Luiz Iecker Vieira Secretário -Geral Embaixador Sérgio França Danese FUNDAÇÃO ALEXANDRE DE GUSMÃO Presidente Embaixador Sérgio Eduardo Moreira Lima Instituto de Pesquisa de Relações Internacionais Diretor Embaixador José Humberto de Brito Cruz Centro de História e Documentação Diplomática Diretor Embaixador Maurício E. Cortes Costa Conselho Editorial da Fundação Alexandre de Gusmão Presidente Embaixador Sérgio Eduardo Moreira Lima Membros Embaixador Ronaldo Mota Sardenberg Embaixador Jorio Dauster Magalhães e Silva Embaixador Gonçalo de Barros Carvalho e Mello Mourão Embaixador José Humberto de Brito Cruz Embaixador Julio Glinternick Bitelli Ministro Luís Felipe Silvério Fortuna Professor Francisco Fernando Monteoliva Doratioto Professor José Flávio Sombra Saraiva Professor Eiiti Sato A Fundação Alexandre de Gusmão, instituída em 1971, é uma fundação pública vinculada ao Ministério das Relações Exteriores e tem a finalidade de levar à sociedade civil informações sobre a realidade internacional e sobre aspectos da pauta diplomática brasileira. Sua missão é promover a sensibilização da opinião pública nacional para os temas de relações internacionais e para a política externa brasileira. Augusto Pestana ITER Os caminhos da energia de fusão e o Brasil Brasília, 2015 Direitos de publicação reservados à Fundação Alexandre de Gusmão Ministério das Relações Exteriores Esplanada dos Ministérios, Bloco H Anexo II, Térreo 70170 ‑900 Brasília–DF Telefones:(61) 2030 ‑6033/6034 Fax:(61) 2030 ‑9125 Site: www.funag.gov.br E ‑mail: [email protected] Equipe Técnica: Eliane Miranda Paiva Fernanda Antunes Siqueira Gabriela Del Rio de Rezende Luiz Antônio Gusmão André Luiz Ventura Ferreira Projeto Gráfico e Capa: Yanderson Rodrigues Programação Visual e Diagramação: Gráfica e Editora Ideal Impresso no Brasil 2015 P476 Pestana, Augusto. -
Nick Metropolis Edward Teller Mici Teller Arianna Rosenbluth Marshall
Mici Teller Edward Teller Nick Metropolis Arianna Rosenbluth Marshall Rosenbluth An Interview vith Bernie Alder Bernie Alder 1997, from NERSC , part of the Stories of the Development of Large Scale Scientific Computing at Lawrence Livermore National Laboratory series. It is little known that THE algorithm was independently discovered by Bernie Alder, Stan Frankel and Victor Lewinson. Quoting Alder: ..we started out with a configuration, a solid like order configuration, and then jiggled the particles according to the pulse rate distribution. And that is, in fact, known now as the Monte Carlo Method—it was presumably independently developed at Los Alamos by Teller, Metropolis, and Rosenbluth. They actually got all the credit. My guess is we did it first at Cal Tech. It's not that difficult to come up with that algorithm, which, by the way, I think is one of, if not THE, most powerful algorithms Actually, In a footnote of the original paper by Metropolis et al. they credited Alder, Frankel and Lewinson on this, but this fact has been almost forgotten over the years. Furthermore Alder et al. did not give a general formulation for the algorithm but only a specialized version for hard spheres." Radial Distribution Function Calculated by the Monte-Carlo Method for a Hard Sphere Fluid! B. J. Alder, S. P. Frankel and V. A. Lewinson 1955! The Journal of Chemical Physics, 23, 417 (1955)! The paper mentioned above. Quoting Alder:! ! I was still working on my Ph.D. thesis. He (Frankel) was really well known in computing circles. He actually put the Monte Carlo Method on the FERRANTI Computer and ran it all summer. -
LANL Fusion Capabilities
LANL Fusion Capabilities INFUSE workshop Jan 22-23, 2019 1 Managed by Triad National Security, LLC for the U.S. Department of Energy’s NNSA Los Alamos has a long history of fusion research James Tuck, Ivy Mike, 1952 Perhapsatron, 1953 • Today magnetic and inertial fusion work resides in the Physics Division, Theory Division, and X Division (Weapons). There are also related capabilities in detectors, radiation damage, and tritium handling. • Dr. John Kline ( [email protected] ) is the present Fusion Energy Sciences (and Inertial Fusion) program manager, and a point-of-contact. 2 Managed by Triad National Security, LLC for the U.S. Department of Energy’s NNSA 3 Managed by Triad National Security, LLC for the U.S. Department of Energy’s NNSA FRC’s were developed in Russia and Los Alamos FRC’s are high beta plasmas, with many interesting features 4 Managed by Triad National Security, LLC for the U.S. Department of Energy’s NNSA Today FRC plasmas are still being explored 5 Managed by Triad National Security, LLC for the U.S. Department of Energy’s NNSA Magnetized Plasma Team in P-24 Plasma Physics We do experimental plasma work for FES, APRA-E, and NNSA sponsors, with national and international partners, including small businesses. We use our knowledge of plasma diagnostics, pulsed power expertise, and HED plasmas in the areas of fusion energy, weapons support, and basic plasma science. Team Leader: Glen Wurden ([email protected]) Staff: Hsu, Weber, Langendorf, Dunn, Shimada Postdocs: Tom Byvank, Kevin Yates, John Boguski Student: Chris Roper (Summer) 6 Managed by Triad National Security, LLC for the U.S. -
Plasma Physics in the 20Th Century As Told by Players”
Eur. Phys. J. H 43, 337{353 (2018) https://doi.org/10.1140/epjh/e2018-90061-5 THE EUROPEAN PHYSICAL JOURNAL H Editorial Editorial introduction to the special issue \Plasma physics in the 20th century as told by players" Patrick H. Diamond1,a , Uriel Frisch2, and Yves Pomeau3 1 University of California San Diego, La Jolla, CA 92093-0319, USA 2 Universit´eC^oted'Azur, OCA, Lab. Lagrange, CS 34229, 06304 Nice Cedex 4, France 3 Ladhyx, Ecole´ Polytechnique, Palaiseau, France Received 31 October 2018 Published online 30 November 2018 c EDP Sciences, Springer-Verlag GmbH Germany, part of Springer Nature, 2018 Our ancestors lived in a world where { as far as they were aware { electrons and ions lived happily bound together. But with suitable conditions, e.g. low density and/or high temperature, electrons and ions will unbind and we obtain a plasma, a state of matter of which we became increasingly aware in the 20th century, and which pervades our universe near and far. There are also many applications of plasma physics: chip etching, TV screens, torches, propulsion, fusion (through magnetic or inertial confinement), astrophysics and space physics, and laser physics, to cite just a few. At the crossroads of electrodynamics, continuum physics, kinetic theory and nonlinear physics, plasma physics enjoys an abundance of riches. Actually, so much that we can only cover a fraction of its history in this limited volume. The history of plasma physics presented here covers mostly the period from 1950 to 2000. The issue is focussed both on fundamentals and on applications in controlled fusion through magnetic confinement, which in turn raises a host of fundamental and interesting questions in various areas. -
SCIENCE and INNOVATION at Los Alamos
SCIENCE AND INNOVATION at Los Alamos Los Alamos Science Number 21 1993 1993 Number 21 Los Alamos Science 1 . Fred Reines (left) helps lower Wright Langham into a detector similar to the one used by Reines to detect neutrinos for the first time. The active medium of the detector was a liquid scintillator developed by F. Newton Hayes for assays of large biological sam- ples. The availability of liquid scintillators led to the whole-body counter, a device for monitoring the amount of certain radionu- clides in the bodies of workers exposed to radioactive materials. Wright Langham was one of the world’s experts on the metabo- lism of plutonium. Lattice-gas hydrodynamics, a discrete model for fluid flow, was invented by Brosl Hasslacher at Los Alamos with U. Frisch and Y. Pomeau. This novel formulation provides a fast, efficient, reliable method for simulating the Navier-Stokes equations and two-phase flow. A modification by Ken Eggert and coworkers is now being applied to model flow through porous media, a problem of great interest to oil companies. Norman Doggett and Judy Tesmer examine a gel at the Laboratory’s Center for Human Genome Studies. The Human Genome Project, a joint DOE-NIH effort, was largely conceived at a DOE meeting in Santa Fe in 1986. Researchers at the Los Alamos Center developed a widely used technique for fingerprinting DNA, discovered the human telomere (the se- quence at the ends of every human chromosome), are developing physical maps of several human chromosomes, and are preparing chromosome-specific libraries of clones, which are extremely useful in physical-mapping projects. -
Operational Characteristics of the Stabilized Toroidal Pinch Machine, Perhapsatron S-4
P/2488 USA Operational Characteristics of the Stabilized Toroidal Pinch Machine, Perhapsatron S-4 By J. P. Conner, D. C. H age r m an, J. L. Honsaker, H. J. Karr, J. P. Mize, J. E. Osher, J. A. Phillips and E. J. Stovall Jr. Several investigators1"6 have reported initial success largely inductance-limited and not resistance-limited in stabilizing a pinched discharge through the utiliza- as observed in PS-3. After gas breakdown about 80% tion of an axial Bz magnetic field and conducting of the condenser voltage appears around the secondary, walls, and theoretical work,7"11 with simplifying in agreement with the ratio of source and load induct- assumptions, predicts stabilization under these con- ances. The rate of increase of gas current is at first ditions. At Los Alamos this approach has been large, ~1.3xlOn amp/sec, until the gas current examined in linear (Columbus) and toroidal (Per- contracts to cause an increase in inductance, at which hapsatron) geometries. time the gas current is a good approximation to a sine Perhapsatron S-3 (PS-3), described elsewhere,4 was curve. The gas current maximum is found to rise found to be resistance-limited in that the discharge linearly with primary voltage (Fig. 3), deviating as current did not increase significantly for primary expected at the higher voltages because of saturation vçltages over 12 kv (120 volts/cm). The minor inside of the iron core. diameter of this machine was small, 5.3 cm, and the At the discharge current maximum, the secondary onset of impurity light from wall material in the voltage is not zero, and if one assumes that there is discharge occurred early in the gas current cycle. -
Alwyn C. Scott
the frontiers collection the frontiers collection Series Editors: A.C. Elitzur M.P. Silverman J. Tuszynski R. Vaas H.D. Zeh The books in this collection are devoted to challenging and open problems at the forefront of modern science, including related philosophical debates. In contrast to typical research monographs, however, they strive to present their topics in a manner accessible also to scientifically literate non-specialists wishing to gain insight into the deeper implications and fascinating questions involved. Taken as a whole, the series reflects the need for a fundamental and interdisciplinary approach to modern science. Furthermore, it is intended to encourage active scientists in all areas to ponder over important and perhaps controversial issues beyond their own speciality. Extending from quantum physics and relativity to entropy, consciousness and complex systems – the Frontiers Collection will inspire readers to push back the frontiers of their own knowledge. Other Recent Titles The Thermodynamic Machinery of Life By M. Kurzynski The Emerging Physics of Consciousness Edited by J. A. Tuszynski Weak Links Stabilizers of Complex Systems from Proteins to Social Networks By P. Csermely Quantum Mechanics at the Crossroads New Perspectives from History, Philosophy and Physics Edited by J. Evans, A.S. Thorndike Particle Metaphysics A Critical Account of Subatomic Reality By B. Falkenburg The Physical Basis of the Direction of Time By H.D. Zeh Asymmetry: The Foundation of Information By S.J. Muller Mindful Universe Quantum Mechanics and the Participating Observer By H. Stapp Decoherence and the Quantum-to-Classical Transition By M. Schlosshauer For a complete list of titles in The Frontiers Collection, see back of book Alwyn C. -
Nicholas Christofilos and the Astron Project in America's Fusion Program
Elisheva Coleman May 4, 2004 Spring Junior Paper Advisor: Professor Mahoney Greek Fire: Nicholas Christofilos and the Astron Project in America’s Fusion Program This paper represents my own work in accordance with University regulations The author thanks the Program in Plasma Science and Technology and the Princeton Plasma Physics Laboratory for their support. Introduction The second largest building on the Lawrence Livermore National Laboratory’s campus today stands essentially abandoned, used as a warehouse for odds and ends. Concrete, starkly rectangular and nondescript, Building 431 was home for over a decade to the Astron machine, the testing device for a controlled fusion reactor scheme devised by a virtually unknown engineer-turned-physicist named Nicholas C. Christofilos. Building 431 was originally constructed in the late 1940s before the Lawrence laboratory even existed, for the Materials Testing Accelerator (MTA), the first experiment performed at the Livermore site.1 By the time the MTA was retired in 1955, the Livermore lab had grown up around it, a huge, nationally funded institution devoted to four projects: magnetic fusion, diagnostic weapon experiments, the design of thermonuclear weapons, and a basic physics program.2 When the MTA shut down, its building was turned over to the lab’s controlled fusion department. A number of fusion experiments were conducted within its walls, but from the early sixties onward Astron predominated, and in 1968 a major extension was added to the building to accommodate a revamped and enlarged Astron accelerator. As did much material within the national lab infrastructure, the building continued to be recycled. After Astron’s termination in 1973 the extension housed the Experimental Test Accelerator (ETA), a prototype for a huge linear induction accelerator, the type of accelerator first developed for Astron. -
The Stellarator Program J. L, Johnson, Plasma Physics Laboratory, Princeton University, Princeton, New Jersey
The Stellarator Program J. L, Johnson, Plasma Physics Laboratory, Princeton University, Princeton, New Jersey, U.S.A. (On loan from Westlnghouse Research and Development Center) G. Grieger, Max Planck Institut fur Plasmaphyslk, Garching bel Mun<:hen, West Germany D. J. Lees, U.K.A.E.A. Culham Laboratory, Abingdon, Oxfordshire, England M. S. Rablnovich, P. N. Lebedev Physics Institute, U.S.3.R. Academy of Sciences, Moscow, U.S.S.R. J. L. Shohet, Torsatron-Stellarator Laboratory, University of Wisconsin, Madison, Wisconsin, U.S.A. and X. Uo, Plasma Physics Laboratory Kyoto University, Gokasho, Uj', Japan Abstract The woHlwide development of stellnrator research is reviewed briefly and informally. I OISCLAIWCH _— . vi'Tli^liW r.'r -?- A stellarator is a closed steady-state toroidal device for cer.flning a hot plasma In a magnetic field where the rotational transform Is produced externally, from torsion or colls outside the plasma. This concept was one of the first approaches proposed for obtaining a controlled thsrtnonuclear device. It was suggested and developed at Princeton in the 1950*s. Worldwide efforts were undertaken in the 1960's. The United States stellarator commitment became very small In the 19/0's, but recent progress, especially at Carchlng ;ind Kyoto, loeethar with «ome new insights for attacking hotii theoretics] Issues and engineering concerns have led to a renewed optimism and interest a:; we enter the lQRO's. The stellarator concept was borr In 1951. Legend has it that Lyman Spiczer, Professor of Astronomy at Princeton, read reports of a successful demonstration of controlled thermonuclear fusion by R. -
Highlights in Early Stellarator Research at Princeton
J. Plasma Fusion Res. SERIES, Vol.1 (1998) 3-8 Highlights in Early Stellarator Research at Princeton STIX Thomas H. Department of Astrophysical Sciences, Princeton University, Princeton, NJ 08540, USA (Received: 30 September 1997/Accepted: 22 October 1997) Abstract This paper presents an overview of the work on Stellarators in Princeton during the first fifteen years. Particular emphasis is given to the pioneering contributions of the late Lyman Spitzer, Jr. The concepts discussed will include equilibrium, stability, ohmic and radiofrequency plasma heating, plasma purity, and the problems associated with creating a full-scale fusion power plant. Brief descriptions are given of the early Princeton Stellarators: Model A, Model B, Model B-2, Model B-3, Models 8-64 and 8-65, and Model C, and also of the postulated fusion power plant, Model D. Keywords: Spitzer, Kruskal, stellarator, rotational transform, Bohm diffusion, ohmic heating, magnetic pumping, ion cyclotron resonance heating (ICRH), magnetic island, tokamak On March 31 of this year, at the age of 82, Lyman stellarator was brought to the headquarters of the U.S. Spitzer, Jr., a true pioneer in the fields of astrophysics Atomic Energy Commission in Washington where it re- and plasma physics, died. I wish to dedicate this presen- ceived a favorable reception. Spitzer chose the name tation to his memory. "Project Matterhorn" for the project which was to be Forty-six years ago, in early 1951, Spitzer, then sited in the Princeton area, on the newly acquired For- chair of the Department of Astronomy at Princeton restal tract, and funding began on July 1 of that year University, together with Princeton physicist John 121- Wheeler, had been thinking about the physics of ther- Spitzer's earliest stellarator papers comprise a truly monoclear processes.