Hyeon Park honored with 2020 Subramanyan Chandrasekhar Prize for Plasma Physics from the Division of Plasma Physics of the Association of Asia Pacific Physical Societies. The prize recognizes Park for his work developing an essential diagnostic tool for tokamak fusion facilities throughout the world.
Argonne scientists were part of a team that constructed a nuclear physics model capturing the interactions between neutrinos and atomic nuclei. This model building is part of a larger project to understand the role of neutrinos in the early universe.
The record-setting PPPL tokamak that laid the foundation for future fusion power plants receives the distinguished landmark designation from the the American Nuclear Society.
An international group of researchers has developed a technique that forecasts how tokamaks might respond to unwanted magnetic errors. These forecasts could help engineers design fusion facilities that create a virtually inexhaustible supply of safe and clean fusion energy to generate electricity.
Hutch Neilson, a physicist at PPPL who is head of ITER Projects, has received the 2020 Institute of Electrical and Electronics Engineers’ (IEEE) Nuclear & Plasma Sciences Society (NPSS) Merit Award for decades of achievements, including collaborations with fusion experiments around the world from the Wendelstein 7-X (W7-X) stellarator in Germany to the international ITER experiment in the south of France.
New funding will upgrade key diagnostics on the National Spherical Tokamak Experiment-Upgrade, the flagship facility at PPPL.
Instabilities in tokamak confinement fields can damage reactor walls by exposing them to plasma. Resonant magnetic perturbation (RMP) suppresses instabilities, but it was thought to impair confinement. New research shows that RMP has no effect on confinement and actually improves tokamak operation.
PPPL scientists have found that electrical currents can form in ways not known before. The novel findings could give researchers greater ability to bring the fusion energy that drives the sun and stars to Earth.
Two new fusion companies will work with PPPL to model their development concepts under the INFUSE program.
A team of ORNL researchers working with tungsten to armor the inside of future fusion reactors had some surprising results when looking at the probability of contamination.
UC San Diego researchers published a study that used the 'Comet' supercomputer at the San Diego Supercomputer Center on campus showing how machine learning produced a model for plasma turbulence.
Researchers led by PPPL have upgraded a key computer code for calculating forces acting on magnetically confined plasma in fusion energy experiments. The upgrade will help scientists further improve the design of breakfast-cruller-shaped facilities known as stellarators.
A professor at The University of Alabama in Huntsville (UAH) has been awarded a one-year, $98,930 grant by the U.S. Department of Energy (DOE) for plasma research that could advance pulsed fusion propulsion for spacecraft.
Egemen Kolemen, Princeton University assistant professor and PPPL physicist, wins prestigious Fusion Power Associates award.
Physicists at PPPL discover a new trigger for edge localized modes (ELMs) — instabilities that can halt fusion reactions and damage the tokamaks that house such reactions.
Researchers discover a technique for widening the windows of plasma current to enhance suppression of edge localized modes (ELMs) that can damage tokamak facilities.
When stars explode as supernovas, they produce shock waves in the plasma that blast cosmic rays into the universe at relativistic speeds. How exactly they do that remains a mystery. New experiments using powerful lasers have recreated a miniature version of these supernova shocks in the lab, where scientists can observe how they accelerate particles.
ORNL Story Tips: Pandemic impact, root studies, neutrons confirm, lab on a crystal and modeling fusion
Researchers at the DOE's Princeton Plasma Physics Laboratory have developed a pulsed method for stabilizing magnetic islands that can cause disruptions in fusion plasmas.
Initial results of the Lithium Tokamak Experiment-Beta (LTX-β) at PPPL show that the enhancements significantly improve performance of the plasma that will fuel future fusion reactors.
Profile of Yuan Shi, graduate of the Princeton Program in Plasma Physics based at PPPL and winner of this year's Outstanding Thesis Award presented by the American Physical Society.
Scientists at PPPL have furthered understanding of a barrier that can prevent doughnut-shaped fusion facilities known as tokamaks from operating at high efficiency by causing vital heat to be lost from them.
Scientists at the DIII-D National Fusion Facility have for the first time studied the internal structure and stability of high-energy runaway electron (RE) beams in a tokamak. The finding could provide a way to control the damaging potential of RE beams and could contribute to future power production using tokamak fusion power plants.
The Princeton Plasma Physics Laboratory's internship program this summer has gone virtual with 47 interns working on research projects from home.
Article describes weekly virtual stellarator conferences held in lieu of annual face-to-face meeting because of COVID-19 travel restrictions.
Scientists at PPPL have gained new insight into a common type of plasma hiccup that interferes with fusion reactions. These findings could help bring fusion energy closer to reality.
Researchers have demonstrated that an advanced computer code could help design stellarators confine the essential heat from plasma fusion more effectively.
News release announcing online publication of the research magazine Quest.
Researchers at the Princeton Plasma Physics Laboratory and General Atomics have demonstrated a method for stabilizing fusion plasmas by suppressing edge localized modes (ELMs).
(Study publishes 6/17/20. No embargo.) Mystery enshrouds the birth of swirls typical for supernova remnants like the Crab Nebula. A new "supernova machine" may help solve it.
The U.S. Department of Laboratory's Princeton Plasma Physics Laboratory will lead the design and construction of several diagnostics for ITER, the international fusion experiment. At the same time, engineers are completing design work on a microwave reflectometer diagnostic called a low field side reflectometer.
Article profiles standout doctoral graduate who has developed a unique mathematical means to facilitate the development of stellarator fusion facilities.
A team of scientists at PPPL and Princeton University has reproduced a process that occurs in space to deepen understanding of what happens when the Earth encounters the solar wind.
ORNL Story Tips: Shuffling atoms, thinning forests, fusion assembly and nuclear medicine
Article profiles Vincent Graber, his research interests and thesis plans.
Jean Paul Allain is a professor and department head of the Ken and Mary Alice Lindquist Department of Nuclear Engineering, the director of the Radiation Surface Science and Engineering Laboratory, professor in Biomedical Engineering by courtesy and the Lloyd & Dorothy Foehr Huck Chair in Plasma Medicine at Penn State University.
Correlation discovered between magnetic turbulence in fusion plasmas and troublesome blobs at the plasma edge.
Unique PPPL simulations reveal new understanding of the highly complex edge of fusion plasmas.
New research points to improved control of troublesome magnetic islands in future fusion facilities.
PPPL scientists have borrowed a technique from applied mathematics to rapidly predict the behavior of fusion plasma at a much-reduced computational cost.
As a teenager, Kat Royston discovered that physics could give her answers to her questions about the ways the world works. Now, as a researcher in ORNL’s Reactor and Nuclear Systems Division, she works on unraveling the mysteries of fission and fusion around the world – including research for the ITER and JET fusion experiments.
Researchers have demonstrated a new approach for injecting microwaves into a tokamak fusion device. In a fusion electron-cyclotron current drive (ECCD), microwaves help stabilize the plasma while the tokamak heats the plasma on the path to fusion. The new approach to ECCD is twice as efficient as previous approaches.
With the world’s most powerful path-to-exascale supercomputing resources at their disposal, William Tang and colleagues are combining computer muscle and AI to eliminate disruption of fusion reactions in the production of sustainable clean energy.
PPPL researchers find that jumbled magnetic fields in the core of fusion plasmas can cause the entire plasma discharge to suddenly collapse.
The Sun is a spinning ball of plasma that generates its own magnetic field. As the Sun spews out plasma, it generates solar wind that pulls the Sun’s magnetic field along with it, twisting the magnetic field into what is called a Parker spiral. A recent experiment recreated this interaction at a small scale in the laboratory.
Tokamaks use magnetic fields to control plasma “Magnetic islands” are unstable structures that form in these magnetic fields. Researchers discovered that firing frozen pellets of deuterium deep into the plasma caused the magnetic islands to shrink.
The ITER fusion reactor will use rippled magnetic fields to prevent bursts of heat and particles that can damage the walls of the reactor. Physicists have now compared computer simulations of plasma with experimental measurements to understand how controlled magnetic ripples outside the plasma can suppress these bursts.
A summary of key points of the fusion and plasma science community's year-long Community Planning Process that proposes accelerating development of these strategic fields.
Research led by a Princeton University graduate student demonstrates that machine learning can predict and avoid damaging disruptions to fusion facilities.
Permanent magnets can, in principle, greatly simplify the design and production of the complex coils of stellarator fusion facilities.
RSS
Medicine keyboard_arrow_right
Sciencekeyboard_arrow_right
Life keyboard_arrow_right
Business keyboard_arrow_right
Journal News keyboard_arrow_right
By Location keyboard_arrow_right
Meetings, Grants, and Events keyboard_arrow_right