Theoretical and computational physicist Greg Hammett, a leader in advancing understanding of the complex turbulence that controls the performance of fusion plasmas and a dedicated educator, has been named a 2021 Distinguished Scientist Fellow by the DOE’s Office of Science.
World-class expertise in the study of plasma — the hot, charged state of matter composed of free electrons and atomic nuclei, or ions, that makes up 99 percent of the visible universe — has won frontier science projects for three physicists at PPPL.
Summer interns working for PPPL did hands-on research from their computers in their bedrooms or on their dining room tables all over the U.S. They worked closely with PPPL physicists and engineers on research aimed at understanding ionized gases called plasmas.
Scientists at PPPL have transferred a technique from one realm of plasma physics to another to enable the more efficient design of powerful magnets for doughnut-shaped fusion facilities known as tokamaks.
This new program will allow undergraduates to conduct research in a wide range of plasma physics topics, including fusion energy, general plasma science, astrophysical plasmas, and accelerator physics.
Nothing seems more familiar than the sun in the sky. But mysterious swirls, jets, and flashes of powerful light that scientists cannot explain occur in the sun’s outer atmosphere all the time. Now, researchers at PPPL have gained insight into these puzzling phenomena.
The big holes in Swiss cheese help make it a tasty treat. Now, scientists at PPPL are adding tiny, Swiss-cheese-type holes to components to improve the process of bringing to Earth the fusion energy that powers the sun and stars.
An intern about to start a Science Undergraduate Laboratory Internship (SULI) at PPPL and another University of Texas-Dallas student kicked off their summer with a friendly online chat with U.S. Energy Secretary Jennifer Granholm about their plans for the summer.
Scientists at PPPL have been awarded three grants from NASA totaling over $2 million to conduct research that could help predict the potentially damaging effects of blasts of subatomic particles from the sun.
Every day, the sun ejects large amounts of a hot particle soup known as plasma toward Earth where it can disrupt telecommunications satellites and damage electrical grids. Now, scientists have made a discovery that could lead to better predictions of this space weather.
Research led by PPPL scientists provides new evidence that particles of boron, the main ingredient of Borax household cleaner, can coat internal components of doughnut-shaped plasma devices known as tokamaks and improve the efficiency of the fusion reactions.
New research reveals a surprising insight into the physics behind magnetic reconnection. The findings could lead to a greater ability to predict space weather.
A novel computer algorithm, or set of rules, that accurately predicts the orbits of planets in the solar system could be adapted to better predict and control the behavior of the plasma that fuels fusion facilities designed to harvest on Earth the fusion energy that powers the sun and stars.
A new type of rocket thruster that could take humankind to Mars and beyond has been proposed by a physicist at PPPL. The device would apply magnetic fields to cause particles of plasma to shoot out the back of a rocket and propel the craft forward.
Researchers at PPPL have gained a better understanding of a promising method for improving the confinement of superhot fusion plasma using magnetic fields.
Physicist Erik Gilson won third place at the Princeton University Keller Center’s 15th Annual Innovation Forum for his invention with a team of PPPL researchers of an advanced liquid centrifuge.
Students attending the third annual graduate summer school at PPPL gathered virtually, due to travel restrictions, to get a broad overview of the field of plasma physics.
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.
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.
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.
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 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.
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.
The American Physical Society (APS) has recognized a former PPPL summer intern for producing an outstanding research poster at the world-wide APS Division of Plasma Physics (DPP) gathering last October. The student used machine learning to accelerate a leading PPPL computer code known as XGC.
Scientists often make progress by coming up with new ways to look at old problems. That has happened at PPPL, where physicists have used a simple insight to capture the complex effects of many high-frequency waves in a fusion plasma.
Arms control robots, a new national facility, and accelerating the drive to bring the fusion energy that powers the stars to Earth: Ten (and a triple bonus!) Must-Read Stories of 2019 from PPPL
PPPL physicists have identified a method by which instabilities can be tamed and heat can be prevented from leaking from fusion plasma, giving scientists a better grasp on how to optimize conditions for fusion in devices known as tokamaks.
PPPL physicist Fatima Ebrahimi has used high-resolution computer simulations to confirm the practicality of the CHI start-up technique. The simulations show that CHI could produce electric current continuously in larger, more powerful tokamaks than exist today to produce stable fusion plasmas.