Click here for a cool infographic explaining fusion energy.
Among the top puzzles in the development of fusion energy is the best shape for the magnetic facility — or “bottle” — that will provide the next steps in the development of fusion reactors.
Runaway electrons, a searing, laser-like beam of electric current released by plasma disruptions, could damage the interior walls of future tokamaks the size of ITER, the international fusion experiment under construction in France.
"Chirp, chirp, chirp." The familiar sound of birds is also what researchers call a wave in plasma that breaks from a single note into rapidly changing notes.
Physicists led by Gerrit Kramer at the U.S.
The U.S. Department of Energy’s (DOE) Princeton Plasma Physics Laboratory (PPPL) has been named principal investigator for a multi-institutional project to study plasma-materials interaction (PMI) on the Experimental Advanced Superconducting Tokamak (EAST) in China.
Magnetic fusion energy and the plasma physics that underlies it are the topics of ambitious new books by Hutch Neilson, head of the Advanced Projects Department at PPPL, and Amitava Bhattacharjee, head of the Theory Department at the Laboratory.
More than 40 college students pursuing careers in physics, engineering and computer science are spending their summer at the U.S. Department of Energy’s Princeton Plasma Physics Laboratory working with scientists and engineers on hands-on research projects.
Among the intriguing issues in plasma physics are those surrounding X-ray pulsars — collapsed stars that orbit around a cosmic companion and beam light at regular intervals, like lighthouses in the sky. Physicists want to know the strength of the magnetic field and density of the plasma that sur
Magnetic fusion has “enormous promise as a global energy source” if researchers are able to make “significant progress in several areas of science and technology” in the coming decades, according to a recent report published by Princeton University’s Andlinger Center for Energy and the Environmen
Princeton University and the U.S. Department of Energy’s Princeton Plasma Physics Laboratory (PPPL) are participating in the accelerated development of a modern high-performance computing code, or software package.
Terry Brog, the Princeton Plasma Physics Laboratory’s new deputy director for operations, brings with him decades of experience in senior leadership, most recently as manager of the Strategic Projects Division within the Facilities and Operations division at Pacific Northwest National Laboratory
Plasma – the hot ionized gas that fuels fusion reactions – can also create super-small particles used in everything from pharmaceuticals to tennis racquets.
The Princeton Plasma Physics Laboratory (PPPL) has received two national awards for its green purchasing program, adding to the long list of honors the Laboratory’s environmental program has received over the past several years.
Steven Sabbagh and Jack Berkery, Columbia University physicists on assignment to the U.S. Department of Energy’s (DOE) Princeton Plasma Physics Laboratory (PPPL), have received the 2016 Landau-Spitzer Award for outstanding contributions to plasma physics.
Physicist Fatima Ebrahimi at the U.S. Department of Energy's (DOE) Princeton Plasma Physics Laboratory (PPPL) and Princeton University has for the first time performed computer simulations indicating the efficiency of a start-up technique for doughnut-shaped fusion machines known as tokamaks.
Physicist Egemen Kolemen, who has dual appointments at both Princeton University and the U.S.
Ronald C. Davidson, a pioneering plasma physicist for 50 years who directed the U.S.
U.S. Department of Energy Secretary Ernest Moniz dedicated the most powerful spherical torus fusion facility in the world on Friday, May 20, 2016.
A promising experiment that encloses hot, magnetically confined plasma in a full wall of liquid lithium is undergoing a $2 million upgrade at the U.S. Department of Energy’s (DOE) Princeton Plasma Physics Laboratory (PPPL).
Researchers at the U.S. Department of Energy’s (DOE) Princeton Plasma Physics Laboratory (PPPL) have challenged understanding of a key element in fusion plasmas.
Written Testimony of Stewart Prager Director, Princeton Plasma Physics Laboratory, Professor of Astrophysical Sciences, Princeton University
Delivered to the Committee on Science, Space and Technology Subcommittee on Energy For the hearing on April 20, 2016
Imène Goumiri, a Princeton University graduate student, has worked with physicists at the U.S. Department of Energy's (DOE) Princeton Plasma Physics Laboratory (PPPL) to simulate a method for limiting instabilities that reduce the performance of fusion plasmas.
Scientists at the U.S. Department of Energy's Princeton Plasma Physics Laboratory (PPPL) have helped design and test a component that could improve the performance of doughnut-shaped fusion facilities known as tokamaks.
Some 575 seventh- to tenth-grade girls from throughout New Jersey, as well as Pennsylvania and Maryland, found fun and inspiration doing myriad hands-on activities and meeting female scientists at The Princeton Plasma Physics Laboratory’s 15th annual Young Women’s Conference in Science
The world of fusion energy is a world of extremes. For instance, the center of the ultrahot plasma contained within the walls of doughnut-shaped fusion machines known as tokamaks can reach temperatures well above the 15 million degrees Celsius core of the sun.
Physicists have long regarded plasma turbulence as unruly behavior that can limit the performance of fusion experiments. But new findings by researchers associated with the U.S.
Big Bang neutrinos are believed to be everywhere in the universe but have never been seen.
The path to creating sustainable fusion energy as a clean, abundant and affordable source of electric energy has been filled with “aha moments” that have led to a point in history when the international fusion experiment, ITER, is poised to produce more fusion energy than it uses when it is compl
Fifty seventh- and eighth-graders from John Witherspoon Middle School in Princeton came to PPPL for a half day on March 4 to become scientists – doing a variety of hands-on science activities, from building a motor to sampling ice cream frozen with liquid nitrogen in a cryogenics demonstration, t
The electric current that powers fusion experiments requires superb control. Without it, the magnetic coils the current drives cannot contain and shape the plasma that fuels experiments in doughnut-shaped tokamaks correctly.
Charles Gentile, an engineer at PPPL, and fellow inventors George Ascione and Adam Cohen won third prize at Princeton University Keller Center’s 11th Annual Innovation Forum on Feb.
When you think of a physicist, what comes to mind? Perhaps a figure in a white lab coat tinkering with complex machinery. Or maybe a wild-haired theoretician scribbling equations on a chalkboard.
The West Windsor-Plainsboro South High School Science Bowl team is going to Washington, DC, for the second consecutive year after emerging undefeated in 12 rounds of challenging science and mathematics questions at the New Jersey Regional Science Bowl at the U.S.
The life of a subatomic particle can be hectic. The charged nuclei and electrons that zip around the vacuum vessels of doughnut-shaped fusion machines known as tokamaks are always in motion.
- It’s the fourth state of matter: Solid, liquid, gas, and plasma. Plasma is a super-heated gas, so hot that its electrons get out of the atom’s orbit and roam free.
As the most powerful spherical tokamak in the world, the National Spherical Torus Experiment-Upgrade (NSTX-U) at the U.S. Department of Energy’s Princeton Plasma Physics Laboratory (PPPL) produces magnetic forces that are far greater than what its predecessor could generate.
The announcement Feb. 11 of the detection of gravitational waves, predicted by Albert Einstein some 100 years ago, created a surge of excitement among physicists worldwide, including many with ties to Princeton University.
David McComas, an executive leader in managing various complex technical projects and programs, has been named vice president for the U.S. Department of Energy's Princeton Plasma Physics Laboratory (PPPL).
Princeton Plasma Physics Laboratory (PPPL) physicists collaborating on the Wendelstein 7-X (W 7-X) stellarator fusion energy device in Greifswald, Germany, were on hand for the Feb.
The world’s nuclear enrichment programs should be under international control to prevent the development of nuclear weapons after the new arms deal with Iran expires in 10 to 15 years, said Frank von Hippel, a senior Princeton University research physicist and a former security advisor during the
Q: What is fusion and how can it produce energy?
Shannon Greco, a science education program leader at PPPL, has been named one of the YWCA Princeton’s “women of excellence” for her work with young women and disadvantaged youth, including her help in starting two all-girls robotics teams for the YWCA Princeton.
The U.S Department of Energy (DOE) has awarded a total of 80 million processor hours on the fastest supercomputer in the nation to an astrophysical project based at the DOE’s Princeton Plasma Physics Laboratory (PPPL).
- It’s natural. In fact, it’s abundant throughout the universe. Stars – and there are billions and billions of them – produce energy by fusion of light atoms.
- It’s safe. There are no dangerous byproducts.
The same process that determines why certain bees become queen bees while others with the exact same DNA become worker bees also plays a role in how doughnuts eaten by a pregnant woman may influence whether her child becomes obese.
When astronomer Isaac Roberts showed a photograph of the Andromeda Nebula to the Royal Astronomical Society, it caused a huge sensation. “There were audible gasps in the audience,” astronomer Alan Hirshfeld told the audience at the first Ronald E. Hatcher Science on Saturday lecture at the U.S.
From launching the most powerful spherical tokamak on Earth to discovering a mechanism that halts solar eruptions, scientists at the U.S. Department of Energy’s Princeton Plasma Physics Laboratory advanced the boundaries of clean energy and plasma science research in 2015.
Engineers at the U.S. Department of Energy's Princeton Plasma Physics Laboratory (PPPL) have finished designing a novel component for the Wendelstein 7-X (W7-X) stellarator, which recently opened at the Max Planck Institute of Plasma Physics (IPP) in Griefswald, Germany.
Scientists at the U.S. Department of Energy's Princeton Plasma Physics Laboratory (PPPL) have produced self-consistent computer simulations that capture the evolution of an electric current inside fusion plasma without using a central electromagnet, or solenoid.
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