Beam dynamics is a research area within accelerator physics that investigates the motion, stability, and phase-space evolution of charged particle beams under the influence of electromagnetic fields and collective effects. It encompasses single-particle dynamics (including linear and nonlinear optics, resonance phenomena, and orbit control) and collective beam behavior (space charge, wakefields, instabilities, and beam–beam interactions). The field develops analytical models, numerical simulations, and control strategies to optimize beam quality, luminosity, emittance preservation, and loss mitigation in accelerators, storage rings, free-electron lasers, and beam transport lines for scientific, medical, and industrial applications.
Researchers at the National Synchrotron Light Source II (NSLS-II), a U.S. Department of Energy (DOE) Office of Science user facility at DOE's Brookhaven National Laboratory, depend on the facility's bright, stable electron ...
General Physics
May 20, 2025
0
46
Beams of light that can be guided into corkscrew-like shapes called optical vortices are used today in a range of applications. Pushing the limits of structured light, Harvard applied physicists in the John A. Paulson School ...
Optics & Photonics
Apr 11, 2025
0
278
Laser plasma acceleration is a potentially disruptive technology: It could be used to build far more compact accelerators and open up new use cases in fundamental research, industry and health. However, on the path to real-world ...
Plasma Physics
Apr 10, 2025
0
107
Scientists have found a new way to navigate beams of light through dynamic scattering media, such as the turbulent atmosphere or living tissue.
Optics & Photonics
Mar 14, 2025
0
51
Go faster, farther, more efficiently. That's the goal driving spacecraft propulsion engineers like Chen Cui, a new assistant professor at the University of Virginia School of Engineering and Applied Science. Cui is exploring ...
Space Exploration
Jan 6, 2025
0
114
The Tata Institute of Fundamental Research, Mumbai, in collaboration with the Australian National University, Canberra has demonstrated a novel way of steering a beam of relativistic electron pulses produced by an ultrahigh ...
Nanophysics
Dec 16, 2024
0
41
Scientists and engineers at the Facility for Rare Isotope Beams (FRIB) have reached a new milestone in isotope studies. They accelerated a high-power beam of uranium ions and delivered a record 10.4 kilowatts of continuous ...
General Physics
Oct 10, 2024
0
74
MIT physicists and colleagues have created a new material with unusual superconducting and metallic properties, thanks to wavy layers of atoms only billionths of a meter thick that repeat themselves over and over to create ...
Condensed Matter
Sep 19, 2024
0
302
Adjusting experimental methods achieved the first "single-shot" diagnosis of electron acceleration through a laser wakefield accelerator along a curved trajectory, according to a recent study led by University of Michigan ...
General Physics
Jun 26, 2024
0
129
A team led by researchers from the RIKEN Center for Emergent Matter Science in Japan has succeeded in creating a strong coupling between two forms of waves—magnons and phonons—in a thin film. Importantly, they achieved this ...
Condensed Matter
Mar 29, 2024
0
542
