Finite Elements Magnetic Analysis of the CLIC MDI Region

First Beam Spectra of SC Third Harmonic Cavity at FLASH

First experiments with a 100 period superconductive undulator with a period length of 3.8 mm

First high gradient test results of a dressed 325 MHz superconducting single spoke resonator at Fermilab

First high power pulsed tests of a dressed 325 MHz superconducting single spoke resonator at Fermilab

First Observation of Self-Amplified Spontaneous Emission in a Free-Electron Laser at 109 nm Wavelength

First observation of the exchange of transverse and longitudinal emittances

First observations of beam losses due to bound-free pair production in a heavy-ion collider

First-Order Averaging Principles for Maps with Applications to Beam Dynamics in Particle Accelerators

FLASH Beam-Off RF Measurements and Analyses

Fluctuations Do Matter: Large Noise-Enhanced Halos in Charged-Particle Beams

Focusing a fountain of neutral cesium atoms with an electrostatic lens triplet

Focusing limits of channeled high energy particles in bent crystals

Focusing of Parametric X-ray Radiation from a Bent Crystal

Focusing of transition radiation and diffraction radiation from concave targets

Formation of Patterns and Coherent Structures in Charged Particle Beams

Formation of Patterns in Intense Hadron Beams. The Amplitude Equation Approach

Forward Diffracted Parametric X Radiation From a Thick Tungsten Single Crystal at 855 MeV Electron Energy

Frequency Resolved Measurement of Longitudinal Impedances Using Transient Beam Diagnostics

Frictional cooling of positively charged particles