Sentences with phrase «first electron beams»

The original CEBAF provided its first electron beams to a target in an experimental hall in 1994.

The first electron beams at 6 GeV for 12 GeV commissioning were delivered into Experimental Hall A on April 1 at 4 p.m. for just over 11 minutes.

Not exact matches

Four years later, Max Knoll discovered a means to sweep an electron beam over the surface of a sample, creating the first scanning electron microscope (SEM) images.

A beam of electrons was first observed to be accelerated with a «gradient» — or energy transfer rate — of 300 MV / m, which is very high for present - day accelerators, in a device rather like a microchip.

Following an upgrade of the Continuous Electron Beam Accelerator Facility, the CEBAF accelerator delivered the highest - energy electron beams it has ever produced into a target in an experimental hall, recording the first data of the 12 Electron Beam Accelerator Facility, the CEBAF accelerator delivered the highest - energy electron beams it has ever produced into a target in an experimental hall, recording the first data of the 12 electron beams it has ever produced into a target in an experimental hall, recording the first data of the 12 GeV era.

The researchers compared the images from the first and last scans to verify that the tungsten had not been damaged by the radiation, thanks to the electron beam energy being kept below the radiation damage threshold of tungsten.

«First, we fabricated samples using electron - beam lithography, magnetron sputtering and lift - off techniques,» said Sampaio.

As the electron beam passes through the magnets, it is first attracted to the positive pole of a magnet.

This is the first time anyone has seen electron neutrinos show up in a beam of particles that started off as muon neutrinos.

For the first time, RHIC is running at a record energy of 500 giga - electron volts (GeV) per collision, more than double the previous runs in which polarized proton beams collided at 200 GeV.

«We were selected to provide critical technologies that generate the high - brightness and high - repetition - rate electron beam that is the first component in the superconducting accelerator chain, and the undulators that are the core of the free - electron laser X-ray source.

The exquisite detail and continuous formation of the radio images allowed the scientists to directly measure the speed of the fast electrons in the beam, marking the first time ever that the speed of energy flow in such a cosmic jet has been measured.

Electron beams were injected and circulated overnight, and by Monday lunchtime, the first beam of 1995 was accelerated to the full energy of 45GeV.

Here we present a joint hydrodynamic and radiative model showing that during the first seconds of beam injection the effects caused by beam electrons can reproduce Hα line profiles with large red - shifts closely matching those observed in a C1.5 flare by the Swedish Solar Telescope.