These feature make
ultrashort electron pulse trains an ideal tool with which to monitor, in real time, the ultrafast processes initiated by the impact of light oscillations onto matter.
«The work shows how magnetization of nanoscale magnets can be steered by intense
ultrashort electron pulses,» said Alexander Schäffer, a doctoral student at Martin - Luther - Universität Halle - Wittenberg in Halle, Germany, and lead author of the paper.
Not exact matches
Using tunneling ionization and
ultrashort laser
pulses, scientists have been able to observe the structure of a molecule and the changes that take place within billionths of a billionth of a second when it is excited by an
electron impact.
Electron microscopy and electron diffraction can provide the spatial resolution to image atoms, but filming atomic motions requires ultrashort shutter speeds — the shorter the electron pulses, the sharper the images from the micr
Electron microscopy and
electron diffraction can provide the spatial resolution to image atoms, but filming atomic motions requires ultrashort shutter speeds — the shorter the electron pulses, the sharper the images from the micr
electron diffraction can provide the spatial resolution to image atoms, but filming atomic motions requires
ultrashort shutter speeds — the shorter the
electron pulses, the sharper the images from the micr
electron pulses, the sharper the images from the microcosmos.
«
Electrons used to control
ultrashort laser
pulses.»
In order to observe the ultrafast
electron motion in the inner shells of atoms with short light
pulses, the
pulses must not only be
ultrashort, but very bright, and the photons delivered must have sufficiently high energy.
Among other achievements, his group has used the response of
electrons to measure the electric field of a laser's
ultrashort pulses and display the waveform, much like displaying a radio - frequency wave on an oscilloscope.