Since the discovery of electron-wave duality, electron scattering instrumentation has
developed into a powerful array of techniques for revealing the atomic structure of matter …

In the last decade, the development of ultrafast electron diffraction (UED) and microscopy
(UEM) have enabled the imaging of atomic motion in real time and space. These pivotal …

The development of ultrafast gas electron diffraction with nonrelativistic electrons has
enabled the determination of molecular structures with atomic spatial resolution. It has …

We propose and demonstrate a terahertz (THz) oscilloscope for recording time information
of an ultrashort electron beam. By injecting a laser-driven THz pulse with circular …

We demonstrate the compression of electron pulses in a high-brightness ultrafast electron
diffraction instrument using phase-locked microwave signals directly generated from a mode …

Imaging the structure of molecules during a photoinduced reaction is essential for
elucidating reaction mechanisms. This requires high spatiotemporal resolution to capture …

Resolving gas phase molecular motions with simultaneous spatial and temporal resolution
is rapidly coming within the reach of x-ray Free Electron Lasers (XFELs) and Mega-electron …

To understand and control the basic functions of physical, chemical and biological
processes from micron to nano-meter scale, an instrument capable of visualizing transient …

Ultrafast electron diffraction (UED) from aligned molecules in the gas phase has successfully
retrieved structures of both linear and symmetric top molecules. Alignment of asymmetric …

Ultrafast electron diffraction and time-resolved serial crystallography are the basis of the
ongoing revolution in capturing at the atomic level of detail the structural dynamics of …