One of the great dream experiments in Science is to directly observe atomic motions as they
occur. Femtosecond electron diffraction provided the first'light'of sufficient intensity to …

The discovery of the electron over a century ago and the realization of its dual character
have given birth to one of the two most powerful imaging instruments: the electron …

With the rapid development in advanced industries, such as microelectronics and optics
sectors, the functional feature size of devises/components has been decreasing from micro …

Ultrafast laser processing has emerged as a versatile technique for modifying materials and
introducing novel functionalities. Over the past decade, this method has demonstrated …

Ultrafast processes can now be studied with the combined atomic spatial resolution of
diffraction methods and the temporal resolution of femtosecond optical spectroscopy by …

The modern electron microscope, as a result of recent revolutionary developments and
many evolutionary ones, now yields a wealth of quantitative knowledge pertaining to …

Recent theoretical and experimental studies have indicated the existence of a new stable
phase of carbon with mixed sp 2 and sp 3 hybridized bonds—diaphite. Such a two-layered …

Radio-frequency compressed ultrafast electron diffraction has been used to probe the
coherent and incoherent coupling of impulsive electronic excitation at 1.55 eV (800 nm) to …

We report on the hydrogen adsorption induced phase transition of a few layer graphene (1
to 4 layers) to a diamondlike structure on Pt (111) based on core level x-ray spectroscopy …

Chemical bonding dynamics are fundamental to the understanding of properties and
behavior of materials and molecules. Here, we demonstrate the potential of time-resolved …