A kiloelectron-volt ultrafast electron micro-diffraction apparatus using low emittance semiconductor photocathodes

WH Li, CJR Duncan, MB Andorf, AC Bartnik… - Structural …, 2022 - pubs.aip.org
We report the design and performance of a time-resolved electron diffraction apparatus
capable of producing intense bunches with simultaneously single digit micrometer probe …

Ultrafast Electron Diffraction with High Six Dimensional Brightness

CJR Duncan - 2022 - search.proquest.com
Time-resolved measurements provide information about dynamical processes and are
essential for studying complex physical, chemical and biological systems out of equilibrium …

Atomically Stable Cryogenic In Situ Biasing (S) TEM holder with Precise Temperature Control Over a Wide Range of Temperatures

M Andersen, Y Pivak, V Papadimitriou, T Jiang… - 2024 - academic.oup.com
Cryo scanning transmission electron microscopy (STEM) is becoming an indispensable tool
for studying phase transitions in various quantum materials [1-3] at the atomic scale. A …

Ultra-High Energy Resolution EELS Beyond Room Temperature

CW Johnson, MT Hotz, OL Krivanek, N Dellby… - 2024 - academic.oup.com
Sample temperature is a key parameter in most materials science experiments. In scanning
transmission electron microscopy (STEM), the available range of operating temperatures …

[PDF][PDF] Characterization and applications of low intrinsic emittance photocathodes

WH Li - 2022 - ecommons.cornell.edu
High quality electron beams are a key tool in much of modern physics, forming the backbone
of electron diffraction and microscopy, free electron lasers, and several proposed particle …