Bulk and local structures of metal–organic frameworks unravelled by high-resolution electron microscopy

L Liu, D Zhang, Y Zhu, Y Han - Communications Chemistry, 2020 - nature.com
The periodic bulk structures of metal–organic frameworks (MOFs) can be solved by
diffraction-based techniques; however, their non-periodic local structures—such as crystal …

Atomic-resolution transmission electron microscopy of electron beam–sensitive crystalline materials

D Zhang, Y Zhu, L Liu, X Ying, CE Hsiung, R Sougrat… - Science, 2018 - science.org
High-resolution imaging of electron beam–sensitive materials is one of the most difficult
applications of transmission electron microscopy (TEM). The challenges are manifold …

High dynamic range pixel array detector for scanning transmission electron microscopy

MW Tate, P Purohit, D Chamberlain… - Microscopy and …, 2016 - academic.oup.com
We describe a hybrid pixel array detector (electron microscope pixel array detector, or
EMPAD) adapted for use in electron microscope applications, especially as a universal …

Low-dose transmission electron microscopy study on halide perovskites: application and challenges

L Yao, L Tian, S Zhang, Y Tian, J Xue, S Peng, R Wang - EnergyChem, 2023 - Elsevier
Transmission electron microscopy (TEM) is widely used in the materials science community
because of its high spatial, temporal and energy resolution. However, for electron beam …

Direct detection electron energy-loss spectroscopy: a method to push the limits of resolution and sensitivity

JL Hart, AC Lang, AC Leff, P Longo, C Trevor… - Scientific reports, 2017 - nature.com
In many cases, electron counting with direct detection sensors offers improved resolution,
lower noise, and higher pixel density compared to conventional, indirect detection sensors …

High resolution single particle refinement in EMAN2. 1

JM Bell, M Chen, PR Baldwin, SJ Ludtke - Methods, 2016 - Elsevier
EMAN2. 1 is a complete image processing suite for quantitative analysis of grayscale
images, with a primary focus on transmission electron microscopy, with complete workflows …

Insights into the structure and dynamics of metal–organic frameworks via transmission electron microscopy

X Gong, K Gnanasekaran, Z Chen… - Journal of the …, 2020 - ACS Publications
Metal–organic frameworks (MOFs) are hybrid materials composed of metal ions and organic
linkers featuring high porosity, crystallinity, and chemical tunability at multiple length scales …

[HTML][HTML] Detective quantum efficiency of electron area detectors in electron microscopy

G McMullan, S Chen, R Henderson, AR Faruqi - Ultramicroscopy, 2009 - Elsevier
Recent progress in detector design has created the need for a careful side-by-side
comparison of the modulation transfer function (MTF) and resolution-dependent detective …

Direct electron detection yields cryo-EM reconstructions at resolutions beyond 3/4 Nyquist frequency

BE Bammes, RH Rochat, J Jakana, DH Chen… - Journal of structural …, 2012 - Elsevier
One limitation in electron cryo-microscopy (cryo-EM) is the inability to recover high-
resolution signal from the image-recording media at the full-resolution limit of the …

An atomic model of brome mosaic virus using direct electron detection and real-space optimization

Z Wang, CF Hryc, B Bammes, PV Afonine… - Nature …, 2014 - nature.com
Advances in electron cryo-microscopy have enabled structure determination of
macromolecules at near-atomic resolution. However, structure determination, even using de …