Experimental study of annular bright field (ABF) imaging using ...
Mar 1, 2012 · Recently, we reported a STEM annular bright field (ABF) imaging method, which enabled simultaneous visualization of light and heavy elements in iron oxide, silicon nitride and …
annular bright-field scanning transmission electron microscopy, ABF-STEM
Oct 23, 2012 · Annular bright-field scanning transmission electron microscopy (ABF-STEM) is a bright-field high-resolution STEM method which preferentially receives only the ring-shaped …
Direct imaging of hydrogen-atom columns in a crystal by ... - Nature
Feb 13, 2011 · In the present work, using ABF–STEM we demonstrate the first direct imaging of the lightest hydrogen atoms in a crystalline solid. The optimum conditions of ABF–STEM …
Scanning transmission electron microscopy: A review of high …
Jun 1, 2018 · High angle annular dark field (HAADF) and annular bright field (ABF) imaging of the aberration-corrected STEM are widely used due to their high-resolution capabilities and easily …
High contrast STEM imaging for light elements by an
Jul 1, 2019 · Annular bright-field scanning transmission electron microscopy (ABF STEM) has been actively used to directly observe the light element atoms inside materials and devices.
Image Contrast and Its Formation Mechanism in STEM
Apr 5, 2017 · Findlay et al. formulated an imaging theory of ABF-STEM using an s-type wave function and explained the variation of image contrast with thickness and defocus. The method …
Atom column detection from simultaneously acquired ABF and ADF STEM …
Dec 1, 2020 · For this purpose, a new parametric model is proposed for describing ABF–ADF STEM images. The relation between atom detectability and image quality is evaluated. …
Theory for annular bright field STEM imaging - Monash …
In this chapter, a basic theory of annular bright field (ABF) STEM is described using the so-called “s-state model” based on the channeling theory for dynamical electron diffraction. The …
Chapter 6: Theory for Annular Bright Field STEM Imaging
In this chapter, a basic theory of annular bright field (ABF) STEM is described using the so-called “s-state model” based on the channeling theory for dynamical electron diffraction. The …
Atom column detection from simultaneously acquired ABF and ADF STEM …
The ABF STEM mode allows to directly visualize light-element atomic columns in the presence of heavy columns. Typically, light-element nanomaterials are sensitive to the electron beam, …