Study of the Q′ (Q)-phase precipitation in Al–Mg–Si–Cu alloys by quantification of atomic-resolution transmission electron microscopy images and atom probe tomography
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Materials Science"
DOI: 10.1007/s10853-019-03427-6
Abstract: The precipitation mechanism of the Q phase in Al–Mg–Si–Cu alloys has long been the subject of ambiguity and debate since its metastable phase (Q′) has the same crystal structure and similar lattice parameters as its… read more here.
Keywords: atomic resolution; atom probe; phase; microscopy ... See more keywords
Direct observation of epitaxial alignment of Au on MoS2 at atomic resolution
Sign Up to like & getrecommendations! Published in 2019 at "Nano Research"
DOI: 10.1007/s12274-019-2329-4
Abstract: The morphology and structural stability of metal/2D semiconductor interfaces strongly affect the performance of 2D electronic devices and synergistic catalysis. However, the structural evolution at the interfaces has not been well explored particularly at atomic… read more here.
Keywords: epitaxial alignment; alignment mos2; mos2; atomic resolution ... See more keywords
Ciliary Doublet Microtubules at Near-Atomic Resolution
Sign Up to like & getrecommendations! Published in 2019 at "Cell"
DOI: 10.1016/j.cell.2019.10.013
Abstract: The beauty of the eukaryotic cilium has been appreciated since electron microscopy first revealed its 9-fold symmetry. In this issue of Cell, Ma et al. use cryoelectron microscopy and modeling to define doublet microtubules at near-atomic resolution,… read more here.
Keywords: microtubules near; microscopy; doublet microtubules; near atomic ... See more keywords
Atomic-resolution interfacial structures and diffusion kinetics in Gd/Bi0.5Sb1.5Te3 magnetocaloric/thermoelectric composites
Sign Up to like & getrecommendations! Published in 2020 at "Materials Characterization"
DOI: 10.1016/j.matchar.2020.110240
Abstract: Abstract The demand of a full solid-state cooling technology based on magnetocaloric and thermoelectric effects has led to a growing interest in screening candidate materials with high-efficiency cooling performance, which also stimulates the exploration of… read more here.
Keywords: bi0 5sb1; diffusion; magnetocaloric thermoelectric; 5sb1 5te3 ... See more keywords
Peak separation method for sub-lattice strain analysis at atomic resolution: Application to InAs/GaSb superlattice.
Sign Up to like & getrecommendations! Published in 2017 at "Micron"
DOI: 10.1016/j.micron.2016.10.003
Abstract: We report on a direct measurement of cation and anion sub-lattice strain in an InAs/GaSb type-II strained layer superlattice (T2SLs) using atomic resolution imaging and advanced image processing. Atomic column positions in InAs and GaSb… read more here.
Keywords: lattice strain; gasb; sub lattice; inas gasb ... See more keywords
Protein Synthesis in the Developing Neocortex at Near-Atomic Resolution Reveals Ebp1-Mediated Neuronal Proteostasis at the 60S Tunnel Exit.
Sign Up to like & getrecommendations! Published in 2020 at "Molecular cell"
DOI: 10.1016/j.molcel.2020.11.037
Abstract: Protein synthesis must be finely tuned in the developing nervous system as the final essential step of gene expression. This study investigates the architecture of ribosomes from the neocortex during neurogenesis, revealing Ebp1 as a… read more here.
Keywords: tunnel exit; near atomic; protein synthesis; synthesis ... See more keywords
Atom locations in a Ni doped η-(Cu,Ni)6Sn5 intermetallic compound
Sign Up to like & getrecommendations! Published in 2019 at "Scripta Materialia"
DOI: 10.1016/j.scriptamat.2018.08.020
Abstract: Abstract The present study has succeeded in direct determination of the location of dopant Ni atoms in η-(Cu,Ni)6Sn5 by aberration-corrected scanning transmission electron microscopy (STEM) including atomic-resolution imaging as well as elemental mapping by X-ray… read more here.
Keywords: atomic resolution; intermetallic compound; locations doped; atom locations ... See more keywords
Atomic resolution HOLZ-STEM imaging of atom position modulation in oxide heterostructures.
Sign Up to like & getrecommendations! Published in 2021 at "Ultramicroscopy"
DOI: 10.1016/j.ultramic.2021.113296
Abstract: It is shown that higher order Laue zone (HOLZ) rings in high energy electron diffraction are specific to individual columns of atoms, and show different strengths, structure and radii for different atom columns along the… read more here.
Keywords: position modulation; holz; resolution holz; stem ... See more keywords
Factors limiting quantitative phase retrieval in atomic-resolution differential phase contrast scanning transmission electron microscopy using a segmented detector.
Sign Up to like & getrecommendations! Published in 2021 at "Ultramicroscopy"
DOI: 10.1016/j.ultramic.2021.113457
Abstract: Quantitative differential phase contrast imaging of materials in atomic-resolution scanning transmission electron microscopy using segmented detectors is limited by various factors, including coherent and incoherent aberrations, detector positioning and uniformity, and scan-distortion. By comparing experimental… read more here.
Keywords: scanning transmission; phase; phase contrast; microscopy ... See more keywords
A Combined Atomic-Resolution STEM and First-Principles Approach Towards Understanding the Origins of the First Solar-System Solids
Sign Up to like & getrecommendations! Published in 2017 at "Microscopy and Microanalysis"
DOI: 10.1017/s1431927617002665
Abstract: Introduction: Primitive chondrititc meteorites contain mmto cm-sized assemblages of Caand Albearing oxides and silicates. So-called calcium-aluminum-rich inclusions (CAIs) have radiometric age dates of 4.5673 Ga, exceeding those of all other solar-system materials [1]. Moreover, equilibrium… read more here.
Keywords: atomic resolution; system; combined atomic; solar system ... See more keywords
Atomic-Resolution Characterization of Surface Structures and Metal-Support Interfaces on Nanostructured Pt/CeO2 Catalysts Performing CO Oxidation
Sign Up to like & getrecommendations! Published in 2017 at "Microscopy and Microanalysis"
DOI: 10.1017/s1431927617005499
Abstract: In reactions involving gas-solid interactions on nanostructured supports, the distinction between catalytically significant atomic structures and unreactive spectators is obscured by the variety of surface states that exist under reaction conditions. Studies of catalysts with… read more here.
Keywords: microscopy; surface; structures metal; surface structures ... See more keywords