# __TEMPLATE Source: https://covalent.com/exclusively-by-covalent/__template/ Updated: 2026-09-16T22:49:55+00:00 --- Exclusively by Covalent # __TEMPLATE Lorem ipsum dolor sit amet consectetur adipiscing elit faucibus eget vulputate, netus congue sapien conubia nibh taciti est facilisi tortor mi, praesent curabitur duis dis vehicula orci accumsan purus primis. test ## What is Atomic Resolution Electron Microscopy (AEM)? Lorem ipsum dolor sit amet consectetur adipiscing elit faucibus eget vulputate, netus congue sapien conubia nibh taciti est facilisi tortor mi, praesent curabitur duis dis vehicula orci accumsan purus primis. Lectus pretium nascetur sociis magna facilisi purus ut, vivamus venenatis viverra feugiat mollis tincidunt ad libero, rhoncus vestibulum potenti molestie massa velit. Nec eu nullam aptent dignissim tempor platea hendrerit, sed id fermentum netus sollicitudin semper laoreet bibendum, dapibus risus auctor arcu aenean cursus. Fringilla vulputate montes porta malesuada maecenas eget, phasellus a habitant suspendisse porttitor. ### Atomic-scale imaging Resolves atoms, defects, and interfaces via aberration-corrected STEM. ### Correlated chemistry Maps elemental composition and bonding states via simultaneous EDX/EELS. ### Nano-scale strain mapping Quantifies local stress/strain and lattice distortions via electron diffraction. ## What is Atomic Resolution Electron Microscopy (AEM)? Lorem ipsum dolor sit amet consectetur adipiscing elit faucibus eget vulputate, netus congue sapien conubia nibh taciti est facilisi tortor mi, praesent curabitur duis dis vehicula orci accumsan purus primis. ### Atomic-scale imaging Resolves atoms, defects, and interfaces via aberration-corrected STEM. ### Correlated chemistry Maps elemental composition and bonding states via simultaneous EDX/EELS. ### Nano-scale strain mapping Quantifies local stress/strain and lattice distortions via electron diffraction. ## What is Atomic Resolution Electron Microscopy (AEM)? Atomic Resolution Analytical Electron Microscopy (AEM) is an advanced form of [electron microscopy](#) that combines the ability to directly visualize individual atoms within a material with simultaneous analytical capabilities for determining elemental composition and chemical state at the atomic scale. ![Close-up of mineral explosion with sharp crystal formations in space.](https://spcdn.shortpixel.ai/spio/ret_img,q_cdnize,to_auto,s_webp:avif/covalent.com/wp-content/uploads/2026/07/adobestock-1897924822-1024x574.jpeg) - Lorem ipsum dolor sit amet consectetur adipiscing elit faucibus eget vulputate, netus congue sapien conubia - nibh taciti est facilisi tortor mi, praesent curabitur duis dis vehicula orci accumsan purus primis. - Lectus pretium nascetur sociis magna facilisi purus ut, vivamus venenatis viverra feugiat mollis tincidunt ad libero, rhoncus - vestibulum potenti molestie massa velit. Nec eu nullam aptent dignissim tempor platea hendrerit, sed id fermentum netus - sollicitudin semper laoreet bibendum, dapibus risus auctor arcu aenean cursus. Fringilla vulputate montes porta malesuada - maecenas eget, phasellus a habitant suspendisse porttitor. - Dui enim tempus dis praesent lacus senectus class accumsan ultrices, risus eros aptent luctus orci augue neque diam ![Flowchart comparing amorphous, crystalline, and mixed materials.](https://spcdn.shortpixel.ai/spio/ret_img,q_cdnize,to_auto,s_webp:avif/covalent.com/wp-content/uploads/2026/07/image-2.png) ## Equipment for AEM ![CAMECA SX100](https://spcdn.shortpixel.ai/spio/ret_img,q_cdnize,to_auto,s_webp:avif/covalent.com/wp-content/uploads/2026/01/eq-CAMECA-SX100-768x768.webp) [Connect](https://covalent.com/covalent-connect/) ### CAMECA SX100 - Element Range: Boron (B) to Uranium (U). - Energy Range: 3 keV to 30 keV. - Current Range: 1 pA to 1 µA. - Spot-Size: approximately 1 µm to 10 µm. - Detectors: 4x WDS detectors; 1 SDD EDS detector. ![Keyence VR Wide-Area 3D Measurement System](https://spcdn.shortpixel.ai/spio/ret_img,q_cdnize,to_auto,s_webp:avif/covalent.com/wp-content/uploads/2025/12/Keyence-VR-Wide-Area-3D-Measurement-System-1.jpg) [Core Lab](https://covalent.com/covalent-core-lab/) ### Keyence VR Wide-Area 3D Measurement System - One-Shot 3D Measurements: Capture 3D CAD surface data instantly, in a single scan. - Automated Field Stitching: Expands X-Y coverage for larger samples. - Wide Magnification Range: 12x to 160x for varied detail requirements. - High Accuracy: Height ±2.5 µm, width ±2 µm in High-Mag Mode. - Flexible Height Measurement: Up to 10 mm in Wide-Field Mode, 1 mm in High-Mag Mode. - Automated Field Stitching: Expands X-Y coverage for larger samples. [Specifications](https://www.keyence.eu/ss/products/microscope/vr/) ## Key differentiators Lorem ipsum dolor sit amet consectetur adipiscing elit faucibus eget vulputate, netus congue sapien conubia nibh taciti est facilisi tortor mi, praesent curabitur duis dis vehicula orci accumsan purus primis ### Strengths - Lorem ipsum dolor sit amet consectetur, adipiscing elit fames himenaeos. - Purus aliquam litora class, mauris conubia. - Sapien praesent pharetra felis, ridiculus metus sociosqu nisl, aliquam dignissim. ### Limitations - Lorem ipsum dolor sit amet consectetur adipiscing, elit fringilla metus hendrerit. - Ad nibh etiam pulvinar imperdiet per fringilla, auctor vitae tristique facilisi. - Eros potenti in suspendisse vel, blandit ante rutrum. - Sollicitudin taciti nisi auctor iaculis eleifend, cum convallis aptent. ## Examples output [![Photoluminescence spectra and surface image with nanostructures.](https://spcdn.shortpixel.ai/spio/ret_img,q_cdnize,to_auto,s_webp:avif/covalent.com/wp-content/uploads/2026/07/picture3rtr-850x1024.png)](https://covalent.com/wp-content/uploads/2026/07/picture3rtr-850x1024.png) Atomic resolution HAADF and Optimized bright field (OBF)-STEM images of electron beam irradiation sensitive materials, which cannot be acquired by conventional STEM. [![Photoluminescence spectra and microscopy images of covalent materials.](https://spcdn.shortpixel.ai/spio/ret_img,q_cdnize,to_auto,s_webp:avif/covalent.com/wp-content/uploads/2026/07/rrrrr-1024x905.png)](https://covalent.com/wp-content/uploads/2026/07/rrrrr-1024x905.png) Atomic resolution EDX mapping at AlAs/AlGaAs interface. Elemental diffusion at hetero interfaces can be evaluated with atomic resolution. [Download data sample report](#) ## Samples requirements Lorem ipsum dolor sit amet consectetur adipiscing elit faucibus eget vulputate, netus congue sapien conubia nibh taciti est facilisi tortor mi, praesent curabitur duis dis vehicula orci accumsan purus primis - Lorem ipsum dolor sit amet consectetur adipiscing, elit fringilla metus hendrerit. - Ad nibh etiam pulvinar imperdiet per fringilla, auctor vitae tristique facilisi. - Eros potenti in suspendisse vel, blandit ante rutrum. - Sollicitudin taciti nisi auctor iaculis eleifend, cum convallis aptent. ## AEM applications by industry Semiconductor Metrology with Sub-nm Accuracy Measurement of channel, electrode length, and oxide thickness, including high-k and metal electrodes in FinFET or other latest logic devices. Material science Atomic Arrangement Observation Crystal structure analysis for materials such as zeolite, LiLaZrO, and LiCoO₂, including atomic coordinate identification of oxygen atoms in a local area. ## Complementary techniques [2D X-Ray Inspection](https://covalent.com/techniques/morphology-structural-analysis/2d-x-ray-inspection/) 2D X-ray inspection delivers clear internal views of complex electronics, supporting faster decisions in production and failure analysis. Delivers clear internal views of complex electronics. [Add to Quote](#) [4-Point Probe (4PP) Measurement](https://covalent.com/techniques/more-techniques/4-point-probe-4pp-measurement/) Four‑point probe measures sheet resistance and resistivity by separating current and voltage paths for accuracy. Measures sheet resistance and resistivity accurately. [Add to Quote](#) [Atomic Absorption Spectroscopy (AAS)](https://covalent.com/techniques/chemical-analysis/atomic-absorption-spectroscopy-aas/) Atomic Absorption Spectroscopy (AAS) measures elemental concentrations by quantifying the absorption of light by free atoms, enabling accurate, quantitative analysis of target elements in solution-based samples. Quantify trace metals from ppm to ppb with Atomic Absorption Spectroscopy (AAS) testing for liquids and digested solids used in material characterization. [Add to Quote](#) [Atomic Force Microscopy (AFM) Analysis](https://covalent.com/techniques/morphology-structural-analysis/atomic-force-microscopy-afm-analysis/) AFM scans a sharp probe to map nanoscale topography and material properties with sub‑nanometer sensitivity. Maps nanoscale topography and material properties with a sharp probe. [Add to Quote](#) Table of Contents ## Why Choose Covalent for Your AEM Needs? Covalent offers in-house high-resolution imaging and analysis of advanced materials, coatings, and devices using state-of-the-art electron microscopy, complemented by spectroscopy and diffraction. Our sophisticated STEM instruments feature the latest aberration correctors and high-sensitivity detectors, with optimized experimental conditions including lamella specimen preparation. [Talk to an Expert](/get-a-quote/) ## Frequently Asked Questions Identifying the right test can be complex, but it doesn't have to be complicated. Here are some questions we are frequently asked ### What microscopy techniques are integrated in atomic resolution AEM? Transmission electron microscopy (TEM), Scanning Transmission Electron Microscopy (STEM), and spectroscopic methods such as energy-dispersive X-ray spectroscopy (EDS) and electron energy-loss spectroscopy (EELS). ### What are typical applications of AEM? Studying crystal structures, interfaces, defects, nanoparticles, catalysts, and materials for semiconductors, energy storage, and nanotechnology. ### How is atomic resolution achieved? By sample preparation, using aberration-corrected electron optics, high-stability microscopes, and precise alignment of the electron beam and detectors. ### What information can be obtained using atomic resolution analytical electron microscopy? Atomic structure, elemental composition, chemical bonding, electronic states, and stress and defect distributions at the atomic scale. Let's Solve Your Material Testing Challenges Together Consult with our scientists to analyze failures, accelerate development, and optimize material performance. [Talk to a Materials Scientist](/get-a-quote/)