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Electron Microscopy Articles & Analysis: Older
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For most of human history, the materials behind great artifacts were a matter of educated guesswork. Was that dagger really made from a fallen star? How did a Roman glass cup change color from green to red? What alloys did ancient mints and silversmiths actually use? X-ray fluorescence (XRF) has quietly become one of the main tools for answering these questions. It lets scientists determine what ...
This study rigorously investigated the effect of charge-enhanced dry impregnation (CEDI) method on the physicochemical properties and catalytic performance of a ceria-supported nickel-based catalyst. The primary objective of the CEDI method was to augment the electrostatic adsorption of the nickel precursor onto the ceria support surface during the dry impregnation (DI) process. For a ...
Complementary Techniques: Combining DLS with electron microscopy, analytical ultracentrifugation, or size-exclusion chromatography for comprehensive characterization. ...
High-resolution techniques, such as X-ray crystallography and cryo-electron microscopy, have enabled researchers to visualize the interactions between antibodies and their antigens. ...
In the era of nanotechnology and semiconductor advancement, photomasks serve as a cornerstone in the microfabrication process. These precision-engineered optical templates are crucial to lithography-based patterning, which defines the microstructures in integrated circuits, MEMS, and other micro-scale devices. Understanding photomasks and their role provides insight into how precision and ...
Semiconductor metrology is a specialized branch of measurement science that ensures the accuracy and precision of semiconductor manufacturing processes. The evolution of semiconductor technology, from early microprocessors to today’s highly advanced integrated circuits (ICs), has been driven by the demand for smaller, faster, and more efficient electronic devices. As semiconductor ...
Here are some of the most important methods for characterising doped carbon nanotubes: Transmission Electron Microscopy (TEM) and High-Resolution Transmission Electron Microscopy (HRTEM): Used to detect the structure and shape of carbon nanotubes. ...
The final stages include morphological analysis through scanning electron microscopy, which ensures surface uniformity, and disintegration testing in simulated saliva to evaluate drug release profiles. ...
Introduction: Understanding Helium Porosity and Its Measurement Helium porosity is a critical factor affecting the integrity and performance of materials across a range of industries. Defined as the presence of interconnected microscopic pores that allow helium to permeate, it can lead to significant challenges in sectors such as aerospace, semiconductors, energy systems, and construction ...
Techniques such as X-ray crystallography, nuclear magnetic resonance (NMR) spectroscopy, and electron microscopy (EM) have emerged as indispensable tools in this domain. ...
By understanding these characteristics, scientists and engineers can optimize a polymer's performance for specific applications in industries such as packaging, automobile manufacturing, and electronics. In this article, we explore some of the essential techniques used in the characterization of polymers, focusing on molecular mass, molecular structure, morphology, thermal ...
Each method provides unique benefits, tailored to specific analytical requirements: l Scanning Electron Microscopy (SEM): SEM delivers detailed images of surface structures. ...
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Characterization of carbon screen printed electrodes is another crucial aspect that has seen significant advancements in recent years. Techniques such as scanning electron microscopy (SEM) and X-ray photoelectron spectroscopy (XPS) have been used to study the morphology and chemical composition of the electrodes. ...
In recent years, there has been a significant increase in the demand for high purity materials in the electronic and semiconductor industries. This surge can be attributed to the rapid advancement of technology, which requires materials with extremely low levels of impurities to ensure optimal performance and reliability of electronic devices. Companies have been ...
There are many particle size measuring instruments, including nanometer laser particle size measuring instruments and microscopes (such as transmission electron microscope and scanning electron microscope) based on dynamic light scattering technology. Electron microscope technology Transmission electron microscope (TEM) and ...
Tissue Sections and Immunofluorescence StainingUsing specific anti-collagen antibodies to stain tissue sections, and then observing with a fluorescence microscope, collagen can be located and quantified at the tissue level.2. Confocal Microscopy or Electron MicroscopyThese higher resolution imaging techniques can be used to observe the distribution and structure ...
Crystallography MethodsCrystallography methods, such as X-ray crystallography and electron microscopy crystallography, can also be used for N-glycan structural analysis. ...
Structural biology techniques, such as X-ray crystallography and cryo-electron microscopy, are providing unprecedented insights into RNase function and guiding the rational design of modified enzymes. ...
Posterolateral Rabbit Spinal Fusion Study I. Introduction Autologous bone has long been the gold standard for bone graft substitute in spinal fusion procedures. The limited supply and morbidity associated with using autologous graft material led to the development of alternative bone grafting materials. Bioactive glass has a long history of biomedical use and has been shown to facilitate mineral ...
Integration of Structural Biology with N-Terminal Sequencing Methods in structural biology, such as near-atomic resolution cryo-electron microscopy, allows researchers to better understand the impact of N-terminal sequences on protein structure and function. ...