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Elemental Composition Articles & Analysis: Older
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These reactions may be of the type of oxidation, reduction, vulcanization, etc., depending on the specific chemical composition of the alloy and the crucible material. These reactions result in the gradual dissolution of the crucible material or the formation of new compounds that change the chemical composition of the alloy. ...
Yet, analysing these nanometre-scale layers is inherently challenging, as many surface-sensitive chemistry techniques, like AES, can modify the material or disturb its native chemical composition and techniques like EDX (Energy dispersive X-ray) do not have surface specificity. ...
In modern electronics manufacturing, precise control of solder alloy composition is critical for assembly quality and reliability. Electronic manufacturing services (EMS) and surface-mount technology (SMT) lines consume kilograms of tin-based solders every day—both lead-free alloys (e.g., Sn-Ag-Cu or Sn-Bi) and classic tin-lead (Sn-Pb) for specialized tasks. Even small ...
But the properties of silumin depend heavily on its chemical composition. Even small deviations from the standard can affect fluidity, strength, crack resistance, and corrosion behavior. That’s why it’s essential to know exactly what elements are in the alloy and in what concentrations. This is where XRF analysis provides a clear advantage: it ...
The European Union’s Battery Regulation (EU 2023/1542) marks a new era for energy storage technologies. One of its most significant features is the introduction of the EU Battery Passport — a digital system designed to ensure transparency, sustainability, and traceability throughout the entire battery value chain. From February 2027, every large industrial and electric vehicle (EV) ...
Advanced semiconductor manufacturing necessitates control at every stage of the fabrication process, with etch processes being among the most critical to perform with precision. Even a microscopic deviation at a material interface can impact device performance, yield, and long-term reliability. Secondary Ion Mass Spectrometry (SIMS)-based end point detection has emerged as a dependable way to ...
Next, I will introduce to you several common ASTM structural steel plate grades: 1.ASTM A36 ASTM A36 steel is a common low-carbon structural steel, renowned for its excellent weldability and processing performance, and is one of the most commonly used materials in building structures. Chemical composition characteristics: The carbon content is relatively low, usually ≤0.25%, ...
Imagine the first human settlements: people building homes, making pottery, storing water and grain. The material that made all this possible was clay. It is highly plastic, easily molded into any shape, and after firing becomes as hard as stone. Not by chance, clay tablets became the very first “pages” of human history. Even today, clay remains the foundation of entire industries: ...
Key Standards include: ASME (American Society of Mechanical Engineers) ASTM (American Society for Testing and Materials) These bodies set the rules for material composition, dimensional tolerances, and testing requirements. Furthermore, many large industrial users maintain an Approved Manufacturers List (AML), certifying that a manufacturer’s plant meets their own rigorous ...
It is widely utilized in the production of advanced components such as liquid metal delivery pipes, high-power device substrates, steel casting molds, high-temperature structural elements, and rocket combustion chamber liners. BN also plays a critical role in electrical insulation applications, particularly in high-voltage, high-frequency environments, and is commonly used in ...
As a high-pressure sealed system, microwave digestion offers a fast and reliable method for breaking down samples without the risk of elemental loss. Given the compositional differences between hard and soft capsule shells, selecting the appropriate acid reagents and ratios is essential to achieve complete ...
For example, in a burglary case involving forced entry, metal residues left on a suspicious pair of pliers were compared to fragments from the lock at the crime scene. By analyzing multiple metal elements such as Pb, Cr, Cu, Zn, and Ni, investigators found consistent elemental compositions between the residues and the lock, confirming the tool's ...
Accurate determination of the elemental composition of coal fly ash is critical for evaluating metal mobility, assessing environmental health risks, and supporting efforts toward stabilization and harmless disposal. ...
Introduction Effective quality control of solder joints is critical in the electronics industry. Precise monitoring of lead (Pb) and tin (Sn) content is essential, as incorrect Sn/Pb ratios can lead to soldering defects, reduced equipment reliability, and non-compliance with international safety regulations, such as the RoHS directive, which restricts hazardous ...
Elvatech is pleased to announce the release of the ElvaX Mobile, a portable XRF analyzer designed specifically for rapid and precise elemental analysis directly in the field. Engineered for versatility, the ElvaX Mobile empowers specialists in geology, environmental monitoring, agriculture, construction, and industrial manufacturing to significantly streamline workflows, save time, and enhance ...
Modern XRF analyzers are designed for simplicity: point, press, and within seconds you get a precise breakdown of a material’s composition. But behind this straightforward user experience lies a sophisticated system of advanced components. In this article, we’ll explore what makes up an XRF analyzer, how it works, and why choosing the right configuration is essential for your ...
Marine plastics differ from land-based waste in composition and contamination: Microplastics: Tiny particles (less than 5mm) dominate ocean debris, complicating sorting and processing. Biofouling: Algae, barnacles, and saltwater residues on ocean plastics introduce moisture and corrosive elements, requiring pretreatment. Composite Materials: ...
X-ray fluorescence (XRF) is a nondestructive analytical technique used to identify and quantify elements in various sample types. The sample is exposed to X-rays, causing its atoms to emit fluorescence back to a detector. This fluorescence is measured to identify the elements present and determine their concentrations. XRF is widely used in fields such as materials science, environmental ...
ByB&W Tek
Choosing analytical equipment isn’t just a purchase — it’s a strategic investment in your business. One wrong result can cost you thousands — or even millions — of dollars. Inaccurate analysis leads to defective products, financial losses, and serious reputational damage. In industries where every measurement matters, you need an analyzer you can trust to deliver ...
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 ...