Volume Expansion
Volume Expansion - Related Videos
09:42
Analysis of Thermal Expansion via Dilatometry
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2023
Source: J. Jacob Chavez, Ryan T. Davis, and Taylor D. Sparks, Department of Materials Science and Engineering, The University of Utah, Salt Lake City, UT Thermal expansion is extremely important when considering which materials will be used in systems that experience fluctuations in temperature. A high or low thermal expansion in a material may or may not be desirable, depending on the application. For instance, in a common liquid thermometer, a material with a high thermal expansion would be...
07:16
Finite Element Analysis Model for Assessing Expansion Patterns from Surgically Assisted Rapid Palatal Expansion
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2023
A set of novel finite element models of surgically assisted rapid palatal expansion (SARPE) that could perform a clinically required amount of expander activation with various angles of buccal osteotomy was created for further analysis of the expansion patterns of the hemimaxillae in all three dimensions.
08:16
Visualizing Intracellular Sialylation with Click Chemistry and Expansion Microscopy
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2025
Here, we propose a simple protocol combining metabolic oligosaccharide engineering, click chemistry, and expansion microscopy that allows bioimaging of intracellular sialylated N-glycoproteins with improved resolution using routine microscopy equipment.
10:31
Universal Molecular Retention with 11-Fold Expansion Microscopy
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2023
Presented here is a new version of expansion microscopy (ExM), Magnify, that is modified for up to 11-fold expansion, conserving a comprehensive array of biomolecule classes, and is compatible with a broad range of tissue types. It enables the interrogation of the nanoscale configuration of biomolecules using conventional diffraction-limited microscopes.
10:44
Expansion, Purification, and Functional Assessment of Human Peripheral Blood NK Cells
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Cited by 154 •
2011
Here we describe a method to efficiently expand and purify large numbers of human NK cells and assess their function.
FAQs
The volumetric expansion coefficient, β, indicates how strongly a material’s volume responds to a temperature change. In the relation ΔV = βV₀ΔT, a larger β produces a larger volume change when the initial volume and temperature change are the same. Comparing β values therefore helps distinguish materials and anticipate their dimensional behavior in physics and materials science.
The amount of expansion depends directly on both the starting volume and the temperature change. According to ΔV = βV₀ΔT, doubling V₀ or doubling ΔT doubles ΔV when the other quantities remain fixed. This relationship applies to small temperature changes and provides a straightforward way to estimate dimensional changes under controlled thermal conditions.
Volume expansion is relevant to solids, liquids, and gases, but the material’s volumetric expansion coefficient determines the magnitude of the response. The same initial volume and temperature change can therefore produce different increases for different substances. This distinction matters when selecting materials or fluids for systems that experience heating and cooling.
Heating increases the average separation between particles, allowing the material to occupy more space. This microscopic change provides the physical basis for the macroscopic volume change represented by ΔV. Connecting particle behavior with the equation helps explain why temperature variation can alter dimensions and why material properties influence the result.
First identify the initial volume V₀, the temperature change ΔT, and the material’s volumetric expansion coefficient β. Substitute these quantities into ΔV = βV₀ΔT to obtain the change in volume. Adding ΔV to the initial volume gives the expanded volume, provided the temperature change is small enough for the stated relation to apply.
Engineers consider Volume Expansion when designing systems exposed to temperature variations, including storage tanks, fluid systems, bridges, and other structures. Estimating the resulting dimensional change helps anticipate how heating may affect available space or structural dimensions. This information supports designs that remain suitable as operating temperatures change.
Temperature-sensitive volume changes provide a physical basis for applications such as thermometers, while fluid systems must account for changes in the space occupied by their contents. Using β, V₀, and ΔT allows designers to estimate those changes. The calculation helps connect temperature variation with measurable or manageable dimensional effects.
Volume expansion connects a material’s temperature response with its measurable dimensional behavior. The coefficient β supplies a way to compare materials, while ΔV = βV₀ΔT predicts the change for a specified starting volume and temperature variation. These results support analysis of solids, liquids, and gases in physical systems and material studies.