Material Behavior Testing
Material Behavior Testing - Related Videos
06:50
Marble Burying and Nestlet Shredding as Tests of Repetitive, Compulsive-like Behaviors in Mice
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Cited by 402 •
2013
Disease, head injury, genetic modifications, and treatment of mice with drugs can have profound effects on behavior. Utilizing well-characterized and validated approaches such as marble burying and nestlet shredding, compulsive-like behaviors can be documented accurately in mice as models of human obsessive-compulsive disorder and autism spectrum disorder.
09:00
Olfactory Behavioral Testing in the Adult Mouse
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Cited by 68 •
2009
Fundamental, yet unique properties of the rodent olfactory system have led to its increasing study among biologists. A relatively simple assessment of its function is then also needed. Here we describe sensitive tests for the characterization of mouse olfactory sensitivity and preference.
09:41
Emission Spectroscopic Boundary Layer Investigation during Ablative Material Testing in Plasmatron
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Cited by 2 •
2016
Development of new ablative materials and their numerical modeling requires extensive experimental investigation. This protocol describes procedures for material response characterization in plasma flows with the core techniques being non-intrusive methods to track the material recession along with the chemistry in the reactive boundary layer by emission spectroscopy.
08:34
A Simple Behavioral Assay for Testing Visual Function in Xenopus laevis
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Cited by 26 •
2014
Xenopus laevis tadpoles prefer swimming on the white side of a black/white tank. This behavior is guided by their vision. Based on this behavior, we present a simple assay to test the visual function of tadpoles.
06:54
Battery of Behavioral Tests Assessing General Locomotion, Muscular Strength, and Coordination in Mice
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Cited by 30 •
2018
Behavioral testing is used in pre-clinical trials to assess the phenotypic effects of a disease or treatment on an animal's wellbeing. In order to globally assess motor functioning, we selected tests for general locomotion, muscular strength, and coordination: the open field test, the mesh test, and the rotarod test, respectively.
FAQs
These variables can change the measured response even when the material remains the same. Load influences stress and deformation, while temperature may affect thermal expansion or other responses. Strain rate and exposure time are especially important when evaluating impact, creep, or repeated-use behavior. Controlling and recording these conditions allows engineers to compare results and interpret performance under defined service conditions.
Stress describes the applied force relative to the material response, while strain describes the resulting deformation. Evaluating them together shows how a material responds as loading changes and helps identify behavior associated with deformation or fracture. This relationship provides engineering data for validating models, comparing candidate materials, and determining whether a component can perform predictably under specified forces.
Each test exposes a material to a different type or duration of demand. Tensile and compression tests examine responses under opposing force directions, impact tests examine sudden loading, creep tests consider behavior over exposure time, and fatigue tests address repeated use. Comparing these results reveals which failure or deformation mechanisms may govern performance in a particular engineering application.
Hardness provides a property measurement that complements observations of deformation and fracture. When considered with tensile, compression, impact, creep, or fatigue results, it contributes to a broader picture of material behavior rather than serving as a standalone description. This combined evidence helps engineers assess suitability, compare materials, and investigate how manufacturing processes influence expected performance.
A testing program begins by identifying the engineering response of interest, such as deformation, fracture, fatigue, hardness, or thermal expansion. Engineers then select a suitable test, control variables including load and temperature, and record the response under defined conditions. Results are interpreted against the intended service demands, supporting material selection, model validation, or specification development.
Engineers use these tests when they need evidence for selecting materials, validating predictive models, establishing specifications, or assessing structural integrity. The appropriate test depends on the expected demand: sudden loading may require impact information, repeated use may require fatigue data, and long exposure may require creep data. Matching the test to service conditions improves the relevance of design decisions.
Measured behavior can show whether a material or manufactured component meets expected requirements under defined conditions. Engineers can use the findings to refine manufacturing processes, identify performance limitations, and assess structural integrity. Results from repeated-use, exposure-time, or thermal evaluations also help determine whether a design is likely to perform predictably throughout its intended service life.