microstrain
microstrain · microstrains
A strain expressed in terms of parts per millionA strain expressed in terms of parts per million.
Meaning
2 senses(countable, uncountable)A strain expressed in terms of parts per million.
(countable, uncountable)The root mean square of the variations in the lattice parameters across the individual crystallites, usually across microscopic distances, <ϵ²>^(1/2). By definition, it cannot be negative. In contrast, macrostrain refers to the overall change in the lattice parameters caused by a composition change or temperature change or pressure change.
Origin
From micro- + strain.From micro- + strain.
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Forms
plural: microstrains| Singular | microstrain |
|---|---|
| Plural | microstrains |
regular
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable