Strainmeter
id:
strainmeter-293-6878199
title:
Strainmeter
text:
A strainmeter is an instrument used by geophysicists to measure the deformation of the Earth. Linear strainmeters measure the changes in the distance between two points, using either a solid piece of material or a laser interferometer. The type using a solid length standard was invented by Benioff in 1932, using an iron pipe; later instruments used rods made of fused quartz. Modern instruments of this type can make measurements of length changes over very small distances, and are commonly placed
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Strainmeter
date created:
date modified:
2023-03-30T16:20:03Z
main entity:
{"identifier":"Q7621134","url":"https://www.wikidata.org/entity/Q7621134"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/f/fa/Matsushiro_Seismological_Observatory_Distortion_seismometer.jpg","width":3312,"height":3896}
fields total:
13
integrity:
14