About: piezoelectric crystal

Premodifier: piezoelectric
Head noun: crystal

Same concepts
http://dbpedia.org/resource/Piezoelectricity

Broader concepts

label	provenance	confidence
acoustic energy transducer	isap:244604873	0.760796
other known transducing material	isap:48508861	0.722620
ultrasonic generator	isap:320165679	0.680015
housing	isap:432129466	0.669369
electromechanical element	isap:431306778	0.647946
device	isap:268801482	0.625664
ultrasonic transducer	isap:244604879	0.536336
transducer element	isap:431306771	0.528670
transducer	isap:244604872	0.517831
element	isap:431306763	0.501215
sensor	isap:268522134	0.499285
material	isap:48508823	0.410497
signal	isap:270165541	0.379615

Narrower concepts

label	provenance	confidence
quartz crystal	isap:429868171	0.682092
quartz	isap:448183880	0.511033
crystal	isap:429868234	0.399592
oscillator	isap:217056939	0.342553
sensor	isap:449054070	0.302728