About: radioactivity

Head noun: radioactivity

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

Broader concepts

label	provenance	confidence
thing	isap:142366916	0.582692
phenomenon	isap:29293478	0.528230
property	isap:63926382	0.510199
process	isap:478084986	0.509460
important topic	isap:141796214	0.481069
detectable reagent	isap:477448294	0.464695
property of the atom	isap:63926386	0.421007
hazardous material	isap:64126653	0.407830
issue	isap:141775705	0.383623
measurable quantity	isap:64284924	0.380852
pollutant	isap:21969520	0.373657
nuclear process	isap:478084988	0.371619
term	isap:146594039	0.356224
property of atom	isap:63926385	0.348557
atomic property	isap:63926383	0.333512
work	isap:146529588	0.295527
chemical	isap:64134001	0.276144
contamination	isap:82401594	0.273099
measure	isap:477717242	0.273082
aspect	isap:52998940	0.271887
toxin	isap:141782696	0.269035
parameter	isap:21864217	0.264637
complex phenomenon	isap:29293480	0.263939
radiation	isap:22038141	0.263777
readout	isap:477317424	0.254356
risk	isap:146714956	0.251819
contaminant	isap:500964062	0.239095
everything	isap:29319970	0.237418
method	isap:53442582	0.227332
material	isap:64126651	0.221645
means	isap:142386863	0.218302
nuclear power	isap:142400392	0.199177
problem	isap:478039364	0.192807
label	isap:141753620	0.191126
weak force	isap:141925360	0.188270
energy	isap:53689871	0.180622
detection	isap:22014501	0.152890
source	isap:53649503	0.152843
danger	isap:53168954	0.105465
limitation	isap:29208007	0.090652
course	isap:53132541	0.079660
light	isap:142407847	0.069098

Narrower concepts

label	provenance	confidence
cosmic ray	isap:278514341	0.498978
gamma ray	isap:278514342	0.495314
alpha particle	isap:153141765	0.455809
radium	isap:22873981	0.260813
fundamental force of nature	isap:96360676	0.244584
tritium	isap:145319008	0.230941
lead	isap:41589587	0.208224
chemical	isap:152734021	0.198949
thorium	isap:145879710	0.194217
beta	isap:41798740	0.179799
weak nuclear force	isap:96360675	0.178047
metal	isap:96443882	0.143167
cancer	isap:22397829	0.143079
uranium	isap:145750024	0.142612
cesium 137	isap:22311203	0.141613
radiation	isap:507189359	0.128819
nucleus	isap:145389446	0.118467
however	isap:145369105	0.099205
day	isap:278526630	0.088996
presence	isap:152725555	0.079516
level	isap:96982804	0.078803
other	isap:96665179	0.076554