Classification
TNA - Nuclear engineering - general
EPK - Nuclear energy
10
TND - Gas cooled reactor types
8
TNB - Nuclear power plants
5
TNJ - Nuclear reactor technology
5
TNL - Nuclear fuel, nuclear fuel elements - general
4
FNP - Ceramics - specific materials
2
THP - Pressure vessels, boilers, pipes
2
THS - Turbines, pumps
2
TNI - Reactor physics
2
TNO - Nuclear reactor safety
2
TNQ - Nuclear reactor operation, control, measurement
2
UA - Environment - general
2
AET - Universities, academies - Europe
1
AHF - Research and science
1
EXA - Energy policy
1
PGN - Fusion technology, plasma devices
1
THD - Design and construction in mechanical engineering
1
TNG - Breeder reactors
1
TNH - Research reactors
1
TNT - Management of nuclear materials
1
UPVN - Ocean water, coastal waters
1
USG - Waste treatment, waste disposal
1
UXA - Environmental radioactivity
1
YAE - Law, economy, social affairs - general
1
YRC - Technology and society
1
YZA - Politics, political science
1