Classification
TNA - Nuclear engineering - general
EPK - Nuclear energy
7
TNB - Nuclear power plants
5
TND - Gas cooled reactor types
5
TNJ - Nuclear reactor technology
5
TNI - Reactor physics
3
TNL - Nuclear fuel, nuclear fuel elements - general
3
THP - Pressure vessels, boilers, pipes
2
THS - Turbines, pumps
2
TNO - Nuclear reactor safety
2
UA - Environment - general
2
AET - Universities, academies - Europe
1
AHF - Research and science
1
FNP - Ceramics - specific materials
1
PGN - Fusion technology, plasma devices
1
THD - Design and construction in mechanical engineering
1
TNQ - Nuclear reactor operation, control, measurement
1
TNT - Management of nuclear materials
1
UPVN - Ocean water, coastal waters
1
USG - Waste treatment, waste disposal
1
YAE - Law, economy, social affairs - general
1
YZA - Politics, political science
1