Classification
EPK - Nuclear energy
TNA - Nuclear engineering - general
45
TNB - Nuclear power plants
23
UA - Environment - general
21
UKL - Environment and nuclear power
17
AFP - Research institutions - non-Europe
14
YRA - Social studies
14
EPA - Uranium - nuclear fuel
13
EWA - Energy economy
12
EXA - Energy policy
11
TNL - Nuclear fuel, nuclear fuel elements - general
10
YEN - Atomic energy law
10
YZA - Politics, political science
10
AEM - Official corporations - non-Europe
9
TND - Gas cooled reactor types
9
AFW - Subject oriented organizations
8
CWE - Chemical engineering, chemical industry - general
8
TNLC - Nuclear fuel cycle
7
ENA - Energy from biomass and waste
6
PGN - Fusion technology, plasma devices
6
TNJ - Nuclear reactor technology
6
UXS - Radioactive waste management
6
AED - Official corporations - international and supranational
5
EVN - Energy supply - future aspects
5
TNW - Nuclear controversy
5
CRC - Nuclear chemistry
4
EVB - Energy supply of Germany
4
TNU - Nuclear process heat
4
UXPN - Nonproliferation, nuclear weapons
4
AHZ - History of science and technology
3
CRK - Application of isotopes
3
EAA - Energy - reference books
3
ETC - Energy conversion
3
EYA - Energy problems of developing countries
3
TKF - Power plants
3
TNI - Reactor physics
3
TNJB - Nuclear reactor materials
3
TNO - Nuclear reactor safety
3
UXNB - Radiation protection relating to reactor safety, reactor accidents
3
YRC - Technology and society
3
CRH - Radiochemistry
2
CRHN - Chemistry of isotopic nuclides
2
ECA - Energy resources
2
ETF - Fuel cells - general
2
FMPJ - Steels and ferrous alloys for specific applications
2
PGK - Fusion plasmas, fusion research
2
PLA - Astrosciences - general
2
TIG - Reliability, safety, quality control
2
UEGK - Programs of radioactive waste treatment
2
UXA - Environmental radioactivity
2
more ...