Classification
ETC - Energy conversion
ETF - Fuel cells - general
6
TKJ - Traffic
6
UHK - Traffic and environment - incl. automobile exhaust gas
5
EVA - Energy demand, energy supply - comprehensive works
4
EVP - Energy models, energy system analysis
4
EXA - Energy policy
4
ESB - Hydrogen energy
3
CNW - Electrochemical energy production and conversion
2
CXA - Coal and fossil fuel - chemistry and technology
2
EBA - Energy production, energy technology
2
EVN - Energy supply - future aspects
2
TIG - Reliability, safety, quality control
2
UKE - Environment and energy resources
2
EPK - Nuclear energy
1
ETA - Energy storage
1
LTN - Biotechnology - biodegradation
1
TKF - Power plants
1
UA - Environment - general
1