Classification
CWB - Chemical engineering - comprehensive works
2
DYK - Image processing
2
DZE - Data privacy, data security
2
ENA - Energy from biomass and waste
2
LKH - Biochemistry - methods
2
AHZ - History of science and technology
1
CLJ - Catalyst materials
1
CNE - Electrochemistry
1
CT - Chemical methods of materials analysis
1
CTS - Gas chromatography
1
CUUF - High resolution NMR (Nuclear Magnetic Resonance) spectroscopy
1
CUW - Mass spectroscopy
1
CWGH - Chemical plants - development, optimization, process control
1
CXX - Hydrogen production - chemistry and technology
1
DAE - Information technology - general
1
DMF - Software engineering
1
DOF - Programming language - C, Turbo C, C# (C sharp)
1
DOFC - Programming language - C plus-plus
1
DOIG - Programming language - FORTRAN 2018
1
DOW - Programming language - LABVIEW, MATLAB
1
DOZ - Programming languages - Other
1
DPAD - Data mining, text mining, big data
1
DWI - Information management
1
DWID - Multimedia, hypertext
1
DYA - Artificial intelligence
1
EBA - Energy production, energy technology
1
ECA - Energy resources
1
EFP - Petroleum production, natural gas production
1
EPK - Nuclear energy
1
ESB - Hydrogen energy
1
ETF - Fuel cells - general
1
EXA - Energy policy
1
FFPG - Multilayer systems, quantum structures
1
FGN - Nanotechnology
1
FGP - Nanoelectronics
1
FHEE - X-ray microscopy, surface topography
1
FHLB - Soft X-ray spectroscopy
1
FJCD - Electrons in metals
1
FJKD - Compound semiconductors
1
FMB - Physical metallurgy - general aspects
1
FNL - Polymers, plastics - specific materials
1
FNS - Glass, vitreous ceramics
1
GNA - Geology - soil sciences
1
HBC - Physiological chemistry, biochemistry
1
HBK - Regenerative medicine
1
HCR - Imaging techniques in medicine
1
HDF - Brain - anatomy, function, disorders
1
HDG - Psychology, psychiatry
1
HDS - Neurophysiology, neuroanatomy
1
HEG - Endocrinology
1
more ...