Physics & Astronomy
coke
94%
ovens
87%
electrolysis
84%
gases
56%
industrial wastes
55%
phenols
46%
oxides
45%
solid oxide fuel cells
42%
cells
39%
carbon dioxide
37%
synthesis gas
34%
impurities
32%
hydrogen
27%
Wales
26%
greenhouses
25%
carbon
25%
steam
23%
durability
21%
performance
20%
mass spectroscopy
18%
methane
17%
gas mixtures
17%
anodes
16%
quadrupoles
16%
gas composition
14%
carbon monoxide
13%
resources
12%
tars
10%
scanning electron microscopy
9%
atmospheres
8%
fuel cells
8%
products
7%
purity
6%
activation
5%
electron energy
5%
current density
5%
Engineering & Materials Science
Coke ovens
100%
Electrolysis
84%
Oxides
62%
Phenols
46%
Hydrogen
43%
Gases
41%
Impurities
38%
Steam
26%
Methane
25%
Water gas shift
22%
Steelmaking
19%
Energy dispersive spectroscopy
18%
Catalytic reforming
18%
Mass spectrometry
16%
Steam reforming
15%
Carbon
15%
Electric current measurement
15%
Scanning electron microscopy
14%
Coke
14%
Regenerative fuel cells
13%
Byproducts
13%
Anodes
12%
Carbon monoxide
12%
Tar
11%
Current density
8%
Electric potential
8%
Chemical activation
8%
Fuel cells
8%
Durability
7%
Networks (circuits)
7%
Carbon dioxide
6%
Earth & Environmental Sciences
dewatering
37%
silicon
33%
fertilizer
31%
nutrient
23%
crop
13%
renewable resource
10%
crop yield
9%
potassium
7%
silicate
7%
trial
7%
chloride
7%
environmental impact
7%
calcium
7%
food
6%
organic matter
6%
policy
5%
mineral
5%