Chemistry
Cathode
66%
Cubic Space Group
59%
Dioxygen
38%
Neutron Diffraction
37%
Oxyanion
35%
Superconductor
32%
Pellet
30%
Interstitial
30%
Solid-State NMR
29%
Oxide
27%
Valence
25%
Anode
24%
Carbonate
22%
Transition Element
20%
Annealing
20%
Ion
19%
Resistance
19%
Borate
18%
Behavior as Electrode
18%
Application
15%
Tetragonal Space Group
14%
Sulfate
14%
Nitrate
14%
Conductivity
12%
Phosphate
12%
Anion
11%
Apatite
11%
Composite Material
10%
29Si MAS NMR
10%
Reduction
9%
Octahedral Crystal
8%
Ionic Conductivity
8%
Cation
7%
Disproportionation
7%
17O MAS NMR
6%
Solid-State 29Si MAS NMR
6%
Displacement
5%
Pressure
5%
Modification
5%
Mixed Valence
5%
1H MAS NMR
5%
Physics & Astronomy
cell cathodes
87%
solid oxide fuel cells
78%
electrode materials
56%
oxygen
52%
strontium
31%
cathodes
30%
pellets
29%
phosphates
28%
performance
25%
ferrites
25%
conductivity
24%
transition metals
24%
perovskites
23%
electrodes
23%
valence
21%
synthesis
20%
cells
20%
air
17%
germanium
17%
symmetry
16%
anodes
16%
characterization
16%
electrolytes
15%
composite materials
11%
annealing
11%
silicon
10%
diffraction
8%
stabilization
8%
atmospheres
6%
neutrons
6%
yttrium
6%
Engineering & Materials Science
Oxygen vacancies
100%
Solid oxide fuel cells (SOFC)
93%
Cathode materials
61%
Electrodes
55%
Doping (additives)
48%
Transition metals
42%
Ferrites
40%
Strontium
40%
Perovskite
29%
Anodes
27%
Cathodes
21%
Annealing
21%
Germanium
19%
Neutron powder diffraction
16%
Electrolytes
14%
Stabilization
12%
Air
11%
Silicon
11%
Vacancies
9%
Composite materials
8%
Spectroscopy
8%
Experiments
7%
Ions
6%
Oxides
6%