Engineering & Materials Science
Composite membranes
100%
Silicon oxides
99%
Proton exchange membrane fuel cells (PEMFC)
76%
Acids
62%
Membranes
58%
Current density
19%
Polymers
14%
High temperature operations
13%
Sol-gels
12%
Water management
12%
Fourier transform infrared spectroscopy
12%
Impregnation
11%
Thermal cycling
11%
Gels
10%
Oxygen
7%
Hydrogen
7%
Scanning electron microscopy
7%
Gases
5%
Temperature
3%
Experiments
3%
Physics & Astronomy
fuel cells
80%
silicon oxides
72%
acids
62%
membranes
50%
protons
45%
composite materials
42%
water management
6%
gels
6%
current density
5%
siloxanes
5%
polymers
4%
high current
3%
infrared spectroscopy
3%
reflectance
2%
cycles
2%
scanning electron microscopy
2%
hydrogen
2%
oxygen
2%
temperature
2%
gases
2%
performance
1%
Chemical Compounds
Silicon Oxide
85%
Composite Material
34%
Acid
24%
Current Density
14%
Sol-Gel Processing
12%
Thermal Cycling
12%
Atr-Ftir Spectroscopy
11%
Pressure
11%
Weight
10%
Siloxane
10%
Impregnation
8%
Time
7%
Scanning Electron Microscopy
5%
Gas
5%
Hydrogen
5%
Purity
4%
Dioxygen
4%
Liquid Film
4%