Engineering & Materials Science
Proton exchange membrane fuel cells (PEMFC)
100%
Diffusion in gases
69%
Fuel cells
48%
Contact resistance
29%
Cathodes
25%
Current density
16%
Characterization (materials science)
14%
Air
14%
Mass transfer
13%
Water
12%
Membranes
12%
Temperature
11%
Hydrogen
11%
Atmospheric humidity
10%
Electrolytes
9%
Spectroscopy
9%
Oxygen
8%
Sodium chloride
8%
Electrodes
8%
Catalysts
7%
Pressure distribution
7%
Titanium
7%
Thermal conductivity
7%
Polarization
6%
Platinum
6%
Coatings
6%
Acoustic impedance
6%
Polymers
6%
Anodes
5%
Flow fields
5%
Gas permeability
5%
Physics & Astronomy
fuel cells
47%
electrolytes
27%
gaseous diffusion
24%
membranes
24%
polymers
19%
breathing
18%
backups
11%
cells
10%
current distribution
9%
pressure distribution
8%
contact resistance
7%
titanium
6%
coatings
5%
platinum
5%
evaluation
5%
Chemical Compounds
Diffusion
37%
Gas
24%
Contact Resistance
19%
Humidity
14%
Cathode
14%
Flow
13%
Mass Transfer
12%
Current Density
11%
Dioxygen
6%
Behavior as Electrode
6%
Pressure
6%
Voltage
5%
Plate Like Crystal
5%
Spectroscopy
5%
Polarization
5%
Anode
5%
