Engineering
Water Splitting
79%
Proton-Exchange Membrane Fuel Cells
78%
Hydrogen Production
75%
Fuel Cell
73%
Renewable Energy
65%
Department of Energy
57%
Hydrogen Energy
55%
Fuel Cell Technology
45%
Renewables
40%
Energy Systems
38%
Direct Methanol Fuel Cell
35%
Electrocatalysts
35%
Model Compound
33%
Future Energy
32%
Fuel Cell Performance
30%
Renewable Fuel
28%
Energy Conservation
28%
Energy Efficiency
28%
Fuel Cell System
28%
Nanoparticles
26%
System Component
26%
Phase Composition
20%
Degradation Product
18%
Oxygen Reduction Reaction
16%
Early Stage
15%
Technical Challenge
15%
Nanoscale
15%
Energy Technology
15%
Low-Temperature
15%
Polymer Electrolyte Membrane
14%
Platinum Catalyst
12%
Highly Oriented Pyrolytic Graphite
12%
Carbon-Based Fuel
12%
Energy Carrier
12%
Performance Degradation
12%
Leaching
12%
Clean Energy
12%
Membrane Electrode Assembly
12%
Carbon Anode
12%
High-Temperature Electrolysis
11%
Technology Readiness Level
11%
Solid Oxide Electrolysis
10%
Functional Group
10%
Durability Performance
10%
Proton-Exchange Membrane Fuel Cells System
9%
Flat Surface
9%
Progress Report
8%
Rotating Disc Electrode
8%
Sulfonic Acid
8%
Graphitic Carbon
7%
Material Science
Water Splitting
100%
Platinum
75%
Electrocatalysts
69%
Surface (Surface Science)
65%
Methanol Fuels
61%
Catalyst Support
61%
Nanoparticle
60%
Proton-Exchange Membrane Fuel Cells
50%
Anode
35%
Film
34%
Energy Materials
33%
Cyclic Voltammetry
31%
Ion Implantation
28%
Oxidation Reaction
26%
Refractory Material
26%
Catalysis
25%
Polyaniline
25%
Composite Material
25%
Phase Composition
24%
Oxide Compound
22%
Carbon Dioxide
21%
Ruthenium
20%
Physical Property
18%
Catalyst Activity
16%
Polymer Electrolyte
15%
Transmission Electron Microscopy
15%
X-Ray Photoelectron Spectroscopy
14%
Rotating Disc Electrode
13%
Cathode
13%
Nucleation
13%
Advanced Material
12%
Thin Films
12%
Single Crystal
12%
Fossil Fuel
12%
Magnetron Sputtering
11%
Surface Structure
10%
Doping (Additives)
10%
Surface Treatment
9%
Voltammetry
8%
Coarsening
7%
Carbon Nanotubes
7%
Raman Spectroscopy
6%
Nitrogen-Doped Carbon Material
6%
Electrochemical Quartz Crystal Microbalance
6%
Structure (Composition)
6%
Photoelectrochemical Water Splitting
6%
Hybrid Material
6%
Industrial Chemical
6%
Surface Functionalization
6%
Semiconductor Material
6%
Chemistry
Proton-Exchange Membrane Fuel Cells
40%
Oxygen Reduction Reaction
31%
Fuel Cell
19%
Cyclic Voltammetry
14%
Surface Area
14%
Catalyst Support
12%
Degradation Product
12%
Polymer Electrolyte
12%
formation
11%
Hydrogen
10%
Fossil Fuel
9%
Single Crystalline Solid
9%
Electrocatalyst
9%
Fuel Cell System
9%
Transmission Electron Microscopy
9%
Spectroscopy
8%
Nanoparticle
8%
Carboxylic Acid
6%
Synthesis (Chemical)
6%
Inorganic Compound
6%
Surface
6%
Organic Compound
6%
Ruthenium
6%
Fuel Cell Performance
6%
Halide
6%
catalyst stability
6%
Ambient Reaction Temperature
6%
Carboxamide
6%
Core Level
6%
Direct Methanol Fuel Cell
6%
Fluorine
6%
Near Edge X-Ray Absorption Fine Structure
6%
Leaching
6%
Sulfonic Acid
5%
Ion Implantation
5%
Catalyst Activity
5%
stability
5%
