Engineering & Materials Science
Hydrogen fuels
73%
Freight transportation
63%
Steam reforming
53%
Fuel cells
52%
Life cycle
51%
Liquefied natural gas
46%
Coal gasification
36%
Environmental impact
28%
Ships
24%
Hydrogen economy
21%
Molten carbonate fuel cells (MCFC)
20%
Protons
17%
Electrolysis
17%
Hydrogen production
16%
Climate change
16%
Solid oxide fuel cells (SOFC)
15%
Methanol
15%
Wind power
12%
Membranes
12%
Decision making
10%
Business & Economics
Hydrogen Fuel
100%
Fuel Cell
81%
Life Cycle Assessment
75%
Shipping
57%
Steam
35%
Life Cycle
31%
Hydrogen
26%
Gasification Process
18%
Environmental Impact
18%
Ship
17%
Environmental Indicators
13%
Wind Energy
12%
Production Methods
12%
Regulatory Policy
11%
Climate Change
10%
Regulatory Framework
10%
Pathway
9%
Policy Making
9%
Membrane
8%
Stakeholders
6%
Methodology
4%
Performance
3%
Earth & Environmental Sciences
fuel cell
65%
shipping
61%
life cycle
48%
hydrogen
45%
liquefied natural gas
33%
trend
29%
coal gasification
23%
methane
22%
ship
17%
environmental impact
15%
regulatory framework
12%
environmental indicator
12%
policy making
10%
methanol
9%
diesel
9%
electrokinesis
9%
stakeholder
7%
economy
7%
oxide
7%
membrane
6%
carbonate
6%
decision
6%
services
6%
methodology
5%
energy
4%
product
4%
method
2%