S/N

Hydrogen Storage Methods

Material-based storage method

Maximum reported storage capacity (%wt)

1

Chemical

Ammonia Borane

19.4

Metal Hydrides

12.6

Alanates

9.3

Formic Acid

4.4

Carbohydrate

14.8

Liquid Organic Hydrogen Carriers

7.2

2

Physical

Carbon Materials

8

Zeolites

9.2

Glass Capillary Arrays

10

Glass Microspheres

14