Keyphrases
Urea
100%
Electrochemical Performance
100%
Activated Carbon
100%
Activation Temperature
100%
Coconut Leaf Sheath
100%
High-performance Supercapacitors
100%
N-doped Carbon Network
100%
Graphitization
100%
Annealing
50%
Carbon Nanotubes
50%
Environmentally Friendly
50%
Supercapacitor
50%
Commercially Available
50%
Leaf Sheath
50%
Nitrogen Doping
50%
Tree Leaves
50%
Specific Capacitance
50%
N2 Atmosphere
50%
Activation Time
50%
High Energy Storage
50%
CO2 Atmosphere
50%
Negative Electrode
50%
Potential Window
50%
High Electrochemical Performance
50%
Physical Activation
50%
Coconut Tree
50%
Negative Electrode Material
50%
Carbon Dioxide Atmosphere
50%
Graphene Hydrogel
50%
Energy Storage Properties
50%
Non-hazardous
50%
Graphene-carbon Nanotubes
50%
Urea Solution
50%
Nitrogen-doped Carbon Networks
50%
High Specific Capacitance
50%
Chemistry
Carbon Dioxide
100%
Graphene
100%
Activated Carbon
100%
Supercapacitors Performance
100%
Doping Material
50%
Carbon Nanotube
50%
electrode
50%
Energy Storage
50%
Nitrogen-Doped Carbon
50%
Hydrogel
50%
Supercapacitors
50%
Electrode Material
50%
Material Science
Urea
100%
Nitrogen-Doped Carbon Material
100%
Supercapacitors Performance
100%
Carbon Dioxide
66%
Graphene
66%
Capacitance
66%
Doping (Additives)
33%
Hydrogel
33%
Carbon Nanotube
33%
Supercapacitors
33%