Provided are carbon fibers with low metal ion elution amount without subjecting to high-temperature heat treatment, in which the metal ion may be sometimes precipitated on an electrode of electrochemical devices such as batteries and capacitors to cause sh...

The present invention relates to nitrogen-doped graphene, a method for its preparation and its use for producing a catalyst, an electrode, a battery, a supercapacitor, preferably an all solid state supercapacitor, or an aerogel. The invention further relat...

The present invention relates to a method for preparing metal-free nitrogen-containing carbon nanotubes (NCNTs) having a core/shell structure, in which the core is composed of carbon and the shell is mainly composed of carbon and nitrogen. The invention al...

The present invention relates to a method for solubilizing carbon nanohorns and applications thereof, including the manufacture of composites, hydrogen storage, catalyst supports and drug delivery. In certain embodiments, there is provided a method for sol...

A carbon nanotube for a catalyst support is provided. The carbon nanotube has a length of about 300nm or less, and an aspect ratio of about one to about fifteen. The carbon nanotube has a good broad surface area and better electric conductivity and is open...