Abstract
The nano-sized carbon materials produced during the metal dusting process of 304L stainless steel were studied in this investigation. In the reaction atmosphere of CO/CO2 (35:1) mixed gas, the nanofibers and multi-wall carbon nano-tubes (MWCNTs) could be obtained at 500 °C and 600 °C, respectively. Hydrogen storage performance of the MWCNTs was evaluated by an electrochemical method; the experimental data indicated that their discharge capacity was 57 mAh/g. Two methods, including heat treatment and acid etching, were used to purify the as-prepared MWCNTs. It was found that the hydrogen storage capacity of the heat-treated and acid-treated MWCNTs was greatly improved to 85 mAh/g and 103 mAh/g, respectively. The considerable capacity increase of the etched MWCNTs was attributed to the elimination of the surface amorphous carbon and the coexisted metal particles.
| Original language | English |
|---|---|
| Title of host publication | ECS Transactions - Hydrogen Production, Transport, and Storage 2 |
| Publisher | Electrochemical Society Inc. |
| Pages | 45-54 |
| Number of pages | 10 |
| Edition | 17 |
| ISBN (Print) | 9781605601724 |
| DOIs | |
| Publication status | Published - 2007 |
| Event | Hydrogen Production, Transport, and Storage 2 - 211th ECS Meeting - Chicago, IL, United States Duration: 2007 May 6 → 2007 May 11 |
Publication series
| Name | ECS Transactions |
|---|---|
| Number | 17 |
| Volume | 6 |
| ISSN (Print) | 1938-5862 |
| ISSN (Electronic) | 1938-6737 |
Other
| Other | Hydrogen Production, Transport, and Storage 2 - 211th ECS Meeting |
|---|---|
| Country/Territory | United States |
| City | Chicago, IL |
| Period | 07-05-06 → 07-05-11 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
-
SDG 7 Affordable and Clean Energy
All Science Journal Classification (ASJC) codes
- General Engineering
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