| Title |
Mesoscale Effects in Electrochemical Conversion: Coupling of Chemistry to Atomic- and Nanoscale Structure in Iron-Based Electrodes
|
|---|---|
| Published in |
Journal of the American Chemical Society, April 2014
|
| DOI | 10.1021/ja501854y |
| Pubmed ID | |
| Authors | |
| Abstract |
The complex coupling of atomic, chemical, and electronic transformations across multiple length scales underlies the performance of electrochemical energy storage devices. Here, the coupling of chemistry with atomic- and nanoscale structure in iron conversion electrodes is resolved by combining pair distribution function (PDF) and small-angle X-ray scattering (SAXS) analysis for a series of Fe fluorides, oxyfluorides, and oxides. The data show that the anion chemistry of the initial electrode influences the abundance of atomic defects in the Fe atomic lattice. This, in turn, is linked to different atom mobilities and propensity for particle growth. Competitive nanoparticle growth in mixed anion systems contributes to a distinct nanostructure, without the interconnected metallic nanoparticles formed for single anion systems. |
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X Demographics
Geographical breakdown
| Country | Count | As % |
|---|---|---|
| United States | 1 | 50% |
| Unknown | 1 | 50% |
Demographic breakdown
| Type | Count | As % |
|---|---|---|
| Scientists | 1 | 50% |
| Members of the public | 1 | 50% |
Mendeley demographics
Geographical breakdown
| Country | Count | As % |
|---|---|---|
| United States | 2 | 3% |
| Finland | 1 | 1% |
| Unknown | 66 | 96% |
Demographic breakdown
| Readers by professional status | Count | As % |
|---|---|---|
| Student > Ph. D. Student | 23 | 33% |
| Researcher | 14 | 20% |
| Student > Doctoral Student | 5 | 7% |
| Professor > Associate Professor | 4 | 6% |
| Student > Postgraduate | 4 | 6% |
| Other | 8 | 12% |
| Unknown | 11 | 16% |
| Readers by discipline | Count | As % |
|---|---|---|
| Materials Science | 21 | 30% |
| Chemistry | 17 | 25% |
| Engineering | 5 | 7% |
| Environmental Science | 2 | 3% |
| Agricultural and Biological Sciences | 2 | 3% |
| Other | 5 | 7% |
| Unknown | 17 | 25% |