Journal article
Charge-carrier dynamics in vapour-deposited films of the organolead halide perovskite CH3NH3PbI3-xClx
- Abstract:
- We determine high charge-carrier mobilities ≥ 33 cm2 V−1 s−1 and bi-molecular recombination rates about five orders of magnitude below the prediction of Langevin's model for vapour-deposited CH3NH3PbI3−xClx using ultrafast THz spectroscopy. At charge-carrier densities below ∼1017 cm−3 intrinsic diffusion lengths are shown to approach 3 microns, limited by slow mono-molecular decay processes.
- Publication status:
- Published
- Peer review status:
- Peer reviewed
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- Files:
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(Preview, Accepted manuscript, pdf, 3.7MB, Terms of use)
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- Publisher copy:
- 10.1039/c4ee01358a
Authors
- Publisher:
- Royal Society of Chemistry
- Journal:
- Energy and Environmental Science More from this journal
- Volume:
- 7
- Issue:
- 7
- Pages:
- 2269-2275
- Publication date:
- 2014-07-01
- DOI:
- EISSN:
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1754-5706
- ISSN:
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1754-5692
- Pubs id:
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pubs:474087
- UUID:
-
uuid:8ee16765-d52d-4a72-949b-f34e14f03b99
- Local pid:
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pubs:474087
- Source identifiers:
-
474087
- Deposit date:
-
2014-07-11
Terms of use
- Copyright holder:
- Royal Society of Chemistry
- Copyright date:
- 2014
- Notes:
- © The Royal Society of Chemistry 2014
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