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Reply to “Magnetoresistance in organic semiconductors”

Reply to “Magnetoresistance in organic semiconductors” Corresponden Ce Magnetoresistance in organic semiconductors To the editor: Hu and Wu recently Wu, we consider PPs responsible for MR Despite MR, strong fields (8 T) do not alter reported tunable magnetoresistance (MR) in terms of a two-spin system (s = ½) the singlet–triplet balance , in agreement 1 10 in organic semiconductors , claiming that with Landé-factors g and g (~2 due with triplet absorption spectroscopy . Even a b the geometry of multilayer diodes controls to weak spin–orbit coupling), a mutual at low fields (hyperfine field ) where MR the relative influence of (electron–hole) exchange coupling J, and a dipolar coupling is largest , no change occurs. Although polaron-pair (PP) dissociation and determined by the zero-field matrix hyperfine interactions may be causally recombination under magnetic fields ( B). related to the zero-field parameters . At linked to MR (ref. 12), electron–nuclear e un Th derlying hypothesis is B-dependent low fields ( µ B ≈ E < D, with µ Bohr’s spin coupling does not modify PP spin Β Β intersystem crossing (ISC), conversion magneton), B/E controls mixing of the configurations. A viable alternative to Hu between spin manifolds of intermolecular two triplet states |T ⟩ = | http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Nature Materials Springer Journals

Reply to “Magnetoresistance in organic semiconductors”

Hu, Bin; Wu, Yue
Nature Materials , Volume 7 (8) – Aug 1, 2008
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References (11)

Publisher
Springer Journals
Copyright
Copyright © 2008 by Nature Publishing Group
Subject
Materials Science; Materials Science, general; Optical and Electronic Materials; Biomaterials; Nanotechnology; Condensed Matter Physics
ISSN
1476-1122
eISSN
1476-4660
DOI
10.1038/nmat2249
Publisher site
See Article on Publisher Site

Abstract

Corresponden Ce Magnetoresistance in organic semiconductors To the editor: Hu and Wu recently Wu, we consider PPs responsible for MR Despite MR, strong fields (8 T) do not alter reported tunable magnetoresistance (MR) in terms of a two-spin system (s = ½) the singlet–triplet balance , in agreement 1 10 in organic semiconductors , claiming that with Landé-factors g and g (~2 due with triplet absorption spectroscopy . Even a b the geometry of multilayer diodes controls to weak spin–orbit coupling), a mutual at low fields (hyperfine field ) where MR the relative influence of (electron–hole) exchange coupling J, and a dipolar coupling is largest , no change occurs. Although polaron-pair (PP) dissociation and determined by the zero-field matrix hyperfine interactions may be causally recombination under magnetic fields ( B). related to the zero-field parameters . At linked to MR (ref. 12), electron–nuclear e un Th derlying hypothesis is B-dependent low fields ( µ B ≈ E < D, with µ Bohr’s spin coupling does not modify PP spin Β Β intersystem crossing (ISC), conversion magneton), B/E controls mixing of the configurations. A viable alternative to Hu between spin manifolds of intermolecular two triplet states |T ⟩ = |

Journal

Nature Materials – Springer Journals

Published: Aug 1, 2008

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