Determination of some scattering factors for the case of mixed scattering of charge carriers by lattice vibrations and ionized impurities

1968 ◽  
Vol 18 (3) ◽  
pp. 330-344 ◽  
Author(s):  
R. Kužel
1998 ◽  
Vol 17 (1) ◽  
pp. 35-42 ◽  
Author(s):  
Y Ramadin ◽  
M Ahmad ◽  
A Zihlif ◽  
R Al-Haddad ◽  
M Makadsi ◽  
...  

2019 ◽  
Vol 10 ◽  
pp. 2449-2458
Author(s):  
Zhihua Fu ◽  
Tatjana Ladnorg ◽  
Hartmut Gliemann ◽  
Alexander Welle ◽  
Asif Bashir ◽  
...  

We present a new approach to study charge transport within 2D layers of organic semi-conductors (OSCs) using atomic force microscopy (AFM)-based lithography applied to self-assembled monolayers (SAMs), fabricated from appropriate organothiols. The extent of lateral charge transport was investigated by insulating pre-defined patches within OSC-based SAMs with regions of insulating SAM made from large band gap alkanethiolates. The new method is demonstrated using a phenyl-linked anthracenethiolate (PAT), 4-(anthracene-2-ylethynyl)benzyl thiolate. I–V characteristics of differently shaped PAT-islands were measured using the AFM tip as a top electrode. We were able to determine a relationship between island size and electrical conductivity, and from this dependence, we could obtain information on the lateral charge transport and charge carrier mobility within the thin OSC layers. Our study demonstrates that AFM nanografting of appropriately functionalized OSC molecules provides a suitable method to determine intrinsic mobilities of charge carriers in OSC thin films. In particular, this method is rather insensitive with regard to influence of grain boundaries and other defects, which hamper the application of conventional methods for the determination of mobilities in macroscopic samples.


1987 ◽  
Vol 35 (13) ◽  
pp. 7124-7125 ◽  
Author(s):  
J. T. Chen ◽  
C. J. McEwan ◽  
L. E. Wenger ◽  
E. M. Logothetis

1978 ◽  
Vol 31 (1) ◽  
pp. 79 ◽  
Author(s):  
DJ Newman

The coupling between lattice vibrations and electrons in the partly filIed shells of paramagnetic ions is normaIIy presumed to take place via a localized complex consisting of the paramagnetic ion surrounded by its ligands. In such cases the number of parameters is reduced significantly by the use of the superposition model. This model, with some related approximations, has been employed to determine coupling parameters for fluorine, chlorine and oxygen ligands using both experimental and theoretical results.


1993 ◽  
Vol 63 (17) ◽  
pp. 2393-2395 ◽  
Author(s):  
Yi Tang ◽  
R. Braunstein ◽  
Bolko von Roedern

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