scholarly journals Electronic structure ofCaCu2O3: Spin ladder versus one-dimensional spin chain

2005 ◽  
Vol 71 (4) ◽  
Author(s):  
Esther Bordas ◽  
Coen de Graaf ◽  
Rosa Caballol ◽  
Carmen J. Calzado
2010 ◽  
Vol 82 (14) ◽  
Author(s):  
Alexander A. Tsirlin ◽  
Ioannis Rousochatzakis ◽  
Deepa Kasinathan ◽  
Oleg Janson ◽  
Ramesh Nath ◽  
...  

Author(s):  
J. Fink

Conducting polymers comprises a new class of materials achieving electrical conductivities which rival those of the best metals. The parent compounds (conjugated polymers) are quasi-one-dimensional semiconductors. These polymers can be doped by electron acceptors or electron donors. The prototype of these materials is polyacetylene (PA). There are various other conjugated polymers such as polyparaphenylene, polyphenylenevinylene, polypoyrrole or polythiophene. The doped systems, i.e. the conducting polymers, have intersting potential technological applications such as replacement of conventional metals in electronic shielding and antistatic equipment, rechargable batteries, and flexible light emitting diodes.Although these systems have been investigated almost 20 years, the electronic structure of the doped metallic systems is not clear and even the reason for the gap in undoped semiconducting systems is under discussion.


2004 ◽  
Vol 69 (3) ◽  
Author(s):  
S. Mitrovic ◽  
L. Perfetti ◽  
C. Søndergaard ◽  
G. Margaritondo ◽  
M. Grioni ◽  
...  

2015 ◽  
Vol 91 (23) ◽  
Author(s):  
Thomas E. Baker ◽  
E. Miles Stoudenmire ◽  
Lucas O. Wagner ◽  
Kieron Burke ◽  
Steven R. White

Author(s):  
Jesko Sirker

These notes are based on a series of three lectures given at the Les Houches summer school on ’Integrability in Atomic and Condensed Matter Physics’ in August 2018. They provide an introduction into the unusual transport properties of integrable models in the linear response regime focussing, in particular, on the spin-1/21/2 XXZ spin chain.


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