10.1021/acs.jpclett.8b01185.s001
Shuguang Chen
Shuguang
Chen
GuanHua Chen
GuanHua
Chen
Mark A. Ratner
Mark A.
Ratner
Designing Principles of Molecular Quantum Interference
Effect Transistors
American Chemical Society
2018
subsystem
Simulation results
quantum interference
quantum interference effect transistors
Molecular Quantum Interference Effect Transistors
Designing Principles
2018-05-11 00:00:00
Journal contribution
https://acs.figshare.com/articles/journal_contribution/Designing_Principles_of_Molecular_Quantum_Interference_Effect_Transistors/6275786
To
explore the designing principles for the quantum interference
effect transistors, a series of simulations are carried out on a 2,5-linked
perylene molecular junction composed of two subsystems connected via
destructive quantum interference. Simulation results suggest that
the overall conductance of a large π-conjugated system is determined
by its subsystem connected directly to the electrodes. A Büttiker
probe can be treated as a resistor, and to first-order approximation,
its effect is found equivalent to severing its surrounding bonds.
These findings greatly simplify the design of molecular quantum interference
effect transistors.