Bulletin of the American Physical Society
2023 APS March Meeting
Volume 68, Number 3
Las Vegas, Nevada (March 5-10)
Virtual (March 20-22); Time Zone: Pacific Time
Session G58: Single Molecule Magnets II
11:30 AM–2:30 PM,
Tuesday, March 7, 2023
Room: Room 302
Sponsoring
Unit:
GMAG
Chair: Tao Hong, Oak Ridge National Lab
Abstract: G58.00012 : Supramolecular Spin Valve Effects in Graphene Quantum Dots Decorated with Mn12 Single Molecule Magnets
1:42 PM–1:54 PM
Presenter:
Amjad Alqahtani
(Georgetown University)
Authors:
Amjad Alqahtani
(Georgetown University)
DaVonne Henry
(Georgetown University)
Luke St. Marie
(Georgetown University)
Lubomir Havlicek
(CEITEC, Brno University of Technology)
Jakub Hruby
(National High Magnetic Field Laboratory)
Antonin Sojka
(University of California, Santa Barbara)
Rachael L Myers-Ward
(U.S. Naval Research Laboratory)
Daniel Pennachio
(U.S. Naval Research Laboratory)
Jenifer Hajzus
(ASEE Research Associate at the U.S. Naval Research Laboratory)
Abdelouahad El Fatimy
(Mohammed VI Polytechnic University)
David K Gaskill
(U.S. Naval Research Laboratory)
Ivan Nemec
(CEITEC, Brno University of Technology)
Petr Neugebauer
(CEITEC, Brno University of Technology)
Amy Y Liu
(Georgetown University)
Paola Barbara
(Georgetown University)
Here we present supramolecular spin valve effects up to 70 K in graphene quantum dots that are not gated and are decorated with Mn12 SMMs. We explain these results by considering the effect of SMMs on hot-electron transport in the graphene quantum dots.
References:
-
1. Urdampilleta et al., Nature Mater 10, 502–506 (2011).
2. Godfrin et al., ACS Nano 11, 3984-3989 (2017).
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