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What Has Been Achieved:
A new ReaxFF potential for large-scale simulations of structural engineering and synthesis of Two-dimensional WSe2 has been made available to the 2D community
Importance of the Achievement:
What Has Been Achieved:
Developed dual-gated magnetic topological heterostructures that manifest both the quantum anomalous and topological Hall effects as a function of the dual-gate voltages.
Importance of the Achievement:
This work provides a robust pathway for producing samples that enable the fundamental study of the interplay between Berry curvature in momentum space and real space. These unique samples and patterned devices are available for users as sample requests.
What Has Been Achieved:
A facile route for characterizing 2D metals.
Importance of the Achievement:
This work provides the first reported ability to rapidly identify the presence of 2D metals.
Unique Feature(s) of the MIP that Enabled this Achievement:
Large area epitaxial graphene
Publication:
Maxwell T Wetherington et al 2021 2D Mater. 8 041003
Acknowledgements:
What Has Been Achieved:
Evidence in both experiment and theory for magnetism in 2D doped semiconductors. Intrinsic magnetism in such a system would yield fascinating electro-magneto-optical effects such as effective local fields of ~100 Tesla that split the K and K’ bandstructures, i.e. valleytronics.
Importance of the Achievement:
What Has Been Achieved:
The simplest ideal Weyl State in ferromagnetic (FM) phase of Sb-doped MnBi2Te4 has been demonstrated via transport measurements. This state is found to be sensitive to carrier density and can be accessible via tuning the Bi:Sb ratio.
Importance of the Achievement:
This work establishes an ideal model system for further understanding of Weyl fermion physics .
Unique Feature(s) of the MIP that Enabled this Achievement:
What Has Been Achieved:
A ferromagnetic (FM) phase of MnSb2Te4 has been demonstrated via magnetic force microscopy magnetic domain imaging. This phase is found to be sensitive to disorders and can be stabilized via controlling disorders.
Importance of the Achievement:
What Has Been Achieved:
Wafer-scale substitutional p-type doping of WSe2 films with vanadium atoms at FEOL and BEOL compatible temperatures which is the first report has ever been demonstrated in the community.
Importance of the Achievement:
Extrinsic 2D semiconductors will be a backbone of the next generation logic devices where controlled introduction of impurity atoms into a host lattice will be a major driving force towards industrialization.
Unique Feature(s) of the MIP that Enabled this Achievement:
What Has Been Achieved:
We demonstrated the relevance of using a recently developed ReaxFF parameter sets for graphene properties as well as determined the the binding energy for flat and bent graphene with hydrogen and copper atoms. Moreover, the draping angle at copper step edges obtained from our atomistic simulations was shown to be comparable to the experimentally measured draping angle, validating the ReaxFF results.
Importance of the Achievement:
What Has Been Achieved:
Demonstration of SA to find the ground states of an Ising spin glass system. We use 2D material-based computing primitives to implement SA in an area- and energy efficient manner. Further, we use in-memory computing to increase the efficiency of this implementation.
Importance of the Achievement:
