8legs: University of manchester

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#1 out of 3

23h ago

Scientists synthesize a carbon ring bearing two chlorine atoms to realize a half-Möbius topology, expanding the catalog of topologically nontrivial molecules.
Microscopy and quantum calculations jointly confirm the molecule's half-twist topology, highlighting the role of quantum hardware in validating complex structures.
Energy input enables switching the molecule from a half-Möbius form to a non-twisted configuration, demonstrating controllable topology.
The work marks a pioneering foray into uncharted molecular topology, with potential applications still speculative.
The topology arises from a 180-degree twist in a Möbius-like loop, but the new molecules exhibit only half the typical twist, a novel twist on the classic concept.
Quantum calculations underpinned the experimental topology findings, underscoring the synergy between theory and experiment.
Researchers demonstrated topology modulation, suggesting future designs could actively tune molecular twists for functional control.
The Science publication team, led by chemists including Igor Rondevi07, reports on this breakthrough in high-profile journals, expanding the dialogue between chemistry and quantum information science.
The researchers view topologically non-trivial molecules as potential quantum technology assets, including sensors and advanced control of quantum devices.
While practical uses remain uncertain, the study demonstrates that engineers can design and validate exotic electron states with quantum hardware.

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#2 out of 3

Researchers built a 13-carbon ring on an insulating surface and imaged a half-Möbius electronic topology.
The electron cloud twists about 90 degrees per circuit, creating a half-Möbius topology observable in the lowest unoccupied molecular orbital.
The topology can be toggled between half-Möbius states and a planar configuration by voltage changes.
Quantum computer validation supported the half-twisted ground state and topology effects.
The half-Möbius topology imposes unusual boundary conditions on the electron wavefunction.
The study links topology to potential control of magnetic and electronic properties in single molecules.
Researchers used scanning probe microscopy and atomic force microscopy with a CO-functionalized tip for precise imaging.
The experiment occurred on an insulating surface over a gold substrate to isolate the molecule’s intrinsic properties.
The work extends ideas of molecular topology beyond benzene-like rings to controllable half twists.
The article highlights potential future work in larger networks and material applications.

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#3 out of 3

Researchers created the first molecule with a half-Möbius electronic topology, demonstrated by IBM and collaborators.
The molecule C₁₃Cl₂ was assembled atom by atom on a gold insulating layer at near absolute zero.
Quantum simulations helped decode the topology switching and confirmed a twisted molecular orbital signature.
SqDRIFT, a quantum diagonalization algorithm, ran on up to 100 qubits to study the molecule’s electronic structure.
The work combines atom-scale fabrication and quantum computing to study real quantum matter, not just a toy model.
The topology can be reversibly switched among right-handed, left-handed, and trivial states.
Quantum hardware provided interpretive power for real experimental data rather than just proofs of principle.
The research integrates Feynman’s visions of atom-by-atom engineering and quantum simulations of nature.
The team used scanning tunneling microscopy and atomic force microscopy to map and resolve molecular structure.
The study positions quantum computing as a complementary tool to classical methods in quantum chemistry.

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