Tailoring topological order and π-conjugation to engineer quasi-metallic polymers

B Cirera, A Sánchez-Grande, B De la Torre… - Nature …, 2020 - nature.com
… predict polymers near the topological transition from a trivial … in the topologically non-trivial
phase close to the topologicaltopological classes and resonant forms of 1D π-conjugated

Some comments on topological approaches to the π-electron currents in conjugated systems

TK Dickens, JANF Gomes… - Journal of Chemical Theory …, 2011 - ACS Publications
… method of conjugated circuits. … in order to estimate the relative intensities of the π-electron
currents that (classically) are considered to flow along the individual bonds of such conjugated

[图书][B] Topological approach to the chemistry of conjugated molecules

A Graovac, I Gotman, N Trinajstic - 2012 - books.google.com
… In the present notes we describe the topological approach to the chemistry of conjugated
molecules using graph-theoretical concepts. Conjugated structures may be conveniently …

Molecules with linear πconjugated pathways between all substituents: omniconjugation

MH Van Der Veen, MT Rispens… - Advanced Functional …, 2004 - Wiley Online Library
… a topological phenomenon in π-conjugated systems. Omniconjugated molecules are defined
by the fact that they provide direct and fully π-conjugated … A topological design scheme is …

Atomic scale control and visualization of topological quantum phase transition in πconjugated polymers driven by their length

H González‐Herrero, JI Mendieta‐Moreno… - Advanced …, 2021 - Wiley Online Library
topological quantum states of a well-defined π-conjugated polymer. The phase transition is
driven by a pseudo Jahn–Teller effect that is activated above a certain polymer chain length. …

Topology and spin alignment utilizing the excited molecular field in π-conjugated organic spin systems

Y Teki - Polyhedron, 2005 - Elsevier
… In order to study the … π-conjugated stable radical systems and their π-topological isomers
were studied by the time-resolved ESR experiments. The relationship between the π-topology

[PDF][PDF] Topological ring-currents in conjugated systems

TK Dickens, RB Mallion - MATCH Commun. Math. Comput …, 2016 - match.pmf.kg.ac.rs
… The Review traces the detailed development of the graph-theoretical, topological approach
to the concept of π-electron ring-currents and bond-currents in conjugated systems and …

Topology-dependent conjugation effects in graphdiyne molecular fragments

P Serafini, A Milani, M Tommasini, CE Bottani… - Carbon, 2021 - Elsevier
… Indeed, how topology, connectivity between sp and sp 2 domains and system … π-electron
conjugation in these systems, HOMO-LUMO gap is found to depend on the peculiar topology

Electronic structure of two-dimensional π-conjugated covalent organic frameworks

S Thomas, H Li, C Zhong, M Matsumoto… - Chemistry of …, 2019 - ACS Publications
… , we note that the concept of topological order in 2D systems is a new paradigm in … topological
order or correspond to topological insulators; (40−42) experimentally reported topological

… organic molecular magnetism topological symmetry rule as the first principle of spin alignment in organic open-shell systems of π-conjugation and their ions

K Itoh, T Takui - Proceedings of the Japan Academy, Series B, 2004 - jstage.jst.go.jp
… the topological nature of the symmetry of π-conjugated electron … π-nonbonding MO’s unlimited
(the topological degeneracy of the nonbonding MO’s associated with topological robust π-…