Molecular qubits based on photogenerated spin-correlated radical pairs for quantum sensing

T Mani - Chemical Physics Reviews, 2022 - pubs.aip.org
Photogenerated spin-correlated radical pairs (SCRPs) in electron donor–bridge–acceptor
(D–B–A) molecules can act as molecular qubits and inherently spin qubit pairs. SCRPs can …

Spontaneous exciton dissociation enables spin state interconversion in delayed fluorescence organic semiconductors

AJ Gillett, C Tonnelé, G Londi, G Ricci… - Nature …, 2021 - nature.com
Engineering a low singlet-triplet energy gap (ΔE ST) is necessary for efficient reverse
intersystem crossing (rISC) in delayed fluorescence (DF) organic semiconductors but results …

How quantum is radical pair magnetoreception?

TP Fay, LP Lindoy, DE Manolopoulos, PJ Hore - Faraday discussions, 2020 - pubs.rsc.org
Currently the most likely mechanism of the magnetic compass sense in migratory songbirds
relies on the coherent spin dynamics of pairs of photochemically formed radicals in the …

Spin-selective electron transfer reactions of radical pairs: Beyond the Haberkorn master equation

TP Fay, LP Lindoy, DE Manolopoulos - The Journal of Chemical …, 2018 - pubs.aip.org
Radical pair recombination reactions are normally described using a quantum mechanical
master equation for the electronic and nuclear spin density operator. The electron spin state …

[HTML][HTML] Radical pair intersystem crossing: Quantum dynamics or incoherent kinetics?

TP Fay, DE Manolopoulos - The Journal of chemical physics, 2019 - pubs.aip.org
Magnetic field effects on radical pair reactions arise due to the interplay of coherent electron
spin dynamics and spin relaxation effects, a rigorous treatment of which requires the solution …

Pulse sequences for manipulating the spin states of molecular radical-pair-based electron spin qubit systems for quantum information applications

GJ Pazera, MD Krzyaniak… - The Journal of Chemical …, 2023 - pubs.aip.org
Molecular qubits are an emerging platform in quantum information science due to the
unmatched structural control that chemical design and synthesis provide compared to other …

Magnetic control of recombination fluorescence and tunability by modulation of radical pair energies in rigid donor–bridge–acceptor systems

JT Buck, T Mani - Journal of the American Chemical Society, 2020 - ACS Publications
Magnetic control of molecular emission holds the promise of developing new magneto-
optical technologies. Spin dynamics of radical pairs can serve as a basis of control of …

Photoinduced intercomponent processes in selectively addressable bichromophoric dyads made of linearly arranged Ru (II) terpyridine and expanded pyridinium …

F Puntoriero, A Arrigo, A Santoro, GL Ganga… - Inorganic …, 2019 - ACS Publications
Three new linearly arranged bichromophoric systems 1–3 have been prepared, and their
photophysical properties have been studied, taking also advantage of femtosecond pump …

Electron spin relaxation in radical pairs: Beyond the Redfield approximation

TP Fay, LP Lindoy, DE Manolopoulos - The Journal of Chemical …, 2019 - pubs.aip.org
Relaxation processes can have a large effect on the spin selective electron transfer
reactions of radical pairs. These processes are often treated using phenomenological …

Spin Dynamics of Radical Pairs Using the Stochastic Schrödinger Equation in MolSpin

GJ Pažėra, TP Fay, IA Solov'yov… - Journal of Chemical …, 2024 - ACS Publications
The chemical reactivity of radical pairs is strongly influenced by the interactions of electronic
and nuclear spins. A detailed understanding of these effects requires a quantum description …