Photoinduced Magnetic Exchange-Jump Promotes Ground State Biradical Electron Spin Polarization

ML Kirk, DA Shultz, AR Marri… - Journal of the American …, 2024 - ACS Publications
Photoinduced electron spin polarization (ESP) is reported in the electronic ground states of
three Pt (II) complexes comprised of two S= 1/2 nitronyl nitroxide (NN) radicals attached …

Dynamic Electron Polarization Lasting More Than 10 μs by Hybridizing Porphyrin and TEMPO with Flexible Linkers

K Nishimura, R Yabuki, T Hamachi… - The Journal of …, 2023 - ACS Publications
Dynamic electron polarization (DEP), induced by quenching of photoexcited species by
stable radicals, can hyperpolarize electron spins in solution at room temperature. Recently …

Generation and Transfer of Triplet Electron Spin Polarization at the Solid–Liquid Interface

R Yabuki, K Nishimura, T Hamachi… - The Journal of …, 2023 - ACS Publications
The photoexcited triplet state of dyes can generate highly polarized electron spins for
sensing and dynamic nuclear polarization. However, while triplets exhibit long spin–lattice …