Biomimetic Metal-Free Hydride Donor Catalysts for CO2 Reduction

S Ilic, JL Gesiorski, RB Weerasooriya… - Accounts of Chemical …, 2022 - ACS Publications
Conspectus The catalytic reduction of carbon dioxide to fuels and value-added chemicals is
of significance for the development of carbon recycling technologies. One of the main …

Triple para-Functionalized Cations and Neutral Radicals of Enantiopure Diaza[4]helicenes

B Fabri, T Funaioli, L Frédéric, C Elsner… - Journal of the …, 2024 - ACS Publications
Modulation of absorbance and emission is key for the design of chiral chromophores.
Accessing a series of compounds absorbing and emitting (circularly polarized) light over a …

Robust dual optical sensor for pH and dissolved oxygen

L Wang, K Jensen, N Hatzakis, M Zhang… - ACS …, 2022 - ACS Publications
As part of moving our optical pH and dissolved oxygen (DO) optical chemosensors toward
industrial applications, we decided to explore a many-sensors-in-one principle. It was tested …

Kinetics of Hydride Transfer from Catalytic Metal-Free Hydride Donors to CO2

RB Weerasooriya, JL Gesiorski, A Alherz… - The Journal of …, 2021 - ACS Publications
Selective reduction of CO2 to formate represents an ongoing challenge in
photoelectrocatalysis. To provide mechanistic insights, we investigate the kinetics of hydride …

Toward Metal-free Photocatalysis: Photochemical Regeneration of Organic Hydride Donors Using Phenazine-Based Photosensitizers

RB Weerasooriya, MC Drummer… - The Journal of …, 2022 - ACS Publications
Earth-abundant chromophores and catalysts are important molecular building blocks for
artificial photosynthesis applications. Our team previously reported that metal-free hydride …

Chemo‐ and Regioselective Multiple C(sp2)−H Insertions of Malonate Metal Carbenes for Late‐Stage Functionalizations of Azahelicenes

Y Nikolova, B Fabri, P Moneva Lorente… - Angewandte Chemie …, 2022 - Wiley Online Library
Chiral quinacridines react up to four times, step‐by‐step, with α‐diazomalonates under RuII
and RhII catalysis. By selecting the catalyst,[CpRu (CH3CN) 3][PF6](Cp= cyclopentadienyl) …

Importance of proton-coupled electron transfer in cathodic regeneration of organic hydrides

S Ilic, A Alherz, CB Musgrave, KD Glusac - Chemical Communications, 2019 - pubs.rsc.org
Electrochemical regeneration of organic hydrides is often hindered by the rapid dimerization
of organic radicals produced as the first intermediates of these electrochemical …

Recent progress in photocatalytic NAD (P) H regeneration for photocatalytic-enzymatic-coupling system

W Lan, M Wang, H Dai, Q Yang - Frontiers of Chemical Science and …, 2024 - Springer
The enzymatic redox reactions in natural photosynthesis rely much on the participation of
cofactors, with reduced nicotinamide adenine dinucleotide/nicotinamide adenine …

Triple regioselective functionalization of cationic [4] helicenes via iridium‐catalyzed borylation and Suzuki cross‐coupling reactivity

L Frédéric, B Fabri, L Guénée, F Zinna… - … A European Journal, 2022 - Wiley Online Library
In essentially one‐pot, using Ir‐and Pd‐catalysis, tris (arene)‐functionalized cationic [4]
helicenes are synthesized with full regioselectivity and enantiospecificity starting from a …

Exciton coherence length and dynamics in graphene quantum dot assemblies

V Singh, MR Zoric, GN Hargenrader… - The journal of …, 2019 - ACS Publications
Exciton size and dynamics were studied in assemblies of two well-defined graphene
quantum dots of varying size: hexabenzocoronene (HBC), where the aromatic core consists …