Solution NMR methods for structural and thermodynamic investigation of nanoparticle adsorption equilibria

Y An, SL Sedinkin, V Venditti - Nanoscale Advances, 2022 - pubs.rsc.org
Characterization of dynamic processes occurring at the nanoparticle (NP) surface is crucial
for developing new and more efficient NP catalysts and materials. Thus, a vast amount of …

Radical defects modulate the photocatalytic response in 2D-graphitic carbon nitride

E Raciti, SM Gali, M Melchionna, G Filippini, A Actis… - Chemical …, 2022 - pubs.rsc.org
Graphitic carbon nitride (gCN) is an important heterogeneous metal-free catalytic material.
Thermally induced post-synthetic modifications, such as amorphization and/or reduction …

Light-driven, heterogeneous organocatalysts for C–C bond formation toward valuable perfluoroalkylated intermediates

G Filippini, F Longobardo, L Forster, A Criado… - Science …, 2020 - science.org
The favorable exploitation of carbon nitride (CN) materials in photocatalysis for organic
synthesis requires the appropriate fine-tuning of the CN structure. Here, we present a deep …

[HTML][HTML] Longitudinal single-sided NMR study: silica-to-alumina ratio changes the reaction mechanism of geopolymer

J Li, S Mailhiot, AM Kantola, H Niu… - Cement and Concrete …, 2022 - Elsevier
Characterizing and understanding the mechanisms underlying geopolymerization are
critical in achieving the use of sustainable construction material, geopolymer, for widespread …

A spatially orthogonal hierarchically porous acid–base catalyst for cascade and antagonistic reactions

MA Isaacs, CMA Parlett, N Robinson, LJ Durndell… - Nature Catalysis, 2020 - nature.com
Complex organic molecules are of great importance to research and industrial chemistry
and typically synthesized from smaller building blocks by multistep reactions. The ability to …

Humin Formation on SBA-15-pr-SO3H Catalysts during the Alcoholysis of Furfuryl Alcohol to Ethyl Levulinate: Effect of Pore Size on Catalyst Stability, Transport, and …

G Di Carmine, C Leonardi, L Forster, M Hu… - … applied materials & …, 2023 - ACS Publications
Herein, the alcoholysis of furfuryl alcohol in a series of SBA-15-pr-SO3H catalysts with
different pore sizes is reported. Elemental analysis and NMR relaxation/diffusion methods …

Surface enhanced nuclear magnetic resonance relaxation mechanisms and their significance in chemical engineering applications

BE Kinn, TR Myers, AM Allgeier - Current Opinion in Chemical Engineering, 2019 - Elsevier
Highlights•NMR relaxometry mechanisms relevant to porous material characterization
include paramagnetic coupling, dipolar coupling and diffusion processes.•Determination of …

Hydrogen‐Binding‐Initiated Activation of O− H Bonds on a Nitrogen‐Doped Surface for the Catalytic Oxidation of Biomass Hydroxyl Compounds

X Liu, Y Luo, H Ma, S Zhang, P Che… - Angewandte …, 2021 - Wiley Online Library
Hydrogen binding of molecules on solid surfaces is an attractive interaction that can be used
as the driving force for bond activation, material‐directed assembly, protein protection, etc …

Low-field functional group resolved nuclear spin relaxation in mesoporous silica

N Robinson, EF May, ML Johns - ACS Applied Materials & …, 2021 - ACS Publications
Solid–fluid interactions underpin the efficacy of functional porous materials across a diverse
array of chemical reaction and separation processes. However, detailed characterization of …

Nuclear spin relaxation as a probe of zeolite acidity: a combined NMR and TPD investigation of pyridine in HZSM-5

N Robinson, P Bräuer, APE York… - Physical Chemistry …, 2021 - pubs.rsc.org
The relative surface affinities of pyridine within microporous HZSM-5 zeolites are explored
using two-dimensional 1H nuclear magnetic resonance (NMR) relaxation time …