D. Gajan

发表

Preferential Siting of Aluminum Heteroatoms in the Zeolite Catalyst Al-SSZ-70.

Zachariah J. Berkson, S. Zones, M. Hsieh, 2019, Angewandte Chemie.

Preferential Siting of Aluminum Heteroatoms in the Zeolite Catalyst Al‐SSZ‐70

Zachariah J. Berkson, S. Zones, M. Hsieh, 2019, Angewandte Chemie.

Atomic-level organization of vicinal acid–base pairs through the chemisorption of aniline and derivatives onto mesoporous SBA15

R. Sougrat, E. Abou‐hamad, D. Gajan, 2016, Chemical science.

Gold nanoparticles supported on passivated silica: access to an efficient aerobic epoxidation catalyst and the intrinsic oxidation activity of gold.

C. Copéret, D. Gajan, A. Lesage, 2009, Journal of the American Chemical Society.

Probing surface site heterogeneity through 1D and INADEQUATE31P solid state NMR spectroscopy of silica supported PMe3-Au(I) adducts

Daniel S. Levine, C. Copéret, D. Gajan, 2011 .

Well-defined silica-supported Mo-alkylidene catalyst precursors containing one or substituent: methods of preparation and structure-reactivity relationship in alkene metathesis.

R. Schrock, F. Blanc, C. Copéret, 2009, Chemistry.

Hyperpolarization of Frozen Hydrocarbon Gases by Dynamic Nuclear Polarization at 1.2 K.

G. Bodenhausen, C. Copéret, D. Gajan, 2016, The journal of physical chemistry letters.

Cubic three-dimensional hybrid silica solids for nuclear hyperpolarization

G. Bodenhausen, C. Copéret, D. Gajan, 2016, Chemical science.

Atomic-Scale Structure and Its Impact on Chemical Properties of Aluminum Oxide Layers Prepared by Atomic Layer Deposition on Silica

C. Müller, A. Fedorov, C. Copéret, 2021, Chemistry of Materials.

Transportable hyperpolarized metabolites

G. Bodenhausen, D. Gajan, Aaron J. Rossini, 2017, Nature Communications.

Tailored Polarizing Hybrid Solids with Nitroxide Radicals Localized in Mesostructured Silica Walls

G. Bodenhausen, G. Jeschke, C. Copéret, 2017 .

Fast characterization of functionalized silica materials by silicon-29 surface-enhanced NMR spectroscopy using dynamic nuclear polarization.

V. Vitzthum, G. Bodenhausen, M. Caporini, 2011, Journal of the American Chemical Society.

Silica-supported single-site catalysts: to be or not to be? A conjecture on silica surfaces

C. Copéret, D. Gajan, 2011 .

Spectroscopic Signature and Structure of the Active Sites in Ziegler-Natta Polymerization Catalysts Revealed by Electron Paramagnetic Resonance.

J. Blahůt, S. Norsic, V. Monteil, 2020, Journal of the American Chemical Society.

Efficient Dynamic Nuclear Polarization up to 230 K with Hybrid BDPA-Nitroxide Radicals at a High Magnetic Field.

G. Jeschke, D. Gajan, A. Lund, 2021, The journal of physical chemistry. B.

Off-the-Shelf Gd(NO3)3 as an Efficient High-Spin Metal Ion Polarizing Agent for Magic Angle Spinning Dynamic Nuclear Polarization

Adam Brookfield, Subhradip Paul, D. Gajan, 2022, The journal of physical chemistry. B.

19 F Magic Angle Spinning Dynamic Nuclear Polarization Enhanced NMR Spectroscopy.

D. Gajan, A. Lesage, D. Kubicki, 2019, Angewandte Chemie.

19 F Magic Angle Spinning Dynamic Nuclear Polarization Enhanced NMR Spectroscopy

D. Gajan, A. Lesage, D. Kubicki, 2019, Angewandte Chemie.

BDPA-Nitroxide Biradicals Tailored for Efficient Dynamic Nuclear Polarization Enhanced Solid-State NMR at Magnetic Fields up to 21.1 T.

G. Jeschke, C. Copéret, D. Gajan, 2018, Journal of the American Chemical Society.

Multiple Surface Site Three-Dimensional Structure Determination of a Supported Molecular Catalyst.

C. Copéret, D. Gajan, A. Lesage, 2022, Journal of the American Chemical Society.

A highly ordered mesostructured material containing regularly distributed phenols: preparation and characterization at a molecular level through ultra-fast magic angle spinning proton NMR spectroscopy.

C. Copéret, D. Gajan, A. Lesage, 2011, Physical chemistry chemical physics : PCCP.

Molecular-level characterization of the structure and the surface chemistry of periodic mesoporous organosilicates using DNP-surface enhanced NMR spectroscopy.

C. Copéret, D. Gajan, A. Lesage, 2013, Physical chemistry chemical physics : PCCP.

Iridium(I)/N-Heterocyclic Carbene Hybrid Materials: Surface Stabilization of Low-Valent Iridium Species for High Catalytic Hydrogenation Performance.

I. Romanenko, R. Sayah, D. Gajan, 2015, Angewandte Chemie.

A well-defined Pd hybrid material for the Z-selective semihydrogenation of alkynes characterized at the molecular level by DNP SENS.

W. T. Franks, H. Oschkinat, C. Copéret, 2013, Chemistry.

A slowly relaxing rigid biradical for efficient dynamic nuclear polarization surface-enhanced NMR spectroscopy: expeditious characterization of functional group manipulation in hybrid materials.

C. Copéret, D. Gajan, A. Lesage, 2012, Journal of the American Chemical Society.

Surface enhanced NMR spectroscopy by dynamic nuclear polarization.

V. Vitzthum, G. Bodenhausen, M. Caporini, 2010, Journal of the American Chemical Society.

Atomistic Description of Reaction Intermediates for Supported Metathesis Catalysts Enabled by DNP SENS.

C. Copéret, V. Mougel, D. Gajan, 2016, Angewandte Chemie.

Phenylazide Hybrid-Silica – Polarization Platform for Dynamic Nuclear Polarization at Cryogenic Temperatures

G. Bodenhausen, C. Copéret, D. Gajan, 2017 .

Oxygen-17 dynamic nuclear polarisation enhanced solid-state NMR spectroscopy at 18.8 T.

F. Blanc, D. Gajan, A. Lesage, 2017, Chemical communications.

Speciation and Structures in Pt Surface Sites Stabilized by N-Heterocyclic Carbene Ligands Revealed by Dynamic Nuclear Polarization Enhanced Indirectly Detected 195Pt NMR Spectroscopic Signatures and Fingerprint Analysis.

C. Copéret, D. Gajan, A. Lesage, 2022, Journal of the American Chemical Society.

Frozen Acrylamide Gels as Dynamic Nuclear Polarization Matrices.

D. Gajan, A. Lesage, L. Emsley, 2017, Angewandte Chemie.

Structural Characterization of the EtOH-TiCl4-MgCl2 Ziegler-Natta Precatalyst

P. Sautet, S. Norsic, V. Monteil, 2016 .

Predicting the DNP-SENS efficiency in reactive heterogeneous catalysts from hydrophilicity

Manoja K. Samantaray, L. Cavallo, Zhen Cao, 2018, Chemical science.

Specific Localization of Aluminum Sites Favors Ethene-to-Propene Conversion on (Al)MCM-41-Supported Ni(II) Single Sites

A. Fedorov, C. Copéret, D. Gajan, 2019, ACS Catalysis.

Evidence for metal-surface interactions and their role in stabilizing well-defined immobilized Ru-NHC alkene metathesis catalysts.

Lyndon Emsley, Anne Lesage, David Gajan, 2013, Journal of the American Chemical Society.

Metal-Metal Synergy in Well-Defined Surface Tantalum-Iridium Heterobimetallic Catalysts for H/D Exchange Reactions.

D. Gajan, A. Lesage, L. Veyre, 2019, Journal of the American Chemical Society.

Stepwise construction of silica-supported tantalum/iridium heteropolymetallic catalysts using surface organometallic chemistry

D. Gajan, A. Lesage, E. Fonda, 2020, Journal of Catalysis.

Synthesis and reactivity of molybdenum imido alkylidene bis-pyrazolide complexes.

R. Schrock, C. Copéret, D. Gajan, 2010, Dalton transactions.

The Nature of Secondary Interactions at Electrophilic Metal Sites of Molecular and Silica-Supported Organolutetium Complexes from Solid-State NMR Spectroscopy.

W. Lukens, C. Copéret, D. Gajan, 2016, Journal of the American Chemical Society.

One-pot syntheses of heterotelechelic α-vinyl,ω-methoxysilane polyethylenes and condensation into comb-like and star-like polymers with high chain end functionality

Damien Montarnal, C. Boisson, D. Gajan, 2020 .

Title Structural Characterization of the EtOH-TiCl 4-MgCl 2 Ziegler-Natta Precatalyst Permalink

P. Sautet, S. Norsic, V. Monteil, 2016 .

Supported Ru olefin metathesis catalysts via a thiolate tether.

Vidar R. Jensen, V. R. Jensen, R. Sayah, 2019, Dalton transactions.

Three-Dimensional Structure Determination of Surface Sites

C. Copéret, D. Gajan, A. Lesage, 2016, Journal of the American Chemical Society.

A well-defined silica-supported tungsten oxo alkylidene is a highly active alkene metathesis catalyst.

R. Schrock, C. Copéret, V. Mougel, 2013, Journal of the American Chemical Society.

The Structure of Molecular and Surface Platinum Sites Determined by DNP-SENS and Fast MAS 195Pt Solid-State NMR Spectroscopy.

C. Copéret, D. Gajan, A. Lund, 2020, Journal of the American Chemical Society.

Atomic-Scale Description of Interfaces between Antigen and Aluminum-Based Adjuvants used in Vaccines by DNP Enhanced NMR Spectroscopy.

F. Ronzon, D. Gajan, A. Lesage, 2020, Chemistry.

Dynamic Nuclear Polarization-Enhanced Biomolecular NMR Spectroscopy at High Magnetic Field with Fast Magic-Angle Spinning.

I. Akopjana, K. Tārs, A. Pica, 2018, Angewandte Chemie.

Dynamic Nuclear Polarization Efficiency Increased by Very Fast Magic Angle Spinning

C. Copéret, D. Gajan, A. Lesage, 2017, Journal of the American Chemical Society.

Solid-State Dynamic Nuclear Polarization at 9.4 and 18.8 T from 100 K to Room Temperature

D. Gajan, A. Lesage, Aaron J. Rossini, 2015, Journal of the American Chemical Society.

Polymorphs of Theophylline Characterized by DNP Enhanced Solid-State NMR

D. Gajan, Aaron J. Rossini, L. Emsley, 2015, Molecular pharmaceutics.

Hybrid polarizing solids for pure hyperpolarized liquids through dissolution dynamic nuclear polarization

Geoffrey Bodenhausen, Lyndon Emsley, Anne Lesage, 2014, Proceedings of the National Academy of Sciences.

Predictive morphology, stoichiometry and structure of surface species in supported Ru nanoparticles under H2 and CO atmospheres from combined experimental and DFT studies.

F. Ribeiro, A. Comas‐Vives, C. Copéret, 2016, Physical chemistry chemical physics : PCCP.

From single-site tantalum complexes to nanoparticles of Ta x N y and TaO x N y supported on silica: elucidation of synthesis chemistry by dynamic nuclear polarization surface enhanced NMR spectroscopy and X-ray absorption spectroscopy

Manoja K. Samantaray, B. Gates, E. Abou‐hamad, 2017, Chemical science.

Dynamic nuclear polarization NMR spectroscopy of microcrystalline solids.

C. Copéret, D. Gajan, A. Lesage, 2012, Journal of the American Chemical Society.

Structural description of surfaces and interfaces in biominerals by DNP SENS.

T. Azaïs, N. Nassif, D. Gajan, 2019, Solid state nuclear magnetic resonance.

Dendritic polarizing agents for DNP SENS† †Electronic supplementary information (ESI) available. See DOI: 10.1039/c6sc03139k Click here for additional data file.

M. Buchmeiser, G. Jeschke, C. Copéret, 2016, Chemical science.

Reactive surface organometallic complexes observed using dynamic nuclear polarization surface enhanced NMR spectroscopy

Manoja K. Samantaray, D. Anjum, E. Abou‐hamad, 2016, Chemical science.

Dynamic nuclear polarization at 40 kHz magic angle spinning† †Electronic supplementary information (ESI) available: Experimental details, with supplementary tables and figures. See DOI: 10.1039/c6cp00839a Click here for additional data file.

C. Copéret, D. Gajan, A. Lesage, 2016, Physical chemistry chemical physics : PCCP.

One hundred fold overall sensitivity enhancements for Silicon-29 NMR spectroscopy of surfaces by dynamic nuclear polarization with CPMG acquisition

C. Copéret, D. Gajan, A. Lesage, 2012 .

Dynamic nuclear polarization of quadrupolar nuclei using cross polarization from protons: surface-enhanced aluminium-27 NMR.

Geoffrey Bodenhausen, Lyndon Emsley, Anne Lesage, 2012, Chemical communications.

Harnessing Catalysis Selectivity and Isophorone Diisocyanate Asymmetry for Tailored Polyurethane Prepolymers and Networks

V. Monteil, D. Gajan, Priscilla Arnould, 2022, Macromolecules.

Beyond γ-Al2O3 crystallite surfaces: The hidden features of edges revealed by solid-state 1H NMR and DFT calculations

D. Gajan, A. Lesage, C. Chizallet, 2019, Journal of Catalysis.

The structure and binding mode of citrate in the stabilization of gold nanoparticles.

L. Cavallo, D. Anjum, E. Abou‐hamad, 2017, Nature chemistry.

TinyPols: a family of water-soluble binitroxides tailored for dynamic nuclear polarization enhanced NMR spectroscopy at 18.8 and 21.1 T†

D. Gajan, A. Lund, A. Lesage, 2020, Chemical science.

Influences of Dilute Organic Adsorbates on the Hydration of Low-Surface-Area Silicates.

L. Roberts, D. Gajan, A. Lesage, 2015, Journal of the American Chemical Society.

tantalum complexes to nanoparticles of Ta x N y and TaO x N y supported on silica : elucidation of synthesis chemistry by dynamic nuclear polarization surface enhanced NMR spectroscopy and X-ray absorption spectroscopy †

Manoja K. Samantaray, B. Gates, E. Abou‐hamad, 2017 .

Ni(ii) and Co(ii) bis(acetylacetonato) complexes for alkene/vinylsilane silylation and silicone crosslinking

V. Monteil, J. Raynaud, D. Gajan, 2021, Catalysis Science & Technology.

Aromatic ring dynamics, thermal activation and transient conformations of a 468 kDa enzyme by specific labeling and fast-MAS NMR.

Diego F. Gauto, A. Barducci, J. Boisbouvier, 2019, Journal of the American Chemical Society.

Structure, Location, and Spatial Proximities of Hydroxyls on γ-Alumina Crystallites by High-Resolution Solid-State NMR and DFT Modeling: Why Edges Hold the Key

D. Gajan, A. Lesage, C. Chizallet, 2023, ACS Catalysis.

Solid-phase polarization matrixes for dynamic nuclear polarization from homogeneously distributed radicals in mesostructured hybrid silica materials.

Gunnar Jeschke, Lyndon Emsley, Anne Lesage, 2013, Journal of the American Chemical Society.

Non-aqueous solvents for DNP surface enhanced NMR spectroscopy.

C. Copéret, D. Gajan, A. Lesage, 2012, Chemical communications.

Toward the Coordination Fingerprint of the Edge-Sharing BO4 Tetrahedra.

E. Gautron, J. Mevellec, D. Gajan, 2021, Inorganic Chemistry.

Dynamic nuclear polarization at 40 kHz magic angle spinning