Research Explorer

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Researcher

Julianna Hajek

Awards & Distinctions

19 Results

2020

Engineering a highly defective stable UiO-66 with tunable Lewis-Brønsted acidity : the role of the hemilabile linker

Xiao FengJulianna HajekJena HimanshuGuangbo WangSavita Kaliya Perumal VeerapandianRino MorentNathalie De GeyterKaren LeyssensAlexander HoffmanVera Meynen et al.

A1 Journal Article in JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Shape-selective C–H activation of aromatics to biarylic compounds using molecular palladium in zeolites

Jannick VercammenMassimo BocusSamuel NealeAram BugaevPatrick TomkinsJulianna HajekSam Van MinnebruggenAlexander SoldatovAndraž KrajncGregor Mali et al.

A1 Journal Article in NATURE CATALYSIS

2019

A supramolecular view on the cooperative role of Brønsted and Lewis acid sites in zeolites for methanol conversion

Simon BailleulIrina YarulinaAlexander HoffmanAbhay DokaniaEdy Abou-HamadAbhishek Dutta ChowdhuryGiovanni PietersJulianna HajekKristof De WispelaereMichel Waroquier et al.

A1 Journal Article in JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Active role of methanol in post-synthetic linker exchange in the metal–organic framework UiO-66

Joao MarreirosChiara CaratelliJulianna HajekAndraž KrajncGuillaume FleuryBart BuekenDirk E. De VosGregor MaliMaarten B. J. RoeffaersVeronique Van Speybroeck et al.

A1 Journal Article in CHEMISTRY OF MATERIALS

Dynamic interplay between defective UiO‐66 and protic solvents in activated processes

Chiara CaratelliJulianna HajekEvert Jan MeijerMichel WaroquierVeronique Van Speybroeck

A1 Journal Article in CHEMISTRY-A EUROPEAN JOURNAL

2018

Advanced molecular simulations to study defects and nature of active sites in Zirconium based metal-organic frameworks for catalysis

Julianna HajekVeronique Van Speybroeck

Influence of a confined methanol solvent on the reactivity of active sites in UiO-66

Chiara CaratelliJulianna HajekSven RoggeSteven VandenbrandeEvert Jan MeijerMichel WaroquierVeronique Van Speybroeck

A1 Journal Article in CHEMPHYSCHEM

On the intrinsic dynamic nature of the rigid UiO-66 metal-organic framework

Julianna HajekChiara CaratelliRuben DemuynckKristof De WispelaereLouis VanduyfhuysMichel WaroquierVeronique Van Speybroeck

A1 Journal Article in CHEMICAL SCIENCE

2017

Metal-organic and covalent organic frameworks as single-site catalysts

Sven RoggeA. BavykinaJulianna HajekH. GarciaA. I. Olivos-SuarezA. Sepulveda-EscribanoA. VimontG. CletP. BazinF. Kapteijn et al.

A1 Journal Article in CHEMICAL SOCIETY REVIEWS

Nature of active sites on UiO-66 and beneficial influence of water in the catalysis of Fischer esterification

Chiara CaratelliJulianna HajekFrancisco G CirujanoMichel WaroquierFrancesc X Llabres i XamenaVeronique Van Speybroeck

A1 Journal Article in JOURNAL OF CATALYSIS

The remarkable amphoteric nature of defective UiO-66 in catalytic reactions

Julianna HajekBart BuekenMichel WaroquierDirk De VosVeronique Van Speybroeck

A1 Journal Article in CHEMCATCHEM

Theoretical tool box for a better catalytic understanding

Michel WaroquierKristof De WispelaereJulianna HajekSven RoggeJeroen Van der MynsbruggeVeronique Van Speybroeck

Bookchapter in Nanotechnology in catalysis : applications in the chemical industry, energy development, and environment protection

2016

On the stability and nature of adsorbed pentene in Bronsted acid zeolite H-ZSM-5 at 323 K

Julianna HajekJeroen Van der MynsbruggeKristof De WispelaerePieter CnuddeLouis VanduyfhuysMichel WaroquierVeronique Van Speybroeck

A1 Journal Article in JOURNAL OF CATALYSIS

Suppression of the aromatic cycle in methanol-to-olefins reaction over ZSM-5 by post-synthetic modification using calcium

Irina YarulinaSimon BailleulAlexey PustovarenkoJavier Ruiz MartinezKristof De WispelaereJulianna HajekBert M. WeckhuysenKlaartje HoubenMarc BaldusVeronique Van Speybroeck et al.

A1 Journal Article in ChemCatChem

Towards metal-organic framework based field effect chemical sensors: UiO-66-NH2 for nerve agent detection

I StassenB BuekenH ReinschJFM OudenhovenD WoutersJulianna HajekVeronique Van SpeybroeckN StockPM VereeckenR Van Schaijk et al.

A1 Journal Article in CHEMICAL SCIENCE

Water coordination and dehydration processes in defective UiO-66 type metal organic frameworks

Matthias VandichelJulianna HajekAn GhyselsArthur De VosMichel WaroquierVeronique Van Speybroeck

A1 Journal Article in CRYSTENGCOMM

2015

Active site engineering in UiO-66 type metal-organic frameworks by intentional creation of defects : a theoretical rationalization

Matthias VandichelJulianna HajekFrederik VermoorteleMichel WaroquierDirk E De VosVeronique Van Speybroeck

A1 Journal Article in CRYSTENGCOMM

Mechanistic studies of aldol condensations in UiO-66 and UiO-66-NH2 metal organic frameworks

Julianna HajekMatthias VandichelBen Van de VoordeBart BuekenDirk De VosMichel WaroquierVeronique Van Speybroeck

A1 Journal Article in JOURNAL OF CATALYSIS

2014

Modeling aldol condensations in UiO-66 type materials

Julianna HajekMatthias VandichelFrederik VermoorteleMichel WaroquierDirk De VosVeronique Van Speybroeck