Articles with "nitrogen ammonia" as a keyword



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Ag (111) surface for ambient electrolysis of nitrogen to ammonia

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Published in 2021 at "Journal of Molecular Modeling"

DOI: 10.1007/s00894-020-04628-6

Abstract: In this paper, the reaction process of N 2 convert to NH 3 catalyzed by Ag (111) surface was obtained through the construction of Ag (111) surface and computational simulation. The charge transfer in the… read more here.

Keywords: nitrogen ammonia; surface ambient; surface; electrolysis nitrogen ... See more keywords
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Splenic switch-off as a novel marker for adenosine response in nitrogen-13 ammonia PET myocardial perfusion imaging: Cross-validation against CMR using a hybrid PET/MR device

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Published in 2020 at "Journal of Nuclear Cardiology"

DOI: 10.1007/s12350-020-02448-y

Abstract: No methodology is available to distinguish truly reduced myocardial flow reserve (MFR) in positron emission tomography myocardial perfusion imaging (PET MPI) from seemingly impaired MFR due to inadequate adenosine response. The adenosine-induced splenic switch-off (SSO)… read more here.

Keywords: nitrogen ammonia; pet mpi; cmr; adenosine ... See more keywords

The Synergistic Effect of Combining Electron Transfer and Photoactivation in Hydroxyapatite/ZrO2 Nanocomposites Promotes Efficient Nitrogen-to-Ammonia Fixation Reaction

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Published in 2025 at "ACS Catalysis"

DOI: 10.1021/acscatal.5c02426

Abstract: Catalytically active hydroxyapatite (ca-HAp) decorated with zirconia nanoparticles (ZrO2 NPs) is presented as a nanocomposite catalyst (ca-HAp/ZrO2) capable of performing highly efficient nitrogen to ammonia (N2-to-NH3) fixation reactions under mild conditions. Accordingly, reactions were carried… read more here.

Keywords: zro2 nanocomposites; efficient nitrogen; nitrogen ammonia; zro2 ... See more keywords

Electrocatalytic Reduction of Nitrogen to Ammonia Using a Trinuclear Nickel Thiolate Complex.

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Published in 2025 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.5c09896

Abstract: Activation and reduction of N2 to NH3 are a formidable challenge. While there have been several reports of metal complexes that can bind and activate N2, very few catalysts have been reported to catalyze the… read more here.

Keywords: thiolate; electrocatalytic reduction; nitrogen ammonia; ammonia using ... See more keywords

Low-pressure nitrogen and ammonia plasma treatment on carboxymethyl guar gum/PVA hydrogels: impact on drug delivery, biocompatibility and biodegradability

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Published in 2019 at "International Journal of Polymeric Materials and Polymeric Biomaterials"

DOI: 10.1080/00914037.2019.1695204

Abstract: Abstract Smart hydrogels comprising carboxymethyl guar gum and polyvinyl alcohol (CMGG/PVA) were fabricated using tetraethyl orthosilicate as crosslinker. The hydrogels were subjected to nonthermal plasma (NTP) treatment using nitrogen and ammonia mixture. An improvement in… read more here.

Keywords: guar gum; carboxymethyl guar; nitrogen ammonia; plasma ... See more keywords
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Incremental Value of Left Ventricular Mechanical Dyssynchrony Assessment by Nitrogen-13 Ammonia ECG-Gated PET in Patients With Coronary Artery Disease

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Published in 2021 at "Frontiers in Cardiovascular Medicine"

DOI: 10.3389/fcvm.2021.719565

Abstract: Background: Phase analysis is a technique used to assess left ventricular mechanical dyssynchrony (LVMD) in nuclear myocardial imaging. Previous studies have found an association between LVMD and myocardial ischemia. We aim to assess the potential… read more here.

Keywords: ammonia ecg; nitrogen ammonia; group; value ... See more keywords