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Category: Nanomaterial Synthesis

Atom-by-atom imaging of moiré transformations in 2D transition metal dichalcogenides

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Tuesday publication update! With this newest published research atomic-scale mechanisms were observed on 2D materials using our #FusionAX system! The authors imaged, atom-by-atom, the thermally induced structural evolution of twisted bilayer transition metal dichalcogenides using in situ transmission electron microscopy. The authors used short 0.5-s heat pulses from 100° to 1000°C and took STEM images … Read More

Stress-induced ordering evolution of 1D segmented heteronanostructures and their chemical post-transformations

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Tuesday publication update! This latest research, published in #NatureCommunications is looking at the transformation of one-dimensional (1D) materials in liquid using our #PoseidonAx system! Developping a versatile, and controlled synthetic method for these materials has long been a challenge, and can now be observed in real time and at the nanoscale. The structural evolution of … Read More

An In Situ TEM Study of the Influence of Water Vapor on Reduction of Nickel Phyllosilicate – Retarded Growth of Metal Nanoparticles at Higher Rates

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Tuesday publication update! Would you like to be able to observe a catalyst’s synthesis behavior under a water vapor? In this newest research by Savannah Turner, Nienke Visser, Remco Dalebout, Petra de Jongh and Krijn de Jong published in #Small, the researchers from #UtrechtUniversity looked at the role of water vapor on nickel based catalyst … Read More

Visualization of the structural transformation of NiO/YSZ/BZY nanocomposite particles using in situ gas environmental transmission electron microscopy

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Additional Friday Publication Post! This latest research using the #AtmosphereAX System visualizes the structural transformation of NiO/YSZ/BZY nanocomposite particles during the hydrogen reduction reaction with in situ gas electron microscopy! This study shows the behavior of nanocomposite particles, used as cermet anodes, at the atomic level, at 1 atmosphere H2, and at high temperature. At … Read More

Synthesis of core@shell catalysts guided by Tammann temperature

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Tuesday publication update! In this most recent publication in #NatureCommunications the authors were looking at the synthesis of core@shell catalysts using the Tammann temperature using the #AtmosphereAX system. ️This new approach in catalyst design enabling the authors to use the strong metal-support interactions in a generalized manner. Through real-time monitoring via in situ microscopy and … Read More

In situ TEM studies of relaxation dynamics and crystal nucleation in thin film nanoglasses

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Tuesday publication update! In this recent publication, the #FusionAX system was used to directly observe crystallization processes at glass-glass interfaces in sputtered CuZr thin film nanoglasses. The authors utilizing in situ heating experiments combined with other interesting techniques such as nanobeam diffraction patterns (NBDP) and electron correlation microscopy (ECM). This powerful combination allowed them to … Read More

Unraveling and leveraging in situ surface amorphization for enhanced hydrogen evolution reaction in alkaline media

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An additional Friday publication update! Are you interested in doing hydrogen evolution reactions using in situ liquid cell electron microscopy? In this newest publication in Nature Communications the authors looked at the surface amorphization in alkaline media! In this latest work the authors infused a trace of Ru (0.81 wt.%) into NiPS3 nanosheets, and witnessed … Read More

In situ atomic-scale observation of oxygen-driven core-shell formation in Pt3Co nanoparticles

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Tuesday publication update! Oxygen reduction reactions are of particular interest in research to fuel cell cathodes. In this paper, the catalytic performance of platinum alloy nanoparticles is investigated using the #AtmosphereAX system at atomic resultion in an electron microscope. Initial segregation of a thin platinum, rather than cobalt oxide, surface layer is observed while the … Read More

Attachment of iron oxide nanoparticles to carbon nanofibers studies by in situ liquid phase transmission electron microscopy

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In this publication from the #UniversityUtrecht and #UniversitéeParisCité the authors have looked at the fabrication of Fischer-Tropsch catalysts using the #PoseidonAX system. Iron oxide nanoparticles were flown through the tubings of the liquid cell holder and then subsequently attached to carbon nanofibers. The differences between oxidized and pristine carbon nanofibers was investigated, and it was … Read More

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