A simple method to clean ligand contamination on TEM grids

Ultramicroscopy - Tập 221 - Trang 113195 - 2021
Chen Li1, Adrian Pedrazo Tardajos1, Da Wang1, Daniel Choukroun2, Kevin Van Daele2, Tom Breugelmans2, Sara Bals1
1Electron microscopy for Materials research (EMAT), University of Antwerp, Groenenborgerlaan 171, 2020 Antwerpen, Belgium
2Applied Electrochemistry & Catalysis (ELCAT), University of Antwerp, Universiteitsplein 1, 2610, Wilrijk, Belgium

Tài liệu tham khảo

Boles, 2016, The surface science of nanocrystals, Nat. Mater., 15, 141, 10.1038/nmat4526 Heuer-Jungemann, 2019, The role of ligands in the chemical synthesis and applications of inorganic nanoparticles, Chem. Rev., 119, 4819, 10.1021/acs.chemrev.8b00733 Horiuchi, 2009, Contamination-free transmission electron microscopy for high-resolution carbon elemental mapping of polymers, ACS Nano, 3, 1297, 10.1021/nn9001598 Dyck, 2018, Mitigating e-beam-induced hydrocarbon deposition on graphene for atomic-scale scanning transmission electron microscopy studies, J. Vacuum Sci. Technol. B, Nanotechnol. Microelectron., 36 Huth, 2012, Focused electron beam induced deposition: a perspective, Beilstein J. Nanotechnol., 3, 597, 10.3762/bjnano.3.70 van Dorp, 2008, A critical literature review of focused electron beam induced deposition, J. Appl. Phys., 104, 081301, 10.1063/1.2977587 Mitchell, 2015, Contamination mitigation strategies for scanning transmission electron microscopy, Micron, 73, 36, 10.1016/j.micron.2015.03.013 McGilvery, 2012, Contamination of holey/lacey carbon films in STEM, Micron, 43, 450, 10.1016/j.micron.2011.10.026 Isabell, 2002, Plasma cleaning and its applications for electron microscopy, Microsc. Microanal., 5, 126, 10.1017/S1431927699000094 Griffiths, 2010, Quantification of carbon contamination under electron beam irradiation in a scanning transmission electron microscope and its suppression by plasma cleaning, J. Phys., 241 Zaluzec, 1997, Reactive gas plasma specimen processing for use in microanalysis and imaging in analytical electron microscopy Egerton, 2004, Radiation damage in the TEM and SEM, Micron., 35, 399, 10.1016/j.micron.2004.02.003 Algara-Siller, 2014, Dry-cleaning of graphene, Appl. Phys. Lett., 104, 10.1063/1.4871997 Hren, 1986, Barriers to AEM: contamination and etching, 353 Soong, 2012, Contamination cleaning of TEM/SEM samples with the ZONE cleaner, Micros. Today, 20, 44, 10.1017/S1551929512000752 Hoyle, 2011, UV treatment of TEM/STEM samples for reduced hydrocarbon contamination, Microsc. Microanal., 17, 1026, 10.1017/S1431927611006003 Leuthner, 2019, Scanning transmission electron microscopy under controlled low-pressure atmospheres, Ultramicroscopy, 203, 76, 10.1016/j.ultramic.2019.02.002 Li, 2017, Understanding individual defects in CdTe thin-film solar cells via STEM: from atomic structure to electrical activity, Mater. Sci. Semicond. Process., 65, 64, 10.1016/j.mssp.2016.06.017 Li, 2016, Column-by-column observation of dislocation motion in CdTe: dynamic scanning transmission electron microscopy, Appl. Phys. Lett., 109 Osowiecki, 2018, Tailoring morphology of Cu–Ag nanocrescents and core–shell nanocrystals guided by a thermodynamic model, J. Am. Chem. Soc., 140, 8569, 10.1021/jacs.8b04558 Li, 2017, Tuning Sn-catalysis for electrochemical reduction of CO2 to CO via the core/shell Cu/SnO2 structure, J. Am. Chem. Soc., 139, 4290, 10.1021/jacs.7b00261 Shen, 2017, Purification technologies for colloidal nanocrystals, Chem. Commun., 53, 827, 10.1039/C6CC07998A Glaria, 2014, Deciphering ligands’ interaction with Cu and Cu2O nanocrystal surfaces by NMR solution tools, Chem. Eur. J., 21, 1169, 10.1002/chem.201403835 Pankhurst, 2020, Metal–ligand bond strength determines the fate of organic ligands on the catalyst surface during the electrochemical CO2 reduction reaction, Chem. Sci., 11, 9296, 10.1039/D0SC03061A Reichardt, 2004 González-Rubio, 2020, Micelle-directed chiral seeded growth on anisotropic gold nanocrystals, Science, 368, 1472, 10.1126/science.aba0980 Mulder, 2020, Developing lattice matched ZnMgSe shells on InZnP quantum dots for phosphor applications, ACS Appl. Nano Mater., 3, 3859, 10.1021/acsanm.0c00583 Leemans, 2020, Near-edge ligand stripping and robust radiative exciton recombination in CdSe/CdS core/crown nanoplatelets, J. Phys. Chem. Lett., 11, 3339, 10.1021/acs.jpclett.0c00870 Akkerman, 2019, Ultrathin orthorhombic PbS nanosheets, Chem. Mater., 31, 8145, 10.1021/acs.chemmater.9b02914 Cambré, 2015, Chirality-dependent densities of carbon nanotubes by in situ 2D fluorescence-excitation and Raman characterisation in a density gradient after ultracentrifugation, Nanoscale, 7, 20015, 10.1039/C5NR06020F