Imaging and Analytical Modes

• TEM and STEM mode bright field and dark field imaging
• High angle annular dark field (HAADF) imaging in STEM mode
• 3D tomographic imaging
• Nanoscale crystal structure analysis
• Nanoscale elemental mapping and composition analysis

Additional Capabilities

• Dual SDD EDS detectors for fast data acquisition
• App5 tomography software for 3D imaging
• Protochips liquid cell Poseidon™ holder: In-situ liquid cell allows for S/TEM analysis of samples in liquid, heating up to 100° C, mixing of up to two liquids.
• Protochips atmospheric holder: In-situ gas reaction cell provides
• S/TEM analysis of samples in gas, heating up to 1000° C, gas pressures up to 1 atm, up to two different gases. For more information on our specialized Protochips holder, you can go to the Protochips webpage.
• Electrochemistry cell with Gamry Reference 600+ potentiostat

Uses and Applications

• High-resolution imaging up to sub-nanometer scale

          PtNi Nanocluster             Carbon Nanotubes           Bright & Dark Field Images of Au Nanoparticles

• Lattice resolution imaging for crystalline materials

            Si(111) wafer                                         Cr crystallite on MgH2

• Crystal structure and defect analysis using diffraction techniques

EDS map and TEM image of SiO2 coated Fe Nanocubes         MgH2 nanocatalyst

• Elemental analysis and mapping of nanoscale features

Recent Publications

1. Scarpulla, M. A.; McCandless, B.; Phillips, A. B.; Yan, Y.; Heben, M. J.; Wolden, C.; Xiong, G.; Metzger, W. K.; Mao, D.; Krasikov, D.; et al. CdTe-based thin film photovoltaics: Recent advances, current challenges and future prospects, Sol. Energy Mater., 2023, 255, 112289.
2. Brindle, J., Nigra, M.M. Compensation Effect Exhibitied by Gold Bimetallic Nanoparticles during CO Oxidation, ACS Omega; 2021, 6, 24269-24279.
3. Khurana, N., Yathavan, B., Jedrzkiewicz, J., Gill, A.S., Pulsipher, A., Alt, J.A., Ghandehari, H., Vascular Permeability in Chronic Rhinosinusitis Enhances Accumulation and Retention of Nanoscale Pegylated Liposomes, Nanomedicine; 2021, 38, 102453.
4. Kouraytem, N., Varga, J., Amin-Ahmadi, B., Mirmohammad, H., Chanut, R.A., Spear, A.D., Kingstedt, O.T.A Recrystallization Heat-Treatment to Reduce Deformation Anisotropy of Additively Manufactured Inconel 718 , Mayter. Des.; 2021, 198, 109228.
5. Cooke, J.; Ghadbeigi, L.; Sun, R.; Battacharyya, A.; Wang, Y.; Scarpulla, M.A.; Krishnamoorthy, S.; Sensale-Rodriguez; B. Synthesis and Characterization of Large‐Area Nanometer‐Thin β‐Ga₂O₃ Films from Oxide Printing of Liquid Metal Gallium Phys. Status Solidi A 2020, 217, 1901007
6. Malik, H.; Sarkar, S.; Mohanty, S.; Carlson, K. Modelling and Synthesis of Magnéli Phases in Ordered Titanium Oxide Nanotubes with Preserved Morphology Sci. Rep.  2020, 10, 8050
7. Lim, K.; Macazo, F.C.; Scholes, C.; Chen, H.; Sumampong, K.; Minteer, S.D. Elucidating the Mechanism Behind the Bionanomanufacturing of Gold Nanoparticles Using Bacillus Subtilis ACS Appl. Bio Mater. 2020, 3, 3859 - 3867
8. Robinson, D.A.; White, H.S. Electrochemical Synthesis of Individual Core@Shell and Hollow Ag/Ag₂S Nanoparticles,  Nano Lett.  2019, 19, 5612-5619
9. Magginetti, D.J.; Aguiar, J.A.; Winger, J.W.; Scarpulla, M.A.; Pourshaban, E.; Yoon, H.P. Water‐Assisted Liftoff of Polycrystalline CdS/CdTe Thin Films Using Heterogeneous Interfacial Engineering Adv. Mater. Interfaces  2019, 6, 1900300