• Atomically resolved EDS mapping on strontium titanate

    The maps were acquired along the [001] zone axis of SrTiO3 crystal showing the atomic sites of Sr (purple) and Ti (green).

  • Li-Jen Yu, “Doodle Drawing by an Alloy”

    A recolored STEM image of dislocation loops and defects in an irradiated Ni-Cr alloy. Runners-up winners in image contest 2020.

JEOL 2100 Probe-Corrected Analytical Electron Microscope

Applications

  • Aberration-corrected STEM imaging for atomic structures
  • Elemental mapping with EDS
  • EELS/EFTEM for elemental mapping and thickness measurements

Contact

Tao Ma

Location

Room G032 

Acknowledgments

Publications, presentations, and posters resulting from work on this instrument should state: “The authors acknowledge the financial support of the University of Michigan College of Engineering and NSF grant #DMR-0723032, and technical support from the Michigan Center for Materials Characterization.

Specifications

  • Accelerating Voltage: 100 and 200 kV
  • Filament: Zirconated Tungsten (100) thermal field emission tip
  • Vacuum
    • Gun ~1.0 x 10-9 torr
    • Column ~1.0 x 10-7 torr
  • Resolution
    • CTEM 0.10 nm lattice / 0.0.19 nm point-to-point
    • STEM 0.10 nm Cs-Corrected HAADF (high angle annular dark field)
  • XEDS System
    • Horizontal Ultra-thin Window Si-Li X-ray detector (active area = 30 mm2) capable of detecting elements with Z >5.
    • EDAX r-TEM Detector with EDAX acquisition software
  • EELS System
    • Gatan #863 Tridiem Imaging Filter (GIF) for electron energy loss spectroscopy and imaging.
  • Image Acquisition & Analysis System
    • Gatan Ultrascan 1000 CCD TV camera (Post GIF)
  • Compatible sample Holders
    • JEOL Single-Tilt Stage
    • JEOL Double-Tilt Analytical Stage
    • Gatan #646 Double-Tilt (x=±35 degrees, y=±35 degrees) Low Background (Be) Stage with Faraday cup.
    • Gatan #636 Double-Tilt (x=±35 degrees, y=±35 degrees) Low Background (Be) Liquid-Nitrogen Stage.
    • Gatan #652 Heating Holder with a maximum operating temperature of 1000 degrees Celsius.
  • Other Accessories
    • Free lens control, fully independent control of all lenses.
    • TEMCon PC control software.

References

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  2. Predicting Structural Material Degradation in Advanced Nuclear Reactors with Ion Irradiation, S. Taller, G. VanCoevering, B.D. Wirth, G.S. Was, Scientific Reports, 11, 2949, 2021
  3. Using Interaction of Nano Dipoles to Control the Growth of Nanorods, Y. Tang, S.M. Premathilaka, T. Weeraddana, S.R. Kandel, Z. Jiang, C.P. Neupane, H. Xi, W. Wan, L. Sun, J. Phys. Chem. Lett., 12, 1, 232-237, 2021
  4. Hierarchical Microstructures and Deformation Behavior of Laser Direct-Metal-Deposited Cu-Fe Alloys, A. Chatterjee, E. Sprague, J. Mazumder, A. Misra, Materials Science and Engineering A, 802, 140659, 2021
  5. Deformation Behavior of Nanoscale Al–Al2Cu Eutectics Studied by in situ Micropillar Compression, S.J. Wang, D.Y. Xie, J. Wang, A. Misra, Materials Science and Engineering A, 800, 140311, 2021
  6. Fast Organic Vapor Phase Deposition of Thin Films in Light-Emitting Diodes, B. Qu, K. Ding, S. Hou, S. Morris, M. Shtein, S.R. Forrest, ACS Nano, 14(10) , 14157-14163, 2020
  7. Microstructural Characterization of Cold-Worked 316 Stainless Steel Flux Thimble Tubes Irradiated up to 100 dpa in a Commercial Pressurized Water Reactor, M. Song, K.G. Field, R.M. Cox, G.S. Was, Journal of Nuclear Materials, 541, 152400, 2020
  8. Understanding Bubble and Void Nucleation in Dual Ion Irradiated T91 Steel using Single Parameter Experiments, S. Taller, G.S. Was, Acta Materialia, 198, 47-60, 2020
  9. Microstructural Responses of Alloy 625 and Alloy 625 Plus Under Ion and Proton Irradiations, L-J. Yu, E.A. Marquis, JOM, 72, 8, 2020
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  15. Emulation of Fast Reactor Irradiated T91 using Dual Ion Beam Irradiation, S. Taller, Z. Jiao, K. Field, G.S. Was, Journal of Nuclear Materials, 527, 151831, 2019 
  16. Diverse Nanoassemblies of Graphene Quantum Dots and Their Mineralogical Counterparts, N.A. Kotov, Z-b. Qu, W-J. Feng, Y. Wang, F. Romanenko, Angewandte Chemie, 58, 2-11, 2019 
  17. Protection of GaInP2 Photocathodes by Direct Photoelectrodeposition of MoSx Thin Films, M. Lancaster, R. Mow, J. Liu, Q. Cheek, M.M. Macinnes, M.M. Al-Jassim, T.G. Deutsch, J.L. Young, S. Maldonado, ACS Applied Materials & Interfaces, 11(28), 25115-25122, 2019
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  21. Dual Ion Irradiation of Commercial and Advanced Alloys: Evaluating Microstructural Resistance for High Dose Core Internals, C.R. Lear, M. Song, M. Wang, G.S. Was, Journal of Nuclear Materials, 516, 125-134, 2019
  22. Interfacial Reactions of Titanium/Gold Ohmic Contacts with Sn-Doped β-Ga2O3, M. Lee, R.L. Peterson, APL Materials, 7(2), 022524, 2019
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  24. Annealing Induced Interfacial Evolution of Titanium/Gold Metallization on Unintentionally Doped β-Ga2O3, M. Lee, R.L. Peterson, ECS Journal of Solid State Science and Technology, 8(7), Q3176-Q3179, 2019
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  26. Radiation Tolerance of Commercial and Advanced Alloys for Core Internals: A Comprehensive Microstructural Characterization, M. Song, C.R. Lear, C.M. Parish, M. Wang, G.S. Was, Journal of Nuclear Materials, 510, 396-413, 2018
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  28. The Influence of Carbon on Cavity Evolution in Ion-Irradiated Ferritic-Martensitic Steels, A.M. Monterrosa, D. Woodley, Z. Jiao, G.S. Was, Journal of Nuclear Materials, 509, 722-735, 2018
  29. Surface-Reactive Patchy Nanoparticles and Nanodiscs Prepared by Tandem Nanoprecipitation and Internal Phase Separation, D. Varadharajan, H. Turgut, J. Lahann, H. Yabu, G. Delaittre, Advanced Functional Materials, 28(39), 1800846, 2018
  30. Particle Growth in an Isoprene-Rich Forest: Influences of Urban, Wildfire, and Biogenic Air Masses, M.J. Gunsch, S.A. Schmidt, D.J. Gardner, A.L. Bondy, N.W. May, S.B. Bertman, K.A. Pratt, A.P. Ault, Atmospheric Environment, 178, 255-264, 2018
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  34. Probing Long-Range Ordering in Nickel-Base Alloys with Proton Irradiation, M. Song, Y. Yang, M. Wang, W. Kuang, C.R. Lear, G.S. Was, Acta Materialia, 156, 446-462, 2018
  35. Use of Nitrogen-Containing Carbon Supports to Control the Acidity of Supported Heteropolyacid Model Catalysts, X. Zhao, X. Li, J. Chen, M.A. Barteau, Industrial and Engineering Chemistry Research, 57(42), 13999-14010, 2018
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  37. The Effect of Cold Rolling on Grain Boundary Structure and Stress Corrosion Cracking Susceptibility of Twins in Alloy 690 in Simulated PWR Primary Water Environment, W. Kuang, G.S. Was, C. Miller, M. Kaufman, T. Alam, B. Gwalani, R. Banerjee, Corrosion Science, 130, 126-137, 2018
  38. Multi-Building Block Janus Synthesized by Seed-Mediated Self-Assembly for Enhanced Photothermal Effects and Colored Brownian Motion in an Optical Trap, K. Sansanaphongpricha, M.C. DeSantis, H.W. Chen, W. Cheng, K. Sun, B. Wen, D.X. Sun, Small, 13(6), 1602569, 2017
  39. Assembly of Mesoscale Helices with Near-Unity Enantiomeric Excess and Light-Matter Interactions for Chiral Semiconductors, W. Feng, J. Kim, X. Wang, H.A. Calcaterra, Z. Qu, L. Meshi, N.A. Kotov, Science Advances, 3, 1601159, 2017
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  42. Structural Differences between Capped GaSb Nanostructures Grown by Stranski-Krastanov and Droplet Epitaxy Growth Modes, M. DeJarld, L. Yan, M. Luengo-Kovac, V. Sih, J. Millunchick, Journal of Applied Physics, 121(3), 34301, 2017
  43. Droplet Induced Compositional Inhomogeneities in GaAsBi, C. Ryan Tait, Lifan Yan, and J.M. Millunchick, Applied Physics Letters, 111(4), 42105, 2017
  44. Enhanced Photocatalytic Hydrogen Generation of Nano-Sized Mesoporous InNbO4 Crystals Synthesized via a Polyacrylamide Gel Route, M. Zhou, X.T. Zu, K. Sun, W. Liu, X. Xiang, Chemical Engineering Journal, 313, 99-108, 2017
  45. Characterization of M2X formed during 5 MeV Fe2+ Irradiation, E. Getto, K. Sun, G. Was, Journal of Nuclear Materials, 485, 154-158, 2017
  46. The Effect of Injected Interstitials on Void Formation in Self-Ion Irradiated Nickel Containing Concentrated Solid Solution Alloys, T. Yang, C. Lu, K. Jin, Y. Zhang, H. Bei, L. Wang, Journal of Nuclear Materials, 488, 328-337, 2017
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  49. The Co-Evolution of Microstructure Features in Self-Ion Irradiated HT9 at Very High Damage Levels, E. Getto, G. Vancoevering, G.S. Was, Journal of Nuclear Materials, 484, 193-208, 2017
  50. Engineering the Optical and Catalytic Properties of Co-Catalyst/Semiconductor Photocatalysts, P.A. Hernley, S.A. Chavez, J.P. Quinn, S. Linic, ACS Photonics, 4, 979-985, 2017
  51. The Oxidation of Alloy 690 in Simulated Pressurized Water Reactor Primary Water, W. Kuang, M. Song, P. Wang, G.S. Was, Corrosion Science, 126, 227-237, 2017
  52. Direct Observation of Hydrogenation and Dehydrogenation of a Zirconium Alloy, H.H. Shen, X.T. Zu, B. Chen, C.Q. Huang, K. Sun, Journal of Alloys and Compounds, 659, 23-30, 2016
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  54. Pd-W Alloy Electrocatalysts and their Catalytic Property for Oxygen Reduction, Y. Dai, P. Yu, Q. Huang, K. Sun, Fuel Cells, 16(2), 165-169, 2016
  55. Enhanced Emission from Single Isolated Gold Quantum Dots Investigated using Two-Photon-Excited Fluorescence Near-Field Scanning Optical Microscopy, N. Abeyasinghe, S. Kumar, K. Sun, J. F. Mansfield, R. Jin, T. Goodson III, Journal of American Chemical Society, 138(50), 16299-16307, 2016
  56. Kinetic Trapping of Immisicible Metal Atoms into Bimetallic Nanoparticles through Plasmonic Visible Light-Mediated Reduction of a Bimetallic Oxide Precursor: Case Study of Ag-Pt Nanoparticle Synthesis, U. Aslam, S. Linic, Chemistry of Materials, 28(22), 8289-8295, 2016
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  61. On the Early Stages of Precipitation in Dilute Mg-Nd Alloys, A.R. Natarajan, E.A. Solomon, B. Puchala, E.A. Marquis, A. Van der Ven, Acta Materialia, 2016
  62. Towards an Understanding of Tensile Deformation in Ti-Based Bulk Metallic Glass Matrix Composites with BCC Dendrites, J. Kolodziejska, H. Kozachkov, K. Kranjc, A.H. Hunter, E.A. Marquis, K. Flores, W. Johnson, D. Hofmann, Scientific Reports, 2016
  63. Engineering Complex, Layered Metal Oxides: High Performance Nickelate Nanostructures for Surface Oxygen Exchange and Reduction, J. Ma, X. Carneiro, K. Gu, H. Qin, H. L. Xin, K. Sun, E. Nikolla, ACS Catalysis, 5, 4013-4019, 2015
  64. High-Quality II-VI Films Grown on Amorphous Substrates Using Tunable Tetradymite Templates, A. Stoica, L. Endicott, H.H. Shen, W. Liu, K. Sun, C. Uher, R. Clarke, Applied Physics Letters, 105(22),  221606, 2014
  65. Ordered Horizontal Sb2Te3 Nanowires Induced by Femtosecond Lasers, W. Li, V.A. Stoica, K. Sun, W. Liu, L. Endicott, J. Walrath, Y.H. Lin, K.P. Pipe, R. Goldman, C. Uher, R. Clarke, Applied Physics Letters, 105(20), 201904, 2014
  66. Origins of Interlayer Formation and Misfit Dislocation Displacement in the Vicinity of InAs/GaAs Quantum Dots, S. Huang, S.J. Kim, X.Q. Pan, and R.S. Goldman, Applied Physics Letters, 105, 032107, 2014
  67. Direct Fabrication of Graphene on SiO2 Enabled by Thin Film Stress Engineering, D.Q. McNerny, B. Viswanath, D. Copic, F.R. Laye, C. Prohoda, A.C. Brieland-Shoultz, E.S. Polsen, N.T. Dee, V.S. Veerasamy, A.J. Hart, Scientific Reports, 4, 5049, 2014