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  1. Article

    Open Access

    Location-Specific Microstructure Characterization Within AM Bench 2022 Laser Tracks on Bare Nickel Alloy 718 Plates

    Additive manufacturing of metal alloys produces microstructures that are typically very different from those produced by more traditional manufacturing approaches. Computer simulations are useful for connectin...

    L. E. Levine, M. E. Williams, M. R. Stoudt… in Integrating Materials and Manufacturing In… (2024)

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  2. No Access

    Article

    Location-Specific Microstructure Characterization Within IN625 Additive Manufacturing Benchmark Test Artifacts

    Additive manufacturing (AM) of alloys creates segregated microstructures with significant differences from those of traditional wrought alloys. Understanding how the local build conditions generate specific mi...

    M. R. Stoudt, M. E. Williams, L. E. Levine… in Integrating Materials and Manufacturing In… (2020)

  3. No Access

    Article

    Solidification of Ni-Re Peritectic Alloys

    Differential thermal analysis (DTA) and microstructural and microprobe measurements of DTA and as-cast Ni-Re alloys with compositions between 0.20 and 0.44 mass fraction Re provide information to resolve diffe...

    W. J. Boettinger, D. E. Newbury… in Metallurgical and Materials Transactions A (2019)

  4. Article

    The Influence of Annealing Temperature and Time on the Formation of δ-Phase in Additively-Manufactured Inconel 625

    This research evaluated the kinetics of δ-phase growth in laser powder bed additively-manufactured (AM) Inconel 625 during post-build stress-relief heat treatments. The temperatures ranged between 650 °C and 1050...

    M. R. Stoudt, E. A. Lass, D. S. Ng… in Metallurgical and Materials Transactions A (2018)

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  5. No Access

    Article

    Interdiffusion in the Ni-Re System: Evaluation of Uncertainties

    Diffusion couple experiments between Ni and Re at 1200 and 1350 °C were performed. These experiments established the limits of the two-phase FCC + HCP region. No intermediate phase was observed at these temper...

    W. J. Boettinger, M. E. Williams, K.-W. Moon… in Journal of Phase Equilibria and Diffusion (2017)

  6. Article

    Open Access

    An approach for the identification of exemplar sites for scaling up targeted field observations of benthic biogeochemistry in heterogeneous environments

    Continental shelf sediments are globally important for biogeochemical activity. Quantification of shelf-scale stocks and fluxes of carbon and nutrients requires the extrapolation of observations made at limite...

    C. E. L. Thompson, B. Silburn, M. E. Williams, T. Hull, D. Sivyer… in Biogeochemistry (2017)

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  7. Article

    Open Access

    Outcome with lenalidomide plus dexamethasone followed by early autologous stem cell transplantation in patients with newly diagnosed multiple myeloma on the ECOG-ACRIN E4A03 randomized clinical trial: long-term follow-up

    In Eastern Cooperative Oncology Group-ACRIN E4A03, on completion of four cycles of therapy, newly diagnosed multiple myeloma patients had the option of proceeding to autologous peripheral blood stem cell trans...

    N Biran, S Jacobus, D H Vesole, N S Callander, R Fonseca… in Blood Cancer Journal (2016)

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  8. Article

    Diffusion in FCC Co-rich Co-Al-W Alloys at 900 and 1000 °C

    Diffusion couple experiments between various Co-rich face centered cubic (FCC) alloys in the Co-W-Al ternary system have been conducted at 900 and 1000 °C. Diffusion coefficients have been extracted for the Co...

    K. -W. Moon, C. E. Campbell, M. E. Williams… in Journal of Phase Equilibria and Diffusion (2016)

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  9. Article

    Open Access

    Combinatorial drug screening identifies synergistic co-targeting of Bruton’s tyrosine kinase and the proteasome in mantle cell lymphoma

    M Axelrod, Z Ou, L K Brett, L Zhang, E R Lopez, A T Tamayo, V Gordon, R J Ford… in Leukemia (2014)

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  10. No Access

    Article

    Effect of current density and electrolyte concentration on hillock growth from pure bright Sn electrodeposits

    The effect of current density and Sn methane sulfonate concentration on hillock density, columnar grain size, crystallographic texture, and residual stress of bright Sn electrodeposits is measured. Correlation...

    K.-W. Moon, S.-K. Kim, M. E. Williams… in Journal of Applied Electrochemistry (2010)

  11. No Access

    Article

    Equi-Axed Grain Formation in Electrodeposited Sn-Bi

    Sn is widely used as a coating in the electronics industry because it provides excellent solderability, ductility, electrical conductivity, and corrosion resistance. However, Sn whiskers have been observed to ...

    E. Sandnes, M.E. Williams, M.D. Vaudin, G.R. Stafford in Journal of Electronic Materials (2008)

  12. No Access

    Article

    Hillock and Whisker Growth on Sn and SnCu Electrodeposits on a Substrate Not Forming Interfacial Intermetallic Compounds

    Intermetallic compound (IMC) formation at the interface between the tin (Sn) plating and the copper (Cu) substrate of electronic components has been thought to produce compressive stress in Sn electrodeposits ...

    M.E. Williams, K.-W. Moon, W.J. Boettinger, D. Josell… in Journal of Electronic Materials (2007)

  13. No Access

    Article

    Observed correlation of Sn oxide film to Sn whisker growth in Sn-Cu electrodeposit for Pb-free solders

    Localized cracking of surface oxide has been proposed as a necessary step in the nucleation of Sn whiskers in Sn electrodeposited films. To evaluate the effects of the oxide film on Sn whisker growth, a bright...

    K. -W. Moon, C. E. Johnson, M. E. Williams, O. Kongstein… in Journal of Electronic Materials (2005)

  14. No Access

    Article

    Electron backscattered diffraction and energy dispersive X-ray spectroscopy study of the phase NiSn4

    Electron backscattered diffraction (EBSD) and energy dispersive X-ray spectroscopy (EDS) have been performed on a plate-shaped phase formed through the reaction of Sn and Ni. The phase is formed during extende...

    W. J. Boettinger, M. D. Vaudin, M. E. Williams… in Journal of Electronic Materials (2003)

  15. No Access

    Article

    Moving the pulsed heating technique beyond monolithic specimens: Experiments with coated wires

    Pulsed heating experiments that measure high-temperature thermophysical properties using pyrometric measurement of the temperature–time history of metal specimens rapidly heated by passage of electric current ...

    D. Josell, D. Basak, J. L. McClure, U. R. Kattner… in Journal of Materials Research (2001)

  16. Article

    The routine use of diagnostic laparoscopy in the intensive care unit

    Background: Delay in the diagnosis of intraabdominal pathology is a major contributor to the morbidity and mortality of intensive care unit (ICU) patients. Laparoscopy is a valuable diagnostic tool that can be...

    A.P. Pecoraro, R.N. Cacchione, P. Sayad, M.E. Williams, G.S. Ferzli in Surgical Endoscopy (2001)

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  17. No Access

    Article

    Alpha case thickness modeling in investment castings

    The alpha case thickness at the surface of a Ti-6Al-4V (wt pct) step wedge investment casting has been measured and successfully predicted. The prediction uses temperature-time results obtained from a heat flo...

    W. J. Boettinger, M. E. Williams… in Metallurgical and Materials Transactions B (2000)

  18. No Access

    Article

    Can synchronous spawning be predicted from environmental parameters? A case study of the lugworm Arenicola marina

    The annual epidemic spawning period of a Scottish population of Arenicola marina (L.) has been recorded over a period of 13 yr. This population spawns between mid-October and mid-November in a discrete spawning ...

    G. J. Watson, M. E. Williams, M. G. Bentley in Marine Biology (2000)

  19. No Access

    Article

    Assignment of human genes for β2 and β4 subunits of voltage-dependent Ca2+ channels to chromosomes 10p12 and 2q22-q23

    We have used human β2 and β4 cDNA probes to map the genes encoding two isoforms of the regulatory β subunit of voltage-activated Ca2+ channels, viz. CACNB2 (β2) and CACNB4 (β4), to human chromosomes 10p12 and 2q...

    S. Taviaux, M. E. Williams, M. M. Harpold, J. Nargeot, P. Lory in Human Genetics (1997)

  20. No Access

    Article

    Evolution of the two-phase microstructure L12 + DO22 in near-eutectoid Ni3(Al,V) alloy

    Transmission electron microscopy and powder x-ray diffraction methods have been used to investigate the evolution of two-phase (L12 + DO22) microstructures from the quenched fcc phase of the Ni-5Al-20V (at. %) al...

    L. A. Bendersky, F. S. Biancaniello, M. E. Williams in Journal of Materials Research (1994)

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