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Christopher O'Brien
Christopher O'Brien
Senior Member of Technical Staff
Verified email at sandia.gov - Homepage
Title
Cited by
Cited by
Year
Grain boundary phase transformations in PtAu and relevance to thermal stabilization of bulk nanocrystalline metals
CJ O’Brien, CM Barr, PM Price, K Hattar, SM Foiles
Journal of Materials Science 53 (4), 2911-2927, 2018
802018
Free energies of (Co, Fe, Ni, Zn) Fe2O4 spinels and oxides in water at high temperatures and pressure from density functional theory: results for stoichiometric NiO and NiFe2O4 …
CJ O’Brien, Z Rák, DW Brenner
Journal of Physics: Condensed Matter 25 (44), 445008, 2013
652013
A Rapid-Response, High-Sensitivity Nanophase Humidity Sensor for Respiratory Monitoring
AK Kalkan, H Li, CJ O'Brien, SJ Fonash
IEEE Electron Device Letters 25 (8), 526-528, 2004
432004
Energy conserving orientational force for determining grain boundary mobility
F Ulomek, CJ O'Brien, SM Foiles, V Mohles
Modelling and Simulation in Materials Science and Engineering 23 (2), 025007, 2015
412015
Calculated stability and structure of nickel ferrite crystal surfaces in hydrothermal environments
CJ O’Brien, Z Rák, DW Brenner
The Journal of Physical Chemistry C 118 (10), 5414-5423, 2014
382014
New nanoscale toughening mechanisms mitigate embrittlement in binary nanocrystalline alloys
NM Heckman, SM Foiles, CJ O'Brien, M Chandross, CM Barr, N Argibay, ...
Nanoscale 10 (45), 21231-21243, 2018
362018
Exploration of the mechanisms of temperature-dependent grain boundary mobility: search for the common origin of ultrafast grain boundary motion
CJ O'Brien, SM Foiles
Journal of Materials Science 51 (14), 6607-6623, 2016
332016
Fatigue stress concentration and notch sensitivity in nanocrystalline metals
TA Furnish, BL Boyce, JA Sharon, CJ O’Brien, BG Clark, CL Arrington, ...
Journal of Materials Research 31 (6), 740-752, 2016
222016
First-principles investigation of boron defects in nickel ferrite spinel
Z Rák, CJ O’Brien, DW Brenner
Journal of Nuclear Materials 452 (1-3), 446-452, 2014
192014
Hydrogen segregation to inclined twin grain boundaries in nickel
CJ O’Brien, SM Foiles
Philosophical Magazine 96 (26), 2808-2828, 2016
182016
Misoriented grain boundaries vicinal to the twin in nickel Part I: thermodynamics & temperature-dependent structure
CJ O’Brien, DL Medlin, SM Foiles
Philosophical Magazine 96 (13), 1285-1304, 2016
172016
Misoriented grain boundaries vicinal to the (111)⟨ 11Ż 0⟩ twin in Nickel part II: thermodynamics of hydrogen segregation
CJ O’Brien, SM Foiles
Philosophical Magazine 96 (14), 1463-1484, 2016
132016
First principles calculations predict stable 50 nm nickel ferrite particles in PWR coolant
CJ O’Brien, Z Rák, EW Bucholz, DW Brenner
Journal of Nuclear Materials 454 (1-3), 77-80, 2014
92014
VisiMat-Software for the Visualization of Multicomponent Diffusion in Two and Three Dimensions
CJ O’Brien, A Lupulescu
Journal of Phase Equilibria and Diffusion 28 (4), 335-341, 2007
92007
Dissociation of Sarin on a Cement Analogue Surface: Effects of Humidity and Confined Geometry
CJ O’Brien, JA Greathouse, CM Tenney
The Journal of Physical Chemistry C 120 (49), 28100-28109, 2016
82016
Atomistic simulation techniques to model hydrogen segregation and hydrogen embrittlement in metallic materials
DE Spearot, R Dingreville, CJ O’Brien
Handbook of Mechanics of Materials, 357-390, 2019
62019
Theoretical assessment of bonaccordite formation in pressurized water reactors
Z Rak, CJ O'Brien, D Shin, AD Andersson, CR Stanek, DW Brenner
Journal of Nuclear Materials 474, 62-64, 2016
62016
A particle assembly/constrained expansion (PACE) model for the formation and structure of porous metal oxide deposits on nuclear fuel rods in pressurized light water reactors
DW Brenner, S Lu, CJ O’Brien, EW Bucholz, Z Rak
Journal of Nuclear Materials 457, 209-212, 2015
52015
Understanding the Atomic-Level Chemistry and Structure of Oxide Deposits on Fuel Rods in Light Water Nuclear Reactors Using First Principles Methods
Z Rak, CJ O’Brien, DW Brenner, DA Andersson, CR Stanek
JOM 68 (11), 2912-2921, 2016
42016
VisiMatŠ–Educational Tool for Multicomponent Diffusion in 2 and 3 Dimensions
CJ O'Brien, W Yang, A Lupulescu, R Ozisik
Defect and Diffusion Forum 266, 199-207, 2007
32007
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