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Computational Earth Materials: Atomistic simulations of earth materials and processes
using high-performance computers.
Research Interests:
Nuclear
waste forms, nuclear fuel materials
Structure and properties of
earth materials
Materials under extreme
conditions
Mineral-water interfaces
Selected publications:
Nuclear waste and fuel materials:
- J.W. Wang (2015)
Incorporation of iodine into apatite structure: a crystal chemistry
approach using Artificial Neural Network. Frontiers in Earth Science, 03,
20. doi: 10.3389/feart.2015.00020.
- Tiankai Yao, Fengyuan
Lu, Yachun Wang, Spencer Scott, Jianwei Wang, Rodney C. Ewing and Jie Lian
(2014) Bulk Iodoapatite Ceramic Densified by Spark Plasma Sintering with
Exceptional Thermal Stability. Journal of American Ceramic Society, 97,
2409. DOI: 10.1111/jace.13101
- J.W. Wang, R. C.
Ewing, and U. Becker (2014) Average structure and local configuration of
excess oxygen in UO2+x. Scientific Reports, 04, 216. DOI:10.1038/srep04216. (A video showing oxygen diffusion
in UO2+x lattice: uo2+x-diffusion.mpg,
11 seconds, 2MB).
- J.W. Wang, R. C.
Ewing, and U. Becker (2013) Electronic structure and stability of
hyperstoichiometric UO2+x under pressure. Physical Review B,
88. 024109. 10.1103/PhysRevB.88.024109
- J.W. Wang and U.
Becker (2013) Activation energetics of actinide diffusion in UO2
from first-principles calculations. Journal of Nuclear Materials, 433,
424-430. DOI: 10.1016/j.jnucmat.2012.10.011
Earth materials
- J.W. Wang, F.X. Zhang,
J.M. Zhang, R.C. Ewing, U. Becker, Z.H. Cai (2014)
Carbonate orientational order and superlattice structure in vaterite,
Journal of Crystal Growth, 407, 78 - 86.
doi:10.1016/j.jcrysgro.2014.08.028
- J.W. Wang and U.
Becker (2012) Energetics and kinetics of carbonate orientational ordering
in vaterite calcium carbonate. American Mineralogist, 97, 1427-1436. doi: 10.2138/am.2012.3990. (A video showing ordered vaterite from disordered vaterite:vaterite-transition.mpg,
11 seconds, 4.5 MB)
- H. Lu, J. W. Wang, C.
Liu, C.I. Ratcliffe, and J.A. Ripmeester, (2012) Multiple H2
occupancy of the cages in hydrogen hydrate under mild condition. Journal
of the American Chemical Society, 134, 9160-9162. DOI: 10.1021/ja303222u.
- J.W. Wang, H. Lu, J.A.
Ripmeester, and U. Becker (2010) Molecular-Dynamics and First-Principles
Calculations of Raman Spectra and Molecular and Electronic Structure of
Hydrogen Clusters in Hydrogen Clathrate Hydrate. Journal of Physical
Chemistry C 114, 21042-21050. DOI: 10.1021/jp106788u
- I. Sethmann, J.W.
Wang, U. Becker, A. Putnis (2010) Strain-Induced Segmentation of Magnesian
Calcite Thin Films Growing on a Calcite Substrate. Crystal Growth &
Design, 10, 4319 - 4326. DOI: 10.1021/cg100202h.
Materials under high pressure:
- J.W. Wang, Z. Rak,
F.X. Zhang, R.C. Ewing, and U. Becker (2011) Electronic structure and
energetics of tetragonal SrCuO2 and its high-pressure
superstructure phase. J. Physics: Condensed Matter, 23, 465503.
doi:10.1088/0953-8984/23/46/465503
- J.W. Wang, F. Zhang,
J. Lian, R.C. Ewing, and U. Becker (2011) Energetics and concentration of
defects in Gd2Ti2O7 and Gd2Zr2O7
pyrochlore at high pressure. Acta Materialia 59,1607-1618.
10.1016/j.actamat.2010.11.025
- F.X. Zhang, J.W. Wang,
M. Lang, J.M. Zhang, R.C. Ewing (2009) High-pressure phase transitions of
ScPO4 and YPO4. Physical Review B, 80,184114. DOI:
10.1103/PhysRevB.80.184114
- F. Zhang, J. Wang, J.
Lian, M.K. Lang, U. Becker, and R.C. Ewing (2008) Phase stability and
pressure dependence of defect formation in Gd2Ti2O7
and Gd2Zr2O7 pyrochlores. Physical Review
Letters, 100, 045503. 10.1103/PhysRevLett.100.045503
Ceramics under irradiation:
- J.W. Wang, M. Lang,
R.C. Ewing, and U. Becker (2013) Multi-scale simulation of structural
heterogeneity of swift-heavy ion tracks in complex oxides. Journal of
Physics: Condensed Matter, 25, 135001. DOI:
10.1088/0953-8984/25/13/135001. (A video showing annealing of the track: pyrochlore-track.gif,
9 seconds, 66 MB).
- Fengyuan Lu, Jianwei
Wang, Maik Lang, Marcel Toulemonde, Fereydoon Namavar, Christina
Trautmann, Jiaming Zhang, Rodney C. Ewing and Jie Lian (2012)
Amorphization of nanocrystalline monoclinic ZrO2 by swift heavy
ion irradiation. Physical Chemistry Chemical Physics, 14, 12295 - 12300.
DOI: 10.1039/C2CP41553D
- J.M. Zhang, J. Lian,
F. Namavar, J.W. Wang, H. Haider, K. Garvin, and R.C. Ewing (2011)
Nanosized Rutile (TiO2) Thin Film upon Ion Irradiation and
Thermal Annealing. Journal of Physical Chemistry C, 115, 22755-22760, DOI:
10.1021/jp2056283
- M. Lang, F. Zhang, J.
Zhang, J. Wang, B. Schuster, C. Trautmann, R. Neumann, U. Becker, and R.C.
Ewing (2009) Nanoscale manipulation of the properties of solids at high
pressure with relativistic heavy ions. Nature Materials, 08, 793-797.
doi:10.1038/nmat2528
Mineral -
water interface:
- J. Wang, A.G.
Kalinichev, and R.J. Kirkpatrick (2009) Asymmetric hydrogen bonding and
orientational ordering of water at hydrophobic and hydrophilic surfaces: a
comparison of water/vapor, water/talc, and water/mica interfaces. Journal
of Physical Chemistry C, 113, 11077 - 11085. DOI: 10.1021/jp9018316. (A
video showing Al-13, Al-30 clusters: keggin-mov.mpg,
16 seconds, 1.6 MB; al30-mov.mpg,
8 seconds, 1.8 MB).
- J. Wang, J.R. Rustad,
and William H. Casey (2007) Calculation of Water-Exchange Rates on Aqueous
Polynuclear Clusters and at Oxide−Water Interfaces, 46, 2962-2964.
doi:10.1021/ic070079+
- J. Wang, A.G. Kalinichev, and R.J. Kirkpatrick. (2006) Effects of substrate structure and composition on
the structure, dynamics, and energetics of water at mineral surfaces: A
molecular dynamics modeling study. Geochimica et
Cosmochimica Acta, 70, 562-582. doi:10.1016/j.gca.2005.10.006
- J. Wang, A.G.
Kalinichev, R.J. Kirkpatrick, and R.T. Cygan. (2005) Structure, energetics, and dynamics of water
adsorbed on the muscovite (001) surface: a molecular dynamics simulation.
Journal of Physical Chemistry B. 109, 15893 - 15905. DOI:
10.1021/jp045299c
Classes Taught:
GEOL
4002 Computer Programming and Data Analysis in Earth Sciences
GEOL
4020 Introduction to Environmental Geochemistry - The
Principles
GEOL 7982 Advanced Topics in
Earth Materials
GEOL 7900 Atomistic Modeling of
Earth Materials and Geochemistry
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