Xu Homepage | The Department of Geoscience | The University of Wisconsin-Madison



Huifang Xu - Publications

 

2019


Xu, H., Lee, S., and Xu, H.W., Jacobs, R., and Morgan, D. (2019) Valleyite: A new magnetic mineral with sodalite-type structure. American Mineralogist (in review).

Zhang, F., Shelobolina, E. S., Xu, H., Konishi, H., Roden, E. E. (2019) Precipitation of low- temperature disordered dolomite induced by extracellular polymeric substances of methanogenic Methanosarcina barkeri: Implications for sedimentary dolomite formation. Chemical Geology (in revision).

Lee, S., and Xu, H. (2019) A one-step route synthesis of siliceous 6-line ferrihydrite: Implication for the formation of natural ferrihydrite. ACS Earth and Space Chemistry (in revision).

Hill, T. R., Konishi, H., and Xu, H. (2019) Nanophases of cristobalite and silicate glass in UHP clinipyroxene from a Bohemian massif garnet pyroxenite. American Mineralogist (in review).

Jung, H. B., Xu, H., and Roden, E. C. (2019) Long-term sorption and desorption of uranium in saporolite subsoil with nanoporous goethite. Allied Geochemistry (in revision).

Fang, Y., and Xu, H. (2019) A new approach to quantify ordering state of protodolomite using XRD, TEM, and Z-contrast imaging. Journal of Sedimentary Research (accepted).


2018


Yin, H., et al. (2018) Effect of Cd and Al coincorporation on the structures and properties of goethite. ACS Earth and Space Chemistry, 2, 12, 1283-1293.

Yang, P., Lee, S., Post, J. E., Xu, H., Wang, Q., Xu, W., and Zhu, M. (2018) Trivalent manganese on vacancies triggers rapid transformation of layered to tunneled manganese oxides (TMOs): Implications for occurrence of TMOs in low-temperature environment. Geochimica et Cosmochimica, 240, 173-190.

Lindsay, M. R., Maximiliano J. Amenabar, Matthew R. Urschel, Kristopher M. Fecteau, Randall

V. Debes, Kirsten E. Fristad, Huifang Xu, Tori M. Hoehler, Everett L. Shock, and Eric S. Boyd (2018) Subsurface Processes Influence Oxidant Availability and Chemoautotrophic

Hydrogen Metabolism in Yellowstone Hot Springs. Geobiology (published online), https://doi.org/10.1111/gbi.12308.

Lee, S., and Xu, H. (2018) The crystal structure and Gibbs free energy of formation of chukanovite as oxidation product of carbon steel in human liver. Chemical Geology, 488, 180-188.

Jin, S., Xu, H. Lee, S., and Fu, P. (2018) Jinshajiangite: structure, twinning, and pseudosymmetry. Acta Crystallographica, B74, 325-336. https://doi.org/10.1107/S2052520618006753

Fang, Y., and Xu, H. (2018) Study on an Ordovician carbonate with alternating dolomite / calcite laminations and its implications for catalytic effects of microbes on sedimentary dolomite formation. Journal of Sedimentary Research, 88, 679-695.

Lu, Y. Sun, X., Xu, H., Konishi, H., Lin, Z., Xu, L., Chen, T., Hao, X., Lu, H., and Peckmann, J. (2018) Formation of dolomite catalyzed by sulfate-driven anaerobic oxidation of methane: Mineralogical and geochemical evidence from the northern South China Sea.

American Mineralogist, 103, 720-734.

Wu, Z., Sun, X., Xu, H., Konishi, H., Wang, Y., Lu, Y., Cao, K., Wang, C., and Zhou, H (2018) Microstructural characterization and in-situ sulfur isotopic analysis of silver-bearing sphalerite from the Edmond hydrothermal field, Central Indian Ridge. Ore Geology Reviews, 92, 318-347. DOI: https://doi.org/10.1016/j.oregeorev.2017.11.024

Xu, H., Zhou, M., Fang, Y., and Teng, H. H. (2018) Effect of Mica and Hematite (001) Surfaces on the Precipitation of Calcite. Minerals, 8, 17; doi:10.3390/min8010017.

Jin, S., Wang, X., and Xu, H. (2018) Revisiting the I1- Structures of High Temperature Ca-rich

Plagioclase Feldspar – A Single-Crystal Neutron and X-ray Diffraction Study. Acta Crystallographica, B74, 152-164.

Levitt, N. P., Eiler, J. M., Romanek, C. S., Beard, B. L., Xu, H., and Johnson, C. M. (2018) Near equilibrium 13C – 18O bonding during inorganic calcite precipitation under chemo-stat conditions. Geochemistry, Geophysics, Geosystems, 19, https://doi.org/10.1002/2017GC007089

Lee, S., and Xu, H. (2018) The Role of ε-Fe2O3 Nano-mineral and Domains in Enhancing Magnetic Coercivity: Implications for the Natural Remanent Magnetization. Minerals, 8, 97; doi:10.3390/min8030097.

Medaris, Jr., L. Gordon, Steven G. Driese, Gary E. Stinchcomb, John H. Fournelle, Seungyeol Lee, Huifang Xu, Lindsay DiPietro, Phillip Gopon, and Esther K. Stewart (2018) Anatomy of sub-Cambrian paleosol in Wisconsin: mass fluxes of chemical weathering and climatic conditions in North America during formation of the Cambrian great unconformity. Journal of Geology, volume 126, 261-283. DOI: 10.1086/697037.


2017


Xu, H., D. C. Xu, and Wang, Y. (2017) Natural Indices for the Chemical Hardness/Softness of Metal Cations and Ligands. ACS Omega, 2, 7185-7193 (DOI: http://dx.doi.org/10.1021/acsomega.7b01039).

Xu, H., Lee, S., and Xu, H.W. (2017) Luogufengite: a new nano-mineral of Fe2O3 polymorph with giant coercive field. American Mineralogist, 102, 711-719. DOI: http://dx.doi.org/10.2138/am-2017-5849

Xu, H., Hill, T. R., Konishi, H., and Farfan, G. (2017) Protoenstatite: a new mineral in Oregon sunstones with “watermelon” colors. American Mineralogist, 102, 2146-2149. DOI: http://dx.doi.org/10.2138/am-2017-6186

Jin, S., and Xu, H. (2017) Study on structure variations of incommensurately modulated labradorite feldspars with different cooling histories. American Mineralogist, 102, 1328- 1339. DOI: http://dx.doi.org/10.2138/am-2017-6003

Percake-Dennett, E., He, S., Converse, B., Konish, H., Xu, H., Corcoran, A., Noguera, D., Chen C., Bhattacharyya, A., Borch, T., Boyd, E., and Roden, E. E. (2017) Microbial acceleration of aerobic pyrite oxidation at circumneutral pH. Geobiology, 15, 690-703. DOI: https://doi.org/10.1111/gbi.12241


Lee, S., and Xu, H. (2017) Powder XRD and TEM study on crystal structure and interstartification of Zn-chlorite (baileychlore). Powder Diffraction, 32, 118-123. DOI: https://doi.org/10.1017/S0885715617000410


Zheng, X.-Y., Beard, B. L., Lee, S., Reddy, T. R., Xu, H., Schauer, J. J., and Johnson, J. C. (2017) Contrasting particle size distributions and Fe isotope fractionations during nanosecond and femtosecond laser ablation of Fe minerals: implications for LA-ICP-MS

analysis of stable isotopes. Chemical Geology, 450, 235-247. DOI: http://dx.doi.org/10.1016/j.chemgeo.2016.12.038

Jin, S., and Xu, H. (2017) Investigation of the phase relations among e1, e2, and C1- structures of

Na-rich plagiolcase feldspars: a single-crystal X-ray diffraction study. Acta Crystallographica, B73, 992-1006.

Jin, S., and Xu, H. (2017) Solved: The enigma of labradorite feldspar with incommensurately modulated structure (Invited Centennial paper). American Mineralogist, 102, 21-32.

Tomaszewski, Elizabeth J.; Seungyeol Lee; Jared Rudolph; Huifang Xu; Matthew Ginder-Vogel (2017) The Reactivity of Fe(II) Associated with Goethite Formed During Short Redox Cycles Toward Cr(VI) Reduction Under Oxic Conditions. Chemical Geology, Vol. 464, 101-109.


2016

Wu, T., R.K. Kukkadapu, A.M. Griffin, C.A. Gorski, H. Xu & E.E. Roden (2016) Interactions between Fe(III)-oxides and Fe(III)-phyllosilicates during microbial reduction 2: Natural subsurface sediments. Geomicrobiology Journal, 34, 231-241.

Xu, H., Jin, S., and Noll, B. C. (2016) Incommensurate density modulation in a Na-rich plagioclase feldspar: Z-contrast imaging and single-crystal X-ray diffraction study. Acta Crystallographica Section B, 72, 904-915.

Colman, D.R., J. Feyhl-Buska, K.J. Robinson, K.M. Fecteau, H. Xu, E.L. Shock, and E.S. Boyd. (2016) Ecological differentiation in planktonic and sediment-associated chemotrophic microbial communities in Yellowstone hot springs. FEMS Microb. Ecol. DOI: 10.1093/femsec/fiw137.

Wu, T., R.K. Kukkadapu, A.M. Griffin, C.A. Gorski, H. Xu & E.E. Roden (2016) Interactions between Fe(III)-oxides and Fe(III)-phyllosilicates during microbial reduction 1: Synthetic sediments. Geomicrobiology Journal, 33, 793-806.

Ingram, W., Meyers, S. R., Shen, Z., Xu, H., Huifang Xu, Martens, C. S. (2016) Manganese enrichments near a large gas-hydrate and cold-seep field: A record of past redox and sedimentation events. The Depositional Record, 2, 142-153. .

Jung, H. B., Xu, H., and Roden, E. E. (2016) Role of nano-goethite in controlling U(VI) sorption-desorption in subsurface soil. Journal of Geochemical Exploration, 169, 80-88.

Wu, Z., Sun, X., Xu, H., Konishi, H., Wang, Y., Wang, C., Dai, Y., Deng, X., and Yu M. (2016) Occurrences and distribution of “invisible” precious metals in sulfide deposits from the Edmond hydrothermal field, Central Indian Ridge. Ore Geology Review, 79, 79, 105- 132.

Li, C., Wang, R., Xu, H., Lu, X., Konishi, H., and He, K. (2016) Interstratifications of graphene- like carbon layers within black talc from Southeastern China, and implications to sedimentary-controlled talc formation. American Mineralogist, 101, 1668-1678.

Lee, S., and Xu, H. (2016) XRD and TEM studies on nanophase manganese oxides in freshwater ferromanganese nodules from Green Bay, Lake Michigan. Clays and Clay Minerals, 64, 488-501.

Lee, S., Shen, Z., and Xu, H. (2016) Study on nanophase iron oxyhydroxides in freshwater ferromanganese nodules from Green Bay, Lake Michigan. American Mineralogist, 101, 1986-1995. (Highlight & Breakthrough article)

Lee, S., and Xu, H. (2016) Size-dependen phase map and phase transformation kinetics for nanometric iron (III) oxides (γεα pathway). The Journal of Phycical Chemistry C, 120, 13316-13322.


2015


Shen, Z., Brown, P. E., Szlufarska, I., and Huifang Xu, H. (2015) Investigation of the role of polysaccharide in the dolomite growth at low temperature by using atomistic simulations. Langmuir, 31, 10435-10442. (published on line: DOI: 10.1021/acs.langmuir.5b02025).

T. Wu, R.K. Kukkadapu, A.M. Griffin, C.A. Gorski, H. Konishi, H. Xu, & E.E. Roden (2015) Interactions between Fe(III)-oxides and Fe(III)-phyllosilicates during microbial reduction 1: Synthetic sediments, Geomicrobiology Journal, DOI: 10.1080/01490451.2015.

1117546.

Ferry, J. M., Stubbs, J. E., Xu, H., Guan Y, and Eiler, J. M. (2015) The enigma of ankerite grains with dolomite cores in regionally metamorphosed clastic sediments from northern New England, U.S.A. American Mineralogist, 100, 2443-2457.

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Nash, MC, Russell, BD, Dixon, KR, LiuM, Xu, H. (2015) Discovery of the mineral brucite (magnesium hydroxide) in the tropical calcifying alga Polystrata dura (Peyssonneliales, Rhodophyta). Journal of Phycology, 51(3): 403-407. doi: 10.1111/jpy.12299. Epub 2015 May 18.

Xu, Hongwu, Heaney, P. J., Yu, P., and Xu, H. (2015) Synthesis and structure of a stuffed derivative of β-quartz. American Mineralogist, 100, 2191-2198.

Xu, H., Shen, Z., and Konishi, H. (2015) Natural occurrence of monoclinic Fe3S4 precipitates in a pyrrhotite from Sudbury: Z-contrast imaging density functional theory study.

Mineralogical Magazine 79, p. 377-385.

Li, W., Beard, B. L., Li, C., Xu, H., and Johnson, C. M. (2015) Experimental calibration of Mg isotope fractionation between dolomite and aqueous solution and its geological implications. Geochimica et Cosmochimica, 157, 164-181.

Zhang, F., Xu, H., Konishi, H., Roden, E. E. (2015) The catalysis effect of bound extracellular polymeric substances excreted by anaerobic microorganisms on Ca-Mg carbonate precipitation: Implications for the “dolomite problem.” American Mineralogist, 100, 483–494.

Xu, H. (2015) Ca-Na ordering and structural polarity in the intermediate plagioclase feldspar with incommensurate modulated structure. American Mineralogist, 100, 510-515.


2014

Xu, H., Shen, Z., and Konishi, H. (2014) Si-magnetite nano-precipitates in silician magnetite from banded iron formation: Z-contrast imaging and ab initio study. American Mineralogist, 99, 2196-2202.

Zhang, M., Hiromi Konishi, Huifang Xu, Xiaoming Sun, Daidai Wu, Hongfeng Lu (2014) Morphology and formation mechanism of pyrite induced by the anaerobic oxidation of methane from the continental slope of the NE South China Sea. Journal of Asian Earth Sciences, 92, 293-301.

Xu, H., Li, C. He, D., and Jinag, Y.-B. (2014) Stability and structure changes of Na-titanate nanotubes at high temperature and high pressure . Powder Diffraction, 29, 147-150, available on CJO2014. doi:10.1017/S0885715614000220.

Shen, Z., Liu Y., Zhang, F., Xu, H. and Szlufarska, I., Modeling the effect of dissolved hydrogen sulfide on Mg2+-water complex on dolomite {104} surface, Physical chemistry C 118, 157166 - 157122.

Xu, H., Shen, Z., Konishi, H., and Luo, G. (2014) Crystal structure of Guinier-Preston zones in orthopyroxene: Z-contrast imaging and ab inito study. American Mineralogist, 99, 2043- 2048.

Shen, Z., Konishi, H., Brown, P. E., Szlufarska, I., and Xu, H. (2014) Z-contrast imaging and ab initio study on “d” superstructure in sedimentary dolomite with “molar tooth” structure. American Mineralogist, 99, 881-889.

Xu, H., Shen, Z., Konishi, H., Fu, P., and Szlufarska, I. (2014) Crystal structures of laihunite and intermediate phases between laihunite-1M and fayalite: Z-contrast imaging and ab initio study. American Mineralogist, 99, 881-889.

Schiffbauer, James D., Shuhai Xiao, Yaoping Cai, Adam F. Wallace, Hong Hua, Jerry Hunter, Huifang Xu, Yongbo Peng, and Alan J. Kaufman (2014) A unifying model for Neoproterozoic-Paleozoic exceptional fossil preservation through pyritization and carbonaceous compression. Nature Communications. Nature Communications Nature Communications 5, Article number: 5754. doi:10.1038/ncomms 6754.

Barton, L. L., Tomei-Torres, F. A., Xu, H., and Zocco, T. (2014) Nanoparticlase formed by microbial metabolism of metals and minerals. In Larry L. Baron Dennis, Bazylinskiand Huifang Xu Eds. “Nanomicrobiology: Physiological and Environmental Characteristics,” Springer, page 145 -176.


2013

Nash, M. C., Bradley, N. O., Wu, Z., Xu, H., and Trafford, J. M. (2013) Simple X-ray diffraction techniques to identify Mg-calcite, dolomite and magnesite in tropical coralline algae and assess peak asymmetry. Journal of Sedimentary Research, 83, 1084-1098.

Guo, H., Xu, H., and Barnard, A. S. (2013) Can Hematite Nanoparticles be an Environmental Indicator? Energy & Environmental Science, 6 (2), 561 – 569.

Zhang, F., Yan, C., Teng, H., Roden, E. E., and Xu, H. (2013): In situ AFM observations of Ca- Mg carbonate crystallization catalyzed by dissolved sulfide: Implications for sedimentary dolomite formation. Geochimica et Cosmochimica, 105, 44-55.

Hill, T. R., Konishi, H., and Xu, H. (2013) Natural occurrence of keatite precipitates in UHP clinopyroxene from the Kokchetav Massif: A TEM investigation. American Mineralogist 98, 187-196.

Shen, Z., Hiromi Konishi, Philip E. Brown, and Huifang Xu (2013) STEM investigation of exsolution lamellae and “c”-reflections in calcian dolomite from the Platteville Formation, West Wisconsin. American Mineralogist, 98, 760-766.

Xu, H., and Barton, L. L. (2013) Se-bearing colloidal particles produced by sulfate-reducing bacteria and sulfide-oxidizing bacteria: TEM study. Advances in Microbiology, 3, 205- 211.


Xu, J., Yan, C., Zhang F., Konishi, H., Xu, H., and Teng, H. H. (2013) Testing the cation- hydration effect on the crystallization of Ca–Mg–CO3 systems. Proceedings of National Academy of Science, 110 (44), 17750-17755.


2012

Boecher, T. A., Tinjun, J. M., and Xu, H. (2012) Quantification of Mineralogical and Amorphous Species in Chromium Ore Processing Residue. Journal of Residuals Science & Technology, Vol. 9 (4), 131-141.

Xu, H., and Jung, H. B. (2012) Role of Nanopores in Regulating Reactivity and Transport of Uranium in Subsurface Sediments. In A. S. Barnard and H. Guo eds. “Nature’s Nanostructures.” Pan Stanford Publishing, 195-221.

Wu, Tao, Shelobolina, Evgenya; Xu, Huifang; Konishi, Hiromi; Kukkadapu, Ravi; Roden, Eric (2012) Isolation and microbial reduction of Fe(III) phyllosilicates from subsurface sediments. Environmental Science & Technology, 46, 11618-11626.

Hong, K.-S., Xu, H., Konishi, H., and Li, X. (2012) Piezoelectrochemical effect: A new mechanism for Azo dyes decolorization in aqueous Solution through vibrating piezoelectric micro-fibers. Journal of Physical Chemistry C, 116, 13045-13051.

Huberty, J. M., Konish, H., Heck, P. R., Fournelle, J. H., Valley, J. W., and Xu, H. (2012) Silician magnetite from the Dales Gorge member of the Brockman iron formation, Hamersley Group, western Australia. American Mineralogist, 97, 26-37.

Jung, H. B., Boyanov, M. I., Konishi, H., Sun, Y., Mishra, B., Kemner, K. M., Roden, E. E., and Xu, H. (2012) Redox Behavior of Uranium at the Nanoporous Aluminum Oxide-Water Interface: Implications for Uranium Remediation. Environmental Sci. & Tech., 46, 7301- 7309.

Shelobolina, E. S., Xu, H., Konishi, H., Kukkadapu, R., Wu, T., Blöthe, M., and Eric Roden, E.

E. (2012) Microbial lithotrophic oxidation of structural Fe(II) in biotite. Applied and Environmental Microbiology, 78(16):5746. DOI: 10.1128/AEM.01034-12.

Shelobolina, E. S., Konishi, H., Xu, H., Benzine, J., Xiong, M. Y., Wu, T., Blöthe, M., and Eric Roden, E. E. (2012) Isolation of phyllosilicate-iron redox cycling microorganisms from an illite–smectite rich hydromorphicsoil. Frontiers in Microbiology, Volume3, Article134, page 1-10.

Zhang, F., Xu, H., Konishi, H., Shelobolina, E. S., and Roden, E. E. (2012a) Polysaccharide- catalyzed nucleation and growth of disordered dolomite: A potential precursor of sedimentary dolomite. American Mineralogist, 97, 556-567.

Konishi, H, Xu, H., and H. Guo (2012) Nanostructures of Natural Iron Oxide Nanoparticles. In

A. S. Barnard and H. Guo eds. “Nature’s Nanostructures.” Pan Stanford Publishing, 75- 113.

Chang, S. L. Y., Barnard, A. S., Dwyer,C., Hansen, T. W., Wagner, J. B., Dunin-Borkowski , R. E., Weyland, M., Konishi, H., and Xu, H. (2012) Stability of Porous Platinum Nanoparticles: Combined In Situ TEM and Theoretical Study. Journal of Phys. Chem.

Lett. 2012, 3, 1106−1110.

Chen, L. Y., Konishi, H., Fehrenbacher, A., Ma, C., Xu, J.-Q., Choi, H., Xu, H., Pfefferkorn, F. E., and Li, X.-C. (2012) Novel nanoprocessing route for bulk grapheme nanoplatelets reinforced metal matrix nanocomposites. Scripta Materia, 67, 29-32.

Zhang, F., Xu, H., Konishi, H., Kemp, J. M., and Roden, E. E. (2012b): Dissolved sulfide- catalyzed crystallization of Ca-Mg carbonates and implications for the formation mechanism of sedimentary dolomite. Geochimica et Cosmochimica, 97, 148-165.


2011

Wang, Y., Gao, H., and Xu, H. (2011) Nanogeochemistry: Nanostructures and Their Reactivity in Natural Systems. In “Frontiers in Geochemistry: Contribution of Geochemistry to the Study of the Earth,” First edition. Edited by Russell S. Harmon and Andrew Parker, Blackwell Publishing Ltd. Blackwell Publishing Ltd. P 200-220.

Young, N.P., van Huis, M.A., Zandbergen, H.W., Xu, H., and Kirkland, A.I. (2010) Structural and Surface Transformations of Gold Nanoparticles Investigated via Variable Temperature High-Resolution Transmission Electron Microscopy” Ultramicroscopy110, 506-516.

Zhang, R. Y., Liou, J. G., Huberty, J. M., Xu, H., Maki, K., Jahn, B.-M., and Iizuka, Y. (2011) Origin and Metamorphic Evolution of Garnet Clinopyroxenite from the Sulu UHP Terrane, China: Evidence from Mineral Chemistry and Microstructures. In Larissa F. Dobrzhinetskaya, Shah Wali Faryad, Simon Wallis and Simon Cuthbert eds. “Ultrahigh- Pressure Metamorphism: 25 years after the discovery of coesite and diamond.” Elsevier. P 151-185.

Jiang, X., Jiang, Y.-B., Liu, N., Xu, H., Rathod, S., Shah, P., and Brinker, C. J. (2011) Controlled release from core-shell nanoporous silica particles for corrosion inhibition of aluminum alloys. Journal of Nanomaterials, Volume 2011, Article ID 760237, 10 pages. doi:10.1155/2011/760237.

Percak-Dennett, E. M., Beard, B. L., Xu, H., Konishi, H., Johnson, C. M., Roden, E. E. (2011) Iron isotope fractionation during microbial dissimilatory iron oxide reduction in simulated Archaean seawater. Geobiology, 9, 205–220.

Barnard, A. S., Konishi, H., and Xu, H. (2011) Morphology mapping of platinum catalysts over the entire nanoscale. Catal. Sci. Technol., 2011, 1, 1440-1448.

Zhang, M., Sun, X.M., Xu, L., Xu, H.F., Konishi, H., Lu, Y., Lu, H.F., Wu, Z.W., 2011. Nano-

sized graphitic carbon in authigenic tube pyrites from offshore southwest Taiwan, South China Sea, and its implication for tracing gas hydrate. Chinese Science Bulletin 56 (19), 2037−2043.


2010

Xu, H. (2010) Synergistic roles of microorganisms in mineral precipitates associated with deep sea methane seeps. In Larry L. Barton, Martin Mandl and Alexander Loy (Editors) Geomicrobiology: Molecular and Environmental Perspective, p. 325-346. Springer.

Zhang, F., Xu, H., Konishi, H., and Roden, E. E. (2010) A relationship between d-104 value and composition in the calcite – disordered dolomite solid solution series. American Mineralogist, 95, 1650-1656.

Hong, K-S, Xu, H., Konishi, H., and Li, X. (2010) Direct water splitting through vibrating piezoelectric micro-fibers in water. Journal of Physical Chemistry Letters. 1, 997-1002 (The discovery was cited in several online science news, including Popular Science)

Huberty, J. M. Noriko T. Kita, Reinhard Kozdon, Philipp R. Heck, John H. Fournelle, Michael J. Spicuzza, Huifang Xu, John W. Valley (2010) Crystal orientation effects in δ18O for magnetite and hematite by SIMS. Chemical Geology, 276, 269-283.

Tangalos, G. E., Beard, B. L. Johnson, C. M., Alpers, C. N., Shelobolina, E. S., Xu, H., Konishi, H., and Roden, E. E. (2010) Microbial production of isotopically light iron(II) in a modern chemically precipitated sediment and implications for isotopic variations in ancient rocks. Geobiology, 3, 197-218.

Young, N.P., van Huis, M.A., Zandbergen, H.W., Xu, H., and Kirkland, A.I. (2010) Variable temperature investigation of the atomic structure of gold nanoparticles. Journal of Physics: Conference Series 214, 01209, 4 pages. (doi:10.1088/1742-6596/241/1/012095)

Xu, H., Chen, T., and Konishi, H. (2010) HRTEM investigation of trilling todorokite and nano- phases in manganese dendrites. American Mineralogist, 95, 556-562.

Konishi, H., Xu, H., and Dymek, R. F. (2010) TEM investigation of Jimthompsonite, chesterite, and chain-width disorder in Archaean ultramafic rocks from Isua, Greenland. American Mineralogist, 95, 73-80.

2009

Wang Y., Xu, H., Merino, E., and Konishi, H. (2009) Generation of banded iron formations by internal dynamics and leaching of oceanic crust. Nature Geoscience, 2, 781-784.

Biswas, K. C., Woodards, N. A., Xu, H., and Barton, L. L. (2009) Reduction of molybdate by sulfate-reducing bacteria. Biometals, 22, 131-139.

Fu, Q., Lu, P., Konishi, H., Dilmore, R., Xu, H., Seyfried Jr., W. E., Zhu, C. (2009) Coupled alkali-feldspar dissolution and secondary mineral precipitation in batch systems: 1. New experiments at 200 °C and 300 bars. Chemical Geology, 258, 125-135.

Barnard, A. S., Young, N. P. Kirkland, A. I., van Huis, M. A., and Xu, H. (2009) Nanogold: A quantitative phase map. ACS Nano, 3, 1431–1436.

Shelobolina, E. S., Konishi, H., Xu, H. and Roden, E. E. (2009) U(VI) Sequestration in hydroxyapatite produced by microbial glycerol 3-phosphate metabolism. Applied and Environmental Microbiology, 75, 5773–5778.


2008

Barnard, A. S. and Xu, H. (2008) An environmentally sensitive phase map of titania nanocrystals. ACS NANO, 2 (11), pp 2237–2242. (The discovery was reported in November issue (Vol. 8, Issue 22) of “Materials 360, The Global View”, a Newsletter of the Materials Research Society; also reported in “Nanowork Spotlight”, http://www.nanowerk.com/spotlight/spotid=8271.php)

Huberty, J., and Xu, H. (2008) Kinetics study on phase transformation from titania polymorph brookite to rutile. Journal of Solid State Chemistry, 181, 508-514.

Yeredla, R.R., and Xu, H. (2008) Incorporating Strong Polarity Minerals of Tourmaline with Semiconductor Titania to Improve the Photosplitting of Water. Journal of Physical Chemistry C, 112(2), 532-539.

Yeredla, R.R., and Xu, H. (2008) An investigation of the nanostructured rutile and anatase plates for improving the photosplitting of water. Nanotechnology, 19, 055706 (10pp).

(A highlighted article in “nanotechweb”, http://nanotechweb.org/cws/article/lab/32649).

Konishi, H., Buseck, P.R., Xu, H., and Li, X. (2008) Proto-Polymorphs of jimthompsonite and chesterite in contact-metamorphosed serpentinites from Japan. American Mineralogist, 93, 351-359.

Ciardelli M. C., Xu H. and Sahai N. (2008) Role of Fe(II), phosphate, silicate, sulfate and carbonate in arsenic uptake by coprecipitation in synthetic and natural groundwater. Water Res. 42, 615-624.


2007

Barnard, A. S., and Xu, H. (2007) First Principles and Thermodynamic Modeling of CdS Surfaces and Nanorods. Journal of Physical Chemistry, C111, 18112-18117.

Choi, H., Hiromi Konishi, Huifang Xu, and Xiaochun Li (2007) Embedding of micro thin film sensors in sapphire by diffusion bonding. J. Micromech. Microeng. 17 (2007) 2248-2252.

Sahai N., Lee Y., Xu, H., Ciardelli M. and Gaillard J.-F. (2007) Role of Fe(II) and phosphate in arsenic uptake by coprecipitation. Geochim. Cosmochim. Acta 71, 3193-3210.

Shelobolina, E. S., Maddalena V. Coppi, Anton A. Korenevsky, Laurie N. DiDonato, Sara A. Sullivan, Hiromi Konishi, Huifang Xu, Ching Leang, Jessica E. Butler, Byoung-Chan Kim and Derek R. Lovley (2007) Importance of c-Type cytochromes for U(VI) reduction by Geobacter sulfurreducens. BMC Microbiology, doi: 10.1186/1471-2180-7-16.

Wang, Y., Gao, H., Yeredla, R., R., Xu, H., Abrecht, M. (2007) Control of pertechnetate sorption on activated carbon by surface functional groups. Journal of Colloid and Interface Science, 305, 209-217.

Sun, S. and Xu, H. (2007) Determining the Shear Strength of Unsaturated Silt. In T. Schanz ed. “Experimental Unsaturated Soil Mechanics.” Springer, Berlin. pp. 195-206.


2006

Xu, H., Vanamu, G., Nie, Z., Konishi, H., Yeredla, R. R., Phillips, J., and Wang, Y. (2006) Photocatalytic Oxidation of a Volatile Organic Component of Acetaldehyde Using Titanium Oxide Nanotubes. Journal of Nanomaterials, vol. 2006, Article ID 78902, 8 pages, 2006.

Wang, Y., and Xu, H. (2006) Geochemical chaos: periodic and nonperiodic growth of mixed- layer phyllosilicates. Geochimica et Cosmochimica Acta, 70, 1995-2005.

Narayanaswamy, A., Xu, H., Pradhan, N., Kim, M., and Peng, X. (2006) Formation of nearly monodisperse In2O3 nanodots and oriented-attached nanoflowers: hydrolysis and alcoholysis vs pyrolysis. Journal of American Chemical Society, 128, 10310-10319.

Narayanaswamy, A., Xu, H., Pradhan, N., and Peng, X. (2006) Crystalline nanoflowers with different chemical compositions and physical properties grown by limited ligand protection. Angew. Chem. Int. Ed., 45, 5361 –5364. (Feature article)

Jin, Y., Xu, H., and Datye, A. K. (2006) Electron Energy Loss Spectroscopy (EELS) of Iron Fischer-Tropsch Catalysts. Microscopy and Microanalysis, 12, 124–134.

Yang, X., Konishi, H., Xu, H., and Wu M. (2006) Comparative Sol–Hydro(Solvo)thermal Synthesis of TiO2 Nanocrystals. Eur. J. Inorg. Chem., 2229–2235.

Barnard, A. S., Xu, H., Li, X., Pradhan, N., and Peng, X (2006) Modeling the Formation of High Aspect CdSe Quantum Wires: Axial-Growth versus Oriented-Attachment Mechanisms. Nanotechnology, 17, 5707-5714.

Barnard, A. S., Yeredla, R. R., and Xu, H. (2006) Modeling the effect of particle shape on the phase stability of ZrO2 nanoparticles. Nanotechnology, 17, 3039-3047.

Pradhan, N., Xu, H., and Peng, X. (2006) Colloidal CdSe quantum wires by oriented attachment.

Nano Letters, 6, 720-724.

Hua, B., Xu, H., Terry, J., and Deng, B. (2006) Kinetics of Uranium (VI) Reduction by Hydrogen Sulfide in Anoxic Aqueous Systems. Environmental Science and Technology, 40, 4666-71.

Wang, X., Lu, H. Xu, H., Deng C., Chen T. (2006) Magnetic properties of loess deposits on the northeastern Qinghai-Tibetan Plateau: palaeoclimatic implications for the Late Pleistocene. Geophysical Journal International, 167, 1138-1147.

Chen, T., Xu, H., Wang Y., Qin C., Fan, M., Chen, G. (2006) Structural evolvement of heating treatment of Mg/Al-LDH and preparation of mineral mesoporous materials. Acta Geologica Sinica, 80, 170-174.


2005

Chen, T., Xu, H., Xie, Q., Chen, J., Ji, J., and Lu, H. (2005) Characteristics and Genesis of Maghemite in Chinese Loess and Paleosols: Mechanism for Magnetic Susceptibility Enhancement in Paleosols. Earth and Planetary Science Letters, 240, 790-802.

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Min, M.Z., Xu, H., Barton, L.L., Wang, J, Peng, X.J., Wiatrowski, H. (2005) Biomineralization of uranium: A simulated experiment and its significance. Acta Geologica Sinica (English Edition) 79 (1): 134-138.

Min, M. Z., Xu H, Barton, L.L., Peng, X.J., Yin, L., Wang, R.C. (2005) Experimental study on reduction of U (VI) by an anaerobic bacterium, Shewanella putrefaciens: Application to sandstone-hosted interlayer oxidation-zone type uranium deposits, China. Science in China, Series D – Earth Sciences 48 (3): 346-352.

Garvie, L. A. J. Xu, H. Wang, Y., and Putnam, R. L. (2005) Synthesis of (Ca,Ce3+,Ce4+)Ti2O7: a

pyrochlore with mixed-valence cerium. Journal of Physics and Chemistry of Solids, 66, 902-905.

Wu, Y., Deng, B., Xu, H., Kornishi, H., and Tebo, B. (2005) Chromium(III) Oxidation Coupled with Microbially-Mediated Mn(II) Oxidation. Geomicrobiology Journal, 22, 161-170.


Foresti, E., Hochella, Jr., M. F., Konishi, H., Lesci, I. G. Madden, A. S., Roveri, N., and Xu, H. (2005) Morphological and chemical physical characterization of Fe-doped synthetic chrysotile nanotubes. Advanced Functional Materials, 15, 1009-1016.

Min, M. Z., Xu, H., Chen, J., Fayek, M. (2005) Evidence of uranium biomineralization in sandstone-hosted roll-front uranium deposits, Northwest China. Ore Geology Reviews, 24, 198-206.

Shen, K., Curran, S., Xu, H., Rogelj, S., Jiang, Y. B., Dewald, J., and Pietrass, T. (2005) Single- walled carbon nanotube purification, pelletization, and surfactant-assisted dispersion: a combined TEM and resonant micro-Raman spectroscopy study. Journal of Physical Chemistry, B, 109, 4455-4463.

Lan, Y., Deng, B., Kim, C., Thornton, E. C., and Huifang Xu (2005) Catalysis of Elemental sulfur nanoparticles on chromium (VI) reduction by sulfide under anaerobic conditions. Environmental Science & Technology, 39, 2087-2094.

Wang, H., Liao, X. Z., Xu, H., Zhang, X., Lin, Y. Foltyn, S. R. Arendt, P. N. MacManus- Driscoll, J. L. Zhu, Y. T. and Jia Q. X. (2005) Effect of Eu interfacial mobility on the growth of epitaxial EuBa2Cu3O7-δ films. Appl. Phys. Lett., 86, 101912.

Vaughn, L.G., Dawson, L. R., Pease, E. A., Lester, L. F., Xu, H., Jiang, Y., and Gray, A. L. (2005) Type I Mid-Infrared MQW Lasers using AlInAsSb barriers and InAsSb wells. Physics

and Simulation of Optoelectronic Devices XIII, edited by Marek Osinski, Fritz Henneberger, and Hiroshi Amano, Proc. of SPIE Vol. 5722 (SPIE, Bellingham, WA)


2004

Xu, H., Wang, Y. F., Zhao, P. H., Bourcier, W. L., Van Konynenburg, R., and Shaw, H. F. (2004) Investigation of pyrochlore-based U-bearing ceramic nuclear waste: Uranium leaching test and TEM observation. Environmental Science & Technology, 38, p.1480- 1486.

Liang, L., Xu, H., Qiang Su, Hiromi Konishi, Yingbin Jiang, Yifeng Wang, Deying Xia, and Mingmei Wu (2004) Hydrothermal Synthesis of Prismatic NaHoF4 Microtubes and NaSmF4 Nanotubes. Inorganic Chemistry, 43, 1594-1595.

Fan, H., Yang, K., Boye, D. M., Sigmon, T., Malloy, K. J., Xu, H., Lopez, G. P., and Brinker, C.

J. (2004) Self-assembly of ordered, robust, three-dimensional gold nanocrystal/silica arrays. Science, 304, 567-571.

Nuntawong, N., Birudavolu,S. Hains,C., Huang P. S., Xu, H., and Huffaker, D. L. (2004) Effect of strain-compensation in stacked 1.3 um m InAs/GaAs quantum dot active regions grown by metalorganic chemical vapor deposition. Applied Physics Letters, 85, 3050- 3052.

Qiming Li, Ying-Bing Jiang, Huifang Xu, Stephen Hersee, and Sang M. Han (2004) Heteroepitaxy of high-quality Ge on Si by nanoscale Ge seeds grown through a thin layer of SiO2. Appl. Phys. Lett. 85, 1928-1930.

Qiu, Z. R., Wong, K. S., Wu, M. M., Lin, W. J., and Xu, H. (2004) Microcavity lasing behavior of oriented hexagonal ZnO nanowhiskers grown by hydrothermal oxidation. Applied Physics Letters, 84, 2739-2741.

Xu, Z. P., Braterman, P. S., Yu, K., Xu, H., Wang, Y.F., and Brinker, C. J. (2004) Unusual hydrocarbon chain packing mode and modification of crystallite growth habit in the self- assembled nanocomposites zinc-aluminum-hydroxide oleate and elaidate (cis- and trans- [Zn2Al(OH)6(CH3(CH2)7CH=CH(CH2)7COO-)] and magnesium analogues. Chemistry of Materials.

Lee S. C., Sun, X. Y., Hersee, S. D., Brueck, S. R. J., and Xu, H. (2004) Spatial phase separation of GaN selectively grown on a nanoscale faceted Si surface. Applied Physics Letters, 84, 2079-2081.

Lee, S. C., L. R. Dawson, B. Pattada, and S. R. J. Brueck, Y.-B. Jiang and Xu, H. (2004) Strain- relieved, dislocation-free InxGa1-xAs/GaAsN (001) heterostructure by nanoscale- patterned growth. Applied Physics Letters, 85, 4181-4183.

Liao, X. Z., Serquis, A., Zhu, Y. T., Peterson, D. E, Mueller, F. M., and Xu, H. (2004) Strain effect on the critical superconducting temperature of MgB2. Superconductor Science And Technology, 17, 1026–1030.

Liao XZ, Zhu YT, Qiu YM, Uhl D, and Xu, H. (2004) Quantum dot/substrate interaction in InAs/In0.53Ga0.47As/InP(001). Applied Physics Letters, 84, 511-513.

Liao, X. Z., A. Sharma, M. Wei, J. L. MacManus-Driscoll, W. Branford, L. F. Cohen, and Y. Bugoslavsky, Y. T. Zhu and D. E. Peterson, Y. B. Jiang and Xu, H. (2004) Highly disordered intergrowths in Sr2FeMoO6. Journal of Applied Physics, 96, 7747-7749.

Liao, X. Z., Y. H. Zhao, S.G. Srinivasan, F. Zhou, E.J. Lavernia, M.I. Baskes, Xu, H., R.Z. Valiev and Y.T. Zhu (2004) Stacking fault and twinning in nanocrystalline metals. In Yuntian Theodore Zhu, Terence G. Langdon, and Ruslan Z. Valiev, editors “Ultrafine Grained Materials III,” pp. 3-10.

Liao, X. Z., S.G. Srinivasan, Y. H. Zhao, M.I. Baskes, Y. T. Zhu F. Zhou, E.J. Lavernia, and Huifang Xu (2004) Formation mechanism of wide stacking faults in nanocrystalline Al. Applied Physics Letters 84, 3564-3566.

Balyanov A, Kutnyakova J, Amirkhanova NA, Stolyarov VV, Valiev RZ, Liao XZ, Zhao YH, Jiang YB, Xu, H., Lowe TC, Zhu YT (2004) Corrosion resistance of ultra fine-grained Ti. Scripta Materialia, 51, 225-229.

Shen K, Xu, H., Jiang YB, and Pietrass T (2004) The role of carbon nanotube structure in purification and hydrogen adsorption. Carbon, 42, 2315-2322.

Song, Y., Yang, Y., Medforth, C. J., Eulalia Pereira, Anup K. Singh, Huifang Xu, Yingbing Jiang, C. Jeffrey Brinker, Frank van Swol, and John A. Shelnutt (2004) Controlled Synthesis of 2-D and 3-D Dendritic Platinum Nanostructures. Journal of American Chemical Society, Journal of The American Chemical Society, 126, 635-645.

Balakrishnan, G., Huang, S., Rotter, T.J., Stintz, Dawson, LR; Malloy, K.J., Xu, H., and Huffaker, D.L. (2004) 2.0 um wavelength InAs quantum dashes grown on a GaAs substrate using a metamorphic buffer layer. Applied Physics Letters, 84, 2058-2060.

Junfeng Ji, Jun Chen, William Balsam, Huayu Lu, Youbin Sun, and Xu, H. (2004) High resolution hematite//goethite records from Chinese loess sequences for the last glacial- interglacial cycle: Rapid climatic response of the East Asian Monsoon to the tropical Pacific. Geophysical Research Letters, 31, L03207.

Moore, R. C., Sanchez, C., Holt K., Zhang P. C., Xu, H., Choppin, G. R. (2004) Formation of hydroxyapatite in soils using calcium citrate and sodium phosphate for control of strontium migration. Radiochimica Acta, 92 (9-11): 719-723.

 

 




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