Research

Publications:

Moy, A., Fournelle, J., and von der Handt, A. (2019). Solving the Iron Quantification Problem in Low kV EPMA: An essential step toward improved analytical spatial resolution in electron probe microanalysis. I. Olivines. American Mineralogist. https://doi.org/10.2138/am-2019-6865.

Moy, A., Fournelle, J., and von der Handt, A. (2019). Quantitative measurement of iron-silicides by EPMA using the Fe Lα and Lβ X-ray lines: a new twist to an old approach. Microscopy and Microanalysis. https://doi.org/10.1017/S1431927619000436.

Liu, L., Sun, C., Zhang, C., Voyles, P.M., Fournelle, J., Handt, A. and Perepezko, J.H., (2019). Examination of B in the Mo solid solution (Moss) in Moss+ Mo5SiB2+ Mo2B alloys. Scripta Materialia, 163, pp.62-65.

Mosenfelder, J.L., Von Der Handt, A., Füri, E., Dalou, C., Hervig, R.L., Rossman, G.R. and Hirschmann, M.M., (2019). Nitrogen incorporation in silicates and metals: Results from SIMS, EPMA, FTIR, and laser-extraction mass spectrometry. American Mineralogist: Journal of Earth and Planetary Materials, 104(1), pp.31-46.

Zhang, Z., Von der Handt, A., MM Hirschmann, MM. (2018). An experimental study of Fe–Ni exchange between sulfide melt and olivine at upper mantle conditions: implications for mantle sulfide compositions and phase equilibria. Contributions to Mineralogy and Petrology 173:19.

Zhang, Z., Hastings, P., Von der Handt, A., MM Hirschmann, MM. (2018). Experimental determination of carbon solubility in Fe-Ni-S melts. Geochimica et Cosmochimica Acta 225, 66-79.

Voigt, M., Coogan, L.A., von der Handt, A., (2017). Experimental investigation of the stability of clinopyroxene in mid-ocean ridge basalts: The role of Cr and Ca/Al. Lithos, 274–275, 240-253.

Dalou, C., Hirschmann, M.M., von der Handt, A., Mosenfelder, J., Armstrong, L.S. (2017). Nitrogen and carbon fractionation during core–mantle differentiation at shallow depth. Earth and Planetary Science Letters, 458, 141-151, http://dx.doi.org/10.1016/j.epsl.2016.10.026.

Zhang, H. L., Solheid, P. A., Lange, R. A., von der Handt, A., & Hirschmann, M. M. (2015). Accurate determination of Fe3+/ΣFe of andesitic glass by Mössbauer spectroscopy. American Mineralogist, 100(8-9), 1967-1977.

Korchinski, M. S., Vry, J., Little, T. A., Millet, M. A., Bicknell, R., Smith, E., & von der Handt, A. (2014). Timing of UHP exhumation and rock fabric development in gneiss domes containing the world's youngest eclogite Facies rocks, southeastern Papua New Guinea. Journal of Metamorphic Geology, 32(9), 1019-1039.

Wang, L., Marks, M.A.W., Wenzel, T., von der Handt, A., Keller, J., Teiber, H., Markl, G. (2014): Textural and chemical signatures of apatites from the Kaiserstuhl Volcanic Complex, Germany: new constraints on the petrogenetic relationship between carbonatite and associated silicate rocks. European Journal of Mineralogy, 26, 397-414.

Laukert, G., von der Handt, A., Hellebrand, E., Snow, J. E., Hoppe, P. & Klügel, A. (2014): High-pressure reactive melt stagnation recorded in abyssal pyroxenites from the ultraslow-spreading Lena Trough, Arctic Ocean. Journal of Petrology, 55, 427-458.

Snow, J., Hellebrand, E., von der Handt, A., Nauret, F., Gao, Y. and Schenke, H.-W. (2011): Oblique Nonvolcanic Sea Floor Spreading in Lena Trough, Arctic Ocean. Geochem. Geophys. Geosyst., doi:10.1029/2011GC003768.

Stracke, A., J.E. Snow, E. Hellebrand, A. von der Handt, B. Bourdon, B. Birbaum, and D. Günther (2011): Abyssal peridotite Hf isotopes identify extreme mantle depletion. Earth & Planetary Science Letters, 308 (3-4), 359-368.

Voigt M, von der Handt, A. (2011): Influence of subsolidus processes on the chromium number in spinel in ultramafic rocks. Contributions to Mineralogy and Petrology, 162 (4), 675-689. doi:10.1007/s00410-011-0618-3.

Blackman, D. K., and IODP Leg 304/305 shipboard scientific party (incl. A. von der Handt) (2011): Drilling Constraints on Lithospheric Accretion and Evolution at Atlantis Massif, Mid-Atlantic Ridge 30°N. J. Geophys. Res., doi:10.1029/2010JB007931.

Liu, C., J.E. Snow, E. Hellebrand, G. Brügmann, A. von der Handt, A. Büchl, A. Hofmann (2008): Ancient highly heterogeneous mantle beneath Gakkel Ridge, Arctic Ocean. Nature, 452, 311 - 316.

Ildefonse, B., and IODP Leg 304/305 shipboard scientific party (incl. A. von der Handt) (2007): Oceanic core complexes and crustal accretion at slow-spreading ridges. Geology, 35, 623-626.

Gao, Y., J. Hoefs, E. Hellebrand, A. von der Handt, J.E. Snow (2007): Trace element zoning in pyroxenes from ODP Hole 735B gabbros: diffusive exchange or synkinematic crystal fractionation? Contributions to Mineralogy and Petrology, 153, 429-442.

Shipboard Scientific Party IODP Expeditions 304 and 305 (incl. A.von der Handt) (2005): Oceanic Core Complex Formation, Atlantis Massif. Scientific Drilling Journal, 1, 28-31, doi: 10.2204/iodp.sd.1.05.2005.

 

Conference presentations

(last 7 years only. 113 abstracts in total of which 35 as first author; * denotes supervised student)

von der Handt, A., Mosenfelder, J., Dalou, C. and Hirschmann, M.M. (2019). Recent Advances in the Analysis of Nitrogen by EPMA. Microscopy and Microanalysis 2019, Portland.

von der Handt, A., and Mosenfelder, J. (2019). Soft X-ray Emission Spectroscopy of Borosilicate Glasses and Minerals by SXES and EPMA-WDS. Microscopy and Microanalysis 2019, Portland.

Moy, A., Fournelle, J. and von der Handt, A. (2019). An EPMA Study of the Soft Fe Lα-Lβ X-ray lines in Fe-silicide, Olivine and Fe-sulfide Minerals by SXES and WDS. Microscopy and Microanalysis 2019, Portland.

von der Handt, A. and Donovan, J.J. (2019). A Combined Mapping and Time-Dependent Intensity Correction Approach to Improve EPMA Analysis of Beam-Sensitive Materials. EMAS 2019. Trondheim.

von der Handt, A., Fournelle, J., Kirilova, M., Plümper, O, Toy, V. G., and Wirth, R. (2019). How can we characterise graphite via electron microscopy?. EGU 2019, Vienna.

von der Handt, A., Takahashi, H., Takakura, M., Dalou, C., Mosenfelder, J. and Hirschmann, M.M. (2018). Investigation of Nitrogen in Silicate Glasses and Iron Alloys by SXES. Microscopy and Microanalysis, 24(S1), pp.2024-2025.9

Peterson, S. and von der Handt, A. 2018). Midwest Micrometeorites. Microscopy and Microanalysis, 24(S1), pp.2106-2107.

von der Handt, A. & Donovan, J.J. (2017). Improving EPMA analysis of beam-sensitive materials by a combined mapping and Time-Dependent Intensity correction approach. Microscopy and Microanalysis 2017, St. Louis.

von der Handt, A., Takahashi, H., Takakura, M., Dalou, C., Mosenfelder, J. and Hirschmann, M.M. (2017). EPMA soft X-ray emission spectroscopy of nitrogen in silicate glasses and iron alloys. EMAS 2017, Konstanz.

Neill, O.K., von der Handt, A. and Allaz, J.M. (2017). Focused Interest Group on Microanalytical Standards (FIGMAS): An Update. Microscopy and Microanalysis, 23(S1), pp.522-523.

Allaz, J.M., Neill, O.K. and von der Handt, A. (2017). Focused interest group on microanalytical standards (FIGMAS): assessing the quality, availability and need for standards in the microanalytical community. EMAS 2017, Konstanz.

von der Handt, A., Dalou, C. (2016). Quantitative EPMA of nitrogen in silicate glasses. Microscopy and Microanalysis 22 (S3), 1810-1811.

von der Handt, A.,Allaz, J., Neill, OK. (2016). Microanalytical Standards, Reference and Research Materials: Continuing the Effort toward Breaking the Accuracy Barrier. Microscopy and Microanalysis 22 (S3), 424-425.

Teyssier, C., Chatzaras, V., von Der Handt, A. (2016). Microfabrics in depleted mantle plaeotransform (New Caledonia). EGU General Assembly Conference Abstracts 18, 11489.

Dalou, C., Hirschmann, M., Mosenfelder, J., von der Handt, A., Armstrong, L. (2016). Constraints on Nitrogen Fractionation During Core-Mantle Differentiation. Lunar and Planetary Science Conference 47, 2607.

Lambert, R., Gale, A., von Der Handt, A. (2015). A Study of Plagioclase-bearing Pyroxenites from the Ultraslow-spreading Gakkel Ridge, Arctic Ocean. AGU Fall Meeting Abstracts.

Allaz, J. M., Neill, O. K., & von Der Handt, A. (2015). Focused Interest Group on Microanalytical Standards (FIGMAS): Assessing the Quality, Availability and Need for Standards in the Microanalytical Community. Microscopy and Microanalysis, 21(S3), 2019-2020.

Armstrong, L. S., Falksen, E., von der Handt, A., & Hirschmann, M. M. (2014). Nitrogen Partitioning Between Reduced Silicate Melts and Metallic Iron Alloys. In AGU Fall Meeting Abstracts (Vol. 1, p. 4852).

Alexander, E. C., Kracher, A., Wasson, J. T., & von der Handt, A. (2015). The Minnesota Meteorite Mystery: Two Unrelated Very Flat Irons. In78th Annual Meeting of the Meteoritical Society (Vol. 1856, p. 5231).

von der Handt, A., Rahn, M. K. W., Wang, L. X., & Marks, M. A. W. (2014). The Volatile Element Evolution of Intra-plate Alkaline Rocks as Recorded by Apatite: An Example from the Hegau Volcanic Field (Southwest Germany). In AGU Fall Meeting Abstracts (Vol. 1, p. 4264).

von der Handt, A., Menzel* M, Oencue* A, Danilewsky A, Hellebrand, E., Kluegel A, Snow JE (2013): Multiple stages of brecciation and carbonation in a peridotite from the ultraslow-spreading Gakkel Ridge. AGU Fall Meeting, San Francisco.

Rahn, M & von der Handt, A: (2013). Tracing the Time-Resolved Magmatic Evolution of the Hegau Volcanic Field (Southern Germany) Through Apatites. Mineralogical Magazine, 77(5) 2020

Wang L, Wenzel T, von der Handt A, Keller J, Marks MAW & Markl G (2013). Compositional Variation in Apatites from Alkaline Silicate Rocks and Associated Carbonatites: A Case Study of the Kaiserstuhl Complex, Germany. Mineralogical Magazine, 77(5) 2452.

von der Handt, A., Hellebrand, E. (2012). Melt-rock reaction at the crust-mantle boundary: Insight from Atlantis Massif peridotites (30 N, Mid-Atlantic ridge). European Mineralogical Conference, Frankfurt.

Grimm*, C., von der Handt, A., Schmidt*, R.B., Laukert, G., and Mojica, J. (2012). Petrology of the Mafic-Ultramafic Viravira Complex, Colombia: Fragments of an Alaskan-type Intrusion. European Mineralogical Conference, Frankfurt.

Schmidt, R.B.*, von der Handt, A., Grimm, C.*, Laukert, G., and Mojica, J. (2012). Petrology of the Alto Condoto ultramafic-mafic complex, Colombia. European Mineralogical Conference, Frankfurt.

 

Research interests:

Microanalytical methods; Trace element analysis; Melt-rock reaction in the mantle; Processes at the crust-mantle transition zone; Formation of pyroxenites; Architecture of the lower crust; Mantle heterogeneity; Diffusion and element partitioning in mantle minerals; Apatite chemistry; Carbonate veins in mantle peridotites.