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Journal Article

Reduced charge transfer in mixed-spin ferropericlase inferred from its high-pressure refractive index

Lukas Schifferle, Sergio Speziale, Björn Winkler, Victor Milman, Sergey S. Lobanov
Published: 01 July 2024
American Mineralogist (2024) 109 (7): 1145–1152.
DOI: https://doi.org/10.2138/am-2023-9100
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In-situ study of microstructures induced by the olivine to wadsleyite transformation at conditions of the 410 km depth discontinuity

Estelle Ledoux, Matthias Krug, Jeffrey Gay, Julien Chantel, Nadège Hilairet, Maxim Bykov, Elena Bykova, Georgios Aprilis, Volodymyr Svitlyk, Gaston Garbarino, Nicolas Guignot, Carmen Sanchez-Valle, Sergio Speziale, Sébastien Merkel
Published: 01 December 2023
American Mineralogist (2023) 108 (12): 2283–2293.
DOI: https://doi.org/10.2138/am-2022-8731
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Sound speed and refractive index of amorphous CaSiO 3 upon pressure cycling to 40 GPa

Zachary M. Geballe, Sarah M. Arveson, Sergio Speziale, Raymond Jeanloz
Published: 01 December 2022
American Mineralogist (2022) 107 (12): 2212–2218.
DOI: https://doi.org/10.2138/am-2022-8081
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Synthesis, structure, and single-crystal elasticity of Al-bearing superhydrous phase B

Xinyang Li, Sergio Speziale, Konstantin Glazyrin, Franziska D.H. Wilke, Hanns-Peter Liermann, Monika Koch-Müller
Published: 01 May 2022
American Mineralogist (2022) 107 (5): 885–895.
DOI: https://doi.org/10.2138/am-2022-7989
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Raman spectroscopy of siderite at high pressure: Evidence for a sharp spin transition

Jan Müller, Sergio Speziale, Ilias Efthimiopoulos, Sandro Jahn, Monika Koch-Müller
Published: 01 December 2016
American Mineralogist (2016) 101 (12): 2638–2644.
DOI: https://doi.org/10.2138/am-2016-5708
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Equation of state and elasticity of the 3.65 Å phase: Implications for the X-discontinuity

Mainak Mookherjee, Sergio Speziale, Hauke Marquardt, Sandro Jahn, Bernd Wunder, Monika Koch-Müller, Hanns-Peter Liermann
Published: 01 October 2015
American Mineralogist (2015) 100 (10): 2199–2208.
DOI: https://doi.org/10.2138/am-2015-5312
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Structural insights and elasticity of single-crystal antigorite from high-pressure Raman and Brillouin spectroscopy measured in the (010) plane

Hauke Marquardt, Sergio Speziale, Monika Koch-Müller, Katharina Marquardt, Gian Carlo Capitani
Published: 01 August 2015
American Mineralogist (2015) 100 (8-9): 1932–1939.
DOI: https://doi.org/10.2138/am-2015-5198
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The elasticity of MgAl 2 O 4 –MnAl 2 O 4 spinels by Brillouin scattering and an empirical approach for bulk modulus prediction

Enrico Bruschini, Sergio Speziale, Giovanni B. Andreozzi, Ferdinando Bosi, Ulf Hålenius
Published: 01 February 2015
American Mineralogist (2015) 100 (2-3): 644–651.
DOI: https://doi.org/10.2138/am-2015-4993
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Synthesis of a quenchable high-pressure form of magnetite (h-Fe 3 O 4 ) with composition Fe1 (Fe 2+ 0.75 Mg 0.26 ) Fe2 (Fe 3+ 0.70 Cr 0.15 Al 0.11 Si 0.04 ) 2 O 4

Monika Koch-Müller, Enrico Mugnaioli, Dieter Rhede, Sergio Speziale, Ute Kolb, Richard Wirth
Published: 01 November 2014
American Mineralogist (2014) 99 (11-12): 2405–2415.
DOI: https://doi.org/10.2138/am-2014-4944
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Brillouin Scattering and its Application in Geosciences

Sergio Speziale, Hauke Marquardt, Thomas S. Duffy
Published: 01 January 2014
Reviews in Mineralogy and Geochemistry (2014) 78 (1): 543–603.
DOI: https://doi.org/10.2138/rmg.2014.78.14
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The 7 th European Conference on Mineralogy and Spectroscopy Preface

Monika Koch-müller, Michael Fechtelkord, Vladimir Khomenko, Sergio Speziale
Published: 01 September 2012
European Journal of Mineralogy (2012) 24 (5): 775–776.
DOI: https://doi.org/10.1127/0935-1221/2012/0024-2248
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The 3.65 Å phase, MgSi(OH) 6 : Structural insights from DFT-calculations and T -dependent IR spectroscopy

Bernd Wunder, Sandro Jahn, Monika Koch-Müller, Sergio Speziale
Published: 01 July 2012
American Mineralogist (2012) 97 (7): 1043–1048.
DOI: https://doi.org/10.2138/am.2012.4022
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Elasticity measurements on minerals: a review

Ross J. Angel, Jennifer M. Jackson, Hans J. Reichmann, Sergio Speziale
Published: 01 June 2009
European Journal of Mineralogy (2009) 21 (3): 525–550.
DOI: https://doi.org/10.1127/0935-1221/2009/0021-1925
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High-pressure behavior of gypsum: A single-crystal X-ray study

Paola Comodi, Sabrina Nazzareni, Pier Francesco Zanazzi, Sergio Speziale
Published: 01 October 2008
American Mineralogist (2008) 93 (10): 1530–1537.
DOI: https://doi.org/10.2138/am.2008.2917
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Single-crystal elasticity of brucite, Mg(OH) 2 , to 15 GPa by Brillouin scattering

Fuming Jiang, Sergio Speziale, Thomas S. Duffy
Published: 01 November 2006
American Mineralogist (2006) 91 (11-12): 1893–1900.
DOI: https://doi.org/10.2138/am.2006.2215
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