Ralf Halama

1974 -

country of citizenship: Germany

occupation: researcher

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Articles 22

Date

Title

Authors

2021-04

Earth’s Nitrogen and Carbon Cycles

Ralf Halama, Gray E. Bebout
2020-02-06

Boron isotope record of peak metamorphic ultrahigh-pressure and retrograde fluid-rock interaction in white mica (Lago di Cignana, Western Alps)

Ralf Halama, Matthias Konrad-Schmolke, Jan C.M. de Hoog
2020-04-01

Magmatic and Metasomatic Effects of Magma–Carbonate Interaction Recorded in Calc-silicate Xenoliths from Merapi Volcano (Indonesia)

Ralf Halama, Frances M Deegan, Valentin R. Troll
2020-11-07

Tourmaline Reference Materials for the In Situ Analysis of Oxygen and Lithium Isotope Ratio Compositions

Jack H. Lacey, Ralf Halama, Andreas Pack, Horst R. Marschall
2019-06-19

Crustal CO2 contribution to subduction zone degassing recorded through calc-silicate xenoliths in arc lavas

Ralf Gertisser, Ralf Halama, Katie Preece, Valentin R. Troll, Frances M Deegan
2018-04-24

Mineral dissolution and reprecipitation mediated by an amorphous phase

Matthias Konrad-Schmolke, Ralf Halama
2016-10-10

Fluid-induced breakdown of white mica controls nitrogen transfer during fluid–rock interaction in subduction zones

Ralf Halama, Timm John, Gray E. Bebout, Horst R. Marschall
2014-02-09

Volatile (H2O, CO2, Cl, S) budget of the Central American subduction zone

Ralf Halama, Steffen Kutterolf, Armin Freundt, Ingo Grevemeyer
2014-02

Effects of fluid–rock interaction on 40Ar/39Ar geochronology in high-pressure rocks (Sesia-Lanzo Zone, Western Alps)

Horst R. Marschall, Ralf Halama
2013-12

Crystallization conditions and petrogenesis of the lava dome from the ∼900 years BP eruption of Cerro Machín Volcano, Colombia

Dieter Garbe-Schönberg, Ralf Halama, Thor Hansteen
2013-12-01

Vesuvianite in high-pressure-metamorphosed oceanic lithosphere (Raspas Complex, Ecuador) and its role for transport of water and trace elements in subduction zones

Dieter Garbe-Schönberg, Ralf Halama, Theofilos Toulkeridis
2013-03-01

Vesuvianite in high-pressure-metamorphosed oceanic lithosphere (Raspas Complex, Ecuador) and its role for transport of water and trace elements in subduction zones

Dieter Garbe-Schönberg, Ralf Halama, Theofilos Toulkeridis
2012-06-01

Nitrogen recycling in subducted mantle rocks and implications for the global nitrogen cycle

Ralf Halama, Marco Scambelluri, Timm John, Gray E. Bebout
2012-05-27

Volcanic arcs fed by rapid pulsed fluid flow through subducting slabs

Ralf Halama, Ralf Dohmen, Timm John, Gray E. Bebout
2010-03

Nitrogen recycling in subducted oceanic lithosphere: The record in high- and ultrahigh-pressure metabasaltic rocks

Ralf Halama, Timm John, Gray E. Bebout
2009-01-30

Insights into Li and Li isotope cycling and sub-arc metasomatism from veined mantle xenoliths, Kamchatka

Ralf Halama, Roberta Rudnick, William F. McDonough, Ivan P. Savov
2009-07-30

Subducted seamounts in an eclogite-facies ophiolite sequence: the Andean Raspas Complex, SW Ecuador

Ralf Halama, Dieter Garbe-Schönberg, Timm John
2008-09

Sodic Pyroxene and Sodic Amphibole as Potential Reference Materials forIn SituLithium Isotope Determinations by SIMS

Ralf Halama, Thomas Zack, Roberta Rudnick, Horst R. Marschall, William F. McDonough, Ivan P. Savov, Edward Vicenzi
2008-01

Tracking the lithium isotopic evolution of the mantle using carbonatites

Ralf Halama, Roberta Rudnick, William F. McDonough
2007-12

Correlation of seismic and petrologic thermometers suggests deep thermal anomalies beneath hotspots

Ralf Halama, Carolina Lithgow-Bertelloni, Lars Stixrude, Cin-Ty A. Lee, Marc M. Hirschmann
2007-02

The Li isotopic composition of Oldoinyo Lengai: Nature of the mantle sources and lack of isotopic fractionation during carbonatite petrogenesis

Ralf Halama, Roberta Rudnick, William F. McDonough
2006-05

Pre-eruptive crystallization conditions of mafic and silicic magmas at the Plat Pays volcanic complex, Dominica (Lesser Antilles)

Ralf Halama

Human - wd:Q56875772

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